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Cheap flights from San José to St. Louis from $267

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.
United Airlines Logo
7:45 am - 4:50 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
5:55 pm - 10:25 amSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
17h 30m1 stop Houston George Bush Intcntl
$500United Airlines
Wed, Oct 28 - Thu, Oct 29
Southwest Logo
1:40 pm - 9:55 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
7h 15m1 stop Houston Hobby
Southwest Logo
8:30 am - 7:40 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
12h 10m1 stop Houston Hobby
$500Southwest
Thu, Sep 24 - Sat, Oct 3
American Airlines Logo
2:57 pm - 9:29 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 32m2 stops Miami Charlotte Douglas
American Airlines Logo
5:00 am - 1:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
9h 57m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$504American Airlines
Tue, Sep 29 - Fri, Oct 2
American Airlines Logo
2:57 pm - 9:29 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 32m2 stops Miami Charlotte Douglas
American Airlines Logo
5:43 am - 1:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
9h 14m1 stop Dallas/Fort Worth
$504American Airlines
Tue, Sep 29 - Fri, Oct 2
United Airlines Logo
7:45 am - 4:50 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
6:50 pm - 12:22 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
18h 32m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$504United Airlines
Wed, Oct 28 - Thu, Oct 29
Southwest Logo
1:40 pm - 9:55 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
7h 15m1 stop Houston Hobby
Southwest Logo
8:55 am - 7:40 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
11h 45m2 stops Dallas Love Field Houston Hobby
$504Southwest
Thu, Sep 24 - Sat, Oct 3
United Airlines Logo
7:45 am - 4:50 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
6:50 pm - 9:00 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
27h 10m2 stops Chicago O'Hare Intl Denver Intl
$504United Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
1:25 pm - 12:02 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
21h 37m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
9:04 am - 7:37 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
35h 33m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$522United Airlines
Thu, Sep 17 - Sat, Sep 26
American Airlines Logo
1:00 pm - 11:43 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
9h 43m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 1:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
7h 57m1 stop Dallas/Fort Worth
$531American Airlines
Mon, Sep 28 - Fri, Oct 2
Southwest Logo
1:40 pm - 9:55 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
7h 15m1 stop Houston Hobby
Southwest Logo
8:30 am - 7:40 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
12h 10m2 stops Dallas Love Field Houston Hobby
$536Southwest
Mon, Sep 28 - Fri, Oct 2

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Air Canada flights from San José to St. Louis

Our best Air Canada deals on San José to St. Louis flight tickets
Air Canada
Nov 25
SJO8:45 amSan José Juan Santamaria Intl
30h 41m
1 stop
STL3:26 pmLambert-St Louis
Nov 30
STL4:05 pmLambert-St Louis
30h 25m
1 stop
SJO10:30 pmSan José Juan Santamaria Intl
$579
Air Canada
Nov 25
SJO8:45 amSan José Juan Santamaria Intl
30h 41m
1 stop
STL3:26 pmLambert-St Louis
Nov 30
STL4:05 pmLambert-St Louis
31h 45m
2 stops
SJO11:50 pmSan José Juan Santamaria Intl
$582
Air Canada
Sep 3
SJO7:15 amSan José Juan Santamaria Intl
10h 27m
1 stop
STL6:42 pmLambert-St Louis
Sep 6
STL12:10 pmLambert-St Louis
9h 10m
1 stop
SJO8:20 pmSan José Juan Santamaria Intl
$777

Delta flights from San José to St. Louis

Our best Delta deals on San José to St. Louis flight tickets
Delta
Nov 25
SJO7:00 amSan José Juan Santamaria Intl
16h 56m
1 stop
STL11:56 pmLambert-St Louis
Nov 30
STL10:00 amLambert-St Louis
12h 15m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
$598
Delta
Dec 24
SJO7:00 amSan José Juan Santamaria Intl
11h 19m
1 stop
STL6:19 pmLambert-St Louis
Dec 31
STL2:45 pmLambert-St Louis
7h 30m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
$672
Delta
Dec 21
SJO7:00 amSan José Juan Santamaria Intl
9h 28m
1 stop
STL4:28 pmLambert-St Louis
Dec 28
STL3:58 pmLambert-St Louis
6h 17m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
$698

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

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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

Wed 10/28

7:45 am-4:50 pm

1 stop8h 05m

Lambert-St Louis

Thu 10/29

5:55 pm-10:25 am

1 stop17h 30m

$500

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 9/24

1:40 pm-9:55 pm

1 stop7h 15m

Lambert-St Louis

Sat 10/3

8:30 am-7:40 pm

1 stop12h 10m

$500

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Tue 9/29

2:57 pm-9:29 am

2 stops17h 32m

Lambert-St Louis

Fri 10/2

5:00 am-1:57 pm

2 stops9h 57m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Tue 9/29

2:57 pm-9:29 am

2 stops17h 32m

Lambert-St Louis

Fri 10/2

5:43 am-1:57 pm

1 stop9h 14m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Wed 10/28

7:45 am-4:50 pm

1 stop8h 05m

Lambert-St Louis

Thu 10/29

6:50 pm-12:22 pm

2 stops18h 32m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 9/24

1:40 pm-9:55 pm

1 stop7h 15m

Lambert-St Louis

Sat 10/3

8:55 am-7:40 pm

2 stops11h 45m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Wed 10/28

7:45 am-4:50 pm

1 stop8h 05m

Lambert-St Louis

Thu 10/29

6:50 pm-9:00 pm

2 stops27h 10m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 9/17

1:25 pm-12:02 pm

2 stops21h 37m

Lambert-St Louis

Sat 9/26

9:04 am-7:37 pm

2 stops35h 33m

$522
Quickest round-trip

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Mon 9/28

1:00 pm-11:43 pm

1 stop9h 43m

Lambert-St Louis

Fri 10/2

7:00 am-1:57 pm

1 stop7h 57m

$531

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Mon 9/28

1:40 pm-9:55 pm

1 stop7h 15m

Lambert-St Louis

Fri 10/2

8:30 am-7:40 pm

2 stops12h 10m

$536

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 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 August 2026, prices for San José to St. Louis flights are approximately 69% 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

$267

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 $267. The best round-trip flight deal from San José to St. Louis found on momondo in the last 72 hours is $500.
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 $379Free CancellationRating
7.1
12,019 reviews
Search American Airlines flights
United AirlinesPriceFrom $400Free CancellationRating
7.4
10,146 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
Hermann
Alton
Florissant
Collinsville
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

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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