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Cheap flights from San José to St. Louis from $257

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San José to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:03 pm - 9:31 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 28m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 10:49 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 49m1 stop Dallas/Fort Worth
$460American Airlines
Fri, Nov 20 - Sun, Nov 29
American Airlines Logo
3:03 pm - 9:31 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 28m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 10:49 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 49m1 stop Dallas/Fort Worth
$461American Airlines
Fri, Nov 20 - Sun, Nov 29
American Airlines Logo
3:03 pm - 11:35 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 8:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
14h 57m2 stops Chicago O'Hare Intl Miami
$465American Airlines
Fri, Nov 20 - Sun, Nov 29
American Airlines Logo
3:03 pm - 9:31 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 28m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 10:49 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 49m1 stop Dallas/Fort Worth
$483American Airlines
Fri, Nov 20 - Sun, Nov 29
United Airlines Logo
11:28 pm - 6:09 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 41m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
6:15 am - 1:22 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
7h 07m1 stop Houston George Bush Intcntl
$484United Airlines
Fri, Nov 20 - Fri, Nov 27
United Airlines Logo
2:25 pm - 10:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 01m1 stop Houston George Bush Intcntl
United Airlines Logo
5:55 pm - 11:25 amSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
17h 30m1 stop Houston George Bush Intcntl
$484United Airlines
Fri, Nov 20 - Fri, Nov 27
United Airlines Logo
11:28 pm - 2:34 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
15h 06m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
8:30 am - 8:39 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
12h 09m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$484United Airlines
Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
1:16 pm - 4:40 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
27h 24m1 stop Cancun
Multiple Airlines Logo
6:21 pm - 12:41 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
42h 20m2 stops Atlanta Hartsfield-Jackson Orlando
$726Multiple Airlines
Thu, Dec 10 - Sat, Dec 19
Air Canada Logo
8:45 am - 3:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
30h 41m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 11:50 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
31h 45m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$733Air Canada
Wed, Nov 25 - Mon, Nov 30
Air Canada Logo
8:45 am - 3:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
30h 41m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 11:50 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
31h 45m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$734Air Canada
Wed, Nov 25 - Mon, Nov 30

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United Airlines flights from San José to St. Louis

Our best United Airlines deals on San José to St. Louis flight tickets
United Airlines
Nov 20
SJO2:25 pmSan José Juan Santamaria Intl
8h 01m
1 stop
STL10:26 pmLambert-St Louis
Nov 27
STL5:55 pmLambert-St Louis
17h 30m
1 stop
SJO11:25 amSan José Juan Santamaria Intl
$484
United Airlines
Nov 25
SJO2:25 pmSan José Juan Santamaria Intl
20h 07m
2 stops
STL10:32 amLambert-St Louis
Nov 30
STL6:15 amLambert-St Louis
7h 07m
1 stop
SJO1:22 pmSan José Juan Santamaria Intl
$571
United Airlines
Dec 22
SJO12:35 pmSan José Juan Santamaria Intl
22h 07m
2 stops
STL10:42 amLambert-St Louis
Jan 1
STL6:15 amLambert-St Louis
12h 01m
1 stop
SJO6:16 pmSan José Juan Santamaria Intl
$598

American Airlines flights from San José to St. Louis

Our best American Airlines deals on San José to St. Louis flight tickets
American Airlines
Nov 20
SJO3:03 pmSan José Juan Santamaria Intl
18h 28m
1 stop
STL9:31 amLambert-St Louis
Nov 29
STL6:00 amLambert-St Louis
16h 49m
1 stop
SJO10:49 pmSan José Juan Santamaria Intl
$461
American Airlines
Nov 20
SJO3:03 pmSan José Juan Santamaria Intl
8h 32m
1 stop
STL11:35 pmLambert-St Louis
Nov 29
STL6:00 amLambert-St Louis
14h 57m
2 stops
SJO8:57 pmSan José Juan Santamaria Intl
$465
American Airlines
Nov 20
SJO3:03 pmSan José Juan Santamaria Intl
18h 28m
1 stop
STL9:31 amLambert-St Louis
Nov 29
STL6:00 amLambert-St Louis
16h 49m
1 stop
SJO10:49 pmSan José Juan Santamaria Intl
$483

momondo Fare Finder

 
Use the filters below to find and compare flights from San José to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

3:03 pm-9:31 am

1 stop18h 28m

Lambert-St Louis

Sun 11/29

6:00 am-10:49 pm

1 stop16h 49m

$460

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

3:03 pm-9:31 am

1 stop18h 28m

Lambert-St Louis

Sun 11/29

6:00 am-10:49 pm

1 stop16h 49m

$461
Quickest round-trip

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

3:03 pm-11:35 pm

1 stop8h 32m

Lambert-St Louis

Sun 11/29

6:00 am-8:57 pm

2 stops14h 57m

$465

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

3:03 pm-9:31 am

1 stop18h 28m

Lambert-St Louis

Sun 11/29

6:00 am-10:49 pm

1 stop16h 49m

$483

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

11:28 pm-6:09 pm

2 stops18h 41m

Lambert-St Louis

Fri 11/27

6:15 am-1:22 pm

1 stop7h 07m

$484

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

2:25 pm-10:26 pm

1 stop8h 01m

Lambert-St Louis

Fri 11/27

5:55 pm-11:25 am

1 stop17h 30m

$484

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

11:28 pm-2:34 pm

2 stops15h 06m

Lambert-St Louis

Fri 11/27

8:30 am-8:39 pm

2 stops12h 09m

$484

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Thu 12/10

1:16 pm-4:40 pm

1 stop27h 24m

Lambert-St Louis

Sat 12/19

6:21 pm-12:41 pm

2 stops42h 20m

$726

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

8:45 am-3:26 pm

1 stop30h 41m

Lambert-St Louis

Mon 11/30

4:05 pm-11:50 pm

2 stops31h 45m

$733

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

8:45 am-3:26 pm

1 stop30h 41m

Lambert-St Louis

Mon 11/30

4:05 pm-11:50 pm

2 stops31h 45m

$734

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 St. Louis from

How to get the cheapest flight ticket from San José to St. Louis

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 San José and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $482 to $647.
The lowest price recently found on this route was $460.

What is the cheapest month to fly to St. Louis?

In general, November is the cheapest month to fly from San José to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $469. The month of February is another great option to travel to St. Louis, with average flight prices from San José averaging around $478.

How have San José to St. Louis flight prices changed over time?

As of October 2026, prices for San José to St. Louis flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from San José to St. Louis

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

Cheap San José to St. Louis (SJO to STL) flight deals and tips

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

Best Price Found

$257

Fastest flight time

8h 05m

Direct flights

None
The best one-way flight to St. Louis from San José in the past 72 hours is $257. The best round-trip flight deal from San José to St. Louis found on momondo in the last 72 hours is $460.
The fastest flight from San José to St. Louis takes 8h 05m
There are no direct flights from San José to St. Louis. There are no popular flight routes from San José to St. Louis.
Search flight deals

Frequently asked questions about flying from San José to St. Louis

  • How far is San José Juan Santamaria Intl to Lambert-St Louis by plane?

    The straight-line distance from San José Juan Santamaria Intl to Lambert-St Louis is 2016.9 mi. Typically, this will take 8h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Lambert-St Louis Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San José to St. Louis?

Best airlines flying from San José to St. Louis

Compare and see reviews for airlines that fly from San José to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $398Free CancellationRating
7.0
12,194 reviews
Search American Airlines flights
United AirlinesPriceFrom $400Free CancellationRating
7.3
10,436 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Festus
Clayton
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San José to St. Louis for you.

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

Yes. momondo allows you to filter the results for San José to St. Louis flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San José to St. Louis.

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

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