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

Explore the cheapest one-way and round-trip flights from San Francisco International Airport to O'Hare International Airport over the next 90 days, with one-way fares from £ 54 and round-trip from £ 109. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SFO 17:27
      4h 28m
      ORD 23:55
      San Francisco - Chicago | Fri, Nov 13 | American Airlines
      ORD 13:26
      4h 56m
      SFO 16:22
      Chicago - San Francisco | Sun, Nov 15 | American Airlines
      £ 180 £ 264
      32% off
      32% off
      £ 264 £ 180
    • SFO 23:39
      4h 20m
      ORD 05:59
      San Francisco - Chicago | Thu, Nov 26 | American Airlines
      ORD 09:45
      5h 1m
      SFO 12:46
      Chicago - San Francisco | Sat, Nov 28 | American Airlines
      £ 187 £ 264
      28% off
      28% off
      £ 264 £ 187
    • SFO 12:20
      10h 1m
      ORD 00:21
      San Francisco - Chicago | Thu, Nov 19 | Frontier Airlines
      ORD 06:30
      19h 50m
      SFO 00:20
      Chicago - San Francisco | Sat, Nov 21 | Frontier Airlines
      £ 109 £ 264
      59% off
      59% off
      £ 264 £ 109
    • SFO 06:02
      16h 19m
      ORD 00:21
      San Francisco - Chicago | Mon, Nov 23 | Frontier Airlines
      ORD 06:30
      19h 50m
      SFO 00:20
      Chicago - San Francisco | Fri, Nov 27 | Frontier Airlines
      £ 116
      56% off
      £ 264 £ 116
    • SFO 13:02
      9h 57m
      ORD 00:59
      San Francisco - Chicago | Sat, Nov 7 | Frontier Airlines
      ORD 12:37
      11h 48m
      SFO 22:25
      Chicago - San Francisco | Mon, Nov 9 | Frontier Airlines
      £ 125
      53% off
      £ 264 £ 125
    • SFO 11:42
      22h 15m
      ORD 11:57
      San Francisco - Chicago | Fri, Nov 20 | Frontier Airlines
      ORD 11:06
      15h 9m
      SFO 00:15
      Chicago - San Francisco | Sun, Nov 22 | Frontier Airlines
      £ 133
      50% off
      £ 264 £ 133
    • SFO 21:00
      6h 42m
      ORD 05:42
      San Francisco - Chicago | Wed, Nov 4 | Frontier Airlines
      ORD 11:06
      7h 51m
      SFO 16:57
      Chicago - San Francisco | Fri, Nov 6 | Frontier Airlines
      £ 136
      48% off
      £ 264 £ 136
    • SFO 12:20
      10h 1m
      ORD 00:21
      San Francisco - Chicago | Sun, Nov 22 | Frontier Airlines
      ORD 06:30
      19h 50m
      SFO 00:20
      Chicago - San Francisco | Wed, Nov 25 | Frontier Airlines
      £ 151
      43% off
      £ 264 £ 151
    • SFO 23:59
      7h 36m
      ORD 09:35
      San Francisco - Chicago | Wed, Nov 11 | Frontier Airlines
      ORD 06:30
      6h 47m
      SFO 11:17
      Chicago - San Francisco | Fri, Nov 13 | Frontier Airlines
      £ 160
      39% off
      £ 264 £ 160
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      CHI 15:00
      6h
      Direct
      SFO 16:00
      Chicago - San Francisco | Wed, Oct 21 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      SFO 17:00
      5h 54m
      1 stop
      ORD 00:54
      San Francisco - Chicago | Tue, Dec 8 | Frontier Airlines
      £ 54 £ 127
      56% off
      56% off
      £ 127 £ 54
    • SFO 18:30
      8h 31m
      1 stop
      ORD 05:01
      San Francisco - Chicago | Tue, Dec 15 | Frontier Airlines
      £ 58 £ 127
      54% off
      54% off
      £ 127 £ 58
    • SFO 18:51
      8h 10m
      1 stop
      ORD 05:01
      San Francisco - Chicago | Sat, Dec 5 | Frontier Airlines
      £ 60 £ 127
      53% off
      53% off
      £ 127 £ 60
    • SFO 11:06
      16h 7m
      1 stop
      ORD 05:13
      San Francisco - Chicago | Thu, Oct 29 | Frontier Airlines
      £ 70
      45% off
      £ 127 £ 70
    • SFO 17:00
      5h 54m
      1 stop
      ORD 00:54
      San Francisco - Chicago | Tue, Dec 15 | Frontier Airlines
      £ 71
      81% off
      £ 370 £ 71
    • SFO 23:59
      7h 36m
      1 stop
      ORD 09:35
      San Francisco - Chicago | Mon, Oct 26 | Frontier Airlines
      £ 77
      39% off
      £ 127 £ 77
    • SFO 18:30
      8h 29m
      1 stop
      ORD 04:59
      San Francisco - Chicago | Tue, Dec 1 | Frontier Airlines
      £ 78
      39% off
      £ 127 £ 78
    • SFO 18:30
      8h 29m
      1 stop
      ORD 04:59
      San Francisco - Chicago | Wed, Dec 2 | Frontier Airlines
      £ 78
      39% off
      £ 127 £ 78
    • SFO 07:00
      8h 49m
      1 stop
      ORD 17:49
      San Francisco - Chicago | Tue, Dec 15 | Alaska Airlines
      £ 80
      37% off
      £ 127 £ 80
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Sat, Dec 5 | American Airlines
      £ 91 £ 292
      69% off
      69% off
      £ 292 £ 91
    • SFO 10:34
      4h 31m
      Direct
      ORD 17:05
      San Francisco - Chicago | Mon, Nov 2 | American Airlines
      £ 91 £ 292
      69% off
      69% off
      £ 292 £ 91
    • SFO 17:27
      4h 28m
      Direct
      ORD 23:55
      San Francisco - Chicago | Thu, Oct 29 | American Airlines
      £ 92 £ 292
      68% off
      68% off
      £ 292 £ 92
    • SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Fri, Dec 11 | American Airlines
      £ 112
      62% off
      £ 292 £ 112
    • SFO 07:13
      4h 30m
      Direct
      ORD 13:43
      San Francisco - Chicago | Tue, Dec 1 | American Airlines
      £ 127
      56% off
      £ 292 £ 127
    • SFO 23:36
      4h 23m
      Direct
      ORD 05:59
      San Francisco - Chicago | Tue, Oct 27 | American Airlines
      £ 128
      56% off
      £ 292 £ 128
    • SFO 15:04
      4h 34m
      Direct
      ORD 21:38
      San Francisco - Chicago | Thu, Nov 12 | American Airlines
      £ 128
      56% off
      £ 292 £ 128
    • SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      £ 136
      53% off
      £ 292 £ 136
    • SFO 10:34
      4h 31m
      Direct
      ORD 17:05
      San Francisco - Chicago | Wed, Nov 18 | American Airlines
      £ 138
      53% off
      £ 292 £ 138
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Sat, Dec 5 | American Airlines
      £ 91 £ 370
      75% off
      75% off
      £ 370 £ 91
    • SFO 10:34
      4h 31m
      Direct
      ORD 17:05
      San Francisco - Chicago | Mon, Nov 2 | American Airlines
      £ 91 £ 370
      75% off
      75% off
      £ 370 £ 91
    • SFO 17:27
      4h 28m
      Direct
      ORD 23:55
      San Francisco - Chicago | Thu, Oct 29 | American Airlines
      £ 92 £ 370
      75% off
      75% off
      £ 370 £ 92
    • SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Fri, Dec 11 | American Airlines
      £ 112
      70% off
      £ 370 £ 112
    • SFO 07:13
      4h 30m
      Direct
      ORD 13:43
      San Francisco - Chicago | Tue, Dec 1 | American Airlines
      £ 127
      66% off
      £ 370 £ 127
    • SFO 23:36
      4h 23m
      Direct
      ORD 05:59
      San Francisco - Chicago | Tue, Oct 27 | American Airlines
      £ 128
      65% off
      £ 370 £ 128
    • SFO 15:04
      4h 34m
      Direct
      ORD 21:38
      San Francisco - Chicago | Thu, Nov 12 | American Airlines
      £ 128
      65% off
      £ 370 £ 128
    • SFO 07:40
      4h 20m
      Direct
      ORD 14:00
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      £ 136
      63% off
      £ 370 £ 136
    • SFO 10:34
      4h 31m
      Direct
      ORD 17:05
      San Francisco - Chicago | Wed, Nov 18 | American Airlines
      £ 138
      63% off
      £ 370 £ 138
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Mon, Oct 19 | American Airlines
      £ 190 £ 422
      55% off
      55% off
      £ 422 £ 190
    • SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Sat, Oct 24 | American Airlines
      £ 203 £ 422
      52% off
      52% off
      £ 422 £ 203
    • SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Wed, Oct 21 | American Airlines
      £ 210 £ 422
      50% off
      50% off
      £ 422 £ 210
    • SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Tue, Oct 20 | American Airlines
      £ 214
      49% off
      £ 422 £ 214
    • SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Thu, Oct 22 | American Airlines
      £ 234
      45% off
      £ 422 £ 234
    • SFO 14:18
      4h 37m
      Direct
      ORD 20:55
      San Francisco - Chicago | Fri, Oct 23 | American Airlines
      £ 237
      44% off
      £ 422 £ 237
    • SFO 00:35
      4h 21m
      Direct
      ORD 06:56
      San Francisco - Chicago | Thu, Oct 22 | United Airlines
      £ 270
      36% off
      £ 422 £ 270
    • SFO 23:36
      4h 23m
      Direct
      ORD 05:59
      San Francisco - Chicago | Sun, Oct 18 | American Airlines
      £ 299
      28% off
      £ 422 £ 299
    • SFO 09:46
      6h 24m
      1 stop
      ORD 18:10
      San Francisco - Chicago | Thu, Oct 22 | Delta Air Lines
      £ 237
      44% off
      £ 422 £ 237
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • SFO 23:52
      4h 8m
      Direct
      ORD 06:00
      San Francisco - Chicago | Wed, Dec 16 | American Airlines
      £ 184 £ 300
      39% off
      39% off
      £ 300 £ 184
    • SFO 23:52
      4h 8m
      Direct
      ORD 06:00
      San Francisco - Chicago | Thu, Dec 10 | American Airlines
      £ 136 £ 300
      55% off
      55% off
      £ 300 £ 136
    • SFO 23:51
      4h 8m
      Direct
      ORD 05:59
      San Francisco - Chicago | Mon, Dec 14 | American Airlines
      £ 142 £ 300
      53% off
      53% off
      £ 300 £ 142
    • SFO 23:52
      4h 8m
      Direct
      ORD 06:00
      San Francisco - Chicago | Tue, Dec 15 | American Airlines
      £ 88
      71% off
      £ 300 £ 88
    • SFO 22:52
      4h 8m
      Direct
      ORD 05:00
      San Francisco - Chicago | Tue, Dec 22 | American Airlines
      £ 136
      55% off
      £ 300 £ 136
    • SFO 23:51
      4h 8m
      Direct
      ORD 05:59
      San Francisco - Chicago | Mon, Dec 7 | American Airlines
      £ 136
      55% off
      £ 300 £ 136
    • SFO 22:52
      4h 8m
      Direct
      ORD 05:00
      San Francisco - Chicago | Wed, Dec 23 | American Airlines
      £ 212
      28% off
      £ 300 £ 212
    • SFO 23:51
      4h 8m
      Direct
      ORD 05:59
      San Francisco - Chicago | Tue, Dec 1 | American Airlines
      £ 127
      57% off
      £ 300 £ 127
    • SFO 22:52
      4h 8m
      Direct
      ORD 05:00
      San Francisco - Chicago | Thu, Dec 17 | American Airlines
      £ 132
      56% off
      £ 300 £ 132
    • SFO 13:00
      17h 25m
      1 stop
      CHI 14:00
      San Francisco - Chicago | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights

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 International Airport to O'Hare International Airport

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

The data is based on the past 12 months and shows the average one-way ticket prices from San Francisco International Airport to O'Hare 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 San Francisco International Airport to O'Hare International Airport, the best time to buy is in April, with an average price of £ 160. You’ll want to avoid November, when the average price can reach as high as £ 267.

£ 267
£ 214
£ 160
£ 107
    Cheapest
  • £ 209
    Oct
  • £ 267
    Nov
  • £ 230
    Dec
  • £ 258
    Jan
  • £ 177
    Feb
  • £ 222
    Mar
  • £ 160
    Apr
  • £ 195
    May
  • £ 220
    Jun
  • £ 203
    Jul
  • £ 186
    Aug
  • £ 197
    Sep

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

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

£ 260
£ 215
£ 169
£ 124
  • £ 211
    Mon
  • £ 169
    Tue
  • £ 190
    Wed
  • £ 232
    Thu
  • £ 195
    Fri
  • £ 179
    Sat
  • £ 260
    Sun

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

The cheapest airline flying from San Francisco International Airport to O'Hare International Airport is Frontier Airlines (from £ 54) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From £ 54
Alaska Airlines
From £ 80
Delta Air Lines
From £ 87
American Airlines
From £ 88
United Airlines
From £ 124
Jetblue Airways
From £ 149
Sun Country Airlines
From £ 185

Find more flights and airlines

What is the flight schedule from San Francisco International Airport to O'Hare International 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. AA1954

    San Francisco International Airport

    23:36

    SFO

    4h 23m

    05:59

    ORD

    S M T W T F S
    Search

  2. AA2642

    San Francisco International Airport

    15:18

    SFO

    4h 32m

    21:50

    ORD

    S M T W T F S
    Search

  3. F91094

    San Francisco International Airport

    17:00

    SFO

    2h 41m

    Direct

    20:41

    DEN

    S - - - T - -
    Search

  4. F93174

    Denver International Airport

    20:59

    DEN

    2h 27m

    Direct

    00:26

    ORD

    S M T W T F S

  5. DL1715

    San Francisco International Airport

    14:40

    SFO

    1h 24m

    Direct

    16:04

    LAX

    S M T W T F S
    Search

  6. DL1634

    Los Angeles International Airport

    17:30

    LAX

    4h

    Direct

    23:30

    ORD

    S M T W T F S

  7. F92858

    San Francisco International Airport

    21:31

    SFO

    1h 33m

    Direct

    23:04

    LAX

    S M T W T F S
    Search

  8. F92446

    Los Angeles International Airport

    00:44

    LAX

    4h 18m

    Direct

    07:02

    ORD

    S M T W T F S

  9. F92930

    San Francisco International Airport

    23:59

    SFO

    3h 37m

    Direct

    05:36

    DFW

    S M T W T F S
    Search

  10. F91342

    Dallas Fort Worth International Airport

    21:54

    DFW

    2h 36m

    Direct

    00:30

    ORD

    S M T W T F S

  11. F94402

    San Francisco International Airport

    18:30

    SFO

    1h 39m

    Direct

    20:09

    LAS

    - M - W - F S
    Search

  12. F92146

    Harry Reid International Airport

    23:15

    LAS

    3h 46m

    Direct

    05:01

    ORD

    S - - W T - S

  13. DL2178

    San Francisco International Airport

    06:15

    SFO

    3h 42m

    Direct

    11:57

    MSP

    S M T W T F S
    Search

  14. DL1306

    Minneapolis-Saint Paul International Airport

    15:02

    MSP

    1h 38m

    Direct

    16:40

    ORD

    S M T W T - S

  15. DL1598

    San Francisco International Airport

    07:10

    SFO

    1h 29m

    Direct

    08:39

    LAX

    S M T W T F S
    Search

  16. DL2368

    Los Angeles International Airport

    11:45

    LAX

    4h 5m

    Direct

    17:50

    ORD

    S M T W T F S

  17. DL635

    San Francisco International Airport

    21:30

    SFO

    4h 38m

    Direct

    05:08

    ATL

    S M T W T F S
    Search

  18. DL1147

    Hartsfield–Jackson Atlanta International Airport

    09:00

    ATL

    2h 11m

    Direct

    10:11

    ORD

    S M T W T F S
Find more flights and airlines

About San Francisco International Airport and O'Hare International Airport

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

Flight distance 2,968.66km
Cheapest one-way ticket price £ 54
Cheapest return ticket price £ 109

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

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

    San Francisco International Airport to O'Hare International Airport takes about 3 hours 50 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 19 daily flights from San Francisco International Airport (SFO) to O'Hare International Airport (ORD).
  • The earliest flight from San Francisco International Airport to O'Hare International Airport departs at 00:35, and the last departs at 23:36, with about 21 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco International Airport (SFO) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around £ 247 in October, the most expensive month to book this route.
  • The earliest flight departs from San Francisco International Airport (SFO) at 05:10 and arrives in O'Hare International Airport (ORD) at 11:30.
  • The latest flight departs from San Francisco International Airport (SFO) at 18:42 and arrives in O'Hare International Airport (ORD) at 00:59.
    • The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Chicago Midway International Airport to downtown is about 14km, by taxi about 30 minutes.
  • The closest airport to O'Hare International Airport (ORD) is Chicago Midway International Airport. The distance is around 25km.
  • United Airlines is a very popular airline operating an average of 10947 flights per month.
  • One-way flights from San Francisco International Airport to O'Hare International Airport currently start from £ 54, and round-trip fares start from £ 109. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 8; prices may vary depending on availability.
  • Yes. United Airlines and American Airlines operate direct flights from San Francisco International Airport to O'Hare International Airport, with an average flight time of 4 hours, and around 147 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 International Airport to O'Hare International Airport is £ 159. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco International Airport to O'Hare International Airport operates around 146 weekly flights, mainly by United Airlines and American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco International Airport and O'Hare 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.