$151+ Cheap flights from San Jose, CA to St. Louis (SJC - 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — STL
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from San Jose 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
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Cheapest flights from San Jose to St. LouisExplore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:42 pm
SJC
- STL
1 stop13h 37m
Frontier
Mon 3/3012:14 pm
STL
- SJC
1 stop7h 53m
Frontier
Deal found 3/9![Frontier logo]()
$291
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 4/136:32 pm
SJC
- STL
2 stops13h 10m
Delta
Wed 4/157:00 am
STL
- SJC
2 stops12h 52m
Delta
Deal found 3/9![Delta logo]()
$305
This Orbitz deal was found by Cheapflights users on 3/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:34 pm
SJC
- STL
1 stop7h 20m
Alaska Airlines
Wed 5/205:33 pm
STL
- SJC
1 stop7h 26m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 3/7. 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 4/216:35 am
SJC
- STL
1 stop5h 15m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/7![Southwest logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Fri 4/38:16 pm
STL
- SJC
2 stops24h 31m
Frontier
Deal found 3/6![Frontier logo]()
$314
This Southwest deal was found by Cheapflights users on 3/9. 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 3/317:40 am
SJC
- STL
1 stop8h 20m
Southwest
Wed 4/16:20 am
STL
- SJC
1 stop6h 05m
Southwest
Deal found 3/9![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 3/5. 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 4/2211:25 am
SJC
- STL
2 stops8h 20m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/5![Southwest logo]()
$318
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
SJC
- STL
2 stops9h 13m
American Airlines
Wed 4/15:12 am
STL
- SJC
1 stop7h 04m
American Airlines
Deal found 3/9![American Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 3/5. 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 4/2211:35 am
SJC
- STL
2 stops10h 50m
Delta
Tue 4/2812:23 pm
STL
- SJC
2 stops11h 52m
Delta
Deal found 3/5![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:10 am
SJC
- STL
2 stops9h 11m
American Airlines
Tue 5/512:27 pm
STL
- SJC
2 stops8h 09m
American Airlines
Deal found 3/10![American Airlines logo]()
$327
This CheapOair deal was found by Cheapflights users on 3/6. 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 3/167:42 pm
SJC
- STL
1 stop21h 29m
Frontier
Thu 3/198:06 pm
STL
- SJC
1 stop15h 19m
Frontier
Deal found 3/6![Frontier logo]()
$331
Best flights from San Jose to St. LouisDiscover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Southwest deal was found by Cheapflights users on 3/5. 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 4/2211:25 am
SJC
- STL
2 stops8h 20m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/5![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 3/7. 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 4/1511:00 pm
SJC
- STL
1 stop7h 30m
Delta
Fri 4/172:20 pm
STL
- SJC
2 stops9h 55m
Delta
Deal found 3/7![Delta logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/78:00 am
SJC
- STL
1 stop13h 59m
Alaska Airlines
Wed 4/87:00 am
STL
- SJC
1 stop8h 35m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 3/7. 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 3/301:35 pm
SJC
- STL
1 stop8h 46m
Delta
Tue 3/316:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 3/7![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 3/9. 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.
Fri 4/242:45 pm
SJC
- STL
1 stop7h 05m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/9![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 3/9. 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 4/26:00 am
SJC
- STL
1 stop5h 17m
Delta
Wed 4/83:05 pm
STL
- SJC
1 stop7h 19m
Delta
Deal found 3/9![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 3/9. 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 4/2411:00 pm
SJC
- STL
1 stop9h 34m
Delta
Tue 4/287:00 am
STL
- SJC
1 stop7h 23m
Delta
Deal found 3/9![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 3/6. 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 5/142:40 pm
SJC
- STL
2 stops7h 35m
Southwest
Sat 5/1610:35 am
STL
- SJC
2 stops10h 55m
Southwest
Deal found 3/6![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 3/7. 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.
Tue 4/286:20 am
SJC
- STL
1 stop6h 09m
Delta
Fri 5/82:27 pm
STL
- SJC
1 stop5h 53m
Delta
Deal found 3/7![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:45 pm
SJC
- STL
2 stops10h 01m
Delta
Tue 6/22:27 pm
STL
- SJC
2 stops10h 07m
Delta
Deal found 3/8![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 3/9. 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.
Sat 4/187:20 am
SJC
- STL
2 stops12h 11m
Delta
Sun 5/177:00 am
STL
- SJC
1 stop7h 48m
Delta
Deal found 3/9![Delta logo]()
$422
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 4/136:32 pm
SJC
- STL
2 stops13h 10m
Delta
Thu 4/166:19 am
STL
- SJC
2 stops13h 33m
Delta
Deal found 3/9![Delta logo]()
$440
Last-minute flights from San Jose to St. LouisDiscover last-minute flight deals from San Jose to St. Louis. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to St. Louis. Data last updated March 10, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 3/6. 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 3/167:42 pm
SJC
- STL
1 stop21h 29m
Frontier
Thu 3/198:06 pm
STL
- SJC
1 stop15h 19m
Frontier
Deal found 3/6![Frontier logo]()
$331
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:42 pm
SJC
- STL
1 stop13h 37m
Frontier
Mon 3/3012:14 pm
STL
- SJC
1 stop7h 53m
Frontier
Deal found 3/9![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Fri 4/38:16 pm
STL
- SJC
2 stops24h 31m
Frontier
Deal found 3/6![Frontier logo]()
$314
This Southwest deal was found by Cheapflights users on 3/9. 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 3/317:40 am
SJC
- STL
1 stop8h 20m
Southwest
Wed 4/16:20 am
STL
- SJC
1 stop6h 05m
Southwest
Deal found 3/9![Southwest logo]()
$317
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
SJC
- STL
2 stops9h 13m
American Airlines
Wed 4/15:12 am
STL
- SJC
1 stop7h 04m
American Airlines
Deal found 3/9![American Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 3/9. 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 4/16:00 am
SJC
- STL
1 stop5h 17m
Delta
Tue 4/76:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 3/9![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 4/136:32 pm
SJC
- STL
2 stops13h 10m
Delta
Wed 4/157:00 am
STL
- SJC
2 stops12h 52m
Delta
Deal found 3/9![Delta logo]()
$305
This Southwest deal was found by Cheapflights users on 3/7. 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 4/216:35 am
SJC
- STL
1 stop5h 15m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/7![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 3/5. 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 4/2211:25 am
SJC
- STL
2 stops8h 20m
Southwest
Tue 4/281:45 pm
STL
- SJC
1 stop6h 30m
Southwest
Deal found 3/5![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 3/5. 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 4/2211:35 am
SJC
- STL
2 stops10h 50m
Delta
Tue 4/2812:23 pm
STL
- SJC
2 stops11h 52m
Delta
Deal found 3/5![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:10 am
SJC
- STL
2 stops9h 11m
American Airlines
Tue 5/512:27 pm
STL
- SJC
2 stops8h 09m
American Airlines
Deal found 3/10![American Airlines logo]()
$327
One-way flights from San Jose to St. LouisSearch for one-way flight options from San Jose to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from San Jose to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:57 pm
SJC
- STL
1 stop21h 48m
Frontier
Deal found 3/9![Frontier logo]()
$151
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:44 pm
SJC
- STL
1 stop7h 15m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$152
This Delta deal was found by Cheapflights users on 3/7. 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 5/158:45 pm
SJC
- STL
2 stops11h 47m
Delta
Deal found 3/7![Delta logo]()
$153
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:42 pm
SJC
- STL
1 stop24h 17m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$157
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Sat 4/252:44 pm
SJC
- STL
1 stop7h 15m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$159
This CheapOair deal was found by Cheapflights users on 3/6. 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 5/122:40 pm
SJC
- STL
1 stop23h 57m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$164
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:44 pm
SJC
- STL
1 stop7h 15m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$172
This CheapOair deal was found by Cheapflights users on 3/7. 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 4/110:22 am
SJC
- STL
1 stop11h 37m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$187
This CheapOair deal was found by Cheapflights users on 3/10. 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 4/147:22 pm
SJC
- STL
2 stops17h 29m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$188
Find flight deals from San Jose to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $291 (CheapOair) |
One-way from | $151 (CheapOair) |
Popular in | December |
Cheapest in | September |
Average price | $426 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose 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 March 10, 2026.
Use the filters below to find and compare flights from San Jose to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Wed 4/22
11:25 am-9:45 pm
2 stops8h 20m
Lambert-St Louis
Tue 4/28
1:45 pm-6:15 pm
1 stop6h 30m
$318
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Wed 4/15
11:00 pm-8:30 am
1 stop7h 30m
Lambert-St Louis
Fri 4/17
2:20 pm-10:15 pm
2 stops9h 55m
$346
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Mon 3/30
1:35 pm-12:21 am
1 stop8h 46m
Lambert-St Louis
Tue 3/31
6:12 pm-11:58 pm
1 stop7h 46m
$348
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Thu 4/2
6:00 am-1:17 pm
1 stop5h 17m
Lambert-St Louis
Wed 4/8
3:05 pm-8:24 pm
1 stop7h 19m
$368
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/24
2:45 pm-11:50 pm
1 stop7h 05m
Lambert-St Louis
Tue 4/28
1:45 pm-6:15 pm
1 stop6h 30m
$382
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Tue 4/7
8:00 am-11:59 pm
1 stop13h 59m
Lambert-St Louis
Wed 4/8
7:00 am-1:35 pm
1 stop8h 35m
$386
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/24
11:00 pm-10:34 am
1 stop9h 34m
Lambert-St Louis
Tue 4/28
7:00 am-12:23 pm
1 stop7h 23m
$387
Quickest round-trip
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Tue 4/28
6:20 am-2:29 pm
1 stop6h 09m
Lambert-St Louis
Fri 5/8
2:27 pm-6:20 pm
1 stop5h 53m
$387
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Thu 5/28
8:45 pm-8:46 am
2 stops10h 01m
Lambert-St Louis
Tue 6/2
2:27 pm-10:34 pm
2 stops10h 07m
$409
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sat 4/18
7:20 am-9:31 pm
2 stops12h 11m
Lambert-St Louis
Sun 5/17
7:00 am-12:48 pm
1 stop7h 48m
$422
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from San Jose to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to St. Louis in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Jose, California-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose, California-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose, California-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Jose to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Jose with our price prediction graph.
SJC-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 Jose to St. Louis
How far ahead should I book a flight from San Jose, California to St. Louis?
Use this chart to determine the optimal time to book a round-trip flight from San Jose to St. Louis. Price data was last updated on March 6, 2026.
The best time to book flights from San Jose, California to St. Louis is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Jose, California to St. Louis?
Currently, February is the cheapest month in which you can book a flight from San Jose, California to St. Louis (average of $122). Flying from San Jose, California 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.
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 March 10, 2026.
Read through reviews of airlines operating flights from San Jose to St. Louis, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
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 Jose 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
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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San Jose and St. Louis flights
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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 March 10, 2026.
Top 4 airlines flying from San Jose to St. Louis
Discover the top 4 airlines that operate flights from San Jose 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$281 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$318 | Average$422 | FlexibilityNo cancel fee | On-time63% |