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O'Hare Intl. Airport to San Diego International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare Intl. Airport to San Diego International Airport over the next 90 days, with one-way fares from €75 and round-trip from €179. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ORD 2:15 PM
        4h 41m
        Nonstop
        SAN 4:56 PM
        Chicago - San Diego | Sun, Nov 15 | Alaska Airlines
        SAN 12:41 PM
        4h 18m
        Nonstop
        ORD 6:59 PM
        San Diego - Chicago | Wed, Nov 18 | Alaska Airlines
        €183 €257
        28% off
        28% off
        €257 €183
      • ORD 6:45 AM
        4h 35m
        Nonstop
        SAN 9:20 AM
        Chicago - San Diego | Sun, Nov 15 | American Airlines
        SAN 10:12 AM
        4h 18m
        Nonstop
        ORD 4:30 PM
        San Diego - Chicago | Wed, Nov 18 | American Airlines
        €191 €257
        26% off
        26% off
        €257 €191
      • ORD 7:20 AM
        4h 36m
        Nonstop
        SAN 9:56 AM
        Chicago - San Diego | Sun, Oct 11 | Alaska Airlines
        SAN 7:00 AM
        4h 25m
        Nonstop
        ORD 1:25 PM
        San Diego - Chicago | Wed, Oct 14 | Alaska Airlines
        €196 €257
        24% off
        24% off
        €257 €196
      • ORD 7:49 PM
        4h 38m
        Nonstop
        SAN 10:27 PM
        Chicago - San Diego | Fri, Oct 9 | Alaska Airlines
        SAN 10:40 PM
        3h 50m
        Nonstop
        MDW 4:30 AM
        San Diego - Chicago | Wed, Oct 14 |
        €202
        21% off
        €257 €202
      • ORD 7:20 AM
        4h 36m
        Nonstop
        SAN 9:56 AM
        Chicago - San Diego | Thu, Oct 8 | Alaska Airlines
        SAN 10:40 PM
        3h 50m
        Nonstop
        MDW 4:30 AM
        San Diego - Chicago | Wed, Oct 14 |
        €202
        21% off
        €257 €202
      • ORD 4:55 PM
        4h 33m
        Nonstop
        SAN 7:28 PM
        Chicago - San Diego | Sun, Oct 11 | American Airlines
        SAN 7:00 AM
        4h 25m
        Nonstop
        ORD 1:25 PM
        San Diego - Chicago | Wed, Oct 14 | Alaska Airlines
        €203
        21% off
        €257 €203
      • ORD 2:18 PM
        4h 37m
        Nonstop
        SAN 4:55 PM
        Chicago - San Diego | Thu, Sep 24 | Alaska Airlines
        SAN 1:03 PM
        4h 18m
        Nonstop
        ORD 7:21 PM
        San Diego - Chicago | Thu, Oct 1 | Alaska Airlines
        €208
        19% off
        €257 €208
      • ORD 6:30 AM
        11h 29m
        1 stop
        SAN 3:59 PM
        Chicago - San Diego | Thu, Oct 8 | Frontier Airlines
        SAN 10:40 PM
        3h 50m
        Nonstop
        MDW 4:30 AM
        San Diego - Chicago | Wed, Oct 14 |
        €179
        30% off
        €257 €179
      • ORD 3:47 PM
        6h 24m
        1 stop
        SAN 8:11 PM
        Chicago - San Diego | Sun, Nov 15 | Delta Air Lines
        SAN 12:41 PM
        4h 18m
        Nonstop
        ORD 6:59 PM
        San Diego - Chicago | Wed, Nov 18 | Alaska Airlines
        €193
        25% off
        €257 €193
      • ORD 8:17 PM
        4h 43m
        Nonstop
        SAN 11:00 PM
        Chicago - San Diego | Sat, Sep 26 | Alaska Airlines
        SAN 10:25 PM
        9h 25m
        1 stop
        MDW 9:50 AM
        San Diego - Chicago | Mon, Sep 28 | Delta Air Lines
        €203
        21% off
        €257 €203
      • ORD 8:29 AM
        7h 51m
        1 stop
        SAN 2:20 PM
        Chicago - San Diego | Sun, Oct 11 | Delta Air Lines
        SAN 7:00 AM
        4h 25m
        Nonstop
        ORD 1:25 PM
        San Diego - Chicago | Wed, Oct 14 | Alaska Airlines
        €207
        19% off
        €257 €207
      • ORD 6:30 AM
        11h 28m
        1 stop
        SAN 3:58 PM
        Chicago - San Diego | Thu, Nov 12 | Frontier Airlines
        SAN 6:25 AM
        15h 56m
        1 stop
        ORD 12:21 AM
        San Diego - Chicago | Thu, Nov 19 | Frontier Airlines
        €207
        19% off
        €257 €207
      • CHI 1:00 PM
        17h 25m
        1 stop
        SAN 2:00 PM
        Chicago - San Diego | Fri, Sep 25 | Normal Airline
        SAN 3:00 PM
        6h
        Nonstop
        CHI 4:00 PM
        San Diego - Chicago | Sun, Sep 27 | Normal Airline
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      • Cheapest nonstop
        ORD 2:18 PM
        4h 37m
        Nonstop
        SAN 4:55 PM
        Chicago - San Diego | Wed, Sep 30 | Alaska Airlines
        €92 €124
        26% off
        26% off
        €124 €92
      • ORD 2:21 PM
        4h 40m
        Nonstop
        SAN 5:01 PM
        Chicago - San Diego | Sat, Oct 3 | Alaska Airlines
        €94 €124
        24% off
        24% off
        €124 €94
      • ORD 7:20 AM
        4h 36m
        Nonstop
        SAN 9:56 AM
        Chicago - San Diego | Wed, Oct 7 | Alaska Airlines
        €99 €124
        20% off
        20% off
        €124 €99
      • ORD 7:20 AM
        4h 43m
        Nonstop
        SAN 10:03 AM
        Chicago - San Diego | Sat, Nov 14 | Alaska Airlines
        €99
        20% off
        €124 €99
      • ORD 1:01 PM
        6h 59m
        1 stop
        SAN 6:00 PM
        Chicago - San Diego | Mon, Sep 28 | Frontier Airlines
        €75
        40% off
        €124 €75
      • ORD 6:30 AM
        19h 27m
        1 stop
        SAN 11:57 PM
        Chicago - San Diego | Sat, Nov 14 | Frontier Airlines
        €90
        27% off
        €124 €90
      • ORD 3:29 PM
        7h 8m
        1 stop
        SAN 8:37 PM
        Chicago - San Diego | Sat, Oct 3 | Delta Air Lines
        €95
        23% off
        €124 €95
      • ORD 6:59 PM
        6h 48m
        1 stop
        SAN 11:47 PM
        Chicago - San Diego | Wed, Sep 30 | Delta Air Lines
        €96
        23% off
        €124 €96
      • ORD 6:30 AM
        19h 27m
        1 stop
        SAN 11:57 PM
        Chicago - San Diego | Tue, Nov 3 | Frontier Airlines
        €100
        19% off
        €124 €100
      • ORD 8:13 PM
        14h 24m
        1 stop
        SAN 8:37 AM
        Chicago - San Diego | Sat, Nov 7 | Frontier Airlines
        €100
        19% off
        €124 €100
      • ORD 6:30 AM
        19h 27m
        1 stop
        SAN 11:57 PM
        Chicago - San Diego | Wed, Oct 28 | Frontier Airlines
        €100
        19% off
        €124 €100
      • ORD 6:30 AM
        11h 28m
        1 stop
        SAN 3:58 PM
        Chicago - San Diego | Tue, Oct 20 | Frontier Airlines
        €100
        19% off
        €124 €100
      • CHI 1:00 PM
        17h 25m
        1 stop
        SAN 2:00 PM
        Chicago - San Diego | Fri, Sep 25 | Normal Airline
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Displayed flight fares from O'Hare Intl. Airport to San Diego International Airport 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 O'Hare Intl. Airport to San Diego International Airport

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

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

Based on Trip.com’s data from the past 12 months, September is typically the cheapest month to find flights from O'Hare Intl. Airport to San Diego International Airport, with an average price of €135. In contrast, March is usually the most expensive month, with average fares reaching €361.

€361
€248
€135
€22
  • €135
    Sep
  • €167
    Oct
  • €181
    Nov
  • €284
    Dec
  • €172
    Jan
  • €157
    Feb
  • €361
    Mar
  • €280
    Apr
  • €184
    May
  • €310
    Jun
  • €314
    Jul
  • €331
    Aug

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

The data is based on the past 12 months and shows the average ticket prices from O'Hare Intl. Airport to San Diego International 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 O'Hare Intl. Airport to San Diego International Airport is Wednesday, 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.

€248
€187
€125
€64
    Cheapest
  • €158
    Mon
  • €151
    Tue
  • €125
    Wed
  • €167
    Thu
  • €178
    Fri
  • €189
    Sat
  • €248
    Sun

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

The cheapest airline flying from O'Hare Intl. Airport to San Diego International Airport is Frontier Airlines (from €75) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €75
Alaska Airlines
From €92
Delta Air Lines
From €95
American Airlines
From €105
United Airlines
From €132
Sun Country Airlines
From €170

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1861

    O'Hare Intl. Airport

    7:00 PM

    ORD

    4h 30m

    9:30 PM

    SAN

    S M T W T F S
    Search

  2. AS1470

    O'Hare Intl. Airport

    7:20 AM

    ORD

    4h 43m

    10:03 AM

    SAN

    S M T W T F S
    Search

  3. AS1447

    O'Hare Intl. Airport

    2:15 PM

    ORD

    4h 41m

    4:56 PM

    SAN

    S M T W T F S
    Search

  4. AS1466

    O'Hare Intl. Airport

    7:55 PM

    ORD

    4h 20m

    10:15 PM

    SAN

    S - - W T - S
    Search

  5. F93647

    O'Hare Intl. Airport

    5:15 PM

    ORD

    4h 21m

    Nonstop

    7:36 PM

    LAS

    - M T - - - -
    Search

  6. F91469

    Harry Reid Intl. Airport

    6:00 PM

    LAS

    1h 20m

    Nonstop

    7:20 PM

    SAN

    S - - W T - S

  7. DL1775

    O'Hare Intl. Airport

    6:59 PM

    ORD

    4h 35m

    Nonstop

    9:34 PM

    LAX

    S M T W T F S
    Search

  8. DL3746

    Los Angeles Intl. Airport

    9:59 PM

    LAX

    56m

    Nonstop

    10:55 PM

    SAN

    S M T W T F S

  9. F93241

    O'Hare Intl. Airport

    9:13 AM

    ORD

    2h 56m

    Nonstop

    12:09 PM

    DFW

    S - - W T F S
    Search

  10. F91425

    Dallas Fort Worth International Airport

    9:15 AM

    DFW

    3h 18m

    Nonstop

    10:33 AM

    SAN

    S - - W T F S

  11. DL1533

    O'Hare Intl. Airport

    3:55 PM

    ORD

    1h 45m

    Nonstop

    5:40 PM

    MSP

    S M T W - F S
    Search

  12. DL2145

    Minneapolis-Saint Paul International Airport

    6:25 PM

    MSP

    4h

    Nonstop

    8:25 PM

    SAN

    S M T W T F S

  13. F91483

    O'Hare Intl. Airport

    7:25 AM

    ORD

    3h 9m

    Nonstop

    9:34 AM

    DEN

    S M T W T F S
    Search

  14. F92817

    Denver International Airport

    3:04 PM

    DEN

    2h 30m

    Nonstop

    4:34 PM

    SAN

    S M T W T F S

  15. F91483

    O'Hare Intl. Airport

    7:25 AM

    ORD

    3h 9m

    Nonstop

    9:34 AM

    DEN

    S M T W T F S
    Search

  16. F92711

    Denver International Airport

    10:29 PM

    DEN

    2h 22m

    Nonstop

    11:51 PM

    SAN

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

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

Flight distance2,771.81 km
Cheapest one-way ticket price€75
Cheapest return ticket price€179

FAQs for O'Hare Intl. Airport to San Diego International Airport Flights

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

    O'Hare Intl. Airport to San Diego International Airport takes about 3 hours 59 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from O'Hare Intl. Airport (ORD) to San Diego International Airport (SAN).
  • The earliest flight from O'Hare Intl. Airport to San Diego International Airport departs at 06:46, and the last departs at 21:05, with about 15 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare Intl. Airport (ORD) to San Diego International Airport (SAN) is quite popular. Without considering departure times or holidays, tickets cost around €197 in September, the most expensive month to book this route.
  • The earliest flight departs from O'Hare Intl. Airport (ORD) at 07:10 and arrives in San Diego International Airport (SAN) at 09:44.
  • The latest flight departs from O'Hare Intl. Airport (ORD) at 20:59 and arrives in San Diego International Airport (SAN) at 23:19.
    • The distance from San Diego International Airport to downtown is about 3 km. It takes about 20 minutes by taxi.
    • The distance from McClellan-Palomar Airport to downtown is about 47 km. It takes about 1 hour by taxi.
  • United Airlines is a very popular airline operating an average of 5447 flights per month.
  • One-way flights from O'Hare Intl. Airport to San Diego International Airport currently start from €75, and round-trip fares start from €179. The current lowest fare is a Frontier Airlines flight departing on Mon, Sep 28; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Alaska Airlines operate direct flights from O'Hare Intl. Airport to San Diego International Airport, with an average flight time of 4 hours 6 minutes, and around 95 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 O'Hare Intl. Airport to San Diego International Airport is €140. Prices may vary depending on the departure date, airline, and availability.
  • O'Hare Intl. Airport to San Diego International Airport operates around 64 weekly flights, mainly by United Airlines, American Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare Intl. Airport and San Diego International 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.

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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.