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Cheap flights from Boston to Bulgaria from $266

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 pm - 1:50 pmBOS  Boston Logan Intl-SOF Sofia
32h 40m3 stops Lisbon Humberto Delgado Madrid Barajas Warsaw Frederic Chopin
Multiple Airlines Logo
10:40 am - 2:45 pmSOF  Sofia-BOS Boston Logan Intl
35h 05m2 stops Madrid Barajas Lisbon Humberto Delgado
$628Multiple Airlines
Mon, Nov 30 - Mon, Dec 14
Multiple Airlines Logo
6:00 pm - 5:00 pmBOS  Boston Logan Intl-SOF Sofia
16h 00m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
10:40 am - 2:45 pmSOF  Sofia-BOS Boston Logan Intl
35h 05m2 stops Madrid Barajas Lisbon Humberto Delgado
$630Multiple Airlines
Mon, Nov 30 - Mon, Dec 14
Turkish Airlines Logo
8:00 pm - 8:55 pmBOS  Boston Logan Intl-SOF Sofia
17h 55m1 stop Istanbul
Turkish Airlines Logo
3:55 pm - 7:55 pmSOF  Sofia-BOS Boston Logan Intl
35h 00m1 stop Istanbul
$754Turkish Airlines
Tue, Dec 8 - Tue, Apr 20
Turkish Airlines Logo
8:00 pm - 3:10 pmBOS  Boston Logan Intl-SOF Sofia
12h 10m1 stop Istanbul
Turkish Airlines Logo
9:45 pm - 6:05 pmSOF  Sofia-BOS Boston Logan Intl
27h 20m1 stop Istanbul
$754Turkish Airlines
Sun, Nov 15 - Tue, Dec 1
SWISS Logo
5:05 pm - 12:40 pmBOS  Boston Logan Intl-SOF Sofia
12h 35m1 stop Zurich
SWISS Logo
3:50 pm - 3:30 pmSOF  Sofia-BOS Boston Logan Intl
30h 40m1 stop Zurich
$783SWISS
Mon, Apr 5 - Mon, Apr 19
SWISS Logo
9:40 pm - 10:20 amBOS  Boston Logan Intl-SOF Sofia
29h 40m1 stop Zurich
SWISS Logo
3:50 pm - 3:30 pmSOF  Sofia-BOS Boston Logan Intl
30h 40m1 stop Zurich
$797SWISS
Mon, Mar 29 - Mon, Apr 12
British Airways Logo
9:30 pm - 8:10 pmBOS  Boston Logan Intl-SOF Sofia
15h 40m1 stop London Heathrow
British Airways Logo
9:05 pm - 6:33 pmSOF  Sofia-BOS Boston Logan Intl
28h 28m2 stops London Heathrow New York John F Kennedy Intl
$798British Airways
Tue, Jan 5 - Wed, Feb 10
British Airways Logo
3:54 pm - 4:20 pmBOS  Boston Logan Intl-SOF Sofia
18h 26m2 stops New York John F Kennedy Intl London Heathrow
British Airways Logo
5:15 pm - 8:40 pmSOF  Sofia-BOS Boston Logan Intl
33h 25m1 stop London Heathrow
$799British Airways
Sun, Mar 14 - Mon, Mar 22
Austrian Airlines Logo
2:16 pm - 6:10 pmBOS  Boston Logan Intl-SOF Sofia
20h 54m2 stops Washington, D.C. Dulles Intl Vienna Intl
Austrian Airlines Logo
8:00 am - 5:25 pmSOF  Sofia-BOS Boston Logan Intl
16h 25m2 stops Vienna Intl Newark
$807Austrian Airlines
Wed, Apr 28 - Wed, May 12
Austrian Airlines Logo
12:00 pm - 11:50 amBOS  Boston Logan Intl-SOF Sofia
16h 50m2 stops Newark Vienna Intl
Austrian Airlines Logo
7:55 am - 5:41 pmSOF  Sofia-BOS Boston Logan Intl
16h 46m2 stops Vienna Intl Newark
$819Austrian Airlines
Mon, Nov 30 - Thu, Dec 10

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Turkish Airlines flights from Boston to Bulgaria

Our best Turkish Airlines deals on Boston to Bulgaria flight tickets
Turkish Airlines
Nov 12
BOS8:00 pmBoston Logan Intl
12h 10m
1 stop
SOF3:10 pmSofia
Nov 25
SOF9:30 amSofia
15h 35m
1 stop
BOS6:05 pmBoston Logan Intl
$745
Turkish Airlines
Nov 15
BOS8:00 pmBoston Logan Intl
12h 10m
1 stop
SOF3:10 pmSofia
Dec 1
SOF9:45 pmSofia
27h 20m
1 stop
BOS6:05 pmBoston Logan Intl
$754
Turkish Airlines
Dec 2
BOS8:00 pmBoston Logan Intl
31h 50m
1 stop
SOF10:50 amSofia
Dec 16
SOF9:45 pmSofia
27h 20m
1 stop
BOS6:05 pmBoston Logan Intl
$760

Austrian Airlines flights from Boston to Bulgaria

Our best Austrian Airlines deals on Boston to Bulgaria flight tickets
Austrian Airlines
Nov 29
BOS6:55 pmBoston Logan Intl
13h 20m
1 stop
VAR3:15 pmVarna
Dec 7
VAR4:00 pmVarna
28h 30m
1 stop
BOS1:30 pmBoston Logan Intl
$834
Austrian Airlines
Nov 29
BOS6:55 pmBoston Logan Intl
13h 20m
1 stop
VAR3:15 pmVarna
Dec 7
VAR4:00 pmVarna
34h 12m
2 stops
BOS7:12 pmBoston Logan Intl
$838
Austrian Airlines
Dec 6
BOS6:55 pmBoston Logan Intl
13h 20m
1 stop
VAR3:15 pmVarna
Dec 14
VAR4:00 pmVarna
28h 30m
1 stop
BOS1:30 pmBoston Logan Intl
$840

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Bulgaria that are best for you.

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Route

Depart

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Price

Cheapest round-trip

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 11/30

10:10 pm-1:50 pm

3 stops32h 40m

Sofia

Mon 12/14

10:40 am-2:45 pm

2 stops35h 05m

$628

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 11/30

6:00 pm-5:00 pm

2 stops16h 00m

Sofia

Mon 12/14

10:40 am-2:45 pm

2 stops35h 05m

$630

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Tue 12/8

8:00 pm-8:55 pm

1 stop17h 55m

Sofia

Tue 4/20

3:55 pm-7:55 pm

1 stop35h 00m

$754

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Sun 11/15

8:00 pm-3:10 pm

1 stop12h 10m

Sofia

Tue 12/1

9:45 pm-6:05 pm

1 stop27h 20m

$754

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 4/5

5:05 pm-12:40 pm

1 stop12h 35m

Sofia

Mon 4/19

3:50 pm-3:30 pm

1 stop30h 40m

$783

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 3/29

9:40 pm-10:20 am

1 stop29h 40m

Sofia

Mon 4/12

3:50 pm-3:30 pm

1 stop30h 40m

$797

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Tue 1/5

9:30 pm-8:10 pm

1 stop15h 40m

Sofia

Wed 2/10

9:05 pm-6:33 pm

2 stops28h 28m

$798

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Sun 3/14

3:54 pm-4:20 pm

2 stops18h 26m

Sofia

Mon 3/22

5:15 pm-8:40 pm

1 stop33h 25m

$799

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Wed 4/28

2:16 pm-6:10 pm

2 stops20h 54m

Sofia

Wed 5/12

8:00 am-5:25 pm

2 stops16h 25m

$807
Quickest round-trip

BostonSofia

BOS Boston Logan Intl - SOF Sofia

BOSSOF

Boston Logan Intl

Mon 11/30

12:00 pm-11:50 am

2 stops16h 50m

Sofia

Thu 12/10

7:55 am-5:41 pm

2 stops16h 46m

$819

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bulgaria from

How to get the cheapest flight ticket from Boston to Bulgaria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $531.

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

You are more likely to see cheaper flights to Bulgaria from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $748 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from Boston for as low as $474 on momondo.

Can stopping save me money on Boston to Bulgaria flights?

You could potentially save up to 62% on your flight if you consider stops on a Boston to Bulgaria flight.

Cheap Boston to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Bulgaria

Best Price Found

$266

Fastest flight time

12h 10m

Direct flights

None
The best one-way flight to Bulgaria from Boston in the past 72 hours is $266. The best round-trip flight deal from Boston to Bulgaria found on momondo in the last 72 hours is $628.
The fastest flight from Boston to Bulgaria takes 12h 10m
There are no direct flights from Boston to Bulgaria. There are no popular flight routes from Boston to Bulgaria.
Search flight deals

Frequently asked questions about flying from Boston to Bulgaria

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Bulgaria?

    Prices for flights from Boston Logan Intl Airport to Bulgaria refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Bulgaria?

  • How old do you have to be to fly from Boston Logan Intl Airport to Bulgaria?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Bulgaria.

  • What documentation or ID do you need to fly to Bulgaria?

    The travel and health documents required for your trip to Bulgaria can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bulgaria. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to Bulgaria

Compare and see reviews for airlines that fly from Boston to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
Austrian AirlinesPriceFrom $357Free CancellationRating
7.5
981 reviews
Search Austrian Airlines flights
Air FrancePriceFrom $396Free CancellationRating
7.5
1,651 reviews
Search Air France flights
KLMPriceFrom $403Free CancellationRating
7.8
1,595 reviews
Search KLM flights
United AirlinesPriceFrom $405Free CancellationRating
7.3
10,460 reviews
Search United Airlines flights
SWISSPriceFrom $410Free CancellationRating
7.5
2,107 reviews
Search SWISS flights
LufthansaPriceFrom $418Free CancellationRating
6.8
8,299 reviews
Search Lufthansa flights
British AirwaysPriceFrom $430Free CancellationRating
6.7
8,279 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $514Free CancellationRating
7.4
4,464 reviews
Search Turkish Airlines flights
ITA AirwaysPriceFrom $694Free CancellationRating
6.8
1,413 reviews
Search ITA Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Bulgaria?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Bulgaria. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Bulgaria with flexible booking policies on momondo?

Yes. All flights to Bulgaria from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to Bulgaria?

momondo helps you find the best flight between Boston and Bulgaria by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Bulgaria right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bulgaria, momondo offers a useful price alert feature which will track prices for flights to Bulgaria from Boston and alert you when they change.

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