$128+ Cheap flights from O'Hare Intl (ORD) to San Francisco Bay Area
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SFO
May 2 — May 91
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to San Francisco Bay AreaExplore the most affordable flight options available from O'Hare Intl to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
Explore the most affordable flight options available from O'Hare Intl to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:55 am
ORD
- SFO
1 stop15h 32m
Frontier
Thu 5/76:00 am
SFO
- ORD
1 stop12h 37m
Frontier
Deal found 4/1![Frontier logo]()
$233
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:55 am
ORD
- SFO
1 stop14h 30m
Frontier
Sun 6/2811:52 pm
SFO
- ORD
1 stop14h 18m
Frontier
Deal found 3/31![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:05 pm
ORD
- SFO
1 stop12h 59m
Frontier
Sun 5/178:48 pm
SFO
- ORD
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:50 am
ORD
- SFO
2 stops35h 44m
Multiple Airlines
Wed 4/296:29 pm
SFO
- ORD
1 stop9h 21m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$236
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:33 pm
ORD
- SFO
Nonstop4h 57m
United Airlines
Tue 6/96:34 pm
SFO
- ORD
Nonstop4h 25m
United Airlines
Deal found 4/1![United Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:07 pm
ORD
- SFO
1 stop25h 57m
Frontier
Mon 6/18:56 am
SFO
- ORD
1 stop9h 41m
Frontier
Deal found 3/31![Frontier logo]()
$238
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:50 am
ORD
- SFO
1 stop14h 44m
Frontier
Mon 5/188:48 pm
SFO
- ORD
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$239
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:55 am
ORD
- SFO
1 stop14h 30m
Frontier
Thu 7/168:30 pm
SFO
- ORD
1 stop7h 49m
Frontier
Deal found 3/31![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:25 am
ORD
- SFO
2 stops17h 00m
Frontier
Wed 5/66:00 am
SFO
- ORD
1 stop12h 37m
Frontier
Deal found 3/30![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:50 am
ORD
- SFO
1 stop9h 54m
Frontier
Thu 4/306:29 pm
SFO
- ORD
1 stop9h 51m
Frontier
Deal found 3/28![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:28 am
ORD
- SFO
2 stops26h 00m
Multiple Airlines
Tue 4/216:29 pm
SFO
- ORD
1 stop9h 21m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$243
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:07 pm
ORD
- SFO
1 stop25h 57m
Frontier
Sun 5/318:44 pm
SFO
- ORD
1 stop24h 29m
Frontier
Deal found 3/31![Frontier logo]()
$244
Best flights from O'Hare Intl to San Francisco Bay AreaDiscover carefully curated flight deals from O'Hare Intl to San Francisco Bay Area that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from O'Hare Intl to San Francisco Bay Area that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:59 pm
ORD
- OAK
1 stop16h 18m
Alaska Airlines
Tue 5/126:46 am
OAK
- ORD
1 stop10h 17m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$255
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:30 am
ORD
- SFO
2 stops10h 35m
Southwest
Mon 5/111:25 pm
SFO
- ORD
2 stops8h 30m
Southwest
Deal found 3/31![Southwest logo]()
$281
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:10 pm
ORD
- OAK
1 stop6h 44m
Delta
Wed 5/1312:28 pm
OAK
- ORD
1 stop7h 22m
Delta
Deal found 4/1![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:46 pm
ORD
- SJC
Nonstop4h 55m
United Airlines
Mon 4/273:45 pm
SJC
- ORD
1 stop6h 44m
United Airlines
Deal found 3/31![United Airlines logo]()
$300
This KAYAK deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:00 am
ORD
- SFO
1 stop9h 22m
American Airlines
Wed 5/204:15 pm
SFO
- ORD
1 stop6h 17m
American Airlines
Deal found 4/1![American Airlines logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:09 pm
ORD
- OAK
1 stop7h 16m
Alaska Airlines
Tue 4/286:20 am
OAK
- ORD
1 stop8h 36m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:15 pm
ORD
- SFO
1 stop6h 50m
Southwest
Mon 5/41:25 pm
SFO
- ORD
2 stops8h 30m
Southwest
Deal found 3/28![Southwest logo]()
$290
This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:00 am
ORD
- SJC
2 stops11h 09m
Delta
Wed 6/108:15 pm
SJC
- ORD
2 stops10h 20m
Delta
Deal found 3/29![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:50 pm
ORD
- OAK
1 stop7h 45m
Southwest
Tue 5/511:10 am
OAK
- ORD
2 stops9h 45m
Southwest
Deal found 3/29![Southwest logo]()
$290
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:15 am
ORD
- SFO
2 stops9h 10m
Southwest
Mon 5/111:15 pm
SFO
- ORD
2 stops8h 40m
Southwest
Deal found 4/1![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:35 pm
ORD
- SJC
Nonstop4h 56m
United Airlines
Wed 5/132:33 pm
SJC
- ORD
1 stop8h 25m
United Airlines
Deal found 4/1![United Airlines logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:59 pm
ORD
- OAK
1 stop28h 24m
Alaska Airlines
Thu 4/306:41 am
OAK
- ORD
2 stops21h 59m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/242:45 pm
ORD
- SJC
1 stop9h 31m
Delta
Sun 6/288:15 pm
SJC
- ORD
2 stops10h 20m
Delta
Deal found 3/31![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:45 am
ORD
- OAK
2 stops9h 15m
Southwest
Sat 5/99:55 am
OAK
- ORD
2 stops10h 25m
Southwest
Deal found 3/30![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:45 pm
ORD
- SFO
Nonstop4h 53m
United Airlines
Mon 5/46:29 pm
SFO
- ORD
Nonstop4h 30m
United Airlines
Deal found 4/1![United Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ORD
- STS
1 stop8h 21m
Alaska Airlines
Sat 5/910:01 am
STS
- ORD
1 stop7h 02m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:44 pm
ORD
- SJC
2 stops9h 57m
Delta
Sun 5/246:20 am
SJC
- ORD
1 stop6h 37m
Delta
Deal found 3/31![Delta logo]()
$361
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:45 pm
ORD
- SJC
Nonstop4h 45m
United Airlines
Tue 6/236:30 am
SJC
- ORD
Nonstop4h 24m
United Airlines
Deal found 3/31![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:15 am
ORD
- OAK
1 stop7h 25m
Southwest
Mon 5/183:45 pm
OAK
- ORD
1 stop6h 10m
Southwest
Deal found 3/29![Southwest logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:09 pm
ORD
- STS
2 stops20h 44m
Alaska Airlines
Tue 4/287:23 am
STS
- ORD
1 stop9h 40m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:59 pm
ORD
- SFO
1 stop23h 02m
Alaska Airlines
Sun 5/246:16 am
SFO
- ORD
1 stop10h 34m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:45 pm
ORD
- SJC
Nonstop4h 45m
United Airlines
Wed 6/32:32 pm
SJC
- ORD
1 stop6h 17m
United Airlines
Deal found 4/1![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:50 pm
ORD
- OAK
1 stop7h 50m
Southwest
Sun 5/315:00 am
OAK
- ORD
2 stops8h 00m
Southwest
Deal found 3/29![Southwest logo]()
$371
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:45 am
ORD
- SJC
1 stop7h 03m
Delta
Sun 6/148:15 pm
SJC
- ORD
2 stops10h 20m
Delta
Deal found 3/30![Delta logo]()
$478
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:40 am
ORD
- SFO
Nonstop4h 58m
United Airlines
Sat 4/1811:52 pm
SFO
- ORD
Nonstop4h 28m
United Airlines
Deal found 3/30![United Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:45 am
ORD
- SFO
2 stops9h 35m
Southwest
Tue 4/2111:25 am
SFO
- ORD
2 stops10h 30m
Southwest
Deal found 3/30![Southwest logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
ORD
- STS
2 stops34h 20m
Alaska Airlines
Mon 5/47:23 am
STS
- ORD
1 stop9h 40m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:45 pm
ORD
- SJC
Nonstop4h 45m
United Airlines
Wed 6/101:10 pm
SJC
- ORD
1 stop9h 35m
United Airlines
Deal found 3/29![United Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:45 am
ORD
- OAK
2 stops9h 15m
Southwest
Tue 6/211:10 am
OAK
- ORD
2 stops9h 45m
Southwest
Deal found 3/30![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:45 pm
ORD
- SFO
Nonstop4h 50m
United Airlines
Sat 4/1812:45 am
SFO
- ORD
Nonstop4h 22m
United Airlines
Deal found 3/29![United Airlines logo]()
$449
Last-minute flights from O'Hare Intl to San Francisco Bay AreaDiscover last-minute flight deals from O'Hare Intl to San Francisco Bay Area. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to San Francisco Bay Area. Data last updated April 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:28 am
ORD
- SFO
2 stops26h 00m
Multiple Airlines
Tue 4/216:29 pm
SFO
- ORD
1 stop9h 21m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:55 am
ORD
- SFO
1 stop15h 32m
Frontier
Thu 5/76:00 am
SFO
- ORD
1 stop12h 37m
Frontier
Deal found 4/1![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:50 am
ORD
- SFO
2 stops35h 44m
Multiple Airlines
Wed 4/296:29 pm
SFO
- ORD
1 stop9h 21m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:50 am
ORD
- SFO
1 stop9h 54m
Frontier
Thu 4/306:29 pm
SFO
- ORD
1 stop9h 51m
Frontier
Deal found 3/28![Frontier logo]()
$242
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2810:30 am
ORD
- SFO
Nonstop4h 42m
United Airlines
Tue 5/55:30 am
SFO
- ORD
Nonstop4h 25m
United Airlines
Deal found 3/31![United Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:25 am
ORD
- SFO
2 stops17h 00m
Frontier
Wed 5/66:00 am
SFO
- ORD
1 stop12h 37m
Frontier
Deal found 3/30![Frontier logo]()
$241
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:05 pm
ORD
- SFO
1 stop12h 59m
Frontier
Sun 5/178:48 pm
SFO
- ORD
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$235
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:40 pm
ORD
- SFO
1 stop12h 24m
Frontier
Sun 5/178:48 pm
SFO
- ORD
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$234
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:50 am
ORD
- SFO
1 stop14h 44m
Frontier
Mon 5/188:48 pm
SFO
- ORD
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$239
This Frontier deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:55 am
ORD
- SFO
1 stop14h 39m
Frontier
Fri 5/2911:59 pm
SFO
- ORD
1 stop14h 17m
Frontier
Deal found 3/28![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:07 pm
ORD
- SFO
1 stop25h 57m
Frontier
Mon 6/18:56 am
SFO
- ORD
1 stop9h 41m
Frontier
Deal found 3/31![Frontier logo]()
$238
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:07 pm
ORD
- SFO
1 stop25h 57m
Frontier
Sun 5/318:44 pm
SFO
- ORD
1 stop24h 29m
Frontier
Deal found 3/31![Frontier logo]()
$244
One-way flights from O'Hare Intl to San Francisco Bay AreaSearch for one-way flight options from O'Hare Intl to San Francisco Bay Area. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from O'Hare Intl to San Francisco Bay Area. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This CheapOair deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:50 am
ORD
- OAK
1 stop7h 48m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$128
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:19 am
ORD
- SFO
1 stop9h 50m
Delta
Deal found 3/31![Delta logo]()
$129
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:45 am
ORD
- OAK
1 stop7h 45m
Southwest
Deal found 4/1![Southwest logo]()
$129
This Super.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:29 pm
ORD
- SFO
1 stop10h 59m
Frontier
Deal found 3/31![Frontier logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:45 pm
ORD
- SFO
1 stop27h 28m
Frontier
Deal found 3/28![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:00 am
ORD
- SFO
2 stops14h 36m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$132
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:40 am
ORD
- SFO
Nonstop4h 53m
United Airlines
Deal found 3/31![United Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:23 am
ORD
- SFO
2 stops24h 50m
Frontier
Deal found 3/31![Frontier logo]()
$134
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:20 am
ORD
- OAK
1 stop27h 57m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:50 am
ORD
- SFO
2 stops20h 37m
Frontier
Deal found 3/28![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:50 am
ORD
- SFO
2 stops15h 43m
Frontier
Deal found 3/30![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:30 am
ORD
- SFO
2 stops14h 25m
Frontier
Deal found 3/30![Frontier logo]()
$137
Find flight deals from O'Hare Intl to San Francisco Bay Area
Keep the following information in mind while searching for O'Hare Intl to San Francisco Bay Area flight deals. Data was last updated April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $233 (Kiwi.com) |
One-way from | $128 (CheapOair) |
Popular in | February |
Cheapest in | May |
Average price | $297 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to San Francisco Bay Area that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Francisco Bay Area that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoOakland
ORD - OAK
ORDOAK
Chicago O'Hare Intl
Fri 5/1
7:59 pm-10:17 am
1 stop16h 18m
Oakland
Tue 5/12
6:46 am-7:03 pm
1 stop10h 17m
$255
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Wed 5/6
10:30 am-7:05 pm
2 stops10h 35m
San Francisco
Mon 5/11
1:25 pm-11:55 pm
2 stops8h 30m
$281
ChicagoOakland
ORD - OAK
ORDOAK
Chicago O'Hare Intl
Tue 4/21
2:09 pm-7:25 pm
1 stop7h 16m
Oakland
Tue 4/28
6:20 am-4:56 pm
1 stop8h 36m
$285
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Mon 4/27
6:15 pm-11:05 pm
1 stop6h 50m
San Francisco
Mon 5/4
1:25 pm-11:55 pm
2 stops8h 30m
$290
ChicagoOakland
ORD - OAK
ORDOAK
Chicago O'Hare Intl
Tue 4/28
4:50 pm-10:35 pm
1 stop7h 45m
Oakland
Tue 5/5
11:10 am-10:55 pm
2 stops9h 45m
$290
ChicagoOakland
ORD - OAK
ORDOAK
Chicago O'Hare Intl
Fri 5/1
7:10 pm-11:54 pm
1 stop6h 44m
Oakland
Wed 5/13
12:28 pm-9:50 pm
1 stop7h 22m
$291
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Thu 5/7
6:15 am-1:25 pm
2 stops9h 10m
San Francisco
Mon 5/11
1:15 pm-11:55 pm
2 stops8h 40m
$295
ChicagoOakland
ORD - OAK
ORDOAK
Chicago O'Hare Intl
Wed 5/6
7:45 am-3:00 pm
2 stops9h 15m
Oakland
Sat 5/9
9:55 am-10:20 pm
2 stops10h 25m
$295
ChicagoSan Jose
ORD - SJC
ORDSJC
Chicago O'Hare Intl
Wed 6/3
7:00 am-4:09 pm
2 stops11h 09m
San Jose
Wed 6/10
8:15 pm-8:35 am
2 stops10h 20m
$296
ChicagoSan Jose
ORD - SJC
ORDSJC
Chicago O'Hare Intl
Thu 4/23
7:46 pm-10:41 pm
Nonstop4h 55m
San Jose
Mon 4/27
3:45 pm-12:29 am
1 stop6h 44m
$300
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to San Francisco Bay Area
Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from O'Hare Intl with our price prediction graph.
ORD-SFO
ORD-OAK
ORD-SJC
ORD-STS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to San Francisco Bay Area
ORD-zzXIH
ORD-SFO
ORD-OAK
ORD-SJC
ORD-STS
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Francisco Bay Area?
Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco Bay Area (average of $80). Flying from Chicago O'Hare Intl Airport to San Francisco Bay Area in March is currently the most expensive (average of $219). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to XIH?
Find hourly flight availability from O'Hare Intl to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 12% on flights from Chicago O'Hare Intl Airport to San Francisco Bay Area by exploring options for tickets at noon.
What is the cheapest day to fly from Chicago O'Hare Intl Airport to San Francisco Bay Area?
Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to San Francisco Bay Area. Price data was last updated on March 28, 2026.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Francisco Bay Area flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Chicago O'Hare Intl Airport to San Francisco Bay Area
Explore weekly flight availability from O'Hare Intl to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 2, 2026.
The most flights from ORD to zzXIH are scheduled on a Thursday (82 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (29 on average).
Reviews of airlines servicing San Francisco Bay Area
Get insights into the airlines that provide service to San Francisco Bay Area. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco Bay Area. Reviews last updated April 2, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Chicago O'Hare Intl Airport to San Francisco Bay Area have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
Complete your trip to San Francisco Bay Area by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to San Francisco Bay Area by cabin class
Find flights from O'Hare Intl to San Francisco Bay Area, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and San Francisco Bay Area flights
Browse other O'Hare Intl and San Francisco Bay Area flight options. Last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 9 airlines flying from O'Hare Intl to San Francisco Bay Area
Discover the top 9 airlines that operate flights from O'Hare Intl to San Francisco Bay Area. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$212 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$108 | Average$382 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$120 | Average$235 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$374 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$413 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$159 | Average$304 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$186 | Average$304 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$197 | Average$537 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$434 | FlexibilityNo cancel fee | On-time69% |