$359+ Cheap flights from Bulgaria to Massachusetts
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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — BOS
Mar 3 — Mar 101
1 adult, Economy
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Find cheap flights from Bulgaria to Massachusetts with Cheapflights
1. Tell us where you want to go
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Last-minute
One-way
Cheapest flights from Bulgaria to MassachusettsExplore the most affordable flight options available from Bulgaria to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
Explore the most affordable flight options available from Bulgaria to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
This KLM deal was found by Cheapflights users on 1/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:00 am
SOF
- BOS
1 stop13h 20m
Multiple Airlines
Mon 3/237:30 pm
BOS
- SOF
1 stop12h 35m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$634
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
SOF
- BOS
1 stop18h 55m
KLM
Wed 2/257:10 pm
BOS
- SOF
1 stop11h 55m
KLM
Deal found 1/31![KLM logo]()
$640
This KLM deal was found by Cheapflights users on 1/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/67:00 am
SOF
- BOS
2 stops18h 27m
Multiple Airlines
Fri 2/206:30 pm
BOS
- SOF
1 stop12h 25m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$644
This KLM deal was found by Cheapflights users on 1/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
SOF
- BOS
1 stop16h 25m
KLM
Wed 5/274:35 pm
BOS
- SOF
1 stop14h 25m
KLM
Deal found 1/30![KLM logo]()
$650
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/77:00 am
SOF
- BOS
2 stops18h 30m
Multiple Airlines
Fri 2/201:04 pm
BOS
- SOF
2 stops17h 51m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$690
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Fri 2/274:50 pm
SOF
- BOS
1 stop35h 05m
Multiple Airlines
Fri 3/67:25 pm
BOS
- SOF
2 stops19h 25m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$692
Best flights from Bulgaria to MassachusettsDiscover carefully curated flight deals from Bulgaria to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
Discover carefully curated flight deals from Bulgaria to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
This KLM deal was found by Cheapflights users on 1/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:00 am
SOF
- BOS
1 stop13h 20m
Multiple Airlines
Mon 3/237:30 pm
BOS
- SOF
1 stop12h 35m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$634
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
SOF
- BOS
1 stop16h 25m
KLM
Wed 5/276:50 pm
BOS
- SOF
1 stop12h 10m
KLM
Deal found 1/31![KLM logo]()
$649
This United Airlines deal was found by Cheapflights users on 1/31. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:20 am
SOF
- BOS
1 stop16h 20m
United Airlines
Wed 5/272:40 pm
BOS
- SOF
2 stops15h 45m
United Airlines
Deal found 1/31![United Airlines logo]()
$698
This Air France deal was found by Cheapflights users on 2/1. 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.
Thu 2/127:00 am
SOF
- BOS
1 stop13h 25m
Multiple Airlines
Tue 4/141:30 pm
BOS
- SOF
2 stops17h 30m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$639
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
SOF
- BOS
2 stops18h 21m
KLM
Wed 2/2512:50 pm
BOS
- SOF
2 stops18h 15m
KLM
Deal found 1/31![KLM logo]()
$655
This United Airlines deal was found by Cheapflights users on 1/31. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:10 am
SOF
- BOS
1 stop16h 30m
United Airlines
Tue 7/78:05 pm
BOS
- SOF
1 stop20h 05m
United Airlines
Deal found 1/31![United Airlines logo]()
$700
This Lufthansa deal was found by Cheapflights users on 1/31. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:00 am
SOF
- BOS
1 stop14h 10m
Multiple Airlines
Wed 11/49:50 pm
BOS
- SOF
1 stop10h 25m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$697
This United Airlines deal was found by Cheapflights users on 1/31. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:20 am
SOF
- BOS
1 stop16h 20m
United Airlines
Mon 7/68:05 pm
BOS
- SOF
1 stop20h 05m
United Airlines
Deal found 1/31![United Airlines logo]()
$700
Last-minute flights from Bulgaria to MassachusettsDiscover last-minute flight deals from Bulgaria to Massachusetts. Data last updated February 1, 2026 and is based on user searches.
Discover last-minute flight deals from Bulgaria to Massachusetts. Data last updated February 1, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 1/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/67:00 am
SOF
- BOS
1 stop13h 25m
Multiple Airlines
Fri 2/206:30 pm
BOS
- SOF
1 stop12h 25m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$634
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/77:00 am
SOF
- BOS
2 stops18h 30m
Multiple Airlines
Fri 2/201:04 pm
BOS
- SOF
2 stops17h 51m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$690
This Air France deal was found by Cheapflights users on 2/1. 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.
Thu 2/127:00 am
SOF
- BOS
1 stop13h 25m
Multiple Airlines
Tue 4/141:30 pm
BOS
- SOF
2 stops17h 30m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$639
This KLM deal was found by Cheapflights users on 1/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
SOF
- BOS
1 stop18h 55m
KLM
Wed 2/257:10 pm
BOS
- SOF
1 stop11h 55m
KLM
Deal found 1/31![KLM logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Fri 2/274:50 pm
SOF
- BOS
1 stop35h 05m
Multiple Airlines
Fri 3/67:25 pm
BOS
- SOF
2 stops19h 25m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$692
One-way flights from Bulgaria to MassachusettsSearch for one-way flight options from Bulgaria to Massachusetts. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
Search for one-way flight options from Bulgaria to Massachusetts. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/94:45 pm
SOF
- BOS
1 stop35h 10m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/106:45 am
SOF
- BOS
3 stops21h 10m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3010:25 pm
SOF
- BOS
3 stops31h 48m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/1111:15 am
SOF
- BOS
2 stops40h 40m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$406
This Expedia deal was found by Cheapflights users on 1/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:25 pm
SOF
- BOS
1 stop23h 10m
British Airways
Deal found 1/31![British Airways logo]()
$428
This British Airways deal was found by Cheapflights users on 1/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:10 pm
SOF
- BOS
1 stop24h 10m
British Airways
Deal found 1/29![British Airways logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/319:50 pm
SOF
- BOS
2 stops23h 50m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$433
Find flight deals from Bulgaria to Massachusetts
Keep the following information in mind while searching for Bulgaria to Massachusetts flight deals. Data was last updated February 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $634 (KLM) |
One-way from | $359 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $618 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bulgaria to Massachusetts 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 February 1, 2026.
Use the filters below to find and compare flights from Bulgaria to Massachusetts that are best for you.
Fly from
Bulgaria
Fly to
Massachusetts
Route
Depart
Return
Price
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Thu 3/12
7:00 am-2:20 pm
1 stop13h 20m
Boston Logan Intl
Mon 3/23
7:30 pm-2:05 pm
1 stop12h 35m
$634
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Thu 2/12
7:00 am-1:25 pm
1 stop13h 25m
Boston Logan Intl
Tue 4/14
1:30 pm-2:00 pm
2 stops17h 30m
$639
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Wed 4/15
7:00 am-4:25 pm
1 stop16h 25m
Boston Logan Intl
Wed 5/27
6:50 pm-2:00 pm
1 stop12h 10m
$649
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Wed 2/18
7:00 am-6:21 pm
2 stops18h 21m
Boston Logan Intl
Wed 2/25
12:50 pm-2:05 pm
2 stops18h 15m
$655
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Thu 3/5
6:00 am-1:10 pm
1 stop14h 10m
Boston Logan Intl
Wed 11/4
9:50 pm-3:15 pm
1 stop10h 25m
$697
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Wed 4/15
6:20 am-3:40 pm
1 stop16h 20m
Boston Logan Intl
Wed 5/27
2:40 pm-1:25 pm
2 stops15h 45m
$698
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Tue 6/16
6:10 am-3:40 pm
1 stop16h 30m
Boston Logan Intl
Tue 7/7
8:05 pm-11:10 pm
1 stop20h 05m
$700
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Fri 6/19
6:20 am-3:40 pm
1 stop16h 20m
Boston Logan Intl
Mon 7/6
8:05 pm-11:10 pm
1 stop20h 05m
$700
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Mon 3/9
4:45 pm-9:55 pm
1 stop35h 10m
$359
SofiaBoston
SOF - BOS
SOFBOS
Sofia
Wed 3/11
11:15 am-9:55 pm
2 stops40h 40m
$406
Showing 1-10 of 13 results
Best time to book a flight from Bulgaria to Massachusetts
Have a flexible travel schedule? Discover the best time to fly to Massachusetts from Bulgaria with our price prediction graph.
SOF-BOS
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 Bulgaria to Massachusetts
BG0-USMA
SOF-BOS
What is the cheapest month to book a flight from Bulgaria to Massachusetts?
Currently, March is the cheapest month in which you can book a flight from Bulgaria to Massachusetts (average of $517). Flying from Bulgaria to Massachusetts in December is currently the most expensive (average of $656). 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.
Reviews of airlines servicing Massachusetts
Get insights into the airlines that provide service to Massachusetts. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Massachusetts. Reviews last updated February 1, 2026.
See what other customers who have flown with KLM, Air France, and United Airlines from Bulgaria to Massachusetts have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Overall
7.7
Crew
8.4
Boarding
7.8
Entertainment
7.1
Comfort
7.6
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Related info for your journey
Find useful and relevant information for your journey from Bulgaria to Massachusetts. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Bulgaria to Massachusetts
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Bulgaria to Massachusetts
Discover the top 7 airlines that operate flights from Bulgaria to Massachusetts. 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 February 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$520 | Average$705 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$561 | Average$768 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$562 | Average$673 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$586 | Average$753 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$586 | Average$731 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$588 | Average$678 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$819 | Average$878 | FlexibilityNo cancel fee | On-time81% |