What is the cheapest airline that flies from Massachusetts to Bulgaria?

Air France is the most popular carrier operating from Massachusetts to Bulgaria

What airlines fly to Bulgaria?

Lufthansa, United Airlines and Turkish Airlines are the top three most popular airlines that fly to Bulgaria from Massachusetts according to our data. Lufthansa is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Bulgaria. Keep in mind that there are 9 different airlines that fly to Bulgaria on a routine basis, so you have a few additional options to choose from.

How long is the flight from Massachusetts to Bulgaria?

Flight times from Massachusetts to Bulgaria vary, but if you’re flying out of Boston and flying into Sofia (one of the most popular routes), then the duration is 10h 25m on average. Another popular route from Massachusetts to Bulgaria is flying from Worcester to Sofia, which will take roughly 41h 16m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Massachusetts to Bulgaria are updated daily.

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

As of February 2026, there are 9 operators available to choose from for flights from Massachusetts to Bulgaria.

How old do you have to be to fly from Massachusetts to Bulgaria?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Bulgaria.

What documentation or ID do you need to fly to Bulgaria?

The required travel and health documents for your Bulgaria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bulgaria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$211 Cheap Flights from Massachusetts to Bulgaria in 2026

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Find the cheapest flights from Massachusetts to Bulgaria

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:57 pm - 11:50 am

BOS

SOF

15h 53m

2 stops

6:45 pm - 3:05 pm

SOF

BOS

26h 20m

1 stop

$343Austrian Airlines

Mon, Mar 16 - Mon, Mar 23

7:25 pm - 11:50 am

BOS

SOF

10h 25m

1 stop

8:00 am - 1:50 pm

SOF

BOS

12h 50m

1 stop

$354Austrian Airlines

Tue, Mar 24 - Wed, Apr 1

9:40 pm - 10:45 pm

BOS

SOF

19h 05m

1 stop

6:45 pm - 3:05 pm

SOF

BOS

26h 20m

1 stop

$355Multiple Airlines

Mon, Mar 16 - Mon, Mar 23

5:30 am - 1:15 pm

BOS

SOF

25h 45m

2 stops

6:00 am - 6:35 pm

SOF

BOS

19h 35m

1 stop

$367Multiple Airlines

Mon, Mar 16 - Wed, Nov 25

7:25 pm - 11:50 am

BOS

SOF

10h 25m

1 stop

6:10 am - 3:40 pm

SOF

BOS

16h 30m

2 stops

$373Multiple Airlines

Tue, Mar 24 - Wed, Apr 1

6:40 pm - 1:15 pm

BOS

SOF

12h 35m

2 stops

6:00 am - 6:42 pm

SOF

BOS

19h 42m

2 stops

$376Air Canada

Mon, Mar 16 - Wed, Nov 25

5:25 pm - 1:25 pm

BOS

SOF

14h 00m

1 stop

6:00 am - 6:35 pm

SOF

BOS

19h 35m

1 stop

$377Lufthansa

Mon, Mar 16 - Wed, Nov 25

6:15 am - 12:10 pm

BOS

SOF

22h 55m

2 stops

12:55 pm - 5:40 pm

SOF

BOS

11h 45m

1 stop

$386Multiple Airlines

Tue, Apr 14 - Tue, Apr 28

5:20 pm - 12:15 pm

BOS

SOF

11h 55m

1 stop

11:05 am - 7:55 pm

SOF

BOS

15h 50m

1 stop

$388SWISS

Mon, Apr 13 - Wed, Apr 29

10:00 pm - 9:00 am

BOS

VAR

28h 00m

2 stops

4:00 pm - 3:40 pm

VAR

BOS

30h 40m

2 stops

$503Lufthansa

Wed, Aug 19 - Wed, Aug 26

Austrian Airlines flights from Massachusetts to Bulgaria

Our best Austrian Airlines deals on Massachusetts to Bulgaria flight tickets

Austrian Airlines

Mar 16

BOS1:57 pmBoston Logan Intl

15h 53m

2 stops

SOF11:50 amSofia

Mar 23

SOF6:45 pmSofia

26h 20m

1 stop

BOS3:05 pmBoston Logan Intl

$343

Austrian Airlines

Mar 24

BOS7:25 pmBoston Logan Intl

10h 25m

1 stop

SOF11:50 amSofia

Apr 1

SOF8:00 amSofia

12h 50m

1 stop

BOS1:50 pmBoston Logan Intl

$354

Austrian Airlines

Mar 10

BOS7:25 pmBoston Logan Intl

13h 50m

1 stop

VAR3:15 pmVarna

Mar 18

VAR4:00 pmVarna

32h 41m

2 stops

BOS6:41 pmBoston Logan Intl

$410

United Airlines flights from Massachusetts to Bulgaria

Our best United Airlines deals on Massachusetts to Bulgaria flight tickets

United Airlines

Apr 7

BOS8:05 pmBoston Logan Intl

19h 55m

1 stop

SOF11:00 pmSofia

Apr 21

SOF8:00 amSofia

17h 19m

2 stops

BOS6:19 pmBoston Logan Intl

$405

United Airlines

Mar 24

BOS2:15 pmBoston Logan Intl

17h 00m

2 stops

SOF1:15 pmSofia

Apr 1

SOF8:00 amSofia

22h 59m

2 stops

BOS11:59 pmBoston Logan Intl

$410

United Airlines

Mar 24

BOS2:15 pmBoston Logan Intl

17h 00m

2 stops

SOF1:15 pmSofia

Apr 1

SOF6:10 amSofia

19h 56m

2 stops

BOS7:06 pmBoston Logan Intl

$412

Fly from

Fly to

Route

Depart

Return

Price

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/16

1:57 pm-11:50 am

2 stops15h 53m

Sofia

Mon 3/23

6:45 pm-3:05 pm

1 stop26h 20m

$343

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 3/24

7:25 pm-11:50 am

1 stop10h 25m

Sofia

Wed 4/1

8:00 am-1:50 pm

1 stop12h 50m

$354

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/16

9:40 pm-10:45 pm

1 stop19h 05m

Sofia

Mon 3/23

6:45 pm-3:05 pm

1 stop26h 20m

$355

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/16

5:30 am-1:15 pm

2 stops25h 45m

Sofia

Wed 11/25

6:00 am-6:35 pm

1 stop19h 35m

$367

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 3/24

7:25 pm-11:50 am

1 stop10h 25m

Sofia

Wed 4/1

6:10 am-3:40 pm

2 stops16h 30m

$373

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/16

6:40 pm-1:15 pm

2 stops12h 35m

Sofia

Wed 11/25

6:00 am-6:42 pm

2 stops19h 42m

$376

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/16

5:25 pm-1:25 pm

1 stop14h 00m

Sofia

Wed 11/25

6:00 am-6:35 pm

1 stop19h 35m

$377

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/14

6:15 am-12:10 pm

2 stops22h 55m

Sofia

Tue 4/28

12:55 pm-5:40 pm

1 stop11h 45m

$386

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 4/13

5:20 pm-12:15 pm

1 stop11h 55m

Sofia

Wed 4/29

11:05 am-7:55 pm

1 stop15h 50m

$388

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Wed 8/19

10:00 pm-9:00 am

2 stops28h 00m

Varna

Wed 8/26

4:00 pm-3:40 pm

2 stops30h 40m

$503

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 Bulgaria

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 Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $478.

How far in advance should I book a flight to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $628 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from Massachusetts for as low as $612 on momondo.

Can stopping save me money on Massachusetts to Bulgaria flights?

You could potentially save up to 15% on your flight if you consider stops on a Massachusetts to Bulgaria flight.

Cheap Massachusetts to Bulgaria flight deals and tips

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

Fastest flight time	10h 25m
Direct flights	None

The fastest flight from Massachusetts to Bulgaria takes 10h 25m

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

Search flight deals

When did momondo last update prices for flights from Massachusetts to Bulgaria?
Prices for flights from Massachusetts to Bulgaria are updated daily.
How many operators does momondo search for flights from Massachusetts to Bulgaria?
As of February 2026, there are 9 operators available to choose from for flights from Massachusetts to Bulgaria.
How old do you have to be to fly from Massachusetts to Bulgaria?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Bulgaria.
What documentation or ID do you need to fly to Bulgaria?
The required travel and health documents for your Bulgaria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bulgaria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Massachusetts to Bulgaria

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

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $356	Free Cancellation	Rating 7.5 898 reviews	Search Austrian Airlines flights
KLM	PriceFrom $380	Free Cancellation	Rating 7.7 1,458 reviews	Search KLM flights
Air France	PriceFrom $396	Free Cancellation	Rating 7.4 1,533 reviews	Search Air France flights
SWISS	PriceFrom $410	Free Cancellation	Rating 7.5 1,878 reviews	Search SWISS flights
United Airlines	PriceFrom $417	Free Cancellation	Rating 7.4 9,325 reviews	Search United Airlines flights
Lufthansa	PriceFrom $428	Free Cancellation	Rating 6.8 7,790 reviews	Search Lufthansa flights
British Airways	PriceFrom $482	Free Cancellation	Rating 6.7 7,756 reviews	Search British Airways flights
ITA Airways	PriceFrom $505	Free Cancellation	Rating 6.7 1,150 reviews	Search ITA Airways flights
Turkish Airlines	PriceFrom $514	Free Cancellation	Rating 7.3 4,224 reviews	Search Turkish Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bulgaria from Massachusetts.

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

momondo does allow users to show only those flights to Bulgaria 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 Bulgaria?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bulgaria from Massachusetts.

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

Yes. momondo can track prices for Massachusetts to Bulgaria flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Bulgaria trip

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Popular cities in Bulgaria

Flights to Sofiafrom $352

Flights to Varnafrom $356

Flights to Burgasfrom $491

Flights to Plovdivfrom $643

Cheap flights from Massachusetts to Bulgaria from $250

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 Bulgaria departing on 4/26. 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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Austrian Airlines flights from Massachusetts to Bulgaria

Our best Austrian Airlines deals on Massachusetts to Bulgaria flight tickets

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Our best United Airlines deals on Massachusetts to Bulgaria flight tickets

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Use the filters below to find and compare flights from Massachusetts to Bulgaria that are best for you.

See travel insights to Bulgaria from

How to get the cheapest flight ticket from Massachusetts to Bulgaria

What is the cheapest month to fly to Bulgaria?

How far in advance should I book a flight to Bulgaria?

Can stopping save me money on Massachusetts to Bulgaria flights?

What is the cheapest airline that flies from Massachusetts to Bulgaria?

What airlines fly to Bulgaria?

How long is the flight from Massachusetts to Bulgaria?

Cheap Massachusetts to Bulgaria flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Massachusetts to Bulgaria

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

Why use momondo?

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

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

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

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

An easier way to manage your Bulgaria 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

Popular cities in Bulgaria

Popular flights according to clicks in the last 7 days on momondo

Massachusetts flight routes

According to popular flight searches on momondo this year

Bulgaria flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Bulgaria

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Bulgaria

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

Complete your trip to Bulgaria

Explore popular destinations other users love

According to popular flight searches on momondo this year