$322 Flights from Sofia (SOF) to Boston Logan International (BOS)

Compare Sofia to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

Book the best Boston Logan International fare with no extra fees

Flight deals from Sofia to Boston Logan International

Looking for a cheap last-minute deal or the best round-trip flight from Sofia Airport to Boston Logan International Airport? If you want to travel next month, round-trip fares start from $762. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Sofia to Boston Logan International from $322 one-way

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

Sofia to Boston: Flight information

The things to know before you go.
Cheapest flight found$322
Cheapest month to flyJune

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

The best price we found for a round-trip flight from Sofia to Boston Logan International is $535. 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.
Currently, there are no airlines that fly direct from Sofia to Boston Logan International. But we found flights with one or more stops from $535.
There are no flights flying from Sofia to Boston Logan International, as of June 2026.
The cheapest month to fly from Sofia to Boston Logan International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sofia Airport to Boston Logan International Airport on Thursday, September 24, 2026.
No airlines currently offer direct flights between Sofia Airport and Boston Logan International Airport. Most routes have one or more stops.
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 Boston Logan International 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 Boston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Boston Logan International.

Traveling from Sofia Airport (SOF) to Boston Logan International Airport (BOS): what you need to know

  • Boston's timezone is UTC-5, which makes Boston seven hours behind Sofia.

  • Your SOF to BOS flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're traveling internationally.

  • Flying during a peak time such as August? Major public holidays and other popular periods can mean longer lines and delays at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • If you want to split up your journey, simply deselect 'Direct flights only' when searching for your ticket from Sofia Airport to Boston Logan International Airport. Here are the most popular stopovers between SOF and BOS:

    • Munich Airport

    • Dublin Airport

    • Vienna Airport

Handy information about Sofia Airport (SOF)

  • 77% of flights departing from Sofia Airport make it to their destination on schedule.

  • To reach Sofia Airport from central Sofia, it'll take about 25 minutes if you're traveling by car. Of course, this depends on traffic conditions. It's approximately 6 miles from the airport to the city center.

  • You can expect a journey time of around 30 minutes when using public transport.

  • Get your trip off to a relaxed start by staying near SOF. Whether you're boarding an early flight from Sofia Airport to Boston Logan International Airport or just don't like being rushed, these hotels have you covered:

Arriving at Boston Logan International Airport (BOS)

When to fly to Boston Logan International Airport (BOS)

  • July is the busiest month for flights from Sofia Airport to Boston Logan International Airport. To escape the crowds, visit Boston in March.

  • Before locking in your flight from Sofia Airport to Boston Logan International Airport, think about the kind of weather you enjoy. July is the warmest month in Boston, with the temperature ranging from 61ºF to 84ºF.

  • If you like cooler conditions, look for a cheap ticket from SOF to BOS in January. Average temperatures are between 18ºF and 43ºF then.

Explore more of the United States

  • New York is just one of the many cities in the United States waiting to be explored once you've seen Boston. Around 190 miles away to the south-west, well-known attractions include Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • If you're interested in discovering another well-known destination in the United States, consider Philadelphia, about 270 miles south-west of Boston. Independence Hall, Liberty Bell and Philadelphia Museum of Art are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.