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Cheap flights from Massachusetts to Bulgaria from $358

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 4/15. 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
5:30 am - 10:05 amBOS-SOF
21h 35m2 stops
Multiple Airlines Logo
12:50 pm - 9:52 amSOF-BOS
28h 02m2 stops
$363Multiple Airlines
Find Deal
Tue, Apr 14 - Tue, Apr 28
Multiple Airlines Logo
6:40 pm - 1:15 pmBOS-SOF
12h 35m2 stops
Multiple Airlines Logo
10:50 am - 7:55 pmSOF-BOS
16h 05m1 stop
$367Multiple Airlines
Find Deal
Wed, Mar 18 - Wed, Apr 1
Multiple Airlines Logo
9:40 pm - 6:20 pmBOS-SOF
14h 40m1 stop
Multiple Airlines Logo
12:50 pm - 9:27 pmSOF-BOS
15h 37m2 stops
$369Multiple Airlines
Find Deal
Tue, Mar 17 - Tue, Mar 31
SWISS Logo
10:50 pm - 3:15 pmBOS-SOF
10h 25m1 stop
SWISS Logo
10:50 am - 7:55 pmSOF-BOS
16h 05m1 stop
$372SWISS
Find Deal
Wed, Mar 18 - Wed, Apr 1
Lufthansa Logo
8:05 pm - 11:10 pmBOS-SOF
20h 05m1 stop
Lufthansa Logo
12:50 pm - 5:40 pmSOF-BOS
11h 50m1 stop
$380Lufthansa
Find Deal
Tue, Apr 14 - Tue, Apr 28
Austrian Airlines Logo
5:10 pm - 3:15 pmBOS-VAR
15h 05m1 stop
Austrian Airlines Logo
4:00 pm - 1:50 pmVAR-BOS
28h 50m1 stop
$443Austrian Airlines
Find Deal
Tue, Mar 31 - Wed, Sep 9
Austrian Airlines Logo
5:10 pm - 3:15 pmBOS-VAR
15h 05m1 stop
Austrian Airlines Logo
4:00 pm - 6:19 pmVAR-BOS
33h 19m2 stops
$459Austrian Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6
Lufthansa Logo
8:05 pm - 3:15 pmBOS-VAR
36h 10m2 stops
Lufthansa Logo
4:00 pm - 5:40 pmVAR-BOS
32h 40m2 stops
$482Lufthansa
Find Deal
Mon, Mar 30 - Tue, Sep 8
United Airlines Logo
6:00 am - 1:15 pmBDL-SOF
25h 15m2 stops
United Airlines Logo
2:00 pm - 11:50 pmSOF-BDL
16h 50m2 stops
$940United Airlines
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Fri, Mar 27 - Tue, Mar 31
United Airlines Logo
6:10 am - 1:35 pmBDL-SOF
25h 25m2 stops
United Airlines Logo
2:00 pm - 11:01 amSOF-BDL
28h 01m2 stops
$953United Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31

SWISS flights from Massachusetts to Bulgaria

Our best SWISS deals on Massachusetts to Bulgaria flight tickets
SWISS
Mar 18
BOS10:50 pmBoston Logan Intl
10h 25m
1 stop
SOF3:15 pmSofia
Apr 1
SOF10:50 amSofia
16h 05m
1 stop
BOS7:55 pmBoston Logan Intl
$372
Find similar
SWISS
Apr 9
BOS9:40 pmBoston Logan Intl
29h 25m
1 stop
SOF10:05 amSofia
Apr 13
SOF3:30 pmSofia
31h 00m
1 stop
BOS3:30 pmBoston Logan Intl
$436
Find similar

Lufthansa flights from Massachusetts to Bulgaria

Our best Lufthansa deals on Massachusetts to Bulgaria flight tickets
Lufthansa
Apr 14
BOS8:05 pmBoston Logan Intl
20h 05m
1 stop
SOF11:10 pmSofia
Apr 28
SOF12:50 pmSofia
11h 50m
1 stop
BOS5:40 pmBoston Logan Intl
$380
Find similar
Lufthansa
Mar 10
BOS2:15 pmBoston Logan Intl
17h 00m
2 stops
SOF1:15 pmSofia
Mar 31
SOF12:50 pmSofia
18h 14m
2 stops
BOS12:04 amBoston Logan Intl
$393
Find similar
Lufthansa
Apr 8
BOS8:05 pmBoston Logan Intl
15h 35m
1 stop
SOF6:40 pmSofia
Apr 13
SOF7:25 pmSofia
35h 39m
2 stops
BOS12:04 amBoston Logan Intl
$420
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 November 15, 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

Tue 4/14

5:30 am-10:05 am

2 stops21h 35m

Sofia

Tue 4/28

12:50 pm-9:52 am

2 stops28h 02m

$363

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 3/18

6:40 pm-1:15 pm

2 stops12h 35m

Sofia

Wed 4/1

10:50 am-7:55 pm

1 stop16h 05m

$367

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 3/17

9:40 pm-6:20 pm

1 stop14h 40m

Sofia

Tue 3/31

12:50 pm-9:27 pm

2 stops15h 37m

$369

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 3/18

10:50 pm-3:15 pm

1 stop10h 25m

Sofia

Wed 4/1

10:50 am-7:55 pm

1 stop16h 05m

$372

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/14

8:05 pm-11:10 pm

1 stop20h 05m

Sofia

Tue 4/28

12:50 pm-5:40 pm

1 stop11h 50m

$380

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Tue 3/31

5:10 pm-3:15 pm

1 stop15h 05m

Varna

Wed 9/9

4:00 pm-1:50 pm

1 stop28h 50m

$443

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Thu 4/2

5:10 pm-3:15 pm

1 stop15h 05m

Varna

Mon 4/6

4:00 pm-6:19 pm

2 stops33h 19m

$459

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Mon 3/30

8:05 pm-3:15 pm

2 stops36h 10m

Varna

Tue 9/8

4:00 pm-5:40 pm

2 stops32h 40m

$482

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 3/27

6:00 am-1:15 pm

2 stops25h 15m

Sofia

Tue 3/31

2:00 pm-11:50 pm

2 stops16h 50m

$940

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Fri 3/27

6:10 am-1:35 pm

2 stops25h 25m

Sofia

Tue 3/31

2:00 pm-11:01 am

2 stops28h 01m

$953

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 October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $578.

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 $760 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 $665 on momondo.

Can stopping save me money on Massachusetts to Bulgaria flights?

You could potentially save up to 62% 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

Direct flights

None
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 $355Free CancellationRating
7.6
869 reviews
Search Austrian Airlines flights
KLMPriceFrom $407Free CancellationRating
7.7
1,411 reviews
Search KLM flights
Air FrancePriceFrom $416Free CancellationRating
7.4
1,487 reviews
Search Air France flights
SWISSPriceFrom $436Free CancellationRating
7.5
1,787 reviews
Search SWISS flights
LufthansaPriceFrom $451Free CancellationRating
6.8
7,574 reviews
Search Lufthansa flights
United AirlinesPriceFrom $472Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,083 reviews
Search ITA Airways flights
British AirwaysPriceFrom $510Free CancellationRating
6.7
7,524 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $520Free CancellationRating
7.3
4,045 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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