Cheap flights from Boston (BOS) to Sofia (SOF)

BOS — SOF
Aug 16 — Aug 231

The best prices from Boston Logan Intl to Sofia are usually found in November or February, booked 50 days in advance, depart on a Monday or Tuesday and return on a Wednesday

How to find the cheapest flight from Boston (BOS) to Sofia (SOF)

All the information you need to plan the best BOS to SOF flight in 2022: compare Boston to Sofia flight prices with the expected peak season, weather and rainfall in Sofia.

BOS - SOF

Price

$543 - $920

SOF

Temperature

30.2 - 68 °F

SOF

Rainfall

1.2 - 2.8 inches

Popular inJuneHigh demand for flights, 28% potential price rise
Cheapest inNovemberBest time to find cheap flights, 18% potential price drop
Round-trip from$543From Boston Logan Intl to Sofia
One-way from$453One-way flight from Boston Logan Intl to Sofia

What is the cheapest day to fly round-trip from Boston to Sofia?

Thursday flights are found to be more expensive to fly from Boston to Sofia. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sofia.

How far in advance should I book a flight from Boston to Sofia?

Travelers have found it’s best to book a flight 51 days in advance to save up to 18% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Sofia 1-2 weeks in advance for as low as $753, or $864 for flights within the next 24 hours.

What is the cheapest month to fly from Boston to Sofia?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, November can be a great choice for travel to Sofia. Flights to Sofia from Boston in November are about $665 on average during November, but can be found for as low as $510.

When is the cheapest time to fly from Boston to Sofia (BOS - SOF)?

When flying from Boston to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight at noon.

Cheap flights from Boston to Sofia in August, September 2022

The best prices found for BOS to SOF flights for August, September
Sep 7 - Sep 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

13h 55m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

32h 50m
$521

Turkish Airlines

Pick Dates

Deal found 11/8/22

Sep 20 - Oct 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

26h 10m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

28h 25m
$551

Turkish Airlines

Pick Dates

Deal found 10/8/22

Sep 7 - Sep 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

13h 55m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

21h 05m
$555

Turkish Airlines

Pick Dates

Deal found 10/8/22

Boston to Sofia 2022 flight deals

Cheap flights to Sofia from Boston found for this year
Nov 8 - Nov 22
BOS

Boston Logan Intl

SOF

Sofia

1 stop

28h 05m
SOF

Sofia

BOS

Boston Logan Intl

2 stops

19h 05m
$414

Multiple Airlines

Pick Dates

Deal found 9/8/22

Dec 13 - Jan 17
BOS

Boston Logan Intl

SOF

Sofia

1 stop

19h 30m
SOF

Sofia

BOS

Boston Logan Intl

2 stops

19h 05m
$463

Multiple Airlines

Pick Dates

Deal found 9/8/22

Dec 13 - Jan 17
BOS

Boston Logan Intl

SOF

Sofia

1 stop

19h 30m
SOF

Sofia

BOS

Boston Logan Intl

2 stops

19h 05m
$468

Multiple Airlines

Pick Dates

Deal found 8/8/22

Cheap Turkish Airlines flights from Boston to Sofia

Sep 7 - Sep 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

13h 55m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

21h 05m
$521

Turkish Airlines

Pick Dates

Deal found 8/8/22

Sep 20 - Oct 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

26h 10m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

28h 25m
$551

Turkish Airlines

Pick Dates

Deal found 10/8/22

Sep 7 - Sep 21
BOS

Boston Logan Intl

SOF

Sofia

1 stop

13h 55m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

21h 05m
$555

Turkish Airlines

Pick Dates

Deal found 10/8/22

Cheap Lufthansa flights from Boston to Sofia

Nov 1 - Nov 15
BOS

Boston Logan Intl

SOF

Sofia

1 stop

14h 45m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

19h 35m
$558

Lufthansa

Pick Dates

Deal found 8/8/22

Sep 28 - Oct 12
BOS

Boston Logan Intl

SOF

Sofia

2 stops

20h 20m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

12h 05m
$559

Lufthansa

Pick Dates

Deal found 8/8/22

Dec 13 - Jan 13
BOS

Boston Logan Intl

SOF

Sofia

1 stop

14h 45m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

11h 50m
$562

Lufthansa

Pick Dates

Deal found 9/8/22

Last minute flights from Boston to Sofia

Late deals on return flights to Sofia from Boston, departing today and this week
Aug 16 - Sep 5
BOS

Boston Logan Intl

SOF

Sofia

1 stop

13h 35m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

22h 50m
$570

Air France

Pick Dates

Deal found 8/8/22

Aug 16 - Sep 5
BOS

Boston Logan Intl

SOF

Sofia

2 stops

19h 20m
SOF

Sofia

BOS

Boston Logan Intl

1 stop

22h 50m
$575

Delta

Pick Dates

Deal found 8/8/22

Aug 16 - Sep 5
BOS

Boston Logan Intl

SOF

Sofia

2 stops

21h 25m
SOF

Sofia

BOS

Boston Logan Intl

2 stops

29h 44m
$585

Delta

Pick Dates

Deal found 8/8/22

One-way flights to Sofia from Boston

The cheapest one-way flights from Boston to Sofia
Sep 7
BOS

Boston Logan Intl

SOF

Sofia

3 stops

33h 25m
$304

Multiple Airlines

Pick Dates

Deal found 8/8/22

Sep 14
BOS

Boston Logan Intl

SOF

Sofia

3 stops

51h 20m
$324

Multiple Airlines

Pick Dates

Deal found 9/8/22

Nov 21
BOS

Boston Logan Intl

SOF

Sofia

2 stops

25h 40m
$326

Multiple Airlines

Pick Dates

Deal found 10/8/22

Related info for your journey

Useful info, stats and facts about Boston to Sofia flights.

Which airlines flying from Boston Logan Intl to Sofia have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Boston Logan Intl to Sofia that may be offering flexible cancellation policies are Lufthansa, KLM, and Turkish Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Boston to Sofia for under $500 on Cheapflights?

Yes, there are multiple flights from Boston to Sofia for under $500. The cheapest flight booked recently is on Multiple Airlines for just $404, but on average you can expect to pay $482.

Are there last-minute flights available from Boston to Sofia for under $600?

There are currently 20+ open flights from Boston to Sofia within the next 7 days for less than $600.

How popular is this Boston to Sofia flight route?

This flight path from Boston Logan Intl to Sofia was viewed by 32 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Boston to Sofia round-trip?

Turkish Airlines, at $521, was found to be the cheapest airline from Boston to Sofia. An alternate airline flying to your destination would be Lufthansa. Turkish Airlines is 21% cheaper than the average price of flights available within the next 90 days to this destination.

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

One-way options have recently been found by users for as low as $403 on Turkish Airlines. Other airlines that offer cheap prices include British Airways from $485 and Lufthansa from $526 one-way.

What are the most popular airlines that fly from Boston to Sofia?

Consider Undisclosed Carrier, American Airlines or Air France when booking your flight. These represent the most popular airlines when flying from Boston to Sofia.

What are the cheapest flights from Boston to Sofia?

On average you can expect to pay $1,679 for a flight from Boston to Sofia. The cheapest flight overall is $537 while the most popular route, (Boston Logan Intl - Sofia) is currently priced at $414.

Top 10 airlines flying from Boston to Sofia

The chart below displays the airlines Cheapflights users traveling from Boston to Sofia choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$16Average$21FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
DeltaCheapest$481Average$722FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Turkish AirlinesCheapest$521Average$719FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Turkish Airlines flights
KLMCheapest$525Average$619FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
LufthansaCheapest$527Average$754FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
Air FranceCheapest$540Average$723FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Air France flights
American AirlinesCheapest$624Average$843FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
British AirwaysCheapest$624Average$825FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights
United AirlinesCheapest$641Average$940FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
SWISSCheapest$704Average$1,193FlexibilityNo cancel feeOn-time79%COVID-19 safety
Search SWISS flights