$316+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOF
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Massachusetts to Bulgaria with Cheapflights
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Cheapest flights from Massachusetts to BulgariaExplore 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 June 4, 2026.
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 June 4, 2026.
This Gotogate deal was found by Cheapflights users on 5/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:35 pm
BOS
- VAR
2 stops14h 10m
Multiple Airlines
Tue 10/134:00 pm
VAR
- BOS
1 stop28h 50m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$670
This Gotogate deal was found by Cheapflights users on 5/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:35 pm
BOS
- VAR
2 stops14h 10m
Multiple Airlines
Tue 9/154:00 pm
VAR
- BOS
1 stop28h 50m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$674
This Gotogate deal was found by Cheapflights users on 5/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:10 pm
BOS
- VAR
1 stop15h 05m
Austrian Airlines
Tue 9/154:00 pm
VAR
- BOS
1 stop28h 50m
Austrian Airlines
Deal found 5/30![Austrian Airlines logo]()
$675
This FlightHub deal was found by Cheapflights users on 6/2. 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.
Wed 9/212:41 pm
BOS
- VAR
2 stops19h 34m
Austrian Airlines
Tue 9/154:00 pm
VAR
- BOS
1 stop28h 50m
Austrian Airlines
Deal found 6/2![Austrian Airlines logo]()
$687
This Orbitz deal was found by Cheapflights users on 6/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:35 pm
BOS
- BOJ
2 stops13h 45m
Multiple Airlines
Wed 9/1612:35 pm
BOJ
- BOS
1 stop12h 05m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$693
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:10 pm
BOS
- VAR
1 stop15h 05m
Austrian Airlines
Thu 9/178:30 pm
VAR
- BOS
1 stop24h 20m
Austrian Airlines
Deal found 6/2![Austrian Airlines logo]()
$694
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:41 pm
BOS
- VAR
2 stops19h 34m
Austrian Airlines
Thu 9/178:30 pm
VAR
- BOS
1 stop24h 20m
Austrian Airlines
Deal found 6/2![Austrian Airlines logo]()
$698
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:50 pm
BOS
- VAR
1 stop16h 30m
Turkish Airlines
Tue 10/139:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$700
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:05 pm
BOS
- VAR
1 stop17h 40m
Lufthansa
Wed 9/169:30 pm
VAR
- BOS
1 stop27h 10m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$703
This oojo deal was found by Cheapflights users on 6/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:00 pm
BOS
- BOJ
1 stop13h 20m
Lufthansa
Wed 9/1612:35 pm
BOJ
- BOS
1 stop12h 05m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$704
This Justfly.com deal was found by Cheapflights users on 6/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:30 am
BOS
- BOJ
2 stops25h 50m
Lufthansa
Wed 9/2312:35 pm
BOJ
- BOS
1 stop12h 05m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$706
This Justfly.com deal was found by Cheapflights users on 5/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:28 pm
BOS
- BOJ
2 stops20h 52m
Multiple Airlines
Wed 9/2312:35 pm
BOJ
- BOS
2 stops28h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$708
Best flights from Massachusetts to BulgariaDiscover carefully curated flight deals from Massachusetts to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Massachusetts to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This Orbitz deal was found by Cheapflights users on 6/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:35 pm
BOS
- BOJ
2 stops13h 45m
Multiple Airlines
Wed 9/2312:35 pm
BOJ
- BOS
1 stop12h 05m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$693
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:50 pm
BOS
- VAR
1 stop16h 30m
Turkish Airlines
Tue 10/139:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$700
This oojo deal was found by Cheapflights users on 5/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:45 pm
BOS
- BOJ
1 stop17h 35m
Lufthansa
Wed 9/2312:35 pm
BOJ
- BOS
1 stop12h 05m
Lufthansa
Deal found 5/30![Lufthansa logo]()
$704
This United Airlines deal was found by Cheapflights users on 5/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:15 am
BDL
- SOF
2 stops24h 00m
United Airlines
Wed 11/182:05 pm
SOF
- BDL
2 stops26h 42m
United Airlines
Deal found 5/30![United Airlines logo]()
$740
This KLM deal was found by Cheapflights users on 6/3. 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.
Sun 7/127:00 pm
BOS
- SOF
1 stop12h 00m
KLM
Fri 8/77:00 am
SOF
- BOS
1 stop16h 37m
KLM
Deal found 6/3![KLM logo]()
$889
This SWISS deal was found by Cheapflights users on 5/31. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:40 pm
BOS
- SOF
1 stop31h 35m
SWISS
Mon 8/1012:55 pm
SOF
- BOS
2 stops38h 00m
SWISS
Deal found 5/31![SWISS logo]()
$892
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:50 pm
BOS
- VAR
1 stop16h 40m
Turkish Airlines
Tue 10/139:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$700
This Justfly.com deal was found by Cheapflights users on 5/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:30 am
BOS
- BOJ
2 stops25h 50m
Lufthansa
Wed 9/1612:35 pm
BOJ
- BOS
1 stop12h 05m
Lufthansa
Deal found 5/31![Lufthansa logo]()
$706
This Gotogate deal was found by Cheapflights users on 5/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
BOS
- VAR
2 stops23h 45m
Multiple Airlines
Tue 9/224:00 pm
VAR
- BOS
1 stop28h 50m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Thu 8/2012:41 pm
BOS
- SOF
2 stops16h 29m
United Airlines
Sat 9/56:10 am
SOF
- BOS
1 stop18h 30m
United Airlines
Deal found 5/31![United Airlines logo]()
$801
This KAYAK deal was found by Cheapflights users on 5/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:30 am
BOS
- VAR
2 stops27h 05m
Lufthansa
Wed 9/169:30 pm
VAR
- BOS
1 stop27h 10m
Lufthansa
Deal found 5/31![Lufthansa logo]()
$729
This Turkish Airlines deal was found by Cheapflights users on 5/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:50 pm
BOS
- VAR
1 stop16h 30m
Turkish Airlines
Tue 9/229:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/30![Turkish Airlines logo]()
$762
This SWISS deal was found by Cheapflights users on 5/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:40 pm
BOS
- SOF
1 stop29h 40m
SWISS
Mon 8/33:40 pm
SOF
- BOS
1 stop30h 30m
SWISS
Deal found 5/30![SWISS logo]()
$894
This United Airlines deal was found by Cheapflights users on 6/3. 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 10/148:05 pm
BOS
- SOF
1 stop15h 35m
United Airlines
Fri 10/168:00 am
SOF
- BOS
1 stop12h 50m
United Airlines
Deal found 6/3![United Airlines logo]()
$841
This Mytrip deal was found by Cheapflights users on 5/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:50 pm
BOS
- VAR
3 stops17h 00m
Multiple Airlines
Tue 9/225:00 am
VAR
- BOS
3 stops45h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$849
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:50 pm
BOS
- VAR
1 stop16h 40m
Turkish Airlines
Wed 9/169:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$807
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:10 pm
BOS
- BOJ
1 stop12h 10m
Multiple Airlines
Fri 9/111:05 pm
BOJ
- BOS
2 stops14h 05m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$867
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 stop27h 40m
Turkish Airlines
Tue 9/159:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 8/319:50 pm
BOS
- VAR
1 stop27h 40m
Turkish Airlines
Tue 9/159:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$807
This FlightHub deal was found by Cheapflights users on 5/31. 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.
Fri 9/48:05 pm
BOS
- BOJ
2 stops29h 20m
Multiple Airlines
Fri 9/111:05 pm
BOJ
- BOS
2 stops37h 14m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$909
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Thu 7/167:45 pm
BDL
- SOF
2 stops19h 55m
United Airlines
Thu 7/238:00 am
SOF
- BDL
2 stops22h 59m
United Airlines
Deal found 6/1![United Airlines logo]()
$1,034
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:50 pm
BOS
- VAR
1 stop16h 30m
Turkish Airlines
Mon 9/149:20 am
VAR
- BOS
1 stop17h 35m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$847
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:50 pm
BOS
- VAR
1 stop16h 40m
Turkish Airlines
Sat 9/1210:10 pm
VAR
- BOS
1 stop28h 45m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$867
Last-minute flights from Massachusetts to BulgariaDiscover last-minute flight deals from Massachusetts to Bulgaria. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to Bulgaria. Data last updated June 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Sun 7/511:35 pm
BOS
- SOF
2 stops36h 55m
Multiple Airlines
Wed 8/266:45 pm
SOF
- BOS
1 stop34h 00m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$814
This Gotogate deal was found by Cheapflights users on 5/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:00 pm
BOS
- SOF
2 stops18h 15m
Multiple Airlines
Wed 8/268:00 am
SOF
- BOS
2 stops17h 07m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$807
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:00 pm
BOS
- SOF
2 stops18h 15m
Lufthansa
Wed 8/266:10 am
SOF
- BOS
1 stop18h 30m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$817
This Gotogate deal was found by Cheapflights users on 6/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:05 pm
BOS
- SOF
1 stop20h 10m
Lufthansa
Mon 7/206:20 am
SOF
- BOS
1 stop16h 20m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$828
This Trip.com deal was found by Cheapflights users on 6/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:05 pm
BOS
- VAR
1 stop17h 40m
Multiple Airlines
Tue 8/189:10 pm
VAR
- BOS
1 stop29h 45m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$707
This SmartFares deal was found by Cheapflights users on 6/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:00 pm
BOS
- VAR
2 stops31h 45m
Lufthansa
Tue 8/181:35 pm
VAR
- BOS
2 stops33h 05m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$836
This Expedia deal was found by Cheapflights users on 6/2. 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 7/810:00 pm
BOS
- VAR
2 stops28h 00m
Multiple Airlines
Tue 8/189:10 pm
VAR
- BOS
2 stops43h 40m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$823
This Gotogate deal was found by Cheapflights users on 6/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/128:05 pm
BOS
- SOF
1 stop20h 10m
Lufthansa
Tue 8/186:10 am
SOF
- BOS
1 stop18h 30m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$824
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Sun 7/127:25 pm
BOS
- SOF
2 stops33h 45m
United Airlines
Tue 8/1812:55 pm
SOF
- BOS
1 stop11h 45m
United Airlines
Deal found 6/1![United Airlines logo]()
$826
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/149:40 pm
BOS
- SOF
2 stops18h 35m
United Airlines
Tue 8/256:10 am
SOF
- BOS
1 stop18h 30m
United Airlines
Deal found 6/3![United Airlines logo]()
$797
This KAYAK deal was found by Cheapflights users on 5/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:05 pm
BOS
- SOF
1 stop20h 10m
Lufthansa
Tue 8/256:10 am
SOF
- BOS
2 stops16h 30m
Lufthansa
Deal found 5/31![Lufthansa logo]()
$802
This Gotogate deal was found by Cheapflights users on 5/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:05 pm
BOS
- SOF
1 stop20h 10m
Lufthansa
Mon 8/1012:55 pm
SOF
- BOS
1 stop11h 45m
Lufthansa
Deal found 5/31![Lufthansa logo]()
$819
One-way flights from Massachusetts to BulgariaSearch for one-way flight options from Massachusetts to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Massachusetts to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/228:50 pm
BOS
- SOF
3 stops30h 30m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$316
This Austrian Airlines deal was found by Cheapflights users on 5/31. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:10 pm
BOS
- SOF
1 stop23h 45m
Austrian Airlines
Deal found 5/31![Austrian Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/2411:00 pm
BOS
- SOF
3 stops35h 00m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Sat 9/511:00 pm
BOS
- SOF
3 stops34h 35m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Tue 7/710:04 am
BOS
- SOF
3 stops40h 41m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Sun 9/139:40 pm
BOS
- BOJ
2 stops29h 40m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Wed 7/158:50 pm
BOS
- SOF
3 stops30h 30m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Sun 7/1910:05 am
BOS
- SOF
3 stops47h 25m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 9/145:10 pm
BOS
- BOJ
2 stops47h 15m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Wed 7/810:05 am
BOS
- SOF
3 stops42h 05m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 9/89:40 pm
BOS
- BOJ
2 stops18h 45m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Wed 9/28:50 pm
BOS
- SOF
2 stops19h 10m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$357
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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $670 (Gotogate) |
One-way from | $316 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $910 |
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 June 4, 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
Cheapest round-trip
Quickest round-trip
BostonBurgas
BOS - BOJ
BOSBOJ
Boston Logan Intl
Mon 8/17
3:35 pm-12:20 pm
2 stops13h 45m
Bourgas
Wed 9/23
12:35 pm-5:40 pm
1 stop12h 05m
$693
BostonVarna
BOS - VAR
BOSVAR
Boston Logan Intl
Wed 8/19
9:50 pm-9:20 pm
1 stop16h 30m
Varna
Tue 10/13
9:20 am-7:55 pm
1 stop17h 35m
$700
BostonVarna
BOS - VAR
BOSVAR
Boston Logan Intl
Thu 8/20
9:50 pm-9:30 pm
1 stop16h 40m
Varna
Tue 10/13
9:20 am-7:55 pm
1 stop17h 35m
$700
BostonBurgas
BOS - BOJ
BOSBOJ
Boston Logan Intl
Mon 8/17
5:45 pm-6:20 pm
1 stop17h 35m
Bourgas
Wed 9/23
12:35 pm-5:40 pm
1 stop12h 05m
$704
BostonBurgas
BOS - BOJ
BOSBOJ
Boston Logan Intl
Mon 8/17
9:30 am-6:20 pm
2 stops25h 50m
Bourgas
Wed 9/16
12:35 pm-5:40 pm
1 stop12h 05m
$706
BostonVarna
BOS - VAR
BOSVAR
Boston Logan Intl
Sun 9/6
9:30 am-7:35 pm
2 stops27h 05m
Varna
Wed 9/16
9:30 pm-5:40 pm
1 stop27h 10m
$729
HartfordSofia
BDL - SOF
BDLSOF
Hartford Bradley Intl
Mon 11/16
6:15 am-1:15 pm
2 stops24h 00m
Sofia
Wed 11/18
2:05 pm-9:47 am
2 stops26h 42m
$740
BostonVarna
BOS - VAR
BOSVAR
Boston Logan Intl
Tue 8/18
9:50 pm-9:20 pm
1 stop16h 30m
Varna
Tue 9/22
9:20 am-7:55 pm
1 stop17h 35m
$762
BostonVarna
BOS - VAR
BOSVAR
Boston Logan Intl
Tue 8/25
6:00 am-12:45 pm
2 stops23h 45m
Varna
Tue 9/22
4:00 pm-1:50 pm
1 stop28h 50m
$785
BostonSofia
BOS - SOF
BOSSOF
Boston Logan Intl
Thu 8/20
12:41 pm-12:10 pm
2 stops16h 29m
Sofia
Sat 9/5
6:10 am-5:40 pm
1 stop18h 30m
$801
Showing 1-10 of 49 resultsSorted by cheapest first
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.
BOS-SOF
BOS-BOJ
BOS-VAR
BDL-SOF
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
USMA-BG0
BOS-SOF
BOS-BOJ
BOS-VAR
BDL-SOF
What is the cheapest month to book a flight from Massachusetts to Bulgaria?
Currently, October is the cheapest month in which you can book a flight from Massachusetts to Bulgaria (average of $316). Flying from Massachusetts to Bulgaria in May is currently the most expensive (average of $461). 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 58 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.
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.
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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.
Complete your trip
Complete your trip to Bulgaria by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Massachusetts to Bulgaria by cabin class
Find flights from Massachusetts to Bulgaria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Massachusetts and Bulgaria flights
Browse other Massachusetts and Bulgaria flight options. Last updated on June 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Bulgaria
Find the right flight back to Massachusetts after your stay in Bulgaria
Massachusetts to Bulgaria flights
Consider these flights traveling from Massachusetts to Bulgaria.
Fly to Bulgaria regions
Consider these flights traveling to Bulgaria regions.
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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$356 | Average$518 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$394 | Average$679 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$396 | Average$495 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$397 | Average$695 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$403 | Average$537 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$410 | Average$510 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$430 | Average$536 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$511 | Average$993 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$514 | Average$745 | FlexibilityNo cancel fee | On-time77% |