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San José

$142+ Cheap flights from Missouri to San José (SJO)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJO
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Cheap flight deals from Missouri to San José

Keep the following information in mind while searching for Missouri to San José flight deals. Data was last updated October 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$294
(Kiwi.com)

One-way from

$164
(Delta)

Popular in

December

Cheapest in

October

Average price

$427
Provider with most accurate pricing for Lambert-St Louis-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-San José Juan Santamaria Intl flights.
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From Missouri to San José Juan Santamaria Intl
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One-way flight from Missouri to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 15% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Missouri to San José

Cheapest flights from Missouri to San José
Explore the most affordable flight options available from Missouri to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/26:21 pmSTL - SJO
1 stop18h 04mSpirit Airlines
Wed 11/121:30 pmSJO - STL
1 stop28h 27mSpirit Airlines
Deal found 10/12$294
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 10/3010:57 amSTL - SJO
1 stop25h 33mSpirit Airlines
Wed 11/121:30 pmSJO - STL
1 stop28h 27mSpirit Airlines
Deal found 10/12$295
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:15 pmSTL - SJO
1 stop18h 10mSpirit Airlines
Wed 11/121:30 pmSJO - STL
1 stop28h 27mSpirit Airlines
Deal found 10/10$299
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 12/42:57 pmSTL - SJO
1 stop21h 28mSpirit Airlines
Wed 12/101:31 pmSJO - STL
1 stop24h 31mSpirit Airlines
Deal found 10/12$300
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/37:45 pmSTL - SJO
2 stops15h 54mMultiple Airlines
Wed 11/121:30 pmSJO - STL
1 stop28h 27mMultiple Airlines
Deal found 10/12$301
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Tue 11/117:45 pmSTL - SJO
2 stops15h 54mMultiple Airlines
Wed 11/191:30 pmSJO - STL
1 stop20h 28mMultiple Airlines
Deal found 10/12$302
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 12/56:26 pmSTL - SJO
2 stops17h 59mMultiple Airlines
Wed 12/101:31 pmSJO - STL
1 stop24h 31mMultiple Airlines
Deal found 10/12$310
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/26:21 pmSTL - SJO
1 stop18h 04mMultiple Airlines
Mon 11/102:20 amSJO - STL
2 stops30h 47mMultiple Airlines
Deal found 10/12$311
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 10/3010:57 amSTL - SJO
1 stop25h 33mMultiple Airlines
Wed 11/121:30 pmSJO - STL
2 stops27h 57mMultiple Airlines
Deal found 10/12$312
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/26:21 pmSTL - SJO
1 stop18h 04mSpirit Airlines
Sat 11/151:30 pmSJO - STL
1 stop27h 46mSpirit Airlines
Deal found 10/12$314
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 10/3010:57 amSTL - SJO
1 stop25h 33mSpirit Airlines
Sat 11/151:30 pmSJO - STL
1 stop27h 46mSpirit Airlines
Deal found 10/12$315
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Sat 11/86:00 amMCI - SJO
1 stop29h 39mSpirit Airlines
Wed 11/121:30 pmSJO - MCI
2 stops22h 58mSpirit Airlines
Deal found 10/11$365

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to San José 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 October 13, 2025.
Use the filters below to find and compare flights from Missouri to San José that are best for you.

Fly from

Missouri

Fly to

San José

Route

Depart

Return

Price

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Thu 10/23

10:57 am-11:30 am

1 stop25h 33m

San José Juan Santamaria Intl

Wed 10/29

12:35 pm-10:02 am

1 stop20h 27m

$354

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Sun 11/16

9:33 am-10:07 pm

1 stop12h 34m

San José Juan Santamaria Intl

Tue 11/25

7:00 am-9:58 pm

1 stop14h 58m

$360

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 11/11

8:20 am-8:39 pm

1 stop12h 19m

San José Juan Santamaria Intl

Wed 11/19

11:28 pm-10:52 am

1 stop11h 24m

$360

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 11/18

11:39 am-10:07 pm

1 stop10h 28m

San José Juan Santamaria Intl

Tue 11/25

7:00 am-9:58 pm

1 stop14h 58m

$360

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 2/3

8:05 am-8:39 pm

2 stops12h 34m

San José Juan Santamaria Intl

Tue 2/10

2:00 pm-11:59 pm

1 stop9h 59m

$364

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Sat 11/1

7:15 pm-12:25 pm

1 stop18h 10m

San José Juan Santamaria Intl

Fri 11/14

12:34 pm-3:38 pm

1 stop27h 04m

$365

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Sat 11/15

6:00 am-11:39 am

1 stop29h 39m

San José Juan Santamaria Intl

Fri 11/21

2:20 am-7:33 pm

2 stops17h 13m

$376

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Sat 11/8

4:33 pm-11:39 am

1 stop19h 06m

San José Juan Santamaria Intl

Sat 11/15

1:30 pm-5:16 pm

1 stop27h 46m

$378

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Wed 11/26

5:17 am-11:12 pm

1 stop17h 55m

San José Juan Santamaria Intl

Thu 12/4

6:20 am-4:36 pm

1 stop10h 16m

$379

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 11/18

9:10 am-8:30 pm

1 stop11h 20m

San José Juan Santamaria Intl

Tue 11/25

9:00 am-5:55 pm

2 stops8h 55m

$380

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 35 results
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Best time to book a flight from Missouri to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Missouri with our price prediction graph.
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 Missouri to San José

What is the cheapest month to book a flight from Missouri to San José?

Currently, October is the cheapest month in which you can book a flight from Missouri to San José (average of $162). Flying from Missouri to San José in December is currently the most expensive (average of $459). 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.

What is the cheapest time of day to fly from MO to SJO?

Find hourly flight availability from Missouri to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to San José in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Missouri to San José?

Related info for your journey

Find useful and relevant information for your journey from Missouri to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San José from Missouri?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl (SJO) is the airport most travelers will use when flying to San José from Missouri.

  • How long is the flight from Missouri to San José?

    Airlines like Spirit Airlines, Delta, and United Airlines fly from Missouri to San José in about 12h 19m. The time it takes to get you to your destination can typically vary by up to 5h 51m. The distance from Missouri to San José is about 2022 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to San José one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $164. Delta flights start at $164 while deals on Spirit Airlines start at $176 one-way.

  • What are the most popular routes from Missouri to San José?

    While some choose either Kansas City - San José Juan Santamaria Intl or Springfield-Branson - San José Juan Santamaria Intl, Lambert-St Louis - San José Juan Santamaria Intl is the most popular route from Missouri to San José.

  • Can I find deals for flights from Missouri to San José that include hotel bookings?

    Yes. In addition to deals on Missouri to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to San José?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to San José.

  • Can I find deals for business class flights from Missouri to San José?

    Yes. Cheapflights offers flight deals from Missouri to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to San José?

    Currently, October is the cheapest month in which you can book a flight from Missouri to San José (average of $162). Flying from Missouri to San José in December is currently the most expensive (average of $459). 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.

See more FAQs

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó
Dominical

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Alternative routes for Missouri to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to San José

Discover the top 5 airlines that operate flights from Missouri to San José. 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 October 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$523FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$263Average$426FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$339Average$646FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$631FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$378Average$633FlexibilityNo cancel feeOn-time69%

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