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$333+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOF
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Cheap flight deals from Massachusetts to Bulgaria

Keep the following information in mind while searching for Massachusetts to Bulgaria flight deals. Data was last updated November 2, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$341
(Kiwi.com)

One-way from

$333
(Booking.com)

Popular in

December

Cheapest in

October

Average price

$666
Provider with most accurate pricing for Boston Logan Intl-Sofia flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Sofia flights.
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From Massachusetts to Bulgaria
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One-way flight from Massachusetts to Bulgaria
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Highest demand for flights based on searches. 7% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:50 pmBOS - SOF
1 stop10h 25mMultiple Airlines
Tue 12/162:00 pmSOF - BOS
1 stop11h 35mMultiple Airlines
Deal found 11/1$359
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:10 pmBOS - SOF
2 stops13h 10mMultiple Airlines
Tue 12/167:55 amSOF - BOS
1 stop13h 10mMultiple Airlines
Deal found 11/1$372
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Mon 12/15:30 amBOS - SOF
2 stops24h 45mMultiple Airlines
Mon 12/156:45 pmSOF - BOS
1 stop26h 20mMultiple Airlines
Deal found 10/31$375
This Air France deal was found by Cheapflights users on 11/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:30 pmBOS - SOF
1 stop12h 35mAir France
Tue 12/167:10 amSOF - BOS
1 stop13h 25mAir France
Deal found 11/1$395
This United Airlines deal was found by Cheapflights users on 11/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:50 pmBOS - SOF
2 stops17h 25mUnited Airlines
Tue 12/167:55 amSOF - BOS
2 stops16h 21mUnited Airlines
Deal found 11/1$406
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:25 pmBOS - VAR
2 stops18h 50mAustrian Airlines
Mon 12/154:00 pmVAR - BOS
1 stop29h 05mAustrian Airlines
Deal found 11/1$410
This FlightHub deal was found by Cheapflights users on 10/31. 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.
Sun 11/237:38 pmBOS - SOF
2 stops15h 42mMultiple Airlines
Mon 12/16:45 pmSOF - BOS
1 stop26h 20mMultiple Airlines
Deal found 10/31$414
This FlightHub deal was found by Cheapflights users on 10/31. 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.
Sun 11/236:25 pmBOS - SOF
1 stop10h 25mAustrian Airlines
Mon 12/16:45 pmSOF - BOS
1 stop26h 20mAustrian Airlines
Deal found 10/31$417
This Air Canada deal was found by Cheapflights users on 10/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/235:30 amBOS - SOF
2 stops29h 50mAir Canada
Mon 12/11:45 pmSOF - BOS
2 stops35h 17mAir Canada
Deal found 10/31$434
This United deal was found by Cheapflights users on 10/31. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:30 amBOS - VAR
2 stops26h 45mMultiple Airlines
Mon 12/154:00 pmVAR - BOS
1 stop29h 05mMultiple Airlines
Deal found 10/31$473

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 November 2, 2025.
Use the filters below to find and compare flights from Massachusetts to Bulgaria that are best for you.

Fly from

Massachusetts

Fly to

Bulgaria

Route

Depart

Return

Price

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 2/3

1:30 pm-11:50 am

2 stops15h 20m

Sofia

Tue 2/17

7:55 am-2:05 pm

1 stop13h 10m

$341

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 4/1

8:05 pm-11:10 pm

1 stop20h 05m

Sofia

Wed 4/15

12:50 pm-9:27 pm

2 stops15h 37m

$370

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/30

9:40 pm-10:05 am

1 stop29h 25m

Sofia

Mon 4/13

3:30 pm-3:30 pm

1 stop31h 00m

$387

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 3/2

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Mon 3/16

6:45 pm-3:05 pm

1 stop26h 20m

$387

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 4/27

5:30 am-6:40 pm

2 stops30h 10m

Sofia

Wed 5/6

12:50 pm-9:50 am

2 stops28h 00m

$395

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 1/14

8:40 pm-10:45 pm

1 stop19h 05m

Sofia

Wed 1/28

2:00 pm-6:35 pm

1 stop11h 35m

$395

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 3/1

1:55 pm-1:00 pm

2 stops16h 05m

Sofia

Mon 3/9

12:35 pm-3:05 pm

1 stop32h 30m

$398

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 1/14

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Tue 1/27

6:00 am-7:42 pm

2 stops20h 42m

$402

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 3/3

12:05 pm-1:15 pm

2 stops18h 10m

Sofia

Tue 3/17

6:00 am-7:12 pm

2 stops19h 12m

$406

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 1/13

12:45 pm-6:20 pm

2 stops22h 35m

Sofia

Tue 1/27

6:00 am-9:32 am

2 stops34h 32m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 22 results
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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 $356). Flying from Massachusetts to Bulgaria in May is currently the most expensive (average of $652). 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.

What is the cheapest time of day to fly from MA to BG?

Find hourly flight availability from Massachusetts to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 2, 2025.

It’s optimal to fly from Massachusetts to Bulgaria in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the evening.

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 14h 55m. Austrian Airlines provides one of the quickest options available for as low as $341. 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 Lufthansa, with whom users have recently found tickets for as low as $356. However, be on the lookout for offers from Austrian Airlines and Air Canada, 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 $356). Flying from Massachusetts to Bulgaria in May is currently the most expensive (average of $652). 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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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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$355Average$575FlexibilityNo cancel feeOn-time78%
KLMCheapest$410Average$734FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$416Average$609FlexibilityNo cancel feeOn-time77%
SWISSCheapest$436Average$724FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$472Average$800FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$479Average$841FlexibilityNo cancel feeOn-time76%
ITA AirwaysCheapest$505Average$924FlexibilityNo cancel feeOn-time81%
British AirwaysCheapest$510Average$564FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$520Average$955FlexibilityNo cancel feeOn-time77%

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