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Cheap flights from Massachusetts to Bulgaria from $253

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 3/30. 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.
Multiple Airlines Logo
2:20 pm - 1:15 pm
BOS
-
SOF
15h 55m2 stops
Multiple Airlines Logo
12:35 pm - 2:05 pm
SOF
-
BOS
32h 30m1 stop
$331Multiple Airlines
Mon, Feb 9 - Mon, Feb 23
Lufthansa Logo
2:20 pm - 1:15 pm
BOS
-
SOF
15h 55m2 stops
Lufthansa Logo
2:00 pm - 6:35 pm
SOF
-
BOS
11h 35m1 stop
$337Lufthansa
Wed, Jan 21 - Wed, Feb 4
Multiple Airlines Logo
8:40 pm - 6:20 pm
BOS
-
SOF
14h 40m1 stop
Multiple Airlines Logo
7:55 am - 2:05 pm
SOF
-
BOS
13h 10m1 stop
$349Multiple Airlines
Tue, Feb 10 - Tue, Feb 24
Lufthansa Logo
8:40 pm - 10:45 pm
BOS
-
SOF
19h 05m1 stop
Lufthansa Logo
2:00 pm - 6:35 pm
SOF
-
BOS
11h 35m1 stop
$352Lufthansa
Wed, Jan 21 - Wed, Feb 4
Lufthansa Logo
8:40 pm - 6:20 pm
BOS
-
SOF
14h 40m1 stop
Lufthansa Logo
2:00 pm - 6:35 pm
SOF
-
BOS
11h 35m1 stop
$353Lufthansa
Wed, Feb 4 - Wed, Feb 11
SWISS Logo
10:50 pm - 3:15 pm
BOS
-
SOF
10h 25m1 stop
SWISS Logo
11:05 am - 7:55 pm
SOF
-
BOS
15h 50m1 stop
$365SWISS
Wed, Mar 25 - Wed, Apr 8
Austrian Airlines Logo
1:55 pm - 3:15 pm
BOS
-
VAR
18h 20m2 stops
Austrian Airlines Logo
4:00 pm - 3:05 pm
VAR
-
BOS
29h 05m1 stop
$395Austrian Airlines
Tue, Feb 24 - Thu, Mar 19
Austrian Airlines Logo
6:25 pm - 3:15 pm
BOS
-
VAR
13h 50m1 stop
Austrian Airlines Logo
4:00 pm - 3:05 pm
VAR
-
BOS
29h 05m1 stop
$396Austrian Airlines
Tue, Feb 24 - Thu, Mar 19
United Airlines Logo
6:00 am - 1:15 pm
BDL
-
SOF
24h 15m2 stops
United Airlines Logo
2:20 pm - 11:44 pm
SOF
-
BDL
16h 24m2 stops
$546United Airlines
Fri, Feb 6 - Mon, Feb 9
Aer Lingus Logo
9:25 pm - 10:30 pm
BOS
-
BOJ
18h 05m1 stop
Aer Lingus Logo
11:20 pm - 2:40 pm
BOJ
-
BOS
22h 20m1 stop
$934Aer Lingus
Wed, May 20 - Thu, Aug 20

Lufthansa flights from Massachusetts to Bulgaria

Our best Lufthansa deals on Massachusetts to Bulgaria flight tickets
Lufthansa
Jan 21
BOS2:20 pmBoston Logan Intl
15h 55m
2 stops
SOF1:15 pmSofia
Feb 4
SOF2:00 pmSofia
11h 35m
1 stop
BOS6:35 pmBoston Logan Intl
$337
Find similar
Lufthansa
Jan 21
BOS8:40 pmBoston Logan Intl
19h 05m
1 stop
SOF10:45 pmSofia
Feb 4
SOF2:00 pmSofia
11h 35m
1 stop
BOS6:35 pmBoston Logan Intl
$352
Find similar
Lufthansa
Feb 4
BOS8:40 pmBoston Logan Intl
14h 40m
1 stop
SOF6:20 pmSofia
Feb 11
SOF2:00 pmSofia
11h 35m
1 stop
BOS6:35 pmBoston Logan Intl
$353
Find similar

SWISS flights from Massachusetts to Bulgaria

Our best SWISS deals on Massachusetts to Bulgaria flight tickets
SWISS
Mar 25
BOS10:50 pmBoston Logan Intl
10h 25m
1 stop
SOF3:15 pmSofia
Apr 8
SOF11:05 amSofia
15h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$365
Find similar
SWISS
Mar 18
BOS10:50 pmBoston Logan Intl
10h 25m
1 stop
SOF3:15 pmSofia
Apr 1
SOF11:05 amSofia
15h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$387
Find similar
SWISS
Mar 22
BOS11:10 pmBoston Logan Intl
32h 05m
2 stops
SOF1:15 pmSofia
Mar 30
SOF3:45 pmSofia
30h 45m
1 stop
BOS3:30 pmBoston Logan Intl
$411
Find similar

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 December 22, 2025.
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

Mon 2/9

2:20 pm-1:15 pm

2 stops15h 55m

Sofia

Mon 2/23

12:35 pm-2:05 pm

1 stop32h 30m

$331

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 1/21

2:20 pm-1:15 pm

2 stops15h 55m

Sofia

Wed 2/4

2:00 pm-6:35 pm

1 stop11h 35m

$337

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 2/10

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Tue 2/24

7:55 am-2:05 pm

1 stop13h 10m

$349

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 1/21

8:40 pm-10:45 pm

1 stop19h 05m

Sofia

Wed 2/4

2:00 pm-6:35 pm

1 stop11h 35m

$352

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 2/4

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Wed 2/11

2:00 pm-6:35 pm

1 stop11h 35m

$353

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 3/25

10:50 pm-3:15 pm

1 stop10h 25m

Sofia

Wed 4/8

11:05 am-7:55 pm

1 stop15h 50m

$365

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Tue 2/24

1:55 pm-3:15 pm

2 stops18h 20m

Varna

Thu 3/19

4:00 pm-3:05 pm

1 stop29h 05m

$395

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Tue 2/24

6:25 pm-3:15 pm

1 stop13h 50m

Varna

Thu 3/19

4:00 pm-3:05 pm

1 stop29h 05m

$396

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 2/6

6:00 am-1:15 pm

2 stops24h 15m

Sofia

Mon 2/9

2:20 pm-11:44 pm

2 stops16h 24m

$546

BostonBurgas

BOS - BOJ

BOSBOJ

Boston Logan Intl

Wed 5/20

9:25 pm-10:30 pm

1 stop18h 05m

Bourgas

Thu 8/20

11:20 pm-2:40 pm

1 stop22h 20m

$934

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 November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $532.

What is the cheapest day to depart on your flight to Bulgaria?

The cheapest day to depart from Massachusetts to Bulgaria is on a Tuesday when prices can be found for as low as $843. On the other hand, Friday is the most expensive day to depart from Massachusetts because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $997.

What is the cheapest time of day to depart on your flight to Bulgaria?

In the evening is the cheapest time of day to fly from Massachusetts to Bulgaria when you can find flight prices for as low as $816. Flying to Bulgaria in the evening is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the morning, with an average ticket price of $1,022. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $704 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 $600 on momondo.

Can stopping save me money on Massachusetts to Bulgaria flights?

You could potentially save up to 59% 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 15m

Direct flights

None
The fastest flight from Massachusetts to Bulgaria takes 10h 15m
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
7.6
880 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.7
1,432 reviews
Search KLM flights
Air FrancePriceFrom $416Free CancellationRating
7.4
1,511 reviews
Search Air France flights
SWISSPriceFrom $417Free CancellationRating
7.5
1,817 reviews
Search SWISS flights
United AirlinesPriceFrom $439Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights
LufthansaPriceFrom $449Free CancellationRating
6.8
7,644 reviews
Search Lufthansa flights
British AirwaysPriceFrom $482Free CancellationRating
6.7
7,602 reviews
Search British Airways flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,112 reviews
Search ITA Airways flights
Turkish AirlinesPriceFrom $536Free CancellationRating
7.3
4,107 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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