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San Francisco Intl. Airport to O'Hare Intl. Airport flight

Explore the cheapest one-way and round-trip flights from San Francisco Intl. Airport to O'Hare Intl. Airport over the next 90 days, with one-way fares from AED 286 and round-trip from AED 704. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SFO 7:13 AM
      4h 31m
      Nonstop
      ORD 1:44 PM
      San Francisco - Chicago | Thu, Nov 12 | American Airlines
      ORD 1:24 PM
      4h 55m
      Nonstop
      SFO 4:19 PM
      Chicago - San Francisco | Sat, Nov 14 | American Airlines
      AED 853 AED 1,134
      25% off
      25% off
      AED 1,134 AED 853
    • SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Tue, Dec 8 | American Airlines
      ORD 1:24 PM
      5h 6m
      Nonstop
      SFO 4:30 PM
      Chicago - San Francisco | Thu, Dec 10 | American Airlines
      AED 918 AED 1,134
      19% off
      19% off
      AED 1,134 AED 918
    • SFO 6:30 AM
      16h 23m
      1 stop
      ORD 12:53 AM
      San Francisco - Chicago | Tue, Dec 1 | Frontier Airlines
      ORD 7:25 AM
      14h 6m
      1 stop
      SFO 7:31 PM
      Chicago - San Francisco | Sat, Dec 5 | Frontier Airlines
      AED 704 AED 1,134
      38% off
      38% off
      AED 1,134 AED 704
    • SFO 10:39 AM
      12h 14m
      1 stop
      ORD 12:53 AM
      San Francisco - Chicago | Wed, Dec 2 | Frontier Airlines
      ORD 7:25 AM
      17h 28m
      1 stop
      SFO 10:53 PM
      Chicago - San Francisco | Wed, Dec 9 | Frontier Airlines
      AED 704
      38% off
      AED 1,134 AED 704
    • SFO 12:55 PM
      9h 59m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Sat, Dec 5 | Frontier Airlines
      ORD 7:25 AM
      17h 28m
      1 stop
      SFO 10:53 PM
      Chicago - San Francisco | Wed, Dec 9 | Frontier Airlines
      AED 704
      38% off
      AED 1,134 AED 704
    • SFO 6:30 AM
      16h 24m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Tue, Dec 8 | Frontier Airlines
      ORD 7:25 AM
      14h 6m
      1 stop
      SFO 7:31 PM
      Chicago - San Francisco | Sat, Dec 12 | Frontier Airlines
      AED 704
      38% off
      AED 1,134 AED 704
    • SFO 10:34 AM
      12h 20m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Wed, Dec 9 | Frontier Airlines
      ORD 7:25 AM
      17h 28m
      1 stop
      SFO 10:53 PM
      Chicago - San Francisco | Wed, Dec 16 | Frontier Airlines
      AED 704
      38% off
      AED 1,134 AED 704
    • SFO 12:55 PM
      9h 59m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Sat, Dec 12 | Frontier Airlines
      ORD 7:25 AM
      28h 14m
      1 stop
      SFO 9:39 AM
      Chicago - San Francisco | Tue, Dec 15 | Frontier Airlines
      AED 704
      38% off
      AED 1,134 AED 704
    • SFO 8:26 PM
      26h 28m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Mon, Dec 7 | Frontier Airlines
      ORD 7:25 AM
      14h 6m
      1 stop
      SFO 7:31 PM
      Chicago - San Francisco | Sat, Dec 12 | Frontier Airlines
      AED 705
      38% off
      AED 1,134 AED 705
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
      CHI 3:00 PM
      6h
      Nonstop
      SFO 4:00 PM
      Chicago - San Francisco | Tue, Nov 10 | Normal Airline
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    • Cheapest
      SFO 6:30 PM
      8h 29m
      1 stop
      ORD 4:59 AM
      San Francisco - Chicago | Tue, Dec 1 | Frontier Airlines
      AED 286 AED 536
      47% off
      47% off
      AED 536 AED 286
    • SFO 6:30 PM
      8h 31m
      1 stop
      ORD 5:01 AM
      San Francisco - Chicago | Thu, Dec 10 | Frontier Airlines
      AED 325 AED 536
      39% off
      39% off
      AED 536 AED 325
    • SFO 6:30 PM
      8h 31m
      1 stop
      ORD 5:01 AM
      San Francisco - Chicago | Mon, Dec 7 | Frontier Airlines
      AED 329 AED 536
      39% off
      39% off
      AED 536 AED 329
    • SFO 5:00 PM
      5h 54m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Tue, Dec 8 | Frontier Airlines
      AED 339
      37% off
      AED 536 AED 339
    • SFO 10:34 AM
      12h 20m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Wed, Dec 9 | Frontier Airlines
      AED 357
      33% off
      AED 536 AED 357
    • SFO 12:55 PM
      9h 59m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Sat, Dec 5 | Frontier Airlines
      AED 357
      33% off
      AED 536 AED 357
    • SFO 12:55 PM
      9h 59m
      1 stop
      ORD 12:54 AM
      San Francisco - Chicago | Sat, Dec 12 | Frontier Airlines
      AED 359
      33% off
      AED 536 AED 359
    • SFO 10:21 PM
      6h 33m
      1 stop
      ORD 6:54 AM
      San Francisco - Chicago | Tue, Dec 22 | Frontier Airlines
      AED 360
      33% off
      AED 536 AED 360
    • SFO 7:26 PM
      27h
      1 stop
      ORD 12:26 AM
      San Francisco - Chicago | Wed, Dec 16 | Frontier Airlines
      AED 368
      31% off
      AED 536 AED 368
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
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    • Cheapest nonstop
      SFO 5:22 PM
      4h 31m
      Nonstop
      ORD 11:53 PM
      San Francisco - Chicago | Tue, Nov 24 | American Airlines
      AED 418 AED 536
      22% off
      22% off
      AED 536 AED 418
    • SFO 3:04 PM
      4h 27m
      Nonstop
      ORD 9:31 PM
      San Francisco - Chicago | Mon, Nov 23 | American Airlines
      AED 434 AED 536
      19% off
      19% off
      AED 536 AED 434
    • SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      AED 448 AED 1,118
      60% off
      60% off
      AED 1,118 AED 448
    • SFO 11:51 PM
      4h 8m
      Nonstop
      ORD 5:59 AM
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      AED 448
      65% off
      AED 1,297 AED 448
    • SFO 10:52 PM
      4h 8m
      Nonstop
      ORD 5:00 AM
      San Francisco - Chicago | Fri, Jan 1 | American Airlines
      AED 531
      59% off
      AED 1,297 AED 531
    • SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Wed, Dec 16 | American Airlines
      AED 545
      51% off
      AED 1,118 AED 545
    • SFO 1:50 PM
      4h 34m
      Nonstop
      ORD 8:24 PM
      San Francisco - Chicago | Sat, Jan 23 | American Airlines
      AED 545
      51% off
      AED 1,118 AED 545
    • SFO 1:50 PM
      4h 34m
      Nonstop
      ORD 8:24 PM
      San Francisco - Chicago | Sat, Jan 9 | American Airlines
      AED 545
      51% off
      AED 1,118 AED 545
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Wed, Dec 16 | American Airlines
      AED 545
      57% off
      AED 1,297 AED 545
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
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    • Cheapest nonstop
      SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      AED 448 AED 1,484
      70% off
      70% off
      AED 1,484 AED 448
    • SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Wed, Dec 16 | American Airlines
      AED 545 AED 1,484
      63% off
      63% off
      AED 1,484 AED 545
    • SFO 1:50 PM
      4h 34m
      Nonstop
      ORD 8:24 PM
      San Francisco - Chicago | Sat, Jan 23 | American Airlines
      AED 545 AED 1,484
      63% off
      63% off
      AED 1,484 AED 545
    • SFO 1:50 PM
      4h 34m
      Nonstop
      ORD 8:24 PM
      San Francisco - Chicago | Sat, Jan 9 | American Airlines
      AED 545
      63% off
      AED 1,484 AED 545
    • SFO 7:40 AM
      4h 20m
      Nonstop
      ORD 2:00 PM
      San Francisco - Chicago | Mon, Dec 14 | American Airlines
      AED 546
      63% off
      AED 1,484 AED 546
    • SFO 2:12 PM
      4h 28m
      Nonstop
      ORD 8:40 PM
      San Francisco - Chicago | Tue, Jan 5 | American Airlines
      AED 546
      63% off
      AED 1,484 AED 546
    • SFO 7:13 AM
      4h 30m
      Nonstop
      ORD 1:43 PM
      San Francisco - Chicago | Thu, Nov 26 | American Airlines
      AED 558
      62% off
      AED 1,484 AED 558
    • SFO 2:12 PM
      4h 28m
      Nonstop
      ORD 8:40 PM
      San Francisco - Chicago | Thu, Dec 31 | American Airlines
      AED 621
      57% off
      AED 1,484 AED 621
    • SFO 7:13 AM
      4h 30m
      Nonstop
      ORD 1:43 PM
      San Francisco - Chicago | Tue, Dec 1 | American Airlines
      AED 641
      56% off
      AED 1,484 AED 641
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
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    • Cheapest nonstop
      SFO 10:34 AM
      4h 31m
      Nonstop
      ORD 5:05 PM
      San Francisco - Chicago | Sun, Nov 8 | American Airlines
      AED 769 AED 2,019
      62% off
      62% off
      AED 2,019 AED 769
    • SFO 7:13 AM
      4h 31m
      Nonstop
      ORD 1:44 PM
      San Francisco - Chicago | Sat, Nov 7 | American Airlines
      AED 1,036 AED 2,019
      49% off
      49% off
      AED 2,019 AED 1,036
    • SFO 10:34 AM
      4h 31m
      Nonstop
      ORD 5:05 PM
      San Francisco - Chicago | Mon, Nov 9 | American Airlines
      AED 1,042 AED 2,019
      48% off
      48% off
      AED 2,019 AED 1,042
    • SFO 10:34 AM
      4h 31m
      Nonstop
      ORD 5:05 PM
      San Francisco - Chicago | Thu, Nov 12 | American Airlines
      AED 1,042
      48% off
      AED 2,019 AED 1,042
    • SFO 10:34 AM
      4h 31m
      Nonstop
      ORD 5:05 PM
      San Francisco - Chicago | Tue, Nov 10 | American Airlines
      AED 1,042
      48% off
      AED 2,019 AED 1,042
    • SFO 7:13 AM
      4h 31m
      Nonstop
      ORD 1:44 PM
      San Francisco - Chicago | Wed, Nov 11 | American Airlines
      AED 1,066
      47% off
      AED 2,019 AED 1,066
    • SFO 2:00 PM
      4h 22m
      Nonstop
      ORD 8:22 PM
      San Francisco - Chicago | Tue, Nov 10 | United Airlines
      AED 1,204
      40% off
      AED 2,019 AED 1,204
    • SFO 10:34 AM
      4h 31m
      Nonstop
      ORD 5:05 PM
      San Francisco - Chicago | Fri, Nov 13 | American Airlines
      AED 1,635
      19% off
      AED 2,019 AED 1,635
    • SFO 11:47 PM
      7h 35m
      1 stop
      ORD 9:22 AM
      San Francisco - Chicago | Sat, Nov 7 | Frontier Airlines
      AED 715
      65% off
      AED 2,019 AED 715
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
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    • SFO 11:51 PM
      4h 8m
      Nonstop
      ORD 5:59 AM
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      AED 448 AED 1,297
      65% off
      65% off
      AED 1,297 AED 448
    • SFO 10:52 PM
      4h 8m
      Nonstop
      ORD 5:00 AM
      San Francisco - Chicago | Fri, Jan 1 | American Airlines
      AED 531 AED 1,297
      59% off
      59% off
      AED 1,297 AED 531
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Wed, Dec 16 | American Airlines
      AED 545 AED 1,297
      57% off
      57% off
      AED 1,297 AED 545
    • SFO 11:51 PM
      4h 8m
      Nonstop
      ORD 5:59 AM
      San Francisco - Chicago | Mon, Dec 14 | American Airlines
      AED 546
      57% off
      AED 1,297 AED 546
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Tue, Dec 15 | American Airlines
      AED 546
      57% off
      AED 1,297 AED 546
    • SFO 11:51 PM
      4h 8m
      Nonstop
      ORD 5:59 AM
      San Francisco - Chicago | Tue, Dec 1 | American Airlines
      AED 641
      43% off
      AED 1,118 AED 641
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Thu, Dec 10 | American Airlines
      AED 708
      45% off
      AED 1,297 AED 708
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Thu, Dec 3 | American Airlines
      AED 747
      42% off
      AED 1,297 AED 747
    • SFO 11:52 PM
      4h 8m
      Nonstop
      ORD 6:00 AM
      San Francisco - Chicago | Wed, Dec 2 | American Airlines
      AED 747
      42% off
      AED 1,297 AED 747
    • SFO 1:00 PM
      17h 25m
      1 stop
      CHI 2:00 PM
      San Francisco - Chicago | Sun, Nov 8 | Normal Airline
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Displayed flight fares from San Francisco to Chicago are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from San Francisco Intl. Airport to O'Hare Intl. Airport

What is the cheapest month for one-way flights from San Francisco Intl. Airport to O'Hare Intl. Airport?

Data is based on average one-way flight prices from San Francisco Intl. Airport to O'Hare Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Francisco Intl. Airport to O'Hare Intl. Airport, the best time to buy is in April, with an average price of AED 785. You’ll want to avoid November, when the average price can reach as high as AED 1,307.

AED 1,307
AED 1,046
AED 785
AED 524
    Cheapest
  • AED 1,307
    Nov
  • AED 1,124
    Dec
  • AED 1,265
    Jan
  • AED 867
    Feb
  • AED 1,087
    Mar
  • AED 785
    Apr
  • AED 954
    May
  • AED 1,077
    Jun
  • AED 993
    Jul
  • AED 910
    Aug
  • AED 967
    Sep
  • AED 1,015
    Oct

What’s the cheapest month to fly round-trip from San Francisco Intl. Airport to O'Hare Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from San Francisco Intl. Airport to O'Hare Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from San Francisco Intl. Airport to O'Hare Intl. Airport, with an average price of AED 1,171. In contrast, November is usually the most expensive month, with average fares reaching AED 3,984.

AED 3,984
AED 2,578
AED 1,171
0
    Cheapest
  • AED 3,984
    Nov
  • AED 1,534
    Dec
  • AED 1,171
    Jan
  • AED 1,392
    Feb
  • AED 2,012
    Mar
  • AED 1,219
    Apr
  • AED 1,890
    May
  • AED 1,963
    Jun
  • AED 1,872
    Jul
  • AED 2,178
    Aug
  • AED 2,319
    Sep
  • AED 2,045
    Oct

What is the cheapest day of the week to fly from San Francisco Intl. Airport to O'Hare Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from San Francisco Intl. Airport to O'Hare Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from San Francisco Intl. Airport to O'Hare Intl. Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

AED 1,203
AED 1,027
AED 850
AED 674
  • AED 1,012
    Mon
  • AED 850
    Tue
  • AED 966
    Wed
  • AED 1,133
    Thu
  • AED 979
    Fri
  • AED 880
    Sat
  • AED 1,203
    Sun

Which airline offers the cheapest flights from San Francisco Intl. Airport to O'Hare Intl. Airport?

The cheapest airline flying from San Francisco Intl. Airport to O'Hare Intl. Airport is Frontier Airlines (from AED 285) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From AED 285
Alaska Airlines
From AED 390
Delta Air Lines
From AED 426
American Airlines
From AED 429
United Airlines
From AED 618
Jetblue Airways
From AED 761
Sun Country Airlines
From AED 908

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What is the flight schedule from San Francisco Intl. Airport to O'Hare Intl. Airport?

Check the schedule for flights from San Francisco to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91094

    San Francisco Intl. Airport

    12:20 PM

    SFO

    2h 39m

    Nonstop

    3:59 PM

    DEN

    S - - W T - S
    Search

  2. F93174

    Denver International Airport

    9:32 PM

    DEN

    2h 35m

    Nonstop

    1:07 AM

    ORD

    S M T W T F S

  3. AS591

    San Francisco Intl. Airport

    6:48 PM

    SFO

    2h 15m

    Nonstop

    9:03 PM

    SEA

    S M T W T F S
    Search

  4. AS429

    Seattle Tacoma Intl. Airport

    11:23 AM

    SEA

    4h 14m

    Nonstop

    5:37 PM

    ORD

    S M T W T F S

  5. F92930

    San Francisco Intl. Airport

    9:56 AM

    SFO

    3h 38m

    Nonstop

    3:34 PM

    DFW

    S M T W T F S
    Search

  6. F91342

    Dallas Fort Worth International Airport

    10:13 PM

    DFW

    2h 32m

    Nonstop

    12:45 AM

    ORD

    S M T W T F S

  7. F94402

    San Francisco Intl. Airport

    6:30 PM

    SFO

    1h 39m

    Nonstop

    8:09 PM

    LAS

    - M T - - F -
    Search

  8. F92146

    Harry Reid Intl. Airport

    11:15 PM

    LAS

    3h 46m

    Nonstop

    5:01 AM

    ORD

    S - - W T - S

  9. F93436

    San Francisco Intl. Airport

    11:25 AM

    SFO

    2h 46m

    Nonstop

    3:11 PM

    DEN

    - M T - - F -
    Search

  10. F93174

    Denver International Airport

    9:32 PM

    DEN

    2h 35m

    Nonstop

    1:07 AM

    ORD

    S M T W T F S

  11. F92486

    San Francisco Intl. Airport

    3:30 PM

    SFO

    1h 42m

    Nonstop

    5:12 PM

    LAS

    S M T W T F S
    Search

  12. F92146

    Harry Reid Intl. Airport

    11:15 PM

    LAS

    3h 46m

    Nonstop

    5:01 AM

    ORD

    S - - W T - S

  13. F91230

    San Francisco Intl. Airport

    6:40 AM

    SFO

    2h 42m

    Nonstop

    10:22 AM

    DEN

    S M T W T F S
    Search

  14. F93174

    Denver International Airport

    9:32 PM

    DEN

    2h 35m

    Nonstop

    1:07 AM

    ORD

    S M T W T F S
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About San Francisco Intl. Airport and O'Hare Intl. Airport

Learn about San Francisco Intl. Airport (SFO) and O'Hare Intl. Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance 2,968.66 km
Cheapest one-way ticket price AED 286
Cheapest return ticket price AED 704

FAQs for San Francisco Intl. Airport to O'Hare Intl. Airport Flights

  • How long is the flight from San Francisco Intl. Airport to O'Hare Intl. Airport?

    San Francisco Intl. Airport to O'Hare Intl. Airport takes about 3 hours 44 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 19 daily flights from San Francisco Intl. Airport (SFO) to O'Hare Intl. Airport (ORD).
  • The earliest flight from San Francisco Intl. Airport to O'Hare Intl. Airport departs at 00:39, and the last departs at 23:39, with about 33 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco Intl. Airport (SFO) to O'Hare Intl. Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around AED 1,026 in November, the most expensive month to book this route.
  • The earliest flight departs from San Francisco Intl. Airport (SFO) at 05:10 and arrives in O'Hare Intl. Airport (ORD) at 11:30.
  • The latest flight departs from San Francisco Intl. Airport (SFO) at 21:40 and arrives in O'Hare Intl. Airport (ORD) at 04:00.
    • The distance from O'Hare International Airport to downtown is about 25 km. It takes about 40 minutes by taxi.
    • The distance from Midway International Airport to downtown is about 14 km. It takes about 30 minutes by taxi.
  • The closest airport to O'Hare Intl. Airport (ORD) is Midway International Airport. The distance is around 25 km.
  • United Airlines is a very popular airline operating an average of 10947 flights per month.
  • One-way flights from San Francisco Intl. Airport to O'Hare Intl. Airport currently start from AED 286, and round-trip fares start from AED 704. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 1; prices may vary depending on availability.
  • Yes. United Airlines and American Airlines operate direct flights from San Francisco Intl. Airport to O'Hare Intl. Airport, with an average flight time of 3 hours 58 minutes, and around 158 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Francisco Intl. Airport to O'Hare Intl. Airport is AED 856. Prices may vary depending on the departure date, airline, and availability.
  • Porter Airlines are the most popular budget airlines flying from San Francisco Intl. Airport to O'Hare Intl. Airport, with one-way fares starting from AED 286. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco Intl. Airport to O'Hare Intl. Airport operates around 160 weekly flights, mainly by United Airlines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco Intl. Airport and O'Hare Intl. Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.