HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Salvador

$798+ Cheap flights from Missoula (MSO) to San Salvador (SAL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SAL
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to San Salvador with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Missoula to San Salvador

Cheapest flights from Missoula to San Salvador
Explore the most affordable flight options available from Missoula to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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.
Mon 1/262:37 pm
MSO
-
SAL
2 stops38h 08m
United Airlines
Thu 1/294:40 pm
SAL
-
MSO
2 stops30h 11m
United Airlines
Deal found 1/25$798

Find flight deals from Missoula to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to San Salvador (SAL). 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$420
(United Airlines)
Provider with most accurate pricing for Missoula Johnson-Bell Field-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-San Salvador El Salvador Intl flights.
Search Deals
From Missoula Johnson-Bell Field to San Salvador El Salvador Intl
Search Deals
  • Most accurate provider: When it comes to deals on Missoula-San Salvador flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-San Salvador flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-San Salvador flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-San Salvador 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 Missoula-San Salvador 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 Missoula to San Salvador

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

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula 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.

Traveling to a place near San Salvador?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missoula to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
Billings to San Salvador flights
Helena to San Salvador flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights