Trip.com
>
Flights
>
Flights to United States
>
Flights to California
>
Cheap Flights to San Francisco
>
Chicago to San Francisco flight
>
O'Hare International Airport to San Francisco International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare International Airport to San Francisco International Airport over the next 90 days, with one-way fares from BRL 385 and round-trip from BRL 792. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ORD 15:15
        5h
        Direct
        SFO 18:15
        Chicago - San Francisco | Wed, Nov 4 | American Airlines
        SFO 23:36
        4h 23m
        Direct
        ORD 05:59
        San Francisco - Chicago | Wed, Nov 4 | American Airlines
        BRL 1,099 BRL 2,788
        61% off
        61% off
        BRL 2,788 BRL 1,099
      • ORD 06:45
        4h 55m
        Direct
        SFO 09:40
        Chicago - San Francisco | Wed, Nov 18 | American Airlines
        SFO 06:00
        4h 29m
        Direct
        ORD 12:29
        San Francisco - Chicago | Thu, Nov 19 | American Airlines
        BRL 1,122 BRL 2,788
        60% off
        60% off
        BRL 2,788 BRL 1,122
      • ORD 10:26
        11h 22m
        1 stop
        SFO 19:48
        Chicago - San Francisco | Sat, Oct 10 | Frontier Airlines
        SFO 19:11
        8h 27m
        1 stop
        ORD 05:38
        San Francisco - Chicago | Thu, Oct 15 | Frontier Airlines
        BRL 792 BRL 2,788
        72% off
        72% off
        BRL 2,788 BRL 792
      • ORD 16:35
        7h 53m
        1 stop
        SFO 22:28
        Chicago - San Francisco | Mon, Oct 12 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Mon, Oct 19 | Frontier Airlines
        BRL 805
        71% off
        BRL 2,788 BRL 805
      • ORD 13:21
        7h 3m
        1 stop
        SFO 18:24
        Chicago - San Francisco | Fri, Oct 16 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Fri, Oct 23 | Frontier Airlines
        BRL 807
        71% off
        BRL 2,788 BRL 807
      • ORD 06:30
        6h 35m
        1 stop
        SFO 11:05
        Chicago - San Francisco | Fri, Oct 23 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Mon, Oct 26 | Frontier Airlines
        BRL 825
        70% off
        BRL 2,788 BRL 825
      • ORD 22:40
        27h 35m
        1 stop
        SFO 00:15
        Chicago - San Francisco | Sat, Nov 7 | Frontier Airlines
        SFO 06:15
        25h 46m
        1 stop
        ORD 10:01
        San Francisco - Chicago | Mon, Nov 9 | Frontier Airlines
        BRL 850
        70% off
        BRL 2,788 BRL 850
      • ORD 06:30
        15h 17m
        1 stop
        SFO 19:47
        Chicago - San Francisco | Sun, Nov 8 | Frontier Airlines
        SFO 22:48
        11h 14m
        1 stop
        ORD 12:02
        San Francisco - Chicago | Fri, Nov 13 | Frontier Airlines
        BRL 888
        68% off
        BRL 2,788 BRL 888
      • ORD 06:30
        6h 17m
        1 stop
        SFO 10:47
        Chicago - San Francisco | Wed, Oct 14 | Frontier Airlines
        SFO 13:02
        9h 57m
        1 stop
        ORD 00:59
        San Francisco - Chicago | Sun, Oct 18 | Frontier Airlines
        BRL 904
        68% off
        BRL 2,788 BRL 904
      • ORD 20:01
        26h 37m
        1 stop
        SFO 20:38
        Chicago - San Francisco | Thu, Oct 22 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Wed, Oct 28 | Frontier Airlines
        BRL 911
        67% off
        BRL 2,788 BRL 911
      • ORD 13:21
        7h 3m
        1 stop
        SFO 18:24
        Chicago - San Francisco | Fri, Oct 9 | Frontier Airlines
        SFO 19:11
        8h 27m
        1 stop
        ORD 05:38
        San Francisco - Chicago | Fri, Oct 16 | Frontier Airlines
        BRL 2,019
        28% off
        BRL 2,788 BRL 2,019
      • ORD 20:01
        26h 37m
        1 stop
        SFO 20:38
        Chicago - San Francisco | Sun, Oct 25 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Thu, Oct 29 | Frontier Airlines
        BRL 2,073
        26% off
        BRL 2,788 BRL 2,073
      • ORD 06:00
        13h 55m
        1 stop
        SFO 17:55
        Chicago - San Francisco | Mon, Oct 19 | Frontier Airlines
        SFO 22:14
        11h 18m
        1 stop
        ORD 11:32
        San Francisco - Chicago | Wed, Oct 21 | Frontier Airlines
        BRL 2,082
        25% off
        BRL 2,788 BRL 2,082
      • ORD 20:01
        26h 37m
        1 stop
        SFO 20:38
        Chicago - San Francisco | Sun, Oct 18 | Frontier Airlines
        SFO 19:25
        9h 9m
        1 stop
        ORD 06:34
        San Francisco - Chicago | Thu, Oct 22 | Frontier Airlines
        BRL 2,091
        25% off
        BRL 2,788 BRL 2,091
      • CHI 13:00
        17h 25m
        1 stop
        SFO 14:00
        Chicago - San Francisco | Sat, Oct 10 | Normal Airline
        SFO 15:00
        6h
        Direct
        CHI 16:00
        San Francisco - Chicago | Mon, Oct 12 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        ORD 21:00
        4h 59m
        Direct
        SFO 23:59
        Chicago - San Francisco | Wed, Nov 4 | American Airlines
        BRL 589 BRL 787
        25% off
        25% off
        BRL 787 BRL 589
      • ORD 21:00
        4h 59m
        Direct
        SFO 23:59
        Chicago - San Francisco | Thu, Oct 22 | American Airlines
        BRL 589 BRL 787
        25% off
        25% off
        BRL 787 BRL 589
      • ORD 06:30
        19h 50m
        1 stop
        SFO 00:20
        Chicago - San Francisco | Mon, Nov 23 | Frontier Airlines
        BRL 385 BRL 787
        51% off
        51% off
        BRL 787 BRL 385
      • ORD 11:06
        7h 51m
        1 stop
        SFO 16:57
        Chicago - San Francisco | Wed, Nov 25 | Frontier Airlines
        BRL 404
        49% off
        BRL 787 BRL 404
      • ORD 20:01
        26h 37m
        1 stop
        SFO 20:38
        Chicago - San Francisco | Tue, Oct 27 | Frontier Airlines
        BRL 428
        46% off
        BRL 787 BRL 428
      • ORD 06:30
        19h 45m
        1 stop
        SFO 00:15
        Chicago - San Francisco | Sat, Oct 31 | Frontier Airlines
        BRL 474
        40% off
        BRL 787 BRL 474
      • ORD 06:30
        6h 47m
        1 stop
        SFO 11:17
        Chicago - San Francisco | Wed, Nov 11 | Frontier Airlines
        BRL 484
        39% off
        BRL 787 BRL 484
      • ORD 06:30
        6h 47m
        1 stop
        SFO 11:17
        Chicago - San Francisco | Tue, Nov 17 | Frontier Airlines
        BRL 551
        30% off
        BRL 787 BRL 551
      • ORD 14:21
        7h 10m
        1 stop
        SFO 19:31
        Chicago - San Francisco | Tue, Oct 27 | Alaska Airlines
        BRL 558
        28% off
        BRL 787 BRL 558
      • ORD 06:30
        19h 45m
        1 stop
        SFO 00:15
        Chicago - San Francisco | Fri, Oct 30 | Frontier Airlines
        BRL 571
        27% off
        BRL 787 BRL 571
      • ORD 14:45
        8h 37m
        1 stop
        SFO 21:22
        Chicago - San Francisco | Thu, Oct 22 | Delta Air Lines
        BRL 576
        27% off
        BRL 787 BRL 576
      • ORD 07:20
        7h 17m
        1 stop
        SFO 12:37
        Chicago - San Francisco | Wed, Nov 11 | Alaska Airlines
        BRL 590
        25% off
        BRL 787 BRL 590
      • CHI 13:00
        17h 25m
        1 stop
        SFO 14:00
        Chicago - San Francisco | Sat, Oct 10 | Normal Airline
        Find more flights
        Find more flights

Flight fares from O'Hare International Airport to San Francisco International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

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

What is the cheapest month to fly from O'Hare International Airport to San Francisco International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from O'Hare International Airport to San Francisco International Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from O'Hare International Airport to San Francisco International Airport, the best time to buy is in September, with an average price of BRL 1,199. You’ll want to avoid November, when the average price can reach as high as BRL 1,634.

BRL 1,634
BRL 1,417
BRL 1,199
BRL 982
    Cheapest
  • BRL 1,448
    Oct
  • BRL 1,634
    Nov
  • BRL 1,562
    Dec
  • BRL 1,462
    Jan
  • BRL 1,492
    Feb
  • BRL 1,480
    Mar
  • BRL 1,232
    Apr
  • BRL 1,292
    May
  • BRL 1,394
    Jun
  • BRL 1,355
    Jul
  • BRL 1,405
    Aug
  • BRL 1,199
    Sep

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

The data is based on the past 12 months and shows the average monthly round-trip fares from O'Hare International Airport to San Francisco 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 International Airport to San Francisco International Airport, with an average price of BRL 1,698. In contrast, November is usually the most expensive month, with average fares reaching BRL 3,400.

BRL 3,400
BRL 2,549
BRL 1,698
BRL 847
    Cheapest
  • BRL 2,865
    Oct
  • BRL 3,400
    Nov
  • BRL 2,497
    Dec
  • BRL 2,391
    Jan
  • BRL 2,083
    Feb
  • BRL 2,800
    Mar
  • BRL 2,513
    Apr
  • BRL 2,358
    May
  • BRL 2,929
    Jun
  • BRL 3,007
    Jul
  • BRL 2,682
    Aug
  • BRL 1,698
    Sep

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

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

BRL 1,685
BRL 1,411
BRL 1,137
BRL 863
    Cheapest
  • BRL 1,676
    Mon
  • BRL 1,319
    Tue
  • BRL 1,137
    Wed
  • BRL 1,406
    Thu
  • BRL 1,317
    Fri
  • BRL 1,174
    Sat
  • BRL 1,685
    Sun

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

The cheapest airline flying from O'Hare International Airport to San Francisco International Airport is Frontier Airlines (from BRL 385) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From BRL 385
Alaska Airlines
From BRL 558
Delta Air Lines
From BRL 576
American Airlines
From BRL 589
United Airlines
From BRL 795
Jetblue Airways
From BRL 839
Sun Country Airlines
From BRL 1,052
Air Canada
From BRL 1,325
Qatar Airways
From BRL 7,986

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1948

    O'Hare International Airport

    10:30

    ORD

    4h 58m

    13:28

    SFO

    S M T W T F S
    Search

  2. AA3141

    O'Hare International Airport

    17:13

    ORD

    4h 51m

    20:04

    SFO

    S M T W T F S
    Search

  3. AA1253

    O'Hare International Airport

    06:45

    ORD

    4h 52m

    09:37

    SFO

    S M T W T F S
    Search

  4. AS1470

    O'Hare International Airport

    07:20

    ORD

    4h 36m

    Direct

    09:56

    SAN

    S M T W T F S
    Search

  5. AS770

    San Diego International Airport

    10:55

    SAN

    1h 46m

    Direct

    12:41

    SFO

    S M T W T F S

  6. AS325

    O'Hare International Airport

    14:14

    ORD

    4h 37m

    Direct

    16:51

    PDX

    S M T W T F S
    Search

  7. AS1393

    Portland International Airport

    17:48

    PDX

    1h 59m

    Direct

    19:47

    SFO

    S M T W T F S

  8. AS407

    O'Hare International Airport

    15:59

    ORD

    4h 49m

    Direct

    18:48

    SEA

    S M T W T F S
    Search

  9. AS590

    Seattle-Tacoma International Airport

    20:44

    SEA

    2h 15m

    Direct

    22:59

    SFO

    S M T W T F S

  10. DL2039

    O'Hare International Airport

    07:00

    ORD

    1h 26m

    Direct

    09:26

    DTW

    S M T W T F S
    Search

  11. DL469

    Detroit Metropolitan Wayne County Airport

    12:15

    DTW

    5h 12m

    Direct

    14:27

    SFO

    S M T W T F S

  12. AS1470

    O'Hare International Airport

    07:20

    ORD

    4h 36m

    Direct

    09:56

    SAN

    S M T W T F S
    Search

  13. AS2494

    San Diego International Airport

    13:10

    SAN

    1h 41m

    Direct

    14:51

    SFO

    S M T W T F S

  14. F93647

    O'Hare International Airport

    17:15

    ORD

    4h 21m

    Direct

    19:36

    LAS

    S - - W T - S
    Search

  15. F93019

    Harry Reid International Airport

    09:22

    LAS

    1h 49m

    Direct

    11:11

    SFO

    S M T W T F S

  16. F92445

    O'Hare International Airport

    22:00

    ORD

    4h 40m

    Direct

    00:40

    LAX

    S M T W T F S
    Search

  17. F92857

    Los Angeles International Airport

    14:12

    LAX

    1h 36m

    Direct

    15:48

    SFO

    S - - W T - S
Find more flights and airlines

About O'Hare International Airport and San Francisco International Airport

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

Flight distance 2,968.66km
Cheapest one-way ticket price BRL 385
Cheapest return ticket price BRL 792

FAQs for O'Hare International Airport to San Francisco International Airport Flights

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

    O'Hare International Airport to San Francisco International Airport takes about 4 hours 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 20 daily flights from O'Hare International Airport (ORD) to San Francisco International Airport (SFO).
  • The earliest flight from O'Hare International Airport to San Francisco International Airport departs at 05:59, and the last departs at 22:15, with about 31 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare International Airport (ORD) to San Francisco International Airport (SFO) is quite popular. Without considering departure times or holidays, tickets cost around BRL 1,510 in October, the most expensive month to book this route.
  • The earliest flight departs from O'Hare International Airport (ORD) at 06:15 and arrives in San Francisco International Airport (SFO) at 09:04.
  • The latest flight departs from O'Hare International Airport (ORD) at 21:07 and arrives in San Francisco International Airport (SFO) at 23:59.
    • The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.
  • The closest airport to San Francisco International Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17km.
  • United Airlines is a very popular airline operating an average of 12501 flights per month.
  • One-way flights from O'Hare International Airport to San Francisco International Airport currently start from BRL 385, and round-trip fares start from BRL 792. The current lowest fare is a Frontier Airlines flight departing on Mon, Nov 23; prices may vary depending on availability.
  • Yes. United Airlines and American Airlines operate direct flights from O'Hare International Airport to San Francisco International Airport, with an average flight time of 5 hours 10 minutes, and around 183 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 International Airport to San Francisco International Airport is BRL 1,099. Prices may vary depending on the departure date, airline, and availability.
  • O'Hare International Airport to San Francisco International Airport operates around 183 weekly flights, mainly by United Airlines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare International Airport and San Francisco 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.

Most popular destination

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, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, 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.