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Bulgaria

$299+ Cheap flights from Massachusetts to Bulgaria

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOF
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap flight deals from Massachusetts to Bulgaria

Cheapest flights from Massachusetts to Bulgaria
Explore the most affordable flight options available from Massachusetts to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Turkish Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Mon 9/149:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/25$699
This CheapOair deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:50 pm
BOS
-
VAR
1 stop16h 35m
Turkish Airlines
Sun 10/119:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/24$709
This CheapOair deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Sat 10/310:15 pm
VAR
-
BOS
1 stop28h 40m
Turkish Airlines
Deal found 7/26$724
This Turkish Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:50 pm
BOS
-
VAR
1 stop16h 30m
Turkish Airlines
Tue 10/69:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/26$749
This Turkish Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Wed 9/309:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/26$764
This CheapOair deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Wed 9/910:15 pm
VAR
-
BOS
1 stop28h 40m
Turkish Airlines
Deal found 7/24$782
This Turkish Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Tue 9/159:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/24$786
This Turkish Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:50 pm
BOS
-
VAR
1 stop16h 35m
Turkish Airlines
Fri 9/1810:20 pm
VAR
-
BOS
1 stop28h 35m
Turkish Airlines
Deal found 7/24$812
This FlightHub deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:50 pm
BOS
-
VAR
1 stop27h 40m
Turkish Airlines
Wed 9/910:15 pm
VAR
-
BOS
1 stop28h 40m
Turkish Airlines
Deal found 7/27$822
This Turkish Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:50 pm
BOS
-
VAR
1 stop16h 35m
Turkish Airlines
Tue 9/159:20 am
VAR
-
BOS
1 stop17h 35m
Turkish Airlines
Deal found 7/24$826
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:40 am
BOS
-
SOF
3 stops31h 00m
Multiple Airlines
Wed 9/305:15 pm
SOF
-
BOS
2 stops28h 30m
Multiple Airlines
Deal found 7/27$827
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:00 pm
BOS
-
SOF
2 stops20h 35m
Multiple Airlines
Sat 10/39:50 pm
SOF
-
BOS
2 stops23h 50m
Multiple Airlines
Deal found 7/27$828

Find flight deals from Massachusetts to Bulgaria

Keep the following information in mind while searching for Massachusetts to Bulgaria flight deals. Data was last updated July 29, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$699
(Turkish Airlines)

One-way from

$299
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$839
Provider with most accurate pricing for Boston Logan Intl-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Sofia flights.
Search Deals
From Massachusetts to Bulgaria
Search Deals
One-way flight from Massachusetts to Bulgaria
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 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

Cheapest round-trip

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Mon 9/7

9:50 pm-8:30 am

1 stop27h 40m

Varna

Mon 9/14

9:20 am-7:55 pm

1 stop17h 35m

$699

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Thu 9/24

9:50 pm-9:30 pm

1 stop16h 40m

Varna

Wed 9/30

10:10 pm-7:55 pm

1 stop28h 45m

$749

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Sat 9/26

9:50 pm-8:30 am

1 stop27h 40m

Varna

Wed 9/30

9:20 am-7:55 pm

1 stop17h 35m

$764

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 11/17

2:40 pm-6:00 pm

2 stops20h 20m

Sofia

Tue 12/1

7:55 am-1:30 pm

1 stop12h 35m

$834

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 11/24

12:00 pm-1:15 pm

2 stops18h 15m

Sofia

Fri 12/4

7:55 am-1:06 am

2 stops24h 11m

$841

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 11/17

7:41 pm-10:55 pm

2 stops20h 14m

Sofia

Tue 12/1

6:00 am-11:54 pm

2 stops24h 54m

$851

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Sat 9/5

9:50 pm-8:30 am

1 stop27h 40m

Varna

Fri 9/18

10:20 pm-7:55 pm

1 stop28h 35m

$852

BostonVarna

BOS - VAR

BOSVAR

Boston Logan Intl

Sun 9/6

9:50 pm-8:30 am

1 stop27h 40m

Varna

Sat 9/12

10:15 pm-7:55 pm

1 stop28h 40m

$872

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 1/18

1:30 pm-11:55 pm

2 stops27h 25m

Sofia

Sun 1/31

2:00 pm-11:54 pm

2 stops16h 54m

$885

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Thu 9/10

9:50 pm-3:00 pm

1 stop34h 10m

Sofia

Sat 9/26

3:50 pm-7:55 pm

1 stop35h 05m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Massachusetts to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Massachusetts with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Bulgaria

What is the cheapest month to book a flight from Massachusetts to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from Massachusetts to Bulgaria (average of $456). Flying from Massachusetts to Bulgaria in June is currently the most expensive (average of $974). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Massachusetts to Bulgaria?

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Massachusetts to Bulgaria. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Massachusetts to Bulgaria?

    A quick flight from Massachusetts to Bulgaria can take about 18h 15m. Turkish Airlines provides one of the quickest options available for as low as $841. Airlines will cover a distance of 4521 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Massachusetts to Bulgaria one-way?

    The cheapest airline one-way is Austrian Airlines, with whom users have recently found tickets for as low as $211. However, be on the lookout for offers from KLM and Lufthansa, as they are both options that can get you from Massachusetts to Bulgaria for a low price.

  • Can I find deals for flights from Massachusetts to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Bulgaria.

  • Can I find deals for business class flights from Massachusetts to Bulgaria?

    Yes. Cheapflights offers flight deals from Massachusetts to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from Massachusetts to Bulgaria (average of $456). Flying from Massachusetts to Bulgaria in June is currently the most expensive (average of $974). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Massachusetts to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Massachusetts to Bulgaria

Discover the top 9 airlines that operate flights from Massachusetts to Bulgaria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$356Average$474FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$394Average$703FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$395Average$735FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$396Average$495FlexibilityNo cancel feeOn-time77%
KLMCheapest$403Average$553FlexibilityNo cancel feeOn-time75%
SWISSCheapest$410Average$668FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$421Average$534FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$514Average$748FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$694Average$1,034FlexibilityNo cancel feeOn-time81%

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