$60+ Cheap flights from San Francisco Bay Area to St. Louis (STL)
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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — STL
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from San Francisco Bay Area to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco Bay Area to St. Louis
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Cheapest flights from San Francisco Bay Area to St. LouisExplore the most affordable flight options available from San Francisco Bay Area to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from San Francisco Bay Area to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Priceline deal was found by Cheapflights users on 2/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:40 pm
SFO
- STL
1 stop11h 09m
Frontier
Sat 3/78:12 pm
STL
- SFO
1 stop6h 16m
Frontier
Deal found 2/9![Frontier logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/77:25 pm
SFO
- STL
1 stop23h 37m
Frontier
Wed 3/1811:32 am
STL
- SFO
1 stop9h 42m
Frontier
Deal found 2/10![Frontier logo]()
$222
This Frontier deal was found by Cheapflights users on 2/11. 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 3/29:03 am
SFO
- STL
1 stop10h 10m
Frontier
Thu 3/510:11 pm
STL
- SFO
1 stop11h 47m
Frontier
Deal found 2/11![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/37:15 pm
SFO
- STL
2 stops18h 38m
Frontier
Tue 3/178:06 pm
STL
- SFO
1 stop24h 31m
Frontier
Deal found 2/10![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/69:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Mon 3/92:09 pm
STL
- SFO
2 stops32h 00m
Frontier
Deal found 2/9![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 2/10. 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.
Thu 2/198:43 am
SFO
- STL
1 stop10h 43m
Frontier
Sat 2/212:51 pm
STL
- SFO
1 stop11h 37m
Frontier
Deal found 2/10![Frontier logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Sun 5/36:00 am
SFO
- STL
1 stop11h 12m
Frontier
Wed 5/68:13 pm
STL
- SFO
2 stops30h 09m
Frontier
Deal found 2/10![Frontier logo]()
$233
This Priceline deal was found by Cheapflights users on 2/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/69:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Sat 3/78:12 pm
STL
- SFO
1 stop6h 16m
Frontier
Deal found 2/10![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/146:00 am
SFO
- STL
2 stops22h 50m
Frontier
Sun 4/198:12 pm
STL
- SFO
1 stop14h 56m
Frontier
Deal found 2/10![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/118:09 pm
SFO
- STL
2 stops37h 10m
Frontier
Wed 3/1811:32 am
STL
- SFO
1 stop9h 42m
Frontier
Deal found 2/11![Frontier logo]()
$238
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:38 pm
SFO
- STL
1 stop9h 52m
Frontier
Sun 5/178:12 pm
STL
- SFO
1 stop14h 56m
Frontier
Deal found 2/10![Frontier logo]()
$240
This Travelocity deal was found by Cheapflights users on 2/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:34 am
SJC
- STL
1 stop8h 52m
Multiple Airlines
Mon 3/22:47 pm
STL
- SJC
1 stop10h 12m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$275
Best flights from San Francisco Bay Area to St. LouisDiscover carefully curated flight deals from San Francisco Bay Area to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from San Francisco Bay Area to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 3/47:35 am
SFO
- STL
1 stop6h 18m
Frontier
Sun 3/86:19 pm
STL
- SFO
2 stops29h 19m
Frontier
Deal found 2/12![Frontier logo]()
$249
This Delta deal was found by Cheapflights users on 2/9. 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 3/55:45 am
SJC
- STL
1 stop5h 47m
Delta
Sat 3/76:00 am
STL
- SJC
1 stop8h 39m
Delta
Deal found 2/9![Delta logo]()
$310
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:00 am
OAK
- STL
1 stop14h 59m
Alaska Airlines
Wed 4/13:50 pm
STL
- OAK
1 stop9h 53m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/68:20 pm
SJC
- STL
1 stop12h 59m
Multiple Airlines
Sun 3/86:19 pm
STL
- SJC
2 stops27h 06m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/114:17 pm
SFO
- STL
Nonstop4h 08m
United Airlines
Wed 3/187:00 pm
STL
- SFO
1 stop7h 16m
United Airlines
Deal found 2/9![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 2/11. 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 3/243:45 pm
OAK
- STL
1 stop5h 35m
Southwest
Wed 3/2512:10 pm
STL
- OAK
2 stops9h 05m
Southwest
Deal found 2/11![Southwest logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 3/47:35 am
SFO
- STL
1 stop6h 18m
Frontier
Sat 3/712:14 pm
STL
- SFO
2 stops11h 24m
Frontier
Deal found 2/12![Frontier logo]()
$295
This Delta deal was found by Cheapflights users on 2/10. 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 5/26:00 am
SJC
- STL
1 stop6h 40m
Delta
Tue 5/57:02 am
STL
- SJC
1 stop7h 21m
Delta
Deal found 2/10![Delta logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/267:02 pm
SJC
- STL
1 stop14h 17m
Frontier
Sun 3/298:06 pm
STL
- SJC
1 stop24h 01m
Frontier
Deal found 2/9![Frontier logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 2/12. 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.
Sat 5/166:40 am
SFO
- STL
1 stop7h 10m
Alaska Airlines
Tue 5/196:20 pm
STL
- SFO
1 stop20h 21m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 2/12. 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 5/135:00 pm
SJC
- STL
1 stop5h 30m
Delta
Sat 5/163:59 pm
STL
- SJC
1 stop6h 39m
Delta
Deal found 2/12![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 4/87:00 am
OAK
- STL
1 stop14h 59m
Alaska Airlines
Wed 4/153:50 pm
STL
- OAK
1 stop9h 53m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 2/9. 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 3/116:00 am
SFO
- STL
2 stops9h 07m
Delta
Wed 3/187:15 am
STL
- SFO
2 stops10h 49m
Delta
Deal found 2/9![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 2/9. 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 4/216:00 am
STS
- STL
2 stops9h 55m
Southwest
Sat 4/254:00 pm
STL
- STS
1 stop6h 30m
Southwest
Deal found 2/9![Southwest logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 4/76:40 pm
OAK
- STL
1 stop27h 19m
Alaska Airlines
Tue 4/143:50 pm
STL
- OAK
1 stop9h 53m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 2/10. 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 3/71:57 pm
SJC
- STL
1 stop7h 39m
Delta
Mon 3/96:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 2/10![Delta logo]()
$338
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 4/157:00 am
OAK
- STL
1 stop14h 59m
Alaska Airlines
Tue 4/213:50 pm
STL
- OAK
1 stop9h 53m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 2/12. 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.
Mon 3/911:40 am
SJC
- STL
2 stops10h 41m
Delta
Wed 3/116:00 am
STL
- SJC
1 stop8h 08m
Delta
Deal found 2/12![Delta logo]()
$338
This CheapOair deal was found by Cheapflights users on 2/11. 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 3/114:59 pm
SJC
- STL
1 stop18h 52m
Alaska Airlines
Wed 3/187:00 am
STL
- SJC
1 stop8h 35m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 2/12. 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.
Sat 5/22:09 pm
OAK
- STL
1 stop7h 50m
Alaska Airlines
Tue 5/57:00 am
STL
- OAK
1 stop8h 15m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/12. 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 5/166:05 am
SFO
- STL
2 stops8h 44m
Delta
Tue 5/192:27 pm
STL
- SFO
2 stops11h 34m
Delta
Deal found 2/12![Delta logo]()
$345
This Expedia deal was found by Cheapflights users on 2/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:15 am
OAK
- STL
1 stop29h 08m
Alaska Airlines
Mon 3/97:00 am
STL
- OAK
1 stop18h 58m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/12. 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 4/2310:32 am
SFO
- STL
2 stops10h 41m
Delta
Wed 4/292:20 pm
STL
- SFO
2 stops11h 17m
Delta
Deal found 2/12![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 2/9. 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 3/65:45 am
SJC
- STL
1 stop5h 47m
Delta
Sun 3/86:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 2/9![Delta logo]()
$353
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:15 am
STS
- STL
2 stops14h 44m
Alaska Airlines
Tue 3/317:00 am
STL
- STS
1 stop13h 01m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 2/10. 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 3/710:20 am
SFO
- STL
2 stops11h 03m
Delta
Tue 3/106:29 am
STL
- SFO
2 stops9h 35m
Delta
Deal found 2/10![Delta logo]()
$355
This CheapOair deal was found by Cheapflights users on 2/10. 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 5/197:03 pm
OAK
- STL
1 stop20h 03m
Alaska Airlines
Tue 5/266:20 pm
STL
- OAK
1 stop27h 04m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 2/10. 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 3/711:45 am
SJC
- STL
2 stops9h 38m
Delta
Tue 3/102:22 pm
STL
- SJC
2 stops9h 55m
Delta
Deal found 2/10![Delta logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 4/711:13 am
SFO
- STL
1 stop10h 46m
Alaska Airlines
Tue 4/143:50 pm
STL
- SFO
1 stop8h 37m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 2/10. 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 5/210:32 am
SFO
- STL
2 stops10h 41m
Delta
Tue 5/54:41 pm
STL
- SFO
1 stop8h 08m
Delta
Deal found 2/10![Delta logo]()
$366
Last-minute flights from San Francisco Bay Area to St. LouisDiscover last-minute flight deals from San Francisco Bay Area to St. Louis. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco Bay Area to St. Louis. Data last updated February 13, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 2/10. 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.
Thu 2/198:43 am
SFO
- STL
1 stop10h 43m
Frontier
Sat 2/212:51 pm
STL
- SFO
1 stop11h 37m
Frontier
Deal found 2/10![Frontier logo]()
$232
This Travelocity deal was found by Cheapflights users on 2/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:34 am
SJC
- STL
1 stop8h 52m
Multiple Airlines
Mon 3/22:47 pm
STL
- SJC
1 stop10h 12m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$275
This Frontier deal was found by Cheapflights users on 2/11. 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 3/29:03 am
SFO
- STL
1 stop10h 10m
Frontier
Thu 3/510:11 pm
STL
- SFO
1 stop11h 47m
Frontier
Deal found 2/11![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/37:15 pm
SFO
- STL
2 stops18h 38m
Frontier
Tue 3/178:06 pm
STL
- SFO
1 stop24h 31m
Frontier
Deal found 2/10![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/47:35 am
SFO
- STL
1 stop6h 18m
Frontier
Mon 3/168:10 pm
STL
- SFO
2 stops25h 04m
Frontier
Deal found 2/10![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/47:35 am
SFO
- STL
1 stop6h 18m
Frontier
Sun 3/158:06 pm
STL
- SFO
2 stops27h 44m
Frontier
Deal found 2/10![Frontier logo]()
$244
This Priceline deal was found by Cheapflights users on 2/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:40 pm
SFO
- STL
1 stop11h 09m
Frontier
Sat 3/78:12 pm
STL
- SFO
1 stop6h 16m
Frontier
Deal found 2/9![Frontier logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/69:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Mon 3/92:09 pm
STL
- SFO
2 stops32h 00m
Frontier
Deal found 2/9![Frontier logo]()
$227
This Priceline deal was found by Cheapflights users on 2/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/69:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Sat 3/78:12 pm
STL
- SFO
1 stop6h 16m
Frontier
Deal found 2/10![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/69:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Tue 3/178:06 pm
STL
- SFO
1 stop24h 31m
Frontier
Deal found 2/10![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/77:25 pm
SFO
- STL
1 stop23h 37m
Frontier
Wed 3/1811:32 am
STL
- SFO
1 stop9h 42m
Frontier
Deal found 2/10![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/118:09 pm
SFO
- STL
2 stops37h 10m
Frontier
Wed 3/1811:32 am
STL
- SFO
1 stop9h 42m
Frontier
Deal found 2/11![Frontier logo]()
$238
One-way flights from San Francisco Bay Area to St. LouisSearch for one-way flight options from San Francisco Bay Area to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from San Francisco Bay Area to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Trip.com deal was found by Cheapflights users on 2/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:00 am
SFO
- STL
1 stop11h 12m
Frontier
Deal found 2/10![Frontier logo]()
$60
This Priceline deal was found by Cheapflights users on 2/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:35 am
SFO
- STL
1 stop6h 18m
Frontier
Deal found 2/10![Frontier logo]()
$74
This Trip.com deal was found by Cheapflights users on 2/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
SFO
- STL
1 stop11h 12m
Frontier
Deal found 2/10![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/38:25 am
SFO
- STL
1 stop29h 28m
Frontier
Deal found 2/11![Frontier logo]()
$78
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/109:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Deal found 2/11![Frontier logo]()
$82
This Trip.com deal was found by Cheapflights users on 2/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:04 pm
SFO
- STL
1 stop10h 45m
Frontier
Deal found 2/10![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/111:51 am
SFO
- STL
1 stop29h 21m
Frontier
Deal found 2/10![Frontier logo]()
$84
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
SFO
- STL
1 stop11h 12m
Frontier
Deal found 2/11![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/319:04 pm
SFO
- STL
1 stop10h 44m
Frontier
Deal found 2/10![Frontier logo]()
$89
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:24 pm
SFO
- STL
1 stop19h 47m
Frontier
Deal found 2/11![Frontier logo]()
$92
This CheapOair deal was found by Cheapflights users on 2/12. 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.
Mon 3/98:20 pm
SJC
- STL
1 stop20h 51m
Frontier
Deal found 2/12![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Sun 3/158:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/10![Frontier logo]()
$116
Find flight deals from San Francisco Bay Area to St. Louis
Keep the following information in mind while searching for San Francisco Bay Area to St. Louis flight deals. Data was last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (Priceline) |
One-way from | $60 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $513 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco Bay Area to St. Louis 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 February 13, 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to St. Louis that are best for you.
Fly from
San Francisco Bay Area
Fly to
St. Louis
Route
Depart
Return
Price
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Wed 3/4
7:35 am-3:53 pm
1 stop6h 18m
Lambert-St Louis
Sun 3/8
6:19 pm-9:38 pm
2 stops29h 19m
$249
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Wed 3/4
7:35 am-3:53 pm
1 stop6h 18m
Lambert-St Louis
Sat 3/7
12:14 pm-9:38 pm
2 stops11h 24m
$295
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Thu 3/26
7:02 pm-11:19 am
1 stop14h 17m
Lambert-St Louis
Sun 3/29
8:06 pm-6:07 pm
1 stop24h 01m
$298
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Thu 3/5
5:45 am-1:32 pm
1 stop5h 47m
Lambert-St Louis
Sat 3/7
6:00 am-12:39 pm
1 stop8h 39m
$310
OaklandSt. Louis
OAK - STL
OAKSTL
Oakland
Wed 3/25
7:00 am-11:59 pm
1 stop14h 59m
Lambert-St Louis
Wed 4/1
3:50 pm-11:43 pm
1 stop9h 53m
$317
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sat 5/2
6:00 am-2:40 pm
1 stop6h 40m
Lambert-St Louis
Tue 5/5
7:02 am-12:23 pm
1 stop7h 21m
$317
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Wed 5/13
5:00 pm-12:30 am
1 stop5h 30m
Lambert-St Louis
Sat 5/16
3:59 pm-8:38 pm
1 stop6h 39m
$317
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Wed 3/11
6:00 am-5:07 pm
2 stops9h 07m
Lambert-St Louis
Wed 3/18
7:15 am-4:04 pm
2 stops10h 49m
$323
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Sat 5/16
6:40 am-3:50 pm
1 stop7h 10m
Lambert-St Louis
Tue 5/19
6:20 pm-12:41 pm
1 stop20h 21m
$336
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sat 3/7
1:57 pm-11:36 pm
1 stop7h 39m
Lambert-St Louis
Mon 3/9
6:12 pm-11:58 pm
1 stop7h 46m
$338
Showing 1-10 of 60 results
Best time to book a flight from San Francisco Bay Area to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Francisco Bay Area with our price prediction graph.
SFO-STL
SJC-STL
STS-STL
OAK-STL
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 San Francisco Bay Area to St. Louis
zzXIH-STL
SFO-STL
SJC-STL
STS-STL
OAK-STL
What is the cheapest month to book a flight from San Francisco Bay Area to St. Louis?
Currently, February is the cheapest month in which you can book a flight from San Francisco Bay Area to St. Louis (average of $91). Flying from San Francisco Bay Area to St. Louis in June is currently the most expensive (average of $265). 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 XIH to STL?
Find hourly flight availability from San Francisco Bay Area to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.
One of the essential ways to save on airfare from San Francisco Bay Area to St. Louis is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated February 13, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from San Francisco Bay Area to St. Louis by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from San Francisco Bay Area to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus
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San Francisco Bay Area and St. Louis flights
Browse other San Francisco Bay Area and St. Louis flight options. Last updated on February 13, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 13, 2026.
San Francisco Bay Area to St. Louis flights
Consider these flights traveling from San Francisco Bay Area to St. Louis.
Top 5 airlines flying from San Francisco Bay Area to St. Louis
Discover the top 5 airlines that operate flights from San Francisco Bay Area to St. Louis. 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$269 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$202 | Average$382 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$438 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$313 | Average$445 | FlexibilityNo cancel fee | On-time63% |