236 € Cheap Flights from Boston Logan International to San Salvador

Compare Boston Logan International to San Salvador flight deals

Find the cheapest month or even day of the year to fly to San Salvador

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Flight deals from Boston Logan International to San Salvador

Looking for a cheap last-minute deal or the best return flight from Boston Logan International to San Salvador? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Boston Logan International to San Salvador

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to San Salvador flights are currently cheapest in May.

Direct flights from Boston Logan International to San Salvador

Boston Logan International to San Salvador: Alternative routes

Compare routes from Boston Logan International to San Salvador below. You may find an airport to fly into that's cheaper, faster, or easier than San Salvador.

Boston to San Salvador: Flight information

The things to know before you go.
Cheapest flight found236 €
Cheapest month to flyMay
Average flight time5 hrs, 42 mins
Most popular airlineAvianca El Salvador
Average flights per week13

Finding cheap flights from Boston Logan International to San Salvador: Frequently asked questions

The best price we found for a return flight from Boston Logan International to San Salvador is 236 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 42 minutes is the average flight time from Boston Logan International to San Salvador.
Avianca El Salvador and Avianca fly direct from Boston Logan International to San Salvador.
As of February 2026, there are 13 flights per week flying from Boston Logan International to San Salvador.
The cheapest month to fly from Boston Logan International to San Salvador is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to San Salvador Airport on Friday, 1 May 2026.
Yes – the average flight time is 5 hours and 42 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Salvador but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Salvador is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and Avianca offer the cheapest flight tickets to San Salvador.

Travelling from Logan International Airport (BOS) to El Salvador International Airport (SAL): what you need to know

  • Hop on a direct flight from Logan International Airport to El Salvador International Airport and you'll be in the air for an average of 5 hours 30 minutes.

  • San Salvador's timezone is UTC-6, making San Salvador two hours behind Boston.

  • Flights from BOS to SAL start at 01:00 — the first with AVIANCA. The last departure is at 16:50 with AVIANCA. In total, you can choose from six weekly Logan International Airport to El Salvador International Airport flights.

  • Arrive at the airport on time so you don't miss your BOS to SAL flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • Flying during a peak month such as August? School holidays and other high seasons can mean longer queues and delays at airport checkpoints. Be extra cautious and arrive up to four hours ahead of an international flight and two hours before domestic departures.

  • AVIANCA is your ticket to exploring San Salvador (and perhaps some other great parts of El Salvador!). Browse the direct flights from Logan International Airport to El Salvador International Airport offered by this popular carrier.

  • Most travellers choose to travel with AVIANCA on this route.

  • With 77.42% of its services landing as planned, AVIANCA is the most punctual carrier offering BOS to SAL flights.

  • If you'd like to break up your flight, just uncheck 'Direct flights only' when searching for your ticket from Logan International Airport to El Salvador International Airport. Here are the most popular stopovers between BOS and SAL:

    • Orlando International Airport

    • Miami International Airport

    • Cancun International Airport

How to find the cheapest flights from Logan International Airport (BOS) to El Salvador International Airport (SAL)

  • 84 € is the best price for a one-way Logan International Airport to El Salvador International Airport flight. Return flights start at 236 €. These prices can change based on availability and demand.

  • To secure cheap tickets from BOS to SAL, book your journey seven months ahead of your planned departure.

  • Organise your trip for June. That's the cheapest month for flights from Logan International Airport to El Salvador International Airport. If you're flexible with your travel dates, use the 'Whole month' tool to see the cheapest price across each month.

  • Picking up cheap flights from BOS to SAL couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when there's a better deal.

  • Pick your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Logan International Airport to El Salvador International Airport.

Handy information about Logan International Airport (BOS)

  • The address for BOS is One Harborside Drive.

  • When it comes to the on-time performance of Logan International Airport, data shows 73.94% of flights meet their scheduled arrival time.

  • To reach Logan International Airport from central Boston, it takes about 10 minutes if you're planning to drive. This depends on traffic, however. It's approximately 5 kilometres from the airport to the city centre.

  • You can expect a trip time of about 25 minutes on public transport.

  • Searching for a convenient hotel near BOS? If you've booked an early flight from Logan International Airport to El Salvador International Airport, these stays will put you moments from check-in:

Arriving at El Salvador International Airport (SAL)

  • If you're arriving on a late Logan International Airport to El Salvador International Airport flight, few things top the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and resting shortly after at one of these hotels near SAL:

  • Grab an El Salvador International Airport rental car and explore San Salvador and beyond with your own set of wheels. Budget, Fox - Rent A Car and Europcar are popular outlets to choose from here.

  • Lock in the best deal by booking your ride from El Salvador International Airport around two weeks before your departure date.

Getting from El Salvador International Airport (SAL) to central San Salvador

  • El Salvador International Airport to the centre of San Salvador has a drive time of around 40 minutes. It's approximately 40 kilometres away.

When to fly to El Salvador International Airport (SAL)

  • It's time to pick your travel dates for your flight from Logan International Airport to El Salvador International Airport. August is the busiest month to visit San Salvador. If you prefer a more relaxed vibe, go in February.

  • Before locking in your flight from Logan International Airport to El Salvador International Airport, think about the kind of weather you like. March is the warmest month in San Salvador, with temperatures ranging from 19ºC (66ºF) to 32ºC (90ºF).

  • For cooler conditions, look for a cheap ticket from BOS to SAL in January. Average temperatures are between 18ºC (64ºF) and 30ºC (86ºF) then.

Explore more of El Salvador

  • San Salvador is always a good idea, but there are so many other parts of El Salvador just waiting to be discovered. About 8 kilometres north-east of San Salvador, a trip to Soyapango will fill your itinerary to the brim. Check out popular attractions like Parque de Ciudad Credisa, MONUMENTO A LOS HERMANOS CAIDOS and Zona verde (cancha, parque y casa comunal).

  • Around 48 kilometres north-west of San Salvador, Santa Ana is another favourite stop in El Salvador. Experience this destination's highlights firsthand at Planta seca, Secundario Condominios Procavia Park and San Cayetano Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.