HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Massachusetts

$411+ Cheap flights from Sofia (SOF) 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — BOS
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sofia to Massachusetts with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sofia to Massachusetts

Keep the following information in mind while searching for Sofia to Massachusetts flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$516
(Kiwi.com)

One-way from

$411
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$751
Provider with most accurate pricing for Sofia-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-Boston Logan Intl flights.
Search Deals
From Sofia to Massachusetts
Search Deals
One-way flight from Sofia to Massachusetts
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Sofia to Massachusetts

Cheapest flights from Sofia to Massachusetts
Explore the most affordable flight options available from Sofia to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mié. 12/244:45 pmSOF - BOS
1 stop35h 10mMultiple Airlines
jue. 2/2610:40 pmBOS - SOF
2 stops34h 00mMultiple Airlines
Deal found 10/28$581
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mar. 12/238:35 pmSOF - BOS
2 stops55h 20mMultiple Airlines
jue. 2/2610:40 pmBOS - SOF
1 stop17h 50mMultiple Airlines
Deal found 10/28$586
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/159:45 amSOF - BOS
2 stops15h 05mMultiple Airlines
jue. 11/2011:35 amBOS - SOF
2 stops26h 25mMultiple Airlines
Deal found 10/29$604
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/106:10 amSOF - BOS
1 stop14h 15mLufthansa
lun. 11/247:38 pmBOS - SOF
2 stops20h 07mLufthansa
Deal found 10/29$628
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
jue. 12/252:35 pmSOF - BOS
2 stops16h 19mLufthansa
mié. 2/258:40 pmBOS - SOF
1 stop14h 40mLufthansa
Deal found 10/28$637
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
jue. 12/256:00 amSOF - BOS
2 stops21h 55mMultiple Airlines
jue. 2/2610:40 pmBOS - SOF
1 stop17h 50mMultiple Airlines
Deal found 10/28$645
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
dom. 12/74:45 pmSOF - BOS
1 stop35h 10mMultiple Airlines
sáb. 12/135:10 pmBOS - SOF
2 stops19h 55mMultiple Airlines
Deal found 10/28$646
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/106:10 amSOF - BOS
2 stops20h 02mAir Canada
lun. 11/2410:15 amBOS - SOF
2 stops20h 00mAir Canada
Deal found 10/29$656

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sofia 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 octubre 30, 2025.
Use the filters below to find and compare flights from Sofia to Massachusetts that are best for you.

Fly from

Sofia

Fly to

Massachusetts

Route

Depart

Return

Price

SofiaBoston

SOF - BOS

SOFBOS

Sofia

lun. 11/10

6:10 am-1:25 pm

1 stop14h 15m

Boston Logan Intl

lun. 11/24

7:38 pm-10:45 pm

2 stops20h 07m

$628

SofiaBoston

SOF - BOS

SOFBOS

Sofia

lun. 11/10

6:10 am-7:12 pm

2 stops20h 02m

Boston Logan Intl

lun. 11/24

10:15 am-1:15 pm

2 stops20h 00m

$656

SofiaBoston

SOF - BOS

SOFBOS

Sofia

lun. 11/10

6:10 am-1:25 pm

1 stop14h 15m

Boston Logan Intl

lun. 11/24

8:40 pm-6:20 pm

1 stop14h 40m

$660

SofiaBoston

SOF - BOS

SOFBOS

Sofia

mié. 12/24

6:10 am-1:25 pm

1 stop14h 15m

Boston Logan Intl

lun. 2/23

4:15 pm-10:45 pm

2 stops23h 30m

$661

SofiaBoston

SOF - BOS

SOFBOS

Sofia

mié. 12/24

6:10 am-7:42 pm

2 stops20h 32m

Boston Logan Intl

mar. 2/24

3:40 pm-6:15 pm

2 stops19h 35m

$662

SofiaBoston

SOF - BOS

SOFBOS

Sofia

mié. 1/14

6:10 am-1:35 pm

1 stop14h 25m

Boston Logan Intl

sáb. 5/30

3:20 pm-1:05 pm

2 stops14h 45m

$663

SofiaBoston

SOF - BOS

SOFBOS

Sofia

jue. 1/15

6:00 am-1:35 pm

1 stop14h 35m

Boston Logan Intl

sáb. 5/30

3:20 pm-1:05 pm

2 stops14h 45m

$663

SofiaBoston

SOF - BOS

SOFBOS

Sofia

sáb. 1/17

2:25 pm-11:49 pm

2 stops16h 24m

Boston Logan Intl

mar. 5/26

1:30 pm-12:00 pm

2 stops15h 30m

$665

SofiaBoston

SOF - BOS

SOFBOS

Sofia

jue. 11/20

6:00 am-1:25 pm

1 stop14h 25m

Boston Logan Intl

mié. 12/10

12:50 pm-10:45 pm

2 stops26h 55m

$666

SofiaBoston

SOF - BOS

SOFBOS

Sofia

mié. 12/24

6:10 am-7:42 pm

2 stops20h 32m

Boston Logan Intl

jue. 2/26

4:15 pm-1:50 pm

2 stops14h 35m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 17 results
1
2

Best time to book a flight from Sofia to Massachusetts

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

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

Currently, March is the cheapest month in which you can book a flight from Sofia to Massachusetts (average of $517). Flying from Sofia to Massachusetts in August is currently the most expensive (average of $592). 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 SOF to MA?

Find hourly flight availability from Sofia to Massachusetts. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

One of the essential ways to save on airfare from Sofia to Massachusetts is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 16% on airfare.

What is the cheapest day to fly from Sofia to Massachusetts?

Use this chart to determine the cheapest time to fly round-trip from Sofia to Massachusetts. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Sofia to Massachusetts flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Sofia to Massachusetts?

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 octubre 30, 2025.
Read through reviews of airlines operating flights from Sofia to Massachusetts, such as KLM, United Airlines, and Turkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
8,998 reviews
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,031 reviews
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,541 reviews
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,487 reviews
KLM
7.7
Good
1,406 reviews

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Sofia to Massachusetts. 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 from for flights from Sofia to Massachusetts?

    If you book a flight to Massachusetts from Sofia, you will be flying from Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia.

  • How long is the flight from Sofia to Massachusetts?

    Airlines like Lufthansa, Air Canada, and United Airlines fly from Sofia to Massachusetts in about 14h 15m. The time it takes to get you to your destination can typically vary by up to 5h 47m. There are 4521 mi between Sofia and Massachusetts. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Sofia to Massachusetts (average of $517). Flying from Sofia to Massachusetts in August is currently the most expensive (average of $592). 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

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 Sofia to Massachusetts

See prices for flight routes from nearby airports that may be better suited for you.
Sofia to John F Kennedy Intl flights
Sofia to O'Hare Intl flights
Sofia to Newark flights
Sofia to LaGuardia flights
Sofia to Dallas/Fort Worth flights
Sofia to Boston flights
Sofia to Los Angeles flights
Sofia to San Francisco flights
Sofia to Baltimore flights
Sofia to Ontario flights
Sofia to Santa Ana flights
Sofia to Miami flights
Sofia to Midway flights
Sofia to Dulles Intl flights
Sofia to Las Vegas flights
Sofia to Philadelphia flights
Sofia to Tampa flights
Sofia to Orlando flights
Sofia to Hobby flights
Sofia to Charlotte flights
Sofia to Seattle flights
Sofia to George Bush Intcntl flights
Sofia to Fort Lauderdale flights
Sofia to Denver flights
Sofia to Minneapolis flights
Sofia to Buffalo flights
Sofia to Honolulu flights
Sofia to Norfolk flights
Sofia to Indianapolis flights
Sofia to San Jose flights
Sofia to Florence flights
Sofia to Tulsa flights
Sofia to West Palm Beach flights
Sofia to Portland flights
Sofia to Richmond flights
Sofia to Raleigh flights
Sofia to Fayetteville flights
Sofia to Providence flights
Sofia to Oakland flights
Sofia to Kailua-Kona flights

Top 9 airlines flying from Sofia to Massachusetts

Discover the top 9 airlines that operate flights from Sofia 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$494Average$688FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$533Average$689FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$538Average$647FlexibilityNo cancel feeOn-time77%
KLMCheapest$556Average$661FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$580Average$733FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$583Average$707FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$588Average$671FlexibilityNo cancel feeOn-time78%
SWISSCheapest$594Average$746FlexibilityNo cancel feeOn-time79%
ITA AirwaysCheapest$819Average$878FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.