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Cheap flights from Massachusetts to Bulgaria from $299

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 5/18. 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
5:20 pm - 12:15 pm
BOS
-
SOF
11h 55m
1 stop
Multiple Airlines Logo
6:45 pm - 1:30 pm
SOF
-
BOS
25h 45m
1 stop
$581Multiple Airlines
Mon, Oct 19 - Mon, Nov 2
Multiple Airlines Logo
12:30 pm - 12:10 pm
BOS
-
SOF
16h 40m
2 stops
Multiple Airlines Logo
7:55 am - 1:30 pm
SOF
-
BOS
12h 35m
1 stop
$589Multiple Airlines
Tue, Oct 20 - Tue, Nov 3
Multiple Airlines Logo
11:50 pm - 1:35 am
BOS
-
SOF
18h 45m
1 stop
Multiple Airlines Logo
6:30 am - 10:05 pm
SOF
-
BOS
22h 35m
2 stops
$590Multiple Airlines
Sun, Sep 20 - Sun, Oct 4
Multiple Airlines Logo
5:20 pm - 10:20 am
BOS
-
SOF
10h 00m
1 stop
Multiple Airlines Logo
6:10 am - 2:37 pm
SOF
-
BOS
15h 27m
2 stops
$595Multiple Airlines
Wed, Oct 21 - Wed, Nov 4
Austrian Airlines Logo
5:10 pm - 11:40 am
BOS
-
SOF
11h 30m
1 stop
Austrian Airlines Logo
6:55 pm - 1:50 pm
SOF
-
BOS
25h 55m
1 stop
$604Austrian Airlines
Tue, Aug 25 - Tue, Sep 8
Lufthansa Logo
10:00 pm - 7:35 pm
BOS
-
VAR
14h 35m
1 stop
Lufthansa Logo
9:30 pm - 5:40 pm
VAR
-
BOS
27h 10m
1 stop
$686Lufthansa
Sun, Sep 6 - Wed, Sep 16
Lufthansa Logo
8:05 pm - 3:15 pm
BOS
-
VAR
36h 10m
2 stops
Lufthansa Logo
9:30 pm - 5:40 pm
VAR
-
BOS
27h 10m
1 stop
$691Lufthansa
Wed, Sep 2 - Wed, Sep 16
Turkish Airlines Logo
9:50 pm - 8:30 am
BOS
-
VAR
27h 40m
1 stop
Turkish Airlines Logo
9:20 am - 7:55 pm
VAR
-
BOS
17h 35m
1 stop
$693Turkish Airlines
Wed, Sep 2 - Tue, Sep 15
Turkish Airlines Logo
9:50 pm - 2:55 am
BOS
-
VAR
22h 05m
1 stop
Turkish Airlines Logo
10:10 pm - 7:55 pm
VAR
-
BOS
28h 45m
1 stop
$702Turkish Airlines
Thu, Sep 3 - Mon, Sep 14
Austrian Airlines Logo
5:10 pm - 3:15 pm
BOS
-
VAR
15h 05m
1 stop
Austrian Airlines Logo
11:05 am - 1:50 pm
VAR
-
BOS
33h 45m
1 stop
$709Austrian Airlines
Wed, Sep 2 - Sun, Sep 13

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SWISS flights from Massachusetts to Bulgaria

Our best SWISS deals on Massachusetts to Bulgaria flight tickets
SWISS
May 4
BOS9:40 pmBoston Logan Intl
29h 40m
1 stop
SOF10:20 amSofia
May 20
SOF11:05 amSofia
15h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$606
SWISS
May 4
BOS9:40 pmBoston Logan Intl
29h 40m
1 stop
SOF10:20 amSofia
May 20
SOF11:05 amSofia
15h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$607
SWISS
May 6
BOS5:20 pmBoston Logan Intl
10h 00m
1 stop
SOF10:20 amSofia
May 11
SOF3:40 pmSofia
30h 30m
1 stop
BOS3:10 pmBoston Logan Intl
$609

Austrian Airlines flights from Massachusetts to Bulgaria

Our best Austrian Airlines deals on Massachusetts to Bulgaria flight tickets
Austrian Airlines
May 4
BOS11:27 amBoston Logan Intl
29h 28m
2 stops
SOF11:55 pmSofia
May 20
SOF8:00 amSofia
12h 50m
1 stop
BOS1:50 pmBoston Logan Intl
$589
Austrian Airlines
Aug 25
BOS5:10 pmBoston Logan Intl
11h 30m
1 stop
SOF11:40 amSofia
Sep 8
SOF6:55 pmSofia
25h 55m
1 stop
BOS1:50 pmBoston Logan Intl
$604
Austrian Airlines
Aug 19
BOS2:19 pmBoston Logan Intl
14h 21m
2 stops
SOF11:40 amSofia
Sep 5
SOF8:00 amSofia
12h 50m
1 stop
BOS1:50 pmBoston Logan Intl
$635

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 April 25, 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

Cheapest round-trip

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 10/19

5:20 pm-12:15 pm

1 stop11h 55m

Sofia

Mon 11/2

6:45 pm-1:30 pm

1 stop25h 45m

$581

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 10/20

12:30 pm-12:10 pm

2 stops16h 40m

Sofia

Tue 11/3

7:55 am-1:30 pm

1 stop12h 35m

$589

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 9/20

11:50 pm-1:35 am

1 stop18h 45m

Sofia

Sun 10/4

6:30 am-10:05 pm

2 stops22h 35m

$590
Quickest round-trip

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 10/21

5:20 pm-10:20 am

1 stop10h 00m

Sofia

Wed 11/4

6:10 am-2:37 pm

2 stops15h 27m

$595

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 8/25

5:10 pm-11:40 am

1 stop11h 30m

Sofia

Tue 9/8

6:55 pm-1:50 pm

1 stop25h 55m

$604

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Sun 9/6

10:00 pm-7:35 pm

1 stop14h 35m

Varna

Wed 9/16

9:30 pm-5:40 pm

1 stop27h 10m

$686

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Wed 9/2

8:05 pm-3:15 pm

2 stops36h 10m

Varna

Wed 9/16

9:30 pm-5:40 pm

1 stop27h 10m

$691

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Wed 9/2

9:50 pm-8:30 am

1 stop27h 40m

Varna

Tue 9/15

9:20 am-7:55 pm

1 stop17h 35m

$693

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Thu 9/3

9:50 pm-2:55 am

1 stop22h 05m

Varna

Mon 9/14

10:10 pm-7:55 pm

1 stop28h 45m

$702

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Wed 9/2

5:10 pm-3:15 pm

1 stop15h 05m

Varna

Sun 9/13

11:05 am-1:50 pm

1 stop33h 45m

$709

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 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 from Massachusetts 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 $629 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 $493 on momondo.

Can stopping save me money on Massachusetts to Bulgaria flights?

You could potentially save up to 49% 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 00m

Direct flights

None
The fastest flight from Massachusetts to Bulgaria takes 10h 00m
There are no direct flights from Massachusetts to Bulgaria. There are no popular flight routes from Massachusetts to Bulgaria.
Search flight deals

Frequently asked questions about flying from Massachusetts to Bulgaria

  • 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
906 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.8
1,508 reviews
Search KLM flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,579 reviews
Search Air France flights
SWISSPriceFrom $410Free CancellationRating
7.6
1,926 reviews
Search SWISS flights
United AirlinesPriceFrom $415Free CancellationRating
7.4
9,651 reviews
Search United Airlines flights
LufthansaPriceFrom $417Free CancellationRating
6.8
7,949 reviews
Search Lufthansa flights
British AirwaysPriceFrom $478Free CancellationRating
6.7
7,912 reviews
Search British Airways flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,196 reviews
Search ITA Airways flights
Turkish AirlinesPriceFrom $507Free CancellationRating
7.4
4,330 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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