How long does it take to fly to Sofia?

Flight times vary depending on what airport in Massachusetts you fly out of and what airport in Sofia you fly into. For example, flying from Boston to Sofia takes 15h 30m on average. On the other hand, flying from Worcester to Sofia takes 19h 52m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Sofia?

Lufthansa, KLM and Turkish Airlines are the top three most popular airlines that fly to Sofia from Massachusetts according to our data. Lufthansa is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 9 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Massachusetts to Sofia Airport?

Prices for flights from Massachusetts to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Massachusetts to Sofia Airport?

The number of operators available for flights from Massachusetts to Sofia Airport is 9 as of June 2026.

How old do you have to be to fly from Massachusetts to Sofia Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Massachusetts to Sofia Airport.

What documentation or ID do you need to fly to Sofia Airport?

The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$324 Cheap Flights from Massachusetts to Sofia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Massachusetts to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 6:20 pm

BDL

SOF

29h 05m

2 stops

6:25 am - 11:57 pm

SOF

BDL

24h 32m

2 stops

$739United Airlines

Sun, Nov 8 - Wed, Nov 11

1:30 pm - 6:00 pm

BOS

SOF

21h 30m

2 stops

7:55 am - 1:30 pm

SOF

BOS

12h 35m

1 stop

$799Austrian Airlines

Tue, Nov 10 - Tue, Nov 24

8:50 pm - 12:10 am

BOS

SOF

20h 20m

3 stops

10:25 am - 2:40 pm

SOF

BOS

35h 15m

2 stops

$801Multiple Airlines

Wed, Aug 26 - Sun, Dec 20

8:50 pm - 2:55 am

BOS

SOF

23h 05m

2 stops

7:30 pm - 2:45 pm

SOF

BOS

26h 15m

2 stops

$802Multiple Airlines

Thu, Sep 10 - Thu, Sep 24

5:50 pm - 1:35 pm

BOS

SOF

12h 45m

1 stop

6:05 am - 7:55 pm

SOF

BOS

20h 50m

2 stops

$803Multiple Airlines

Mon, Nov 9 - Thu, Nov 19

9:50 pm - 3:00 pm

BOS

SOF

34h 10m

1 stop

3:50 pm - 7:55 pm

SOF

BOS

35h 05m

1 stop

$804Turkish Airlines

Fri, Sep 11 - Sun, Sep 27

9:40 pm - 10:20 am

BOS

SOF

29h 40m

1 stop

4:05 pm - 1:50 pm

SOF

BOS

28h 45m

1 stop

$805Multiple Airlines

Mon, Aug 3 - Tue, Aug 18

9:00 pm - 8:55 pm

BOS

SOF

16h 55m

1 stop

9:40 am - 6:05 pm

SOF

BOS

15h 25m

1 stop

$809Turkish Airlines

Sat, Nov 7 - Mon, Nov 16

7:35 pm - 8:10 pm

BOS

SOF

17h 35m

1 stop

2:30 pm - 2:20 pm

SOF

BOS

30h 50m

1 stop

$811British Airways

Sat, Aug 29 - Sun, Dec 20

10:26 am - 1:15 pm

BDL

SOF

19h 49m

3 stops

6:20 am - 11:59 pm

SOF

BDL

24h 39m

3 stops

$1,943Air Canada

Fri, Jul 10 - Fri, Jul 17

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United Airlines flights from Massachusetts to Sofia

Our best United Airlines deals on Massachusetts to Sofia flight tickets

United Airlines

Nov 8

BDL6:15 amHartford Bradley Intl

29h 05m

2 stops

SOF6:20 pmSofia

Nov 11

SOF6:25 amSofia

24h 32m

2 stops

BDL11:57 pmHartford Bradley Intl

$739

United Airlines

Nov 8

BOS8:30 amBoston Logan Intl

21h 40m

2 stops

SOF1:10 pmSofia

Nov 20

SOF7:55 amSofia

12h 35m

1 stop

BOS1:30 pmBoston Logan Intl

$823

United Airlines

Nov 8

BOS8:30 amBoston Logan Intl

21h 40m

2 stops

SOF1:10 pmSofia

Nov 19

SOF2:00 pmSofia

11h 35m

1 stop

BOS6:35 pmBoston Logan Intl

$825

British Airways flights from Massachusetts to Sofia

Our best British Airways deals on Massachusetts to Sofia flight tickets

British Airways

Aug 29

BOS7:35 pmBoston Logan Intl

17h 35m

1 stop

SOF8:10 pmSofia

Dec 19

SOF12:05 pmSofia

33h 15m

1 stop

BOS2:20 pmBoston Logan Intl

$811

British Airways

Sep 13

BOS9:55 pmBoston Logan Intl

14h 25m

1 stop

SOF7:20 pmSofia

Sep 27

SOF9:05 pmSofia

26h 50m

2 stops

BOS4:55 pmBoston Logan Intl

$850

British Airways

Jun 28

BOS9:55 pmBoston Logan Intl

14h 25m

1 stop

SOF7:20 pmSofia

Jul 17

SOF2:15 pmSofia

12h 50m

1 stop

BOS8:05 pmBoston Logan Intl

$1,238

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Sun 11/8

6:15 am-6:20 pm

2 stops29h 05m

Sofia

Wed 11/11

6:25 am-11:57 pm

2 stops24h 32m

$739

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 11/10

1:30 pm-6:00 pm

2 stops21h 30m

Sofia

Tue 11/24

7:55 am-1:30 pm

1 stop12h 35m

$799

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 8/26

8:50 pm-12:10 am

3 stops20h 20m

Sofia

Sun 12/20

10:25 am-2:40 pm

2 stops35h 15m

$801

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Thu 9/10

8:50 pm-2:55 am

2 stops23h 05m

Sofia

Thu 9/24

7:30 pm-2:45 pm

2 stops26h 15m

$802

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 11/9

5:50 pm-1:35 pm

1 stop12h 45m

Sofia

Thu 11/19

6:05 am-7:55 pm

2 stops20h 50m

$803

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 9/11

9:50 pm-3:00 pm

1 stop34h 10m

Sofia

Sun 9/27

3:50 pm-7:55 pm

1 stop35h 05m

$804

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 8/3

9:40 pm-10:20 am

1 stop29h 40m

Sofia

Tue 8/18

4:05 pm-1:50 pm

1 stop28h 45m

$805

Quickest round-trip

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 11/7

9:00 pm-8:55 pm

1 stop16h 55m

Sofia

Mon 11/16

9:40 am-6:05 pm

1 stop15h 25m

$809

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 8/29

7:35 pm-8:10 pm

1 stop17h 35m

Sofia

Sun 12/20

2:30 pm-2:20 pm

1 stop30h 50m

$811

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 7/10

10:26 am-1:15 pm

3 stops19h 49m

Sofia

Fri 7/17

6:20 am-11:59 pm

3 stops24h 39m

$1,943

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Massachusetts to Sofia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Massachusetts is in October. Flight prices, which tend to average around $316, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Sofia from Massachusetts during September instead. Flights to Sofia in September, while not as cheap as those in October, still average around $320.

How far in advance should I book a flight from Massachusetts to Sofia?

You are more likely to see cheaper flights to Sofia from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $637 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Massachusetts for as low as $474 on momondo.

Can stopping save me money on Massachusetts to Sofia flights?

You could potentially save up to 58% on your flight if you consider stops on a Massachusetts to Sofia flight.

Cheap Massachusetts to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Sofia

Fastest flight time	15h 30m
Direct flights	None

The fastest flight from Massachusetts to Sofia takes 15h 30m

There are no direct flights from Massachusetts to Sofia. There are no popular flight routes from Massachusetts to Sofia.

Search flight deals

Frequently asked questions about flying from Massachusetts to Sofia

When did momondo last update prices for flights from Massachusetts to Sofia Airport?
Prices for flights from Massachusetts to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Massachusetts to Sofia Airport?
The number of operators available for flights from Massachusetts to Sofia Airport is 9 as of June 2026.
How old do you have to be to fly from Massachusetts to Sofia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Massachusetts to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The necessary travel and health documents for your Sofia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Massachusetts to Sofia

Compare and see reviews for airlines that fly from Massachusetts to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $394	Free Cancellation	Rating 7.6 932 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $394	Free Cancellation	Rating 7.4 9,820 reviews	Search United Airlines flights
Lufthansa	PriceFrom $396	Free Cancellation	Rating 6.8 8,061 reviews	Search Lufthansa flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.4 1,606 reviews	Search Air France flights
KLM	PriceFrom $403	Free Cancellation	Rating 7.8 1,527 reviews	Search KLM flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 1,966 reviews	Search SWISS flights
British Airways	PriceFrom $430	Free Cancellation	Rating 6.7 8,047 reviews	Search British Airways flights
ITA Airways	PriceFrom $511	Free Cancellation	Rating 6.7 1,254 reviews	Search ITA Airways flights
Turkish Airlines	PriceFrom $524	Free Cancellation	Rating 7.4 4,411 reviews	Search Turkish Airlines flights

Bansko

Borovets

Velingrad

Sandanski

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Why should I use momondo to find a flight deal from Massachusetts to Sofia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Massachusetts to Sofia. momondo saves you time and could save you money on your trip.

Can I find flights from Massachusetts to Sofia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sofia from Massachusetts which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Massachusetts to Sofia?

momondo provides multiple filters to help you find the best flight to Sofia from Massachusetts. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Massachusetts to Sofia right now. Can momondo alert me if prices change?

Price alerts on flights to Sofia from Massachusetts are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Massachusetts to Sofia from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Sofia departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Massachusetts to Sofia

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British Airways flights from Massachusetts to Sofia

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How to get the cheapest flight ticket from Massachusetts to Sofia

What is the cheapest month to fly to Sofia?

How far in advance should I book a flight from Massachusetts to Sofia?

Can stopping save me money on Massachusetts to Sofia flights?

What airlines fly to Sofia?

How long does it take to fly to Sofia?

Cheap Massachusetts to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Sofia

Fastest flight time

Direct flights

Frequently asked questions about flying from Massachusetts to Sofia

Best airlines flying from Massachusetts to Sofia

Compare and see reviews for airlines that fly from Massachusetts to Sofia with momondo

Traveling to a place near Sofia?

Why use momondo?

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

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Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

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