Cheap Flights from Boise (BOI) to San Salvador (SAL)

Popular airlines from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)

Find the cheapest month to fly from Boise (BOI) to San Salvador (SAL)

September is typically the cheapest month to fly

From $295 - $542 per traveler.

Frequently asked questions

How much does a flight from Boise Airport (BOI) to El Salvador Intl. Airport (SAL) cost?
Grab a cheap one-way flight or cheap return flight from Boise Airport (BOI) to El Salvador Intl. Airport (SAL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)?
Flying in is a great way to save, as it's the cheapest month for flights between BOI and SAL. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BOI to SAL. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)?
Nonstop flights from Boise Airport (BOI) to El Salvador Intl. Airport (SAL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to SAL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)?
To avoid possible delays on the Boise Airport (BOI) to El Salvador Intl. Airport (SAL) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to El Salvador Intl. Airport (SAL) last-minute?
Last-minute bookings from BOI to SAL are generally more expensive. For the lowest rates, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may land a cheap ticket right before your journey.
Is it cheaper to book a BOI to SAL flight and hotel package?
You'll generally save money by securing a BOI to SAL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your preferred flights and accommodations, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Boise Airport (BOI) to El Salvador Intl. Airport (SAL)?
Usually, it's possible to cancel or reschedule your BOI to SAL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Boise
Destination airport
El Salvador Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United
Distance
2630 mi

Book with confidence

Boise to San Salvador Flights

The cheapest times to fly from Boise to San Salvador

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to San Salvador are during the month of . You can find some of the cheapest flights from Boise to San Salvador with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to San Salvador

Sunday is one of the best days to book for cheap flights from Boise to San Salvador: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to San Salvador

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to San Salvador in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to San Salvador flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to San Salvador airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boise to San Salvador Flights

Explore a world of travel with Expedia

*Available to One Key members.