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St. Louis

$286+ Cheap flights from San José (SJO) to St. Louis (STL)

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — STL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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1. Tell us where you want to go
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Lambert-St Louis are usually found in February or May, booked 33 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from San José to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$328
(Delta)

One-way from

$286
(United Airlines)

Popular in

April

Cheapest in

February

Average price

$580
Provider with most accurate pricing for San José Juan Santamaria Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Lambert-St Louis flights.
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From San José Juan Santamaria Intl to Lambert-St Louis
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One-way flight from San José Juan Santamaria Intl to Lambert-St Louis
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Highest demand for flights based on searches. 16% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San José to St. Louis

Cheapest flights from San José to St. Louis
Explore the most affordable flight options available from San José to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/217:55 amSJO - STL
2 stops37h 53mUnited Airlines
Wed 5/2811:20 amSTL - SJO
2 stops26h 06mUnited Airlines
Deal found 3/27$421
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Fri 7/186:18 amSJO - STL
1 stop17h 11mAmerican Airlines
Thu 7/317:00 amSTL - SJO
1 stop7h 13mAmerican Airlines
Deal found 3/26$424
This Delta deal was found by Cheapflights users on 3/27. 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 4/11:21 pmSJO - STL
1 stop9h 10mDelta
Tue 4/86:00 amSTL - SJO
1 stop6h 54mDelta
Deal found 3/27$445
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2512:55 amSJO - STL
3 stops40h 46mMultiple Airlines
Sat 5/39:50 amSTL - SJO
3 stops39h 00mMultiple Airlines
Deal found 3/27$470
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:06 amSJO - STL
2 stops21h 58mAlaska Airlines
Wed 5/286:22 pmSTL - SJO
2 stops30h 24mAlaska Airlines
Deal found 3/27$686

Cheapflights Fare Finder

Customize your flight search to find flights from San José to St. Louis 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 March 28, 2025.
Use the filters below to find and compare flights from San José to St. Louis that are best for you.

Fly from

San José

Fly to

St. Louis

Route

Depart

Return

Price

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Fri 4/25

12:55 am-12:04 am

2 stops22h 09m

Lambert-St Louis

Sat 5/3

5:45 pm-10:24 am

1 stop17h 39m

$406

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Tue 6/10

6:18 am-8:30 pm

2 stops13h 12m

Lambert-St Louis

Tue 6/24

5:30 am-8:09 pm

2 stops15h 39m

$407

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Wed 5/21

7:55 am-10:48 pm

2 stops37h 53m

Lambert-St Louis

Wed 5/28

11:20 am-12:26 pm

2 stops26h 06m

$421

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Tue 5/20

1:06 am-12:04 am

2 stops21h 58m

Lambert-St Louis

Wed 5/28

6:22 pm-11:46 pm

2 stops30h 24m

$686

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Sat 4/5

1:35 pm-3:47 pm

2 stops25h 12m

$286

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Thu 4/17

6:05 am-9:37 am

2 stops26h 32m

$512

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Fri 4/4

1:22 am-11:59 pm

2 stops45h 37m

$772

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Fri 4/4

1:55 am-7:18 pm

2 stops16h 23m

$813

San JoséSt. Louis

SJO - STL

SJOSTL

San José Juan Santamaria Intl

Mon 4/14

11:00 am-9:58 am

3 stops21h 58m

$3,146

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from San José to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San José to St. Louis in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San José, San José Province-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José, San José Province-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José, San José Province-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José, San José Province-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San José, San José Province-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San José to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San José 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 San José to St. Louis

How far ahead should I book a flight from San José, San José Province to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San José to St. Louis. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from San José, San José Province to St. Louis, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San José, San José Province to St. Louis?

Currently, August is the cheapest month in which you can book a flight from San José, San José Province to St. Louis (average of $311). Flying from San José, San José Province to St. Louis in March is currently the most expensive (average of $356). 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 SJO to STL?

Find hourly flight availability from San José to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from San José, San José Province to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated March 28, 2025.
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,897 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Avianca
6.7
Okay
2,300 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What are the cheapest airlines flying from San José, San José Province to St. Louis round-trip?

    Currently priced at $328, Delta will fly you from San José, San José Province to St. Louis and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $335 and $342, respectively. Users have found that Delta is 35% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San José, San José Province to St. Louis one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $286. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from San José, San José Province to St. Louis for a low price.

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

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

  • How can I find direct flights from San José to St. Louis?

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

  • Can I find deals for business class flights from San José to St. Louis?

    Yes. Cheapflights offers flight deals from San José to St. Louis 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 San José, San José Province to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from San José, San José Province to St. Louis (average of $311). Flying from San José, San José Province to St. Louis in March is currently the most expensive (average of $356). 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
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Alternative routes for San José to St. Louis

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Top 3 airlines flying from San José to St. Louis

Discover the top 3 airlines that operate flights from San José to St. Louis. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$335Average$475FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$342Average$424FlexibilityNo cancel feeOn-time71%
DeltaCheapest$344Average$539FlexibilityNo cancel feeOn-timeN/A
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