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Cheap flights from Massachusetts to Bulgaria from $247

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 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
5:10 pm - 6:10 pm
BOS
-
SOF
18h 00m
1 stop
Austrian Airlines Logo
6:55 pm - 1:50 pm
SOF
-
BOS
25h 55m
1 stop
$336Austrian Airlines
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
9:40 pm - 10:20 am
BOS
-
SOF
29h 40m
1 stop
Multiple Airlines Logo
6:55 pm - 1:50 pm
SOF
-
BOS
25h 55m
1 stop
$341Multiple Airlines
Tue, Apr 7 - Tue, Apr 21
Lufthansa Logo
8:05 pm - 11:00 pm
BOS
-
SOF
19h 55m
1 stop
Lufthansa Logo
6:10 am - 11:59 pm
SOF
-
BOS
24h 49m
2 stops
$346Lufthansa
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
8:05 pm - 11:00 pm
BOS
-
SOF
19h 55m
1 stop
Multiple Airlines Logo
6:55 pm - 1:50 pm
SOF
-
BOS
25h 55m
1 stop
$353Multiple Airlines
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
8:05 pm - 11:00 pm
BOS
-
SOF
19h 55m
1 stop
Multiple Airlines Logo
3:40 pm - 3:10 pm
SOF
-
BOS
30h 30m
1 stop
$362Multiple Airlines
Sun, Apr 5 - Mon, Apr 20
Lufthansa Logo
8:40 pm - 10:45 pm
BOS
-
SOF
19h 05m
1 stop
Lufthansa Logo
6:10 am - 2:10 pm
SOF
-
BOS
14h 00m
1 stop
$363Lufthansa
Wed, Mar 4 - Wed, Mar 18
Lufthansa Logo
8:05 pm - 11:00 pm
BOS
-
SOF
19h 55m
1 stop
Lufthansa Logo
7:25 pm - 5:40 pm
SOF
-
BOS
29h 15m
1 stop
$366Lufthansa
Sun, Apr 5 - Mon, Apr 20
Multiple Airlines Logo
1:00 pm - 12:10 pm
BOS
-
SOF
16h 10m
2 stops
Multiple Airlines Logo
6:55 pm - 6:19 pm
SOF
-
BOS
30h 24m
2 stops
$367Multiple Airlines
Sun, Apr 5 - Mon, Apr 20
United Airlines Logo
6:05 am - 10:45 pm
BDL
-
SOF
33h 40m
2 stops
United Airlines Logo
6:10 am - 11:59 pm
SOF
-
BDL
24h 49m
2 stops
$747United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:05 am - 10:45 pm
BDL
-
SOF
33h 40m
2 stops
United Airlines Logo
2:20 pm - 11:59 pm
SOF
-
BDL
16h 39m
2 stops
$748United Airlines
Thu, Feb 26 - Mon, Mar 2

Lufthansa flights from Massachusetts to Bulgaria

Our best Lufthansa deals on Massachusetts to Bulgaria flight tickets
Lufthansa
Apr 7
BOS8:05 pmBoston Logan Intl
19h 55m
1 stop
SOF11:00 pmSofia
Apr 21
SOF6:10 amSofia
24h 49m
2 stops
BOS11:59 pmBoston Logan Intl
$346
Lufthansa
Mar 17
BOS9:40 pmBoston Logan Intl
14h 40m
1 stop
SOF6:20 pmSofia
Mar 31
SOF12:55 pmSofia
11h 45m
1 stop
BOS5:40 pmBoston Logan Intl
$355
Lufthansa
Mar 4
BOS8:40 pmBoston Logan Intl
19h 05m
1 stop
SOF10:45 pmSofia
Mar 18
SOF6:10 amSofia
14h 00m
1 stop
BOS2:10 pmBoston Logan Intl
$363

United Airlines flights from Massachusetts to Bulgaria

Our best United Airlines deals on Massachusetts to Bulgaria flight tickets
United Airlines
Apr 5
BOS8:05 pmBoston Logan Intl
19h 55m
1 stop
SOF11:00 pmSofia
Apr 22
SOF8:00 amSofia
12h 50m
1 stop
BOS1:50 pmBoston Logan Intl
$395
United Airlines
Apr 5
BOS8:05 pmBoston Logan Intl
19h 55m
1 stop
SOF11:00 pmSofia
Apr 21
SOF6:10 amSofia
18h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$398
United Airlines
Apr 5
BOS5:45 amBoston Logan Intl
23h 25m
2 stops
SOF12:10 pmSofia
Apr 22
SOF8:00 amSofia
12h 50m
1 stop
BOS1:50 pmBoston Logan Intl
$400

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts to Bulgaria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Massachusetts to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/7

5:10 pm-6:10 pm

1 stop18h 00m

Sofia

Tue 4/21

6:55 pm-1:50 pm

1 stop25h 55m

$336

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/7

9:40 pm-10:20 am

1 stop29h 40m

Sofia

Tue 4/21

6:55 pm-1:50 pm

1 stop25h 55m

$341

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/7

8:05 pm-11:00 pm

1 stop19h 55m

Sofia

Tue 4/21

6:10 am-11:59 pm

2 stops24h 49m

$346

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/7

8:05 pm-11:00 pm

1 stop19h 55m

Sofia

Tue 4/21

6:55 pm-1:50 pm

1 stop25h 55m

$353

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 4/5

8:05 pm-11:00 pm

1 stop19h 55m

Sofia

Mon 4/20

3:40 pm-3:10 pm

1 stop30h 30m

$362

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 3/4

8:40 pm-10:45 pm

1 stop19h 05m

Sofia

Wed 3/18

6:10 am-2:10 pm

1 stop14h 00m

$363

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 4/5

8:05 pm-11:00 pm

1 stop19h 55m

Sofia

Mon 4/20

7:25 pm-5:40 pm

1 stop29h 15m

$366

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 4/5

1:00 pm-12:10 pm

2 stops16h 10m

Sofia

Mon 4/20

6:55 pm-6:19 pm

2 stops30h 24m

$367

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Thu 2/26

6:05 am-10:45 pm

2 stops33h 40m

Sofia

Mon 3/2

6:10 am-11:59 pm

2 stops24h 49m

$747

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Thu 2/26

6:05 am-10:45 pm

2 stops33h 40m

Sofia

Mon 3/2

2:20 pm-11:59 pm

2 stops16h 39m

$748

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Bulgaria from

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

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 $634 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 13% 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

12h 10m

Direct flights

None
The fastest flight from Massachusetts to Bulgaria takes 12h 10m
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?

  • 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 AirlinesPriceFrom $356Free CancellationRating
7.5
896 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.7
1,454 reviews
Search KLM flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,534 reviews
Search Air France flights
SWISSPriceFrom $410Free CancellationRating
7.6
1,872 reviews
Search SWISS flights
United AirlinesPriceFrom $417Free CancellationRating
7.4
9,291 reviews
Search United Airlines flights
LufthansaPriceFrom $435Free CancellationRating
6.8
7,784 reviews
Search Lufthansa flights
British AirwaysPriceFrom $482Free CancellationRating
6.7
7,739 reviews
Search British Airways flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,149 reviews
Search ITA Airways flights
Turkish AirlinesPriceFrom $514Free CancellationRating
7.3
4,216 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.

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