Cheap Flights from San Salvador to Boston from $162

Frequently Asked Questions

• What are the cheapest flights from San Salvador to Boston (SAL-BOS)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as $162 on Cheapest nonstop routes (e.g. SAL to BOS on Wed, Apr 8), while avianca offers Cheapest nonstop round-trips from $343 departing on Wed, Apr 1 and returning on Sun, Apr 5.

• Which airlines offer direct flights from San Salvador to Boston?

  At the moment, you can catch a nonstop flight from San Salvador to Boston with the following airlines, including: avianca Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from San Salvador (SAL) to Boston (BOS) and what is the distance?

  It takes around 5 hours 5 minutes to fly from San Salvador (SAL) to Boston (BOS).

• When is the best time to book flights from San Salvador to Boston?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Salvador to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from San Salvador to Boston?

  Based on Trip.com data in the past 4 weeks, there is 4 flight per week flying from San Salvador to Boston. You can check the weekly schedule for popular airlines on this route below: avianca: S/-/T/-/T/-/S -- AV444 (07:50)

• How can I find the best deals on flights from San Salvador to Boston?

  To find best deals on flights from San Salvador to Boston, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 8, with one-way flights priced at just $162.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is avianca.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Boston travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Salvador (SAL) to Boston (BOS) the cheapest?

  The cheapest months to fly from San Salvador to Boston is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Salvador to Boston on?

  After crunching the numbers on our March flight calendar, it's currently cheapest to fly from San Salvador to Boston on March 18, 2026 with Volaris El Salvador, with prices starting at $167.

• Which airports can I fly to for Boston from San Salvador?

  You can land at any one of the following hubs in Boston, with El Salvador International Airport to Logan International Airport (SAL-BOS) is by far the most common option on this route: Logan International Airport (BOS) Hartford Barnes Airport (BNH) Portsmouth International Airport at Pease (PSM).

• Is there any time difference between San Salvador and Boston?

  The time difference between Boston and San Salvador is 1h.

• How do I change or cancel my ticket from San Salvador to Boston?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.