$133+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SAL
Mar 5 — Mar 121
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missouri to San Salvador
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Last-minute
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Cheapest flights from Missouri to San SalvadorExplore 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 February 3, 2026.
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 February 3, 2026.
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:24 pm
MCI
- SAL
1 stop26h 24m
Spirit Airlines
Thu 4/302:57 pm
SAL
- MCI
1 stop19h 10m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:10 am
MCI
- SAL
1 stop6h 56m
United Airlines
Wed 9/96:00 am
SAL
- MCI
1 stop15h 07m
United Airlines
Deal found 2/1![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:15 pm
MCI
- SAL
2 stops24h 04m
United Airlines
Wed 3/253:40 pm
SAL
- MCI
2 stops19h 39m
United Airlines
Deal found 2/1![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:00 am
MCI
- SAL
1 stop7h 24m
United Airlines
Sat 2/214:40 pm
SAL
- MCI
1 stop16h 52m
United Airlines
Deal found 2/2![United Airlines logo]()
$451
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/307:47 pm
MCI
- SAL
2 stops16h 50m
American Airlines
Thu 4/301:19 pm
SAL
- MCI
2 stops22h 57m
American Airlines
Deal found 2/2![American Airlines logo]()
$458
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:45 am
MCI
- SAL
2 stops9h 03m
Spirit Airlines
Sun 4/52:53 pm
SAL
- MCI
1 stop19h 36m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/212:58 pm
MCI
- SAL
1 stop6h 21m
United Airlines
Sat 2/284:40 pm
SAL
- MCI
1 stop16h 52m
United Airlines
Deal found 2/2![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/53:00 pm
MCI
- SAL
1 stop6h 19m
United Airlines
Mon 2/94:40 pm
SAL
- MCI
2 stops25h 01m
United Airlines
Deal found 2/1![United Airlines logo]()
$479
Best flights from Missouri to San SalvadorDiscover carefully curated flight deals from Missouri to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Missouri to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:24 pm
MCI
- SAL
1 stop26h 24m
Spirit Airlines
Thu 4/302:57 pm
SAL
- MCI
1 stop19h 10m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:15 pm
MCI
- SAL
2 stops24h 04m
United Airlines
Wed 3/253:40 pm
SAL
- MCI
2 stops19h 39m
United Airlines
Deal found 2/1![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 3/306:33 pm
MCI
- SAL
2 stops18h 04m
American Airlines
Thu 4/301:19 pm
SAL
- MCI
2 stops19h 56m
American Airlines
Deal found 2/1![American Airlines logo]()
$458
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:45 am
MCI
- SAL
2 stops9h 03m
Multiple Airlines
Sun 4/511:50 pm
SAL
- MCI
1 stop14h 46m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$485
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:00 am
MCI
- SAL
1 stop7h 24m
United Airlines
Sat 2/214:40 pm
SAL
- MCI
1 stop16h 52m
United Airlines
Deal found 2/1![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:00 am
MCI
- SAL
1 stop13h 19m
United Airlines
Sat 2/284:40 pm
SAL
- MCI
2 stops17h 56m
United Airlines
Deal found 2/2![United Airlines logo]()
$472
Last-minute flights from Missouri to San SalvadorDiscover last-minute flight deals from Missouri to San Salvador. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to San Salvador. Data last updated February 3, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/58:00 am
MCI
- SAL
2 stops13h 19m
United Airlines
Mon 2/94:40 pm
SAL
- MCI
2 stops25h 01m
United Airlines
Deal found 2/2![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:00 am
MCI
- SAL
1 stop7h 24m
United Airlines
Sat 2/214:40 pm
SAL
- MCI
1 stop16h 52m
United Airlines
Deal found 2/2![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/212:58 pm
MCI
- SAL
1 stop6h 21m
United Airlines
Sat 2/284:40 pm
SAL
- MCI
1 stop16h 52m
United Airlines
Deal found 2/2![United Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:36 pm
MCI
- SAL
2 stops16h 35m
Frontier
Sat 2/282:41 pm
SAL
- MCI
1 stop19h 17m
Frontier
Deal found 2/2![Frontier logo]()
$480
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:15 pm
MCI
- SAL
2 stops24h 04m
United Airlines
Wed 3/253:40 pm
SAL
- MCI
2 stops19h 39m
United Airlines
Deal found 2/1![United Airlines logo]()
$449
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:45 am
MCI
- SAL
2 stops9h 03m
Spirit Airlines
Sun 4/52:53 pm
SAL
- MCI
1 stop19h 36m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$463
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:24 pm
MCI
- SAL
1 stop26h 24m
Spirit Airlines
Thu 4/302:57 pm
SAL
- MCI
1 stop19h 10m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/307:47 pm
MCI
- SAL
2 stops16h 50m
American Airlines
Thu 4/301:19 pm
SAL
- MCI
2 stops22h 57m
American Airlines
Deal found 2/2![American Airlines logo]()
$458
One-way flights from Missouri to San SalvadorSearch for one-way flight options from Missouri to San Salvador. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Missouri to San Salvador. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/912:45 pm
MCI
- SAL
2 stops26h 07m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$133
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:24 pm
MCI
- SAL
2 stops46h 32m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$149
This CheapOair deal was found by Cheapflights users on 2/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:24 pm
MCI
- SAL
2 stops22h 32m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$168
This Mytrip deal was found by Cheapflights users on 2/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:24 pm
MCI
- SAL
3 stops29h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$170
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/911:26 am
MCI
- SAL
1 stop27h 26m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$189
This Avianca deal was found by Cheapflights users on 2/2. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
MCI
- SAL
1 stop8h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$212
This Delta deal was found by Cheapflights users on 2/2. 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 2/255:35 am
MCI
- SAL
1 stop7h 35m
Delta
Deal found 2/2![Delta logo]()
$214
Find 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 February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (CheapOair) |
One-way from | $133 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $613 |
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 February 3, 2026.
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 3/30
12:24 pm-1:48 pm
1 stop26h 24m
San Salvador El Salvador Intl
Thu 4/30
2:57 pm-11:07 am
1 stop19h 10m
$297
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Wed 3/18
1:15 pm-12:19 pm
2 stops24h 04m
San Salvador El Salvador Intl
Wed 3/25
3:40 pm-12:19 pm
2 stops19h 39m
$449
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Sat 2/14
8:00 am-3:24 pm
1 stop7h 24m
San Salvador El Salvador Intl
Sat 2/21
4:40 pm-9:32 am
1 stop16h 52m
$451
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Mon 3/30
6:33 pm-11:37 am
2 stops18h 04m
San Salvador El Salvador Intl
Thu 4/30
1:19 pm-10:15 am
2 stops19h 56m
$458
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Sat 2/21
8:00 am-9:19 pm
1 stop13h 19m
San Salvador El Salvador Intl
Sat 2/28
4:40 pm-10:36 am
2 stops17h 56m
$472
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Thu 3/26
5:45 am-1:48 pm
2 stops9h 03m
San Salvador El Salvador Intl
Sun 4/5
11:50 pm-3:36 pm
1 stop14h 46m
$485
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Mon 2/9
12:45 pm-2:52 pm
2 stops26h 07m
$133
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Tue 2/24
4:24 pm-2:56 pm
2 stops46h 32m
$149
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Wed 2/25
4:24 pm-2:56 pm
2 stops22h 32m
$168
Kansas CitySan Salvador
MCI - SAL
MCISAL
Kansas City
Tue 2/24
4:24 pm-10:19 pm
3 stops29h 55m
$170
Showing 1-10 of 14 results
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.
MCI-SAL
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
USMO-SAL
MCI-SAL
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 June is currently the most expensive (average of $461). 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.
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.
Traveling to a place near San Salvador?
Book flights to San Salvador if you plan to visit one of these locationsAcajutla
Sonsonate
El Cuco
La Libertad
Browse thousands of different options on Cheapflights for your next trip
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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.
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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$360 | Average$539 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$397 | Average$504 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$403 | Average$523 | FlexibilityNo cancel fee | On-time69% |