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Cheap flights from St. Louis to San Jose from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to San Jose departing on 8/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:45 pm - 11:44 pm
STL
-
SJC
5h 59m
1 stop
Delta Logo
6:10 am - 3:10 pm
SJC
-
STL
7h 00m
1 stop
$237Delta
Tue, Aug 11 - Wed, Aug 19
Delta Logo
3:50 pm - 8:24 pm
STL
-
SJC
6h 34m
1 stop
Delta Logo
6:10 am - 3:10 pm
SJC
-
STL
7h 00m
1 stop
$251Delta
Mon, Aug 10 - Tue, Aug 18
Frontier Logo
8:21 pm - 1:17 pm
STL
-
SJC
18h 56m
1 stop
Frontier Logo
2:12 pm - 6:08 pm
SJC
-
STL
25h 56m
1 stop
$262Frontier
Fri, Aug 28 - Mon, Aug 31
Delta Logo
3:50 pm - 8:24 pm
STL
-
SJC
6h 34m
1 stop
Delta Logo
5:12 pm - 12:41 am
SJC
-
STL
5h 29m
1 stop
$265Delta
Mon, Aug 10 - Mon, Aug 17
Frontier Logo
7:10 pm - 1:17 pm
STL
-
SJC
20h 07m
1 stop
Frontier Logo
2:12 pm - 6:15 pm
SJC
-
STL
26h 03m
1 stop
$296Frontier
Thu, Jul 23 - Sun, Jul 26
Delta Logo
3:50 pm - 8:24 pm
STL
-
SJC
6h 34m
1 stop
Delta Logo
5:12 pm - 12:41 am
SJC
-
STL
5h 29m
1 stop
$307Delta
Wed, Aug 12 - Fri, Aug 14
Frontier Logo
8:21 pm - 1:17 pm
STL
-
SJC
18h 56m
1 stop
Frontier Logo
2:12 pm - 7:36 pm
SJC
-
STL
27h 24m
1 stop
$309Frontier
Sun, Aug 23 - Thu, Aug 27
Frontier Logo
7:10 pm - 1:17 pm
STL
-
SJC
20h 07m
1 stop
Frontier Logo
8:23 pm - 6:05 pm
SJC
-
STL
19h 42m
2 stops
$323Frontier
Fri, Jul 24 - Mon, Jul 27
Multiple Airlines Logo
7:36 pm - 9:32 am
STL
-
SJC
15h 56m
1 stop
Multiple Airlines Logo
2:24 pm - 11:51 am
SJC
-
STL
19h 27m
1 stop
$333Multiple Airlines
Thu, Sep 17 - Mon, Sep 21
Frontier Logo
7:10 pm - 1:17 pm
STL
-
SJC
20h 07m
1 stop
Frontier Logo
2:12 pm - 6:15 pm
SJC
-
STL
26h 03m
1 stop
$334Frontier
Sun, Jul 19 - Sun, Jul 26

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American Airlines flights from St. Louis to San Jose, California

Our best American Airlines deals on St. Louis to San Jose, California flight tickets
American Airlines
Aug 22
STL6:36 amLambert-St Louis
9h 04m
1 stop
SJC1:40 pmSan Jose
Aug 26
SJC6:00 amSan Jose
10h 05m
2 stops
STL6:05 pmLambert-St Louis
$342
American Airlines
Aug 22
STL5:00 amLambert-St Louis
8h 57m
2 stops
SJC11:57 amSan Jose
Aug 26
SJC12:49 pmSan Jose
9h 25m
2 stops
STL12:14 amLambert-St Louis
$347
American Airlines
Aug 11
STL6:36 amLambert-St Louis
6h 14m
1 stop
SJC10:50 amSan Jose
Aug 18
SJC12:42 pmSan Jose
9h 32m
2 stops
STL12:14 amLambert-St Louis
$369

Frontier flights from St. Louis to San Jose, California

Our best Frontier deals on St. Louis to San Jose, California flight tickets
Frontier
Aug 28
STL8:21 pmLambert-St Louis
18h 56m
1 stop
SJC1:17 pmSan Jose
Aug 31
SJC2:12 pmSan Jose
25h 56m
1 stop
STL6:08 pmLambert-St Louis
$262
Frontier
Jul 23
STL7:10 pmLambert-St Louis
20h 07m
1 stop
SJC1:17 pmSan Jose
Jul 26
SJC2:12 pmSan Jose
26h 03m
1 stop
STL6:15 pmLambert-St Louis
$296
Frontier
Aug 23
STL8:21 pmLambert-St Louis
18h 56m
1 stop
SJC1:17 pmSan Jose
Aug 27
SJC2:12 pmSan Jose
27h 24m
1 stop
STL7:36 pmLambert-St Louis
$309

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to San Jose, California 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, momondo users made 832,500 searches. Data last updated June 16, 2026.
Use the filters below to find and compare flights from St. Louis to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Tue 8/11

7:45 pm-11:44 pm

1 stop5h 59m

San Jose

Wed 8/19

6:10 am-3:10 pm

1 stop7h 00m

$237

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Mon 8/10

3:50 pm-8:24 pm

1 stop6h 34m

San Jose

Tue 8/18

6:10 am-3:10 pm

1 stop7h 00m

$251

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Fri 8/28

8:21 pm-1:17 pm

1 stop18h 56m

San Jose

Mon 8/31

2:12 pm-6:08 pm

1 stop25h 56m

$262
Quickest round-trip

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Mon 8/10

3:50 pm-8:24 pm

1 stop6h 34m

San Jose

Mon 8/17

5:12 pm-12:41 am

1 stop5h 29m

$265

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Thu 7/23

7:10 pm-1:17 pm

1 stop20h 07m

San Jose

Sun 7/26

2:12 pm-6:15 pm

1 stop26h 03m

$296

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Wed 8/12

3:50 pm-8:24 pm

1 stop6h 34m

San Jose

Fri 8/14

5:12 pm-12:41 am

1 stop5h 29m

$307

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Sun 8/23

8:21 pm-1:17 pm

1 stop18h 56m

San Jose

Thu 8/27

2:12 pm-7:36 pm

1 stop27h 24m

$309

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Fri 7/24

7:10 pm-1:17 pm

1 stop20h 07m

San Jose

Mon 7/27

8:23 pm-6:05 pm

2 stops19h 42m

$323

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Thu 9/17

7:36 pm-9:32 am

1 stop15h 56m

San Jose

Mon 9/21

2:24 pm-11:51 am

1 stop19h 27m

$333

St. LouisSan Jose

STL - SJC

STLSJC

Lambert-St Louis

Sun 7/19

7:10 pm-1:17 pm

1 stop20h 07m

San Jose

Sun 7/26

2:12 pm-6:15 pm

1 stop26h 03m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from St. Louis to San Jose, California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and San Jose, California?

What is the cheapest month to fly to San Jose, California?

The month of November is, on average, the cheapest month to fly to San Jose, California from St. Louis, with most prices found around $368. If you are unable to visit San Jose, California during the month of November, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $369.

What is the cheapest Lambert-St Louis to San Jose flight route?

Fly from Lambert-St Louis to San Jose for the best Lambert-St Louis - San Jose flight prices

What cabin class options are available on St. Louis to San Jose, California flights?

There is only 1 cabin class available to choose from on St. Louis to San Jose, California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to San Jose, California flight prices changed over time?

When to book flights from St. Louis to San Jose, California

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to San Jose, California according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to San Jose, California (STL to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to San Jose, California

Fastest flight time

6h 45m

Direct flights

None
The fastest flight from St. Louis to San Jose, California takes 6h 45m
There are no direct flights from St. Louis to San Jose, California. There are no popular flight routes from St. Louis to San Jose, California.
Search flight deals

Frequently asked questions about flying from St. Louis to San Jose, California

  • How far is Lambert-St Louis to San Jose by plane?

    A flight from Lambert-St Louis to San Jose will travel around 1718.3 mi. Typically, this will take 6h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to San Jose Airport?

    Prices for flights from Lambert-St Louis Airport to San Jose Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to San Jose Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to San Jose Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to San Jose, California?

  • What is the most popular airline from St. Louis to San Jose, California?

Best airlines flying from St. Louis to San Jose, California

Compare and see reviews for airlines that fly from St. Louis to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $302Free CancellationRating
7.9
8,404 reviews
Search Delta flights
SouthwestPriceFrom $318Free CancellationRating
7.9
4,237 reviews
Search Southwest flights
United AirlinesPriceFrom $335Free CancellationRating
7.4
9,842 reviews
Search United Airlines flights
American AirlinesPriceFrom $381Free CancellationRating
7.1
11,665 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to San Jose?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to San Jose. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to San Jose with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Jose from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to San Jose?

momondo helps you find the best flight between St. Louis and San Jose by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to San Jose right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to San Jose now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Jose and let you know when they change.

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