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$455+ Cheap flights from Massachusetts to Sofia (SOF)

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SOF
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Massachusetts to Sofia

Keep the following information in mind while searching for Massachusetts to Sofia flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$565
(CheapOair)

One-way from

$455
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$859
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 Sofia
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One-way flight from Massachusetts to Sofia
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Highest demand for flights based on searches. 5% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Massachusetts to Sofia

Cheapest flights from Massachusetts to Sofia
Explore the most affordable flight options available from Massachusetts to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/17. 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.
Fri 5/167:15 pmBOS - SOF
2 stops22h 50mMultiple Airlines
Fri 5/236:15 amSOF - BOS
2 stops18h 35mMultiple Airlines
Deal found 4/17$614
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Mon 7/215:05 pmBOS - SOF
1 stop12h 25mSWISS
Mon 8/253:30 pmSOF - BOS
1 stop30h 55mSWISS
Deal found 4/17$639
This FlightHub deal was found by Cheapflights users on 4/16. 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 10/39:35 pmBOS - SOF
1 stop15h 50mTurkish Airlines
Fri 10/109:25 amSOF - BOS
1 stop17h 15mTurkish Airlines
Deal found 4/16$641
This Lufthansa deal was found by Cheapflights users on 4/16. 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.
Wed 7/3010:00 pmBOS - SOF
1 stop17h 50mLufthansa
Mon 8/187:25 pmSOF - BOS
1 stop29h 15mLufthansa
Deal found 4/16$663
This United Airlines deal was found by Cheapflights users on 4/17. 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 8/1210:20 amBOS - SOF
2 stops24h 30mUnited Airlines
Tue 8/192:00 pmSOF - BOS
2 stops32h 25mUnited Airlines
Deal found 4/17$680
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:29 pmBOS - SOF
2 stops16h 56mAmerican Airlines
Wed 11/193:00 pmSOF - BOS
1 stop30h 00mAmerican Airlines
Deal found 4/17$689
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Thu 11/66:00 amBOS - SOF
2 stops24h 35mAir Canada
Wed 11/196:00 amSOF - BOS
2 stops15h 38mAir Canada
Deal found 4/17$692
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/205:10 pmBOS - SOF
1 stop15h 10mAustrian Airlines
Thu 5/2912:25 pmSOF - BOS
1 stop32h 25mAustrian Airlines
Deal found 4/17$722
This oojo deal was found by Cheapflights users on 4/17. 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.
Tue 4/295:05 pmBOS - SOF
1 stop17h 05mITA Airways
Wed 9/1712:55 pmSOF - BOS
1 stop31h 45mITA Airways
Deal found 4/17$821
This FlightHub deal was found by Cheapflights users on 4/16. 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.
Thu 5/157:14 amBDL - SOF
2 stops30h 11mTurkish Airlines
Sun 6/19:25 amSOF - BDL
2 stops20h 43mTurkish Airlines
Deal found 4/16$830
This oojo deal was found by Cheapflights users on 4/17. 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.
Fri 8/111:00 pmBOS - SOF
1 stop13h 50mIberia
Tue 8/261:00 pmSOF - BOS
1 stop15h 15mIberia
Deal found 4/17$860
This Expedia deal was found by Cheapflights users on 4/17. 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.
Thu 5/151:20 pmBOS - SOF
2 stops17h 10mBritish Airways
Mon 6/28:00 pmSOF - BOS
1 stop28h 10mBritish Airways
Deal found 4/17$871

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts to Sofia 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 April 17, 2025.
Use the filters below to find and compare flights from Massachusetts to Sofia that are best for you.

Fly from

Massachusetts

Fly to

Sofia

Route

Depart

Return

Price

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 5/16

7:15 pm-1:05 am

2 stops22h 50m

Sofia

Fri 5/23

6:15 am-5:50 pm

2 stops18h 35m

$614

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 7/21

5:05 pm-12:30 pm

1 stop12h 25m

Sofia

Mon 8/25

3:30 pm-3:25 pm

1 stop30h 55m

$639

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 10/3

9:35 pm-8:25 pm

1 stop15h 50m

Sofia

Fri 10/10

9:25 am-7:40 pm

1 stop17h 15m

$641

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 7/30

10:00 pm-10:50 pm

1 stop17h 50m

Sofia

Mon 8/18

7:25 pm-5:40 pm

1 stop29h 15m

$663

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 8/12

10:20 am-5:50 pm

2 stops24h 30m

Sofia

Tue 8/19

2:00 pm-3:25 pm

2 stops32h 25m

$680

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 5/20

5:10 pm-3:20 pm

1 stop15h 10m

Sofia

Thu 5/29

12:25 pm-1:50 pm

1 stop32h 25m

$722

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 5/10

7:00 pm-11:15 am

2 stops33h 15m

Sofia

Sat 5/24

6:15 am-9:57 pm

2 stops22h 42m

$793

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 4/29

5:05 pm-5:10 pm

1 stop17h 05m

Sofia

Wed 9/17

12:55 pm-1:40 pm

1 stop31h 45m

$821

HartfordSofia

BDL - SOF

BDLSOF

Hartford Bradley Intl

Thu 5/15

7:14 am-8:25 pm

2 stops30h 11m

Sofia

Sun 6/1

9:25 am-11:08 pm

2 stops20h 43m

$830

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 8/1

11:00 pm-7:50 pm

1 stop13h 50m

Sofia

Tue 8/26

1:00 pm-9:15 pm

1 stop15h 15m

$860

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 22 results
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Best time to book a flight from Massachusetts to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia 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 Sofia

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

Currently, November is the cheapest month in which you can book a flight from Massachusetts to Sofia (average of $632). Flying from Massachusetts to Sofia in June is currently the most expensive (average of $1,243). 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 SOF?

Find hourly flight availability from Massachusetts to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Massachusetts to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sofia by month

Plan your trip to Sofia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sofia ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

Temperature in Sofia by month

Plan your trip to Sofia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sofia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated April 17, 2025.
Read through reviews of airlines operating flights from Massachusetts to Sofia, such as Austrian Airlines, Air France and SWISS. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Austrian Airlines
7.6
Good
775 reviews
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Air France
7.5
Good
1,435 reviews
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
SWISS
7.5
Good
1,580 reviews
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
United Airlines
7.4
Good
8,667 reviews
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Turkish Airlines
7.3
Good
3,769 reviews
Austrian Airlines
7.6
Good
775 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.7

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

Related info for your journey

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

  • What airport do you fly into for flights to Sofia from Massachusetts?

    For a flight from Massachusetts to Sofia, you will be flying into Sofia. Sofia (SOF) is just 4.2 mi from the center of the city.

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

    $462 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Austrian Airlines and Air Serbia, with prices starting from $476 and $638, respectively.

  • What are the most popular routes from Massachusetts to Sofia?

    When deciding which route to take from Massachusetts to Sofia consider Boston Logan Intl - Sofia, Hartford Bradley Intl - Sofia or Provincetown - Sofia as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts to Sofia 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 Sofia?

    Currently, November is the cheapest month in which you can book a flight from Massachusetts to Sofia (average of $632). Flying from Massachusetts to Sofia in June is currently the most expensive (average of $1,243). 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 Sofia

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 Sofia

Discover the top 9 airlines that operate flights from Massachusetts to Sofia. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$514Average$608FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$550Average$825FlexibilityNo cancel feeOn-time70%
SWISSCheapest$558Average$847FlexibilityNo cancel feeOn-time79%
KLMCheapest$624Average$870FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$637Average$948FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$683Average$940FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$687Average$952FlexibilityNo cancel feeOn-time77%
ITA AirwaysCheapest$742Average$931FlexibilityNo cancel feeOn-time81%
Austrian AirlinesCheapest$754Average$973FlexibilityNo cancel feeOn-time78%

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