$103+ Cheap flights from St. Louis to San Jose, CA (STL - SJC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJC
Nov 21 — Nov 281
Round-trip
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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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 October 22, 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 October 22, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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 11/106:13 am -
1 stop7h 18m
Sat 11/146:20 am -
1 stop6h 21m
Deal found 10/21![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/106:00 am -
1 stop7h 06m
Sat 11/141:02 pm -
2 stops8h 31m
Deal found 10/21![American Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 10/21. 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 11/1012:40 pm -
2 stops8h 20m
Sat 11/147:55 am -
2 stops10h 10m
Deal found 10/21![Southwest logo]()
$249
This Delta deal was found by Cheapflights users on 10/19. 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 12/237:38 pm -
1 stop6h 21m
Thu 12/315:55 am -
1 stop5h 25m
Deal found 10/19![Delta logo]()
$256
This Delta deal was found by Cheapflights users on 10/21. 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 11/163:30 pm -
1 stop6h 58m
Mon 11/234:54 pm -
1 stop5h 46m
Deal found 10/21![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 10/21. 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 11/137:00 pm -
1 stop6h 54m
Wed 11/181:43 pm -
1 stop5h 35m
Deal found 10/21![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 10/20. 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 11/116:30 am -
1 stop5h 55m
Fri 11/132:45 pm -
2 stops7h 50m
Deal found 10/20![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 10/21. 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 11/126:13 am -
1 stop7h 18m
Wed 11/186:00 am -
1 stop5h 30m
Deal found 10/21![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 10/21. 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 11/1012:40 pm -
2 stops8h 20m
Sun 11/1511:00 pm -
1 stop7h 50m
Deal found 10/21![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 10/21. 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 11/187:08 am -
1 stop7h 45m
Fri 11/204:54 pm -
1 stop5h 46m
Deal found 10/21![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 10/20. 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 11/146:35 am -
1 stop5h 55m
Sat 11/141:15 pm -
1 stop5h 25m
Deal found 10/20![Southwest logo]()
$298
This Delta deal was found by Cheapflights users on 10/21. 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 11/132:20 pm -
1 stop6h 07m
Fri 11/1310:40 pm -
1 stop9h 06m
Deal found 10/21![Delta logo]()
$303
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 October 22, 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 October 22, 2026.
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/142:05 pm -
1 stop8h 45m
Mon 1/116:55 am -
1 stop7h 35m
Deal found 10/20![Southwest logo]()
$239
This Alaska Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1410:25 am -
2 stops12h 31m
Mon 1/115:47 pm -
2 stops22h 43m
Deal found 10/21![Alaska Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 10/19. 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 12/227:38 pm -
1 stop6h 21m
Tue 12/2910:30 pm -
1 stop8h 37m
Deal found 10/19![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 10/20. 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 12/1210:35 am -
2 stops9h 40m
Tue 1/127:50 am -
2 stops11h 15m
Deal found 10/20![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 10/20. 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 11/116:30 am -
1 stop5h 55m
Fri 11/132:45 pm -
2 stops7h 50m
Deal found 10/20![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 10/17. 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 11/182:31 pm -
1 stop9h 41m
Wed 12/26:30 am -
1 stop9h 43m
Deal found 10/17![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 10/18. 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 12/215:13 pm -
1 stop7h 46m
Tue 12/294:56 pm -
1 stop5h 50m
Deal found 10/18![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 10/20. 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 11/185:05 am -
2 stops8h 55m
Thu 11/1911:55 am -
1 stop5h 55m
Deal found 10/20![Southwest logo]()
$364
This Delta deal was found by Cheapflights users on 10/17. 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 11/197:08 am -
1 stop7h 45m
Wed 12/21:39 pm -
1 stop5h 49m
Deal found 10/17![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 10/20. 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 1/15:05 am -
1 stop8h 05m
Sat 1/96:05 am -
1 stop5h 45m
Deal found 10/20![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 10/17. 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 1/146:00 am -
1 stop8h 41m
Mon 1/182:00 pm -
1 stop7h 39m
Deal found 10/17![Delta logo]()
$421
Last-minute flights from St. Louis to San JoseDiscover last-minute flight deals from St. Louis to San Jose. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to San Jose. Data last updated October 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/21. 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 11/106:13 am -
1 stop7h 18m
Sat 11/146:20 am -
1 stop6h 21m
Deal found 10/21![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/106:00 am -
1 stop7h 06m
Sat 11/141:02 pm -
2 stops8h 31m
Deal found 10/21![American Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 10/21. 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 11/1012:40 pm -
2 stops8h 20m
Sat 11/147:55 am -
2 stops10h 10m
Deal found 10/21![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 10/21. 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 11/1012:40 pm -
2 stops8h 20m
Sun 11/1511:00 pm -
1 stop7h 50m
Deal found 10/21![Southwest logo]()
$292
This Southwest deal was found by Cheapflights users on 10/20. 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 11/116:30 am -
1 stop5h 55m
Fri 11/132:45 pm -
2 stops7h 50m
Deal found 10/20![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 10/21. 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 11/126:13 am -
1 stop7h 18m
Wed 11/186:00 am -
1 stop5h 30m
Deal found 10/21![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 10/21. 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 11/126:13 am -
1 stop7h 18m
Thu 11/1210:40 pm -
1 stop8h 23m
Deal found 10/21![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 10/21. 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 11/137:00 pm -
1 stop6h 54m
Wed 11/181:43 pm -
1 stop5h 35m
Deal found 10/21![Delta logo]()
$271
This Delta deal was found by Cheapflights users on 10/21. 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 11/132:20 pm -
1 stop6h 07m
Fri 11/1310:40 pm -
1 stop9h 06m
Deal found 10/21![Delta logo]()
$303
This Southwest deal was found by Cheapflights users on 10/20. 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 11/146:35 am -
1 stop5h 55m
Sat 11/141:15 pm -
1 stop5h 25m
Deal found 10/20![Southwest logo]()
$298
This Delta deal was found by Cheapflights users on 10/21. 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 11/163:30 pm -
1 stop6h 58m
Mon 11/234:54 pm -
1 stop5h 46m
Deal found 10/21![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 10/21. 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 11/187:08 am -
1 stop7h 45m
Fri 11/204:54 pm -
1 stop5h 46m
Deal found 10/21![Delta logo]()
$293
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 October 22, 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 October 22, 2026.
This Trip.com deal was found by Cheapflights users on 10/20. 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 12/225:37 pm -
1 stop25h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$103
This Delta deal was found by Cheapflights users on 10/21. 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 12/217:38 pm -
1 stop6h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$120
This Southwest deal was found by Cheapflights users on 10/20. 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 1/278:25 am -
2 stops7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$125
This Alaska Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:06 am -
2 stops11h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$175
This Delta deal was found by Cheapflights users on 10/18. 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 11/176:00 am -
1 stop7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Delta logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 11/231:20 pm -
2 stops26h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Frontier logo]()
$192
This Trip.com deal was found by Cheapflights users on 10/21. 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.
Sun 11/11:28 pm -
1 stop26h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$226
This CheapOair deal was found by Cheapflights users on 10/20. 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 1/21:07 pm -
1 stop26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 10/20. 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 12/226:15 am -
2 stops7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$262
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 October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (Delta) |
One-way from | $103 (Trip.com) |
Popular in | February |
Cheapest in | January |
Average price | $457 |
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 7,457,451 searches. Data last updated October 22, 2026.
Use the filters below to find and compare flights from St. Louis to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Wed 1/27
3:40 pm-10:12 pm
1 stop8h 32m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$120
Quickest round-trip
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Mon 12/21
7:38 pm-11:59 pm
1 stop6h 21m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$120
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Tue 12/22
7:38 pm-11:59 pm
1 stop6h 21m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$120
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Mon 12/21
8:06 am-5:35 pm
2 stops11h 29m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$175
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Wed 11/25
3:30 pm-8:28 pm
1 stop6h 58m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$211
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Sun 11/1
1:28 pm-1:46 pm
1 stop26h 18m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$226
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Mon 12/14
2:05 pm-8:50 pm
1 stop8h 45m
San Jose
Mon 1/11
6:55 am-4:30 pm
1 stop7h 35m
$239
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Sat 12/12
10:35 am-6:15 pm
2 stops9h 40m
San Jose
Tue 1/12
7:50 am-9:05 pm
2 stops11h 15m
$249
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Fri 3/12
5:45 pm-11:45 pm
1 stop8h 00m
San Jose
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$269
St. LouisSan Jose
STL Lambert-St Louis - SJC San Jose
STLSJC
Lambert-St Louis
Wed 11/11
6:30 am-10:25 am
1 stop5h 55m
San Jose
Fri 11/13
2:45 pm-12:35 am
2 stops7h 50m
$276
Showing 1-10 of 22 resultsSorted by cheapest first
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 October.
| 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
What is the cheapest month to book a flight from St. Louis to San Jose, California?
Currently, January is the cheapest month in which you can book a flight from St. Louis to San Jose, California (average of $369). Flying from St. Louis to San Jose, California in February is currently the most expensive (average of $793). 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.
How much does it cost to fly round-trip from St. Louis to San Jose, California?
Airfare is below average for this route at the moment.
St. Louis to San Jose, California flights typically cost between $400 and $556 in November.The cheapest round-trip price found within the last 5 days was $239 on Delta (Nov 10-Nov 14).
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 October 22, 2026.
See what other customers who have flown with Southwest,Delta, andUnited 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.
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.4
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.4
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.4
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.4
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.4
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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 October 22, 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 October 22, 2026.
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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 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$302 | Average$468 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$339 | Average$573 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$499 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$388 | Average$530 | FlexibilityNo cancel fee | On-time71% |