How does KAYAK find such low prices on flights from Massachusetts to Sofia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Sofia. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Sofia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Massachusetts to Sofia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Massachusetts with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Sofia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$318 Cheap Flights from Massachusetts to Sofia

SOF

KAYAK searches hundreds of travel sites at once for deals on flights to Sofia

...and more

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Cheapest round-trip

$347

Overall average: $593

Lufthansa

Wed 1/21Wed 1/28

BOS - SOF • 2 stops

Cheapest one-way

$318

Typical prices: $589-$1,250

Multiple Airlines

Sat 1/10

BOS - SOF • 3 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Sofia!

Flight Deals

Cheap Flights from Massachusetts to Sofia

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Massachusetts to Sofia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Massachusetts to Sofia

Wed, Jan 21 - Wed, Jan 28

2:20 pm - 1:15 pm

BOS

SOF

15h 55m2 stops

2:00 pm - 6:35 pm

SOF

BOS

11h 35m1 stop

$347Lufthansa

Wed, Jan 21 - Wed, Jan 28

8:40 pm - 6:20 pm

BOS

SOF

14h 40m1 stop

2:00 pm - 6:35 pm

SOF

BOS

11h 35m1 stop

$362Lufthansa

Wed, Jan 14 - Tue, Jan 27

10:15 am - 3:15 pm

BOS

SOF

22h 00m2 stops

7:55 am - 2:52 pm

SOF

BOS

37h 57m2 stops

$375Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

9:50 pm - 3:15 pm

BOS

SOF

10h 25m1 stop

6:05 am - 6:02 pm

SOF

BOS

18h 57m2 stops

$385Multiple Airlines

Wed, Jan 14 - Tue, Jan 27

8:40 pm - 10:45 pm

BOS

SOF

19h 05m1 stop

2:15 pm - 10:02 am

SOF

BOS

26h 47m2 stops

$388Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

9:50 pm - 3:15 pm

BOS

SOF

10h 25m1 stop

2:00 pm - 6:35 pm

SOF

BOS

11h 35m1 stop

$390Multiple Airlines

Wed, Jan 21 - Thu, Jan 29

6:30 pm - 2:05 pm

BOS

SOF

12h 35m1 stop

7:10 am - 1:40 pm

SOF

BOS

13h 30m1 stop

$396Air France

Thu, Jan 29 - Mon, Feb 2

9:55 am - 10:45 pm

BDL

SOF

29h 50m2 stops

6:10 am - 11:44 pm

SOF

BDL

24h 34m2 stops

$545United Airlines

Thu, Jan 29 - Mon, Feb 2

4:46 pm - 10:45 pm

BDL

SOF

22h 59m2 stops

6:10 am - 9:29 pm

SOF

BDL

46h 19m3 stops

$556United Airlines

Wed, May 13 - Tue, May 19

6:40 am - 1:55 pm

BDL

SOF

24h 15m2 stops

6:45 pm - 11:54 pm

SOF

BDL

36h 09m2 stops

$758LOT

Useful Info

Low season	January
High season	July
Cheapest flight	$318

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 8% increase in price.

Flight from Boston to Sofia

How does KAYAK find such low prices on flights from Massachusetts to Sofia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Sofia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Sofia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Massachusetts to Sofia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Massachusetts with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Sofia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Velingrad

Sandanski

Everything you need to know for your flight to Sofia

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Sofia

Sofia (SOF)

SOF

$322 Find Cheap Flights from Massachusetts to Sofia

KAYAK searches hundreds of travel sites at once for deals on flights to Sofia

Everything you should know

Cheap Flights from Massachusetts to Sofia

Recent round-trip flight deals from Massachusetts to Sofia

Recent one-way flight deals from Massachusetts to Sofia

Recent last minute flight deals from Massachusetts to Sofia

Good to know

FAQs for booking flights from Massachusetts to Sofia

How does KAYAK find such low prices on flights from Massachusetts to Sofia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Sofia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Sofia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Massachusetts to Sofia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Massachusetts with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Sofia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Sofia?

Everything you need to know for your flight to Sofia

Information on the airport you'll fly into in Sofia

Cabin class types available on flights to Massachusetts

Complete your trip to Sofia with a hotel stay or car rental

Find direct flights for Sofia

Flights to other popular destinations

Flights from domestic origins to Sofia

Choose which airport to fly into in Sofia

Find deals for your return flight