$101+ Cheap flights from St. Louis to San Jose, CA (STL - SJC)
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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJC
Mar 14 — Mar 211
1 adult, Economy
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Find cheap flights from St. Louis to San Jose 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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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 St. Louis to San Jose
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Cheapest flights from St. Louis to San JoseExplore the most affordable flight options available from St. Louis to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
Explore the most affordable flight options available from St. Louis to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
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.
Thu 2/2610:11 pm
STL
- SJC
1 stop11h 44m
Frontier
Mon 3/29:35 am
SJC
- STL
1 stop9h 38m
Frontier
Deal found 2/11![Frontier logo]()
$211
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/312:22 pm
STL
- SJC
1 stop9h 15m
Frontier
Sun 4/511:56 am
SJC
- STL
1 stop7h 21m
Frontier
Deal found 2/11![Frontier logo]()
$250
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.
Tue 3/34:30 pm
STL
- SJC
1 stop6h 35m
United Airlines
Sat 3/710:55 pm
SJC
- STL
1 stop8h 41m
United Airlines
Deal found 2/9![United Airlines logo]()
$257
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.
Fri 3/612:14 pm
STL
- SJC
1 stop7h 53m
Multiple Airlines
Tue 3/106:03 pm
SJC
- STL
1 stop17h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$259
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.
Tue 3/37:00 am
STL
- SJC
2 stops12h 38m
Delta
Sat 3/710:35 pm
SJC
- STL
1 stop7h 12m
Delta
Deal found 2/9![Delta logo]()
$285
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:12 am
STL
- SJC
1 stop7h 04m
American Airlines
Wed 4/812:46 pm
SJC
- STL
2 stops9h 00m
American Airlines
Deal found 2/9![American Airlines logo]()
$294
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:12 am
STL
- SJC
1 stop6h 59m
American Airlines
Wed 3/42:07 pm
SJC
- STL
1 stop7h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$300
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.
Thu 3/198:06 pm
STL
- SJC
1 stop15h 19m
Frontier
Sun 3/228:12 pm
SJC
- STL
2 stops11h 37m
Frontier
Deal found 2/11![Frontier logo]()
$301
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:25 am
STL
- SJC
1 stop7h 05m
Southwest
Tue 3/109:30 am
SJC
- STL
2 stops8h 25m
Southwest
Deal found 2/10![Southwest logo]()
$305
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:11 pm
STL
- SJC
1 stop12h 29m
Frontier
Sun 3/158:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/11![Frontier logo]()
$306
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:11 pm
STL
- SJC
1 stop11h 44m
Frontier
Sun 2/228:57 pm
SJC
- STL
1 stop22h 16m
Frontier
Deal found 2/9![Frontier logo]()
$308
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
STL
- SJC
1 stop8h 42m
Alaska Airlines
Wed 3/44:59 pm
SJC
- STL
1 stop29h 00m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$310
Best flights from St. Louis to San JoseDiscover carefully curated flight deals from St. Louis to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
Discover carefully curated flight deals from St. Louis to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
This Delta deal was found by Cheapflights users on 2/7. 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 4/147:02 am
STL
- SJC
1 stop7h 21m
Delta
Wed 4/226:20 am
SJC
- STL
1 stop6h 09m
Delta
Deal found 2/7![Delta logo]()
$257
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.
Tue 3/34:30 pm
STL
- SJC
1 stop6h 35m
United Airlines
Sat 3/710:55 pm
SJC
- STL
1 stop8h 41m
United Airlines
Deal found 2/9![United Airlines logo]()
$257
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.
Sat 4/48:25 am
STL
- SJC
1 stop9h 20m
Southwest
Wed 4/86:15 am
SJC
- STL
1 stop6h 15m
Southwest
Deal found 2/9![Southwest logo]()
$257
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.
Fri 3/612:14 pm
STL
- SJC
1 stop7h 53m
Multiple Airlines
Tue 3/106:03 pm
SJC
- STL
1 stop17h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 2/7. 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 4/146:45 pm
STL
- SJC
1 stop6h 56m
Delta
Sat 4/256:20 am
SJC
- STL
1 stop8h 30m
Delta
Deal found 2/7![Delta logo]()
$257
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:00 pm
STL
- SJC
1 stop6h 21m
Delta
Sat 4/257:20 am
SJC
- STL
2 stops12h 11m
Delta
Deal found 2/8![Delta logo]()
$285
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.
Tue 3/37:00 am
STL
- SJC
2 stops12h 38m
Delta
Sat 3/710:35 pm
SJC
- STL
1 stop7h 12m
Delta
Deal found 2/9![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 2/7. 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.
Sat 4/187:02 am
STL
- SJC
1 stop7h 21m
Delta
Tue 4/217:20 am
SJC
- STL
2 stops15h 05m
Delta
Deal found 2/7![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 2/7. 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 4/147:02 am
STL
- SJC
1 stop7h 21m
Delta
Thu 4/237:20 am
SJC
- STL
2 stops15h 05m
Delta
Deal found 2/7![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 2/7. 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 4/146:45 pm
STL
- SJC
1 stop6h 56m
Delta
Sun 4/1910:55 pm
SJC
- STL
1 stop7h 35m
Delta
Deal found 2/7![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 2/7. 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 4/177:02 am
STL
- SJC
1 stop7h 21m
Delta
Wed 4/226:20 am
SJC
- STL
1 stop6h 09m
Delta
Deal found 2/7![Delta logo]()
$300
Last-minute flights from St. Louis to San JoseDiscover last-minute flight deals from St. Louis to San Jose. Data last updated February 12, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to San Jose. Data last updated February 12, 2026 and is based on user searches.
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.
Thu 2/2610:11 pm
STL
- SJC
1 stop11h 44m
Frontier
Mon 3/29:35 am
SJC
- STL
1 stop9h 38m
Frontier
Deal found 2/11![Frontier logo]()
$211
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.
Tue 3/37:00 am
STL
- SJC
2 stops12h 38m
Delta
Sat 3/710:35 pm
SJC
- STL
1 stop7h 12m
Delta
Deal found 2/9![Delta logo]()
$285
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.
Fri 3/612:14 pm
STL
- SJC
1 stop7h 53m
Multiple Airlines
Tue 3/106:03 pm
SJC
- STL
1 stop17h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:14 pm
STL
- SJC
1 stop7h 53m
Frontier
Sun 3/158:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/7![Frontier logo]()
$279
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
STL
- SJC
1 stop8h 39m
Delta
Sat 3/141:25 pm
SJC
- STL
1 stop8h 33m
Delta
Deal found 2/8![Delta logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:12 pm
STL
- SJC
2 stops48h 13m
Frontier
Sun 3/158:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/7![Frontier logo]()
$268
This Delta deal was found by Cheapflights users on 2/7. 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.
Sat 3/76:00 am
STL
- SJC
1 stop8h 39m
Delta
Mon 3/911:40 am
SJC
- STL
2 stops10h 41m
Delta
Deal found 2/7![Delta logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:19 pm
STL
- SJC
2 stops27h 06m
Frontier
Sun 3/158:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/7![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/912:14 pm
STL
- SJC
2 stops9h 11m
Frontier
Mon 3/167:42 pm
SJC
- STL
1 stop21h 29m
Frontier
Deal found 2/7![Frontier logo]()
$275
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:00 am
STL
- SJC
1 stop8h 35m
Hawaiian Airlines
Wed 4/12:29 pm
SJC
- STL
1 stop7h 30m
Hawaiian Airlines
Deal found 2/8![Hawaiian Airlines logo]()
$243
One-way flights from St. Louis to San JoseSearch for one-way flight options from St. Louis to San Jose. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
Search for one-way flight options from St. Louis to San Jose. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:11 pm
STL
- SJC
1 stop11h 44m
Frontier
Deal found 2/9![Frontier logo]()
$101
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.
Thu 3/510:11 pm
STL
- SJC
1 stop21h 56m
Frontier
Deal found 2/10![Frontier logo]()
$115
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.
Fri 3/612:14 pm
STL
- SJC
1 stop7h 53m
Frontier
Deal found 2/10![Frontier logo]()
$125
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
STL
- SJC
1 stop8h 42m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$129
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:06 pm
STL
- SJC
1 stop24h 01m
Frontier
Deal found 2/9![Frontier logo]()
$131
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:50 pm
STL
- SJC
1 stop19h 38m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$134
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.
Sun 3/298:06 pm
STL
- SJC
1 stop24h 01m
Frontier
Deal found 2/11![Frontier logo]()
$151
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.
Tue 4/143:50 pm
STL
- SJC
1 stop19h 38m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$164
This American Airlines deal was found by Cheapflights users on 2/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:12 am
STL
- SJC
1 stop7h 04m
American Airlines
Deal found 2/7![American Airlines logo]()
$172
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 4/213:50 pm
STL
- SJC
2 stops19h 54m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$173
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.
Wed 3/47:00 am
STL
- SJC
2 stops13h 37m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$177
Find flight deals from St. Louis to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to San Jose (SJC). 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 February 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Frontier) |
One-way from | $101 (CheapOair) |
Popular in | August |
Cheapest in | May |
Average price | $378 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to San Jose 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 12, 2026.
Use the filters below to find and compare flights from St. Louis to San Jose that are best for you.
Fly from
St. Louis
Fly to
San Jose
Route
Depart
Return
Price
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 4/14
7:02 am-12:23 pm
1 stop7h 21m
San Jose
Wed 4/22
6:20 am-2:29 pm
1 stop6h 09m
$257
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 3/3
4:30 pm-9:05 pm
1 stop6h 35m
San Jose
Sat 3/7
10:55 pm-9:36 am
1 stop8h 41m
$257
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Sat 4/4
8:25 am-3:45 pm
1 stop9h 20m
San Jose
Wed 4/8
6:15 am-2:30 pm
1 stop6h 15m
$257
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 4/14
6:45 pm-11:41 pm
1 stop6h 56m
San Jose
Sat 4/25
6:20 am-4:50 pm
1 stop8h 30m
$257
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Fri 3/6
12:14 pm-6:07 pm
1 stop7h 53m
San Jose
Tue 3/10
6:03 pm-1:51 pm
1 stop17h 48m
$259
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Sat 4/18
5:00 pm-9:21 pm
1 stop6h 21m
San Jose
Sat 4/25
7:20 am-9:31 pm
2 stops12h 11m
$285
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 3/3
7:00 am-5:38 pm
2 stops12h 38m
San Jose
Sat 3/7
10:35 pm-7:47 am
1 stop7h 12m
$285
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Sat 4/18
7:02 am-12:23 pm
1 stop7h 21m
San Jose
Tue 4/21
7:20 am-12:25 am
2 stops15h 05m
$285
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 4/14
7:02 am-12:23 pm
1 stop7h 21m
San Jose
Thu 4/23
7:20 am-12:25 am
2 stops15h 05m
$292
St. LouisSan Jose
STL - SJC
STLSJC
Lambert-St Louis
Tue 4/14
6:45 pm-11:41 pm
1 stop6h 56m
San Jose
Sun 4/19
10:55 pm-8:30 am
1 stop7h 35m
$300
Showing 1-10 of 21 results
Compare providers for flights from St. Louis to San Jose
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 St. Louis to San Jose in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-San Jose, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-San Jose, California 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 St. Louis-San Jose, California 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 St. Louis to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from St. Louis with our price prediction graph.
STL-SJC
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 St. Louis to San Jose
How far ahead should I book a flight from St. Louis to San Jose, California?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to San Jose. Price data was last updated on February 6, 2026.
The best time to book flights from St. Louis to San Jose, California 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 St. Louis to San Jose, California?
Currently, August is the cheapest month in which you can book a flight from St. Louis to San Jose, California (average of $121). Flying from St. Louis to San Jose, California in May is currently the most expensive (average of $240). 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 San Jose
Get insights into the airlines that provide service to San Jose. 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 Jose. Reviews last updated February 12, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from St. Louis to San Jose have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from St. Louis to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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St. Louis and San Jose flights
Browse other St. Louis and San Jose flight options. Last updated on February 12, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Jose
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Top 4 airlines flying from St. Louis to San Jose
Discover the top 4 airlines that operate flights from St. Louis to San Jose. 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$378 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$343 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$259 | Average$412 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$371 | FlexibilityNo cancel fee | On-time69% |