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San Salvador

$96+ Cheap flights from Missouri to San Salvador (SAL)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SAL
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Find flight deals from Missouri to San Salvador

Cheapest flights from Missouri to San Salvador
Explore the most affordable flight options available from Missouri to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:51 pmMCI - SAL
1 stop6h 22mSpirit Airlines
Sun 12/282:37 amSAL - MCI
1 stop14h 33mSpirit Airlines
Deal found 10/22$387
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/16:00 amMCI - SAL
1 stop10h 35mMultiple Airlines
Wed 12/102:37 amSAL - MCI
2 stops32h 41mMultiple Airlines
Deal found 10/21$402
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:51 pmMCI - SAL
1 stop6h 22mSpirit Airlines
Sat 12/272:37 amSAL - MCI
1 stop14h 33mSpirit Airlines
Deal found 10/21$412
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:47 pmMCI - SAL
2 stops19h 12mSpirit Airlines
Thu 12/252:37 amSAL - MCI
1 stop14h 33mSpirit Airlines
Deal found 10/21$421
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 11/177:43 pmMCI - SAL
2 stops17h 44mAmerican Airlines
Mon 11/241:20 pmSAL - MCI
2 stops19h 26mAmerican Airlines
Deal found 10/19$445
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Fri 10/315:30 pmMCI - SAL
1 stop28h 21mUnited Airlines
Wed 11/56:55 amSAL - MCI
1 stop9h 43mUnited Airlines
Deal found 10/20$450
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Fri 10/315:30 pmMCI - SAL
1 stop28h 21mUnited Airlines
Mon 11/1011:54 pmSAL - MCI
2 stops21h 56mUnited Airlines
Deal found 10/20$455
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/46:40 amMCI - SAL
2 stops15h 09mAmerican Airlines
Fri 12/263:43 pmSAL - MCI
2 stops21h 18mAmerican Airlines
Deal found 10/21$458

Cheap flight deals from Missouri to San Salvador

Keep the following information in mind while searching for Missouri to San Salvador flight deals. Data was last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$387
(Cheapflightsfares)

One-way from

$96
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$470
Provider with most accurate pricing for Lambert-St Louis-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-San Salvador El Salvador Intl flights.
Search Deals
From Missouri to San Salvador El Salvador Intl
Search Deals
One-way flight from Missouri to San Salvador El Salvador Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to San Salvador 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 22, 2025.
Use the filters below to find and compare flights from Missouri to San Salvador that are best for you.

Fly from

Missouri

Fly to

San Salvador

Route

Depart

Return

Price

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Mon 12/15

6:51 pm-1:13 am

1 stop6h 22m

San Salvador El Salvador Intl

Sun 12/28

2:37 am-5:10 pm

1 stop14h 33m

$438

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Mon 12/1

6:00 am-4:35 pm

1 stop10h 35m

San Salvador El Salvador Intl

Thu 12/11

12:04 pm-11:18 am

2 stops23h 14m

$441

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Mon 11/17

3:04 pm-1:27 pm

1 stop22h 23m

San Salvador El Salvador Intl

Mon 11/24

2:27 pm-11:09 pm

1 stop8h 42m

$449

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Fri 10/31

5:30 pm-8:51 pm

1 stop28h 21m

San Salvador El Salvador Intl

Wed 11/5

6:55 am-4:38 pm

1 stop9h 43m

$450

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Fri 10/31

5:30 pm-8:51 pm

1 stop28h 21m

San Salvador El Salvador Intl

Mon 11/10

11:54 pm-9:50 pm

2 stops21h 56m

$455

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Fri 12/5

6:00 am-9:51 pm

2 stops15h 51m

San Salvador El Salvador Intl

Thu 12/11

1:10 am-2:21 pm

2 stops13h 11m

$462

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Mon 12/1

7:59 pm-1:27 pm

1 stop17h 28m

San Salvador El Salvador Intl

Mon 12/15

2:27 pm-10:54 pm

1 stop8h 27m

$479

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Thu 12/4

3:47 pm-10:19 pm

3 stops30h 32m

San Salvador El Salvador Intl

Thu 12/25

2:37 am-5:10 pm

1 stop14h 33m

$483

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Mon 12/8

6:51 pm-1:13 am

1 stop6h 22m

$96

Kansas CitySan Salvador

MCI - SAL

MCISAL

Kansas City

Fri 12/12

6:51 pm-1:13 am

1 stop6h 22m

$135

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 15 results
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Best time to book a flight from Missouri to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador 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 Salvador

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

Currently, October is the cheapest month in which you can book a flight from Missouri to San Salvador (average of $364). Flying from Missouri to San Salvador in December is currently the most expensive (average of $513). 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 SAL?

Find hourly flight availability from Missouri to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 22, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from Missouri to San Salvador by exploring options for tickets at noon.

Related info for your journey

Find useful and relevant information for your journey from Missouri to San Salvador. 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 Salvador from Missouri?

    Most people fly into San Salvador El Salvador Intl (SAL) if they book a flight to San Salvador from Missouri. El Salvador Intl is conveniently located just 20.5 mi from San Salvador’s city center.

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

    A quick flight from Missouri to San Salvador can take about 6h 22m. Spirit Airlines provides one of the quickest options available for as low as $438. There are 1818 mi between Missouri and San Salvador. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to San Salvador 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 Salvador?

    Currently, October is the cheapest month in which you can book a flight from Missouri to San Salvador (average of $364). Flying from Missouri to San Salvador in December is currently the most expensive (average of $513). 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 Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Sonsonate
El Cuco
La Libertad
Acajutla

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Alternative routes for Missouri to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Missouri to San Salvador

Discover the top 3 airlines that operate flights from Missouri to San Salvador. 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$397Average$569FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$402Average$580FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$403Average$535FlexibilityNo cancel feeOn-time69%

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