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Chicago Rockford International Airport to San Francisco Intl. Airport flight
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Chicago Rockford International Airport to San Francisco Intl. Airport Flights Info

Cheapest one-way
QAR 554
Allegiant Air Allegiant Air 24h 39m · 1 stop Mon, Dec 7
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Cheapest round-trip
QAR 1,012
Allegiant Air Allegiant Air 11h 55m · 2 stops Sun, Jan 10 - Mon, Jan 11
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Recommended airlines
Allegiant Air Allegiant AirCheapest· From QAR 554 American Airlines American AirlinesMost booked

Explore the cheapest one-way and round-trip flights from Chicago Rockford International Airport to San Francisco Intl. Airport over the next 90 days, with one-way fares from QAR 554 and round-trip from QAR 1,012. Based on Trip.com's latest 7-day flight data.

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    • RFD 12:42 PM
      11h 55m
      1 stop
      SFO 10:37 PM
      Chicago - San Francisco | Sun, Jan 10 | Allegiant Air
      SFO 11:59 AM
      6h 59m
      1 stop
      ORD 8:58 PM
      San Francisco - Chicago | Mon, Jan 11 | Frontier Airlines
      QAR 1,012 QAR 2,374
      56% off
      56% off
      QAR 2,374 QAR 1,012
    • RFD 12:37 PM
      24h 24m
      1 stop
      SFO 11:01 AM
      Chicago - San Francisco | Sun, Nov 22 | Allegiant Air
      SFO 5:23 AM
      6h 52m
      1 stop
      ORD 2:15 PM
      San Francisco - Chicago | Fri, Nov 27 | American Airlines
      QAR 1,154 QAR 2,374
      51% off
      51% off
      QAR 2,374 QAR 1,154
    • RFD 12:27 PM
      20h 37m
      1 stop
      SFO 7:04 AM
      Chicago - San Francisco | Sun, Jan 3 | Allegiant Air
      SFO 11:25 AM
      11h 1m
      1 stop
      ORD 12:26 AM
      San Francisco - Chicago | Sat, Jan 9 | Frontier Airlines
      QAR 1,165 QAR 2,374
      51% off
      51% off
      QAR 2,374 QAR 1,165
    • RFD 9:02 PM
      11h 55m
      1 stop
      SFO 6:57 AM
      Chicago - San Francisco | Tue, Dec 22 | Allegiant Air
      SFO 4:11 PM
      11h 38m
      1 stop
      ORD 5:49 AM
      San Francisco - Chicago | Tue, Dec 29 | Frontier Airlines
      QAR 1,231
      48% off
      QAR 2,374 QAR 1,231
    • RFD 12:42 PM
      11h 55m
      1 stop
      SFO 10:37 PM
      Chicago - San Francisco | Thu, Jan 7 | Allegiant Air
      SFO 11:59 AM
      6h 59m
      1 stop
      ORD 8:58 PM
      San Francisco - Chicago | Mon, Jan 11 | Frontier Airlines
      QAR 1,232
      48% off
      QAR 2,374 QAR 1,232
    • RFD 12:27 PM
      20h 37m
      1 stop
      SFO 7:04 AM
      Chicago - San Francisco | Thu, Dec 24 | Allegiant Air
      SFO 10:21 PM
      6h 33m
      1 stop
      ORD 6:54 AM
      San Francisco - Chicago | Wed, Dec 30 | Frontier Airlines
      QAR 1,237
      48% off
      QAR 2,374 QAR 1,237
    • RFD 9:02 PM
      11h 55m
      1 stop
      SFO 6:57 AM
      Chicago - San Francisco | Tue, Dec 29 | Allegiant Air
      SFO 9:46 PM
      6h 14m
      1 stop
      ORD 6:00 AM
      San Francisco - Chicago | Mon, Jan 4 | Frontier Airlines
      QAR 1,405
      41% off
      QAR 2,374 QAR 1,405
    • RFD 12:22 PM
      24h 39m
      1 stop
      SFO 11:01 AM
      Chicago - San Francisco | Tue, Nov 24 | Allegiant Air
      SFO 11:26 PM
      10h 7m
      1 stop
      MDW 11:33 AM
      San Francisco - Chicago | Mon, Nov 30 | Frontier Airlines
      QAR 1,554
      35% off
      QAR 2,374 QAR 1,554
    • RFD 12:47 PM
      12h 46m
      2 stops
      SFO 11:33 PM
      Chicago - San Francisco | Thu, Dec 3 | Allegiant Air
      SFO 6:00 AM
      4h 15m
      Nonstop
      MDW 12:15 PM
      San Francisco - Chicago | Mon, Dec 7 |
      QAR 1,851
      22% off
      QAR 2,374 QAR 1,851
    • CHI 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      Chicago - San Francisco | Mon, Nov 16 | Normal Airline
      SFO 3:00 PM
      6h
      Nonstop
      CHI 4:00 PM
      San Francisco - Chicago | Wed, Nov 18 | Normal Airline
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    • Cheapest
      RFD 12:47 PM
      24h 39m
      1 stop
      SFO 11:26 AM
      Chicago - San Francisco | Mon, Dec 7 | Allegiant Air
      QAR 554 QAR 1,159
      52% off
      52% off
      QAR 1,159 QAR 554
    • RFD 12:22 PM
      24h 39m
      1 stop
      SFO 11:01 AM
      Chicago - San Francisco | Wed, Nov 25 | Allegiant Air
      QAR 767 QAR 1,159
      34% off
      34% off
      QAR 1,159 QAR 767
    • RFD 12:37 PM
      13h 33m
      1 stop
      SFO 12:10 AM
      Chicago - San Francisco | Mon, Nov 23 | Allegiant Air
      QAR 1,008 QAR 1,159
      13% off
      13% off
      QAR 1,159 QAR 1,008
    • CHI 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      Chicago - San Francisco | Mon, Nov 16 | Normal Airline
      Find more flights
      Find more flights
    • RFD 12:37 PM
      13h 33m
      1 stop
      SFO 12:10 AM
      Chicago - San Francisco | Mon, Nov 23 | Allegiant Air
      QAR 1,008 QAR 1,159
      13% off
      13% off
      QAR 1,159 QAR 1,008
    • RFD 12:47 PM
      24h 39m
      1 stop
      SFO 11:26 AM
      Chicago - San Francisco | Mon, Dec 7 | Allegiant Air
      QAR 554 QAR 1,159
      52% off
      52% off
      QAR 1,159 QAR 554
    • RFD 12:22 PM
      24h 39m
      1 stop
      SFO 11:01 AM
      Chicago - San Francisco | Wed, Nov 25 | Allegiant Air
      QAR 767 QAR 1,159
      34% off
      34% off
      QAR 1,159 QAR 767
    • CHI 1:00 PM
      17h 25m
      1 stop
      SFO 2:00 PM
      Chicago - San Francisco | Mon, Nov 16 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Chicago to San Francisco are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Chicago Rockford International Airport to San Francisco Intl. Airport?

The cheapest airline flying from Chicago Rockford International Airport to San Francisco Intl. Airport is Allegiant Air (from QAR 554) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.
Frontier Airlines logo Frontier Airlines American Airlines logo American Airlines Delta Air Lines logo Delta Air Lines United Airlines logo United Airlines Alaska Airlines logo Alaska Airlines
American Airlines logo American Airlines United Airlines logo United Airlines Frontier Airlines logo Frontier Airlines Alaska Airlines logo Alaska Airlines Delta Air Lines logo Delta Air Lines

FAQs for Chicago Rockford International Airport to San Francisco Intl. Airport Flights

  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • The closest airport to San Francisco Intl. Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17 km.
  • One-way flights from Chicago Rockford International Airport to San Francisco Intl. Airport currently start from QAR 554, and round-trip fares start from QAR 1,012. The current lowest fare is a Allegiant Air flight departing on Mon, Dec 7; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Chicago Rockford International Airport to San Francisco Intl. Airport is QAR 805. Prices may vary depending on the departure date, airline, and availability.
  • Enter Chicago Rockford International Airport and San Francisco 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.

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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.

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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.