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Cheap flights from Massachusetts to Bulgaria from $274

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 3/5. 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
8:40 pm - 6:20 pm
BOS
-
SOF
14h 40m
1 stop
Multiple Airlines Logo
7:55 am - 2:05 pm
SOF
-
BOS
13h 10m
1 stop
$353Multiple Airlines
Tue, Feb 17 - Fri, Mar 6
Lufthansa Logo
8:40 pm - 6:20 pm
BOS
-
SOF
14h 40m
1 stop
Lufthansa Logo
2:00 pm - 6:35 pm
SOF
-
BOS
11h 35m
1 stop
$360Lufthansa
Wed, Feb 18 - Wed, Mar 4
Multiple Airlines Logo
9:50 pm - 3:15 pm
BOS
-
SOF
10h 25m
1 stop
Multiple Airlines Logo
2:00 pm - 6:35 pm
SOF
-
BOS
11h 35m
1 stop
$363Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
SWISS Logo
5:20 pm - 10:20 am
BOS
-
SOF
10h 00m
1 stop
SWISS Logo
1:05 pm - 7:55 pm
SOF
-
BOS
13h 50m
1 stop
$379SWISS
Tue, Apr 28 - Tue, May 12
Austrian Airlines Logo
1:55 pm - 3:15 pm
BOS
-
VAR
18h 20m
2 stops
Austrian Airlines Logo
4:00 pm - 3:05 pm
VAR
-
BOS
29h 05m
1 stop
$397Austrian Airlines
Tue, Feb 24 - Thu, Mar 19
Austrian Airlines Logo
6:25 pm - 3:15 pm
BOS
-
VAR
13h 50m
1 stop
Austrian Airlines Logo
4:00 pm - 3:05 pm
VAR
-
BOS
29h 05m
1 stop
$398Austrian Airlines
Tue, Feb 24 - Thu, Mar 19
Turkish Airlines Logo
8:00 pm - 9:10 am
BOS
-
VAR
30h 10m
1 stop
Turkish Airlines Logo
10:00 am - 6:05 pm
VAR
-
BOS
15h 05m
1 stop
$501Turkish Airlines
Wed, Feb 18 - Fri, Mar 6
Turkish Airlines Logo
9:50 pm - 2:45 am
BOS
-
VAR
21h 55m
1 stop
Turkish Airlines Logo
9:35 am - 7:55 pm
VAR
-
BOS
17h 20m
1 stop
$574Turkish Airlines
Fri, Apr 3 - Tue, Apr 7
United Airlines Logo
6:00 am - 10:45 pm
BDL
-
SOF
34h 45m
2 stops
United Airlines Logo
6:05 am - 11:59 pm
SOF
-
BDL
23h 54m
2 stops
$820United Airlines
Fri, Mar 13 - Fri, Mar 20
United Airlines Logo
6:00 am - 10:45 pm
BDL
-
SOF
34h 45m
2 stops
United Airlines Logo
6:10 am - 9:37 am
SOF
-
BDL
33h 27m
3 stops
$1,426United Airlines
Fri, Mar 13 - Fri, Mar 20

SWISS flights from Massachusetts to Bulgaria

Our best SWISS deals on Massachusetts to Bulgaria flight tickets
SWISS
Apr 28
BOS5:20 pmBoston Logan Intl
10h 00m
1 stop
SOF10:20 amSofia
May 12
SOF1:05 pmSofia
13h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$379
SWISS
May 4
BOS9:40 pmBoston Logan Intl
29h 40m
1 stop
SOF10:20 amSofia
May 12
SOF1:05 pmSofia
33h 05m
1 stop
BOS3:10 pmBoston Logan Intl
$389
SWISS
May 4
BOS9:40 pmBoston Logan Intl
29h 40m
1 stop
SOF10:20 amSofia
May 11
SOF12:55 pmSofia
33h 15m
2 stops
BOS3:10 pmBoston Logan Intl
$413

United Airlines flights from Massachusetts to Bulgaria

Our best United Airlines deals on Massachusetts to Bulgaria flight tickets
United Airlines
Feb 18
BOS8:40 pmBoston Logan Intl
14h 40m
1 stop
SOF6:20 pmSofia
Mar 3
SOF7:55 amSofia
13h 10m
1 stop
BOS2:05 pmBoston Logan Intl
$395
United Airlines
Apr 29
BOS8:05 pmBoston Logan Intl
20h 05m
1 stop
SOF11:10 pmSofia
May 13
SOF6:10 amSofia
18h 30m
1 stop
BOS5:40 pmBoston Logan Intl
$397
United Airlines
Feb 17
BOS8:40 pmBoston Logan Intl
14h 40m
1 stop
SOF6:20 pmSofia
Mar 5
SOF6:05 amSofia
19h 30m
1 stop
BOS6:35 pmBoston Logan Intl
$398

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 January 29, 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 2/17

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Fri 3/6

7:55 am-2:05 pm

1 stop13h 10m

$353

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 2/18

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Wed 3/4

2:00 pm-6:35 pm

1 stop11h 35m

$360

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 2/25

9:50 pm-3:15 pm

1 stop10h 25m

Sofia

Wed 3/4

2:00 pm-6:35 pm

1 stop11h 35m

$363

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/28

5:20 pm-10:20 am

1 stop10h 00m

Sofia

Tue 5/12

1:05 pm-7:55 pm

1 stop13h 50m

$379

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

$397

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

$398

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Wed 2/18

8:00 pm-9:10 am

1 stop30h 10m

Varna

Fri 3/6

10:00 am-6:05 pm

1 stop15h 05m

$501

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Fri 4/3

9:50 pm-2:45 am

1 stop21h 55m

Varna

Tue 4/7

9:35 am-7:55 pm

1 stop17h 20m

$574

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 3/13

6:00 am-10:45 pm

2 stops34h 45m

Sofia

Fri 3/20

6:05 am-11:59 pm

2 stops23h 54m

$820

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 3/13

6:00 am-10:45 pm

2 stops34h 45m

Sofia

Fri 3/20

6:10 am-9:37 am

3 stops33h 27m

$1,426

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 February is also cheap. Prices for this month can be found on momondo for an average of $489.

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 $663 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 $603 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

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?

  • 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
895 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.7
1,443 reviews
Search KLM flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,528 reviews
Search Air France flights
SWISSPriceFrom $410Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
LufthansaPriceFrom $417Free CancellationRating
6.8
7,756 reviews
Search Lufthansa flights
United AirlinesPriceFrom $422Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
British AirwaysPriceFrom $482Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,137 reviews
Search ITA Airways flights
Turkish AirlinesPriceFrom $514Free CancellationRating
7.3
4,208 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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