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San José

$137+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJO
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This KAYAK deal was found by Cheapflights users on 12/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:15 pmMCI - SJO
1 stop18h 10mSpirit Airlines
Wed 1/141:30 pmSJO - MCI
1 stop21h 01mSpirit Airlines
Deal found 12/1$358
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Wed 12/315:04 amMCI - SJO
2 stops15h 57mAmerican Airlines
Tue 1/137:09 amSJO - MCI
1 stop15h 30mAmerican Airlines
Deal found 12/1$396
This Avianca deal was found by Cheapflights users on 12/1. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:45 pmMCI - SJO
1 stop10h 05mMultiple Airlines
Fri 12/125:00 amSJO - MCI
2 stops14h 54mMultiple Airlines
Deal found 12/1$403
This KAYAK deal was found by Cheapflights users on 12/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:47 pmMCI - SJO
2 stops20h 38mSpirit Airlines
Wed 1/141:30 pmSJO - MCI
1 stop21h 01mSpirit Airlines
Deal found 12/2$405
This KAYAK deal was found by Cheapflights users on 12/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:15 pmMCI - SJO
1 stop18h 10mSpirit Airlines
Tue 1/1312:33 pmSJO - MCI
1 stop27h 36mSpirit Airlines
Deal found 12/1$419
This American Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 12/1111:34 amSTL - SJO
1 stop11h 25mAmerican Airlines
Sun 12/147:00 amSJO - STL
1 stop16h 59mAmerican Airlines
Deal found 12/2$421
This American Airlines deal was found by Cheapflights users on 12/4. 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.
Sun 12/145:15 amSTL - SJO
1 stop17h 13mAmerican Airlines
Mon 12/2212:34 amSJO - STL
1 stop8h 22mAmerican Airlines
Deal found 12/4$423
This KAYAK deal was found by Cheapflights users on 12/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/203:47 pmMCI - SJO
1 stop19h 55mSpirit Airlines
Mon 1/121:30 pmSJO - MCI
2 stops26h 39mSpirit Airlines
Deal found 12/3$431
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/306:15 pmMCI - SJO
1 stop18h 10mSpirit Airlines
Sun 1/181:30 pmSJO - MCI
1 stop21h 01mSpirit Airlines
Deal found 12/1$432
This Delta deal was found by Cheapflights users on 12/1. 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 12/93:27 pmMCI - SJO
1 stop6h 53mDelta
Mon 12/157:00 amSJO - MCI
1 stop15h 24mDelta
Deal found 12/1$439
This Delta deal was found by Cheapflights users on 12/2. 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 12/39:30 amSTL - SJO
1 stop12h 50mDelta
Sat 12/132:31 pmSJO - STL
1 stop17h 53mDelta
Deal found 12/2$440
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:15 amSTL - SJO
1 stop14h 24mUnited Airlines
Sat 12/132:05 pmSJO - STL
1 stop8h 40mUnited Airlines
Deal found 12/3$446

Find 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$297
(KAYAK)

One-way from

$137
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,135
Provider with most accurate pricing for Lambert-St Louis-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-San José Juan Santamaria Intl flights.
Search Deals
From Missouri to San José Juan Santamaria Intl
Search Deals
One-way flight from Missouri to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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

Fri 1/30

8:22 pm-12:22 pm

2 stops16h 00m

San José Juan Santamaria Intl

Fri 2/27

12:35 pm-10:33 pm

1 stop9h 58m

$319

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 2/3

10:00 am-7:44 pm

1 stop9h 44m

San José Juan Santamaria Intl

Wed 2/11

2:13 pm-8:32 am

1 stop18h 19m

$360

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Mon 2/9

5:42 pm-11:37 am

1 stop17h 55m

San José Juan Santamaria Intl

Wed 2/18

4:15 pm-7:50 am

3 stops39h 35m

$365

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Wed 1/7

3:47 pm-12:22 pm

2 stops20h 35m

San José Juan Santamaria Intl

Thu 1/15

1:30 pm-10:31 am

1 stop21h 01m

$373

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Thu 1/22

10:07 am-8:39 pm

1 stop10h 32m

San José Juan Santamaria Intl

Fri 1/30

2:05 pm-10:58 pm

1 stop8h 53m

$380

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 2/3

6:00 am-7:44 pm

2 stops13h 44m

San José Juan Santamaria Intl

Sat 2/14

7:00 am-7:30 pm

2 stops12h 30m

$384

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Mon 2/2

8:13 am-7:44 pm

2 stops11h 31m

San José Juan Santamaria Intl

Mon 2/9

6:38 am-10:59 pm

1 stop16h 21m

$384

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Sun 4/26

5:40 am-12:04 pm

1 stop7h 24m

San José Juan Santamaria Intl

Tue 5/5

1:25 pm-10:25 pm

1 stop8h 00m

$386

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Tue 1/6

6:15 pm-12:25 pm

1 stop18h 10m

San José Juan Santamaria Intl

Tue 1/13

1:30 pm-4:09 pm

2 stops26h 39m

$386

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Wed 2/18

2:02 pm-10:43 pm

1 stop8h 41m

San José Juan Santamaria Intl

Wed 2/25

3:04 pm-8:56 am

1 stop17h 52m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 42 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 June is currently the most expensive (average of $408). 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 December 4, 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 American Airlines, Spirit Airlines, and United Airlines fly from Missouri to San José in about 9h 44m. The time it takes to get you to your destination can typically vary by up to 10h 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 United Airlines, which is currently one of the cheapest options available, starting at $154. American Airlines flights start at $154 while deals on Southwest start at $213 one-way.

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

    While some choose either Lambert-St Louis - San José Juan Santamaria Intl or Springfield-Branson - San José Juan Santamaria Intl, Kansas City - 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 June is currently the most expensive (average of $408). 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$523FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$273Average$351FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$336Average$668FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$632FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$378Average$623FlexibilityNo cancel feeOn-time69%

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