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Cheap flights from the United States to Bulgaria from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Bulgaria departing on 5/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Bulgaria

Recent round-trip flight deals from the United States to Bulgaria

Enter your travel dates to find the best prices.
Austrian Airlines Logo
6:10 pm - 11:55 pm
JFK
-
SOF
22h 45m
1 stop
Austrian Airlines Logo
12:35 pm - 2:15 pm
SOF
-
JFK
32h 40m
1 stop
$579Austrian Airlines
Wed, Nov 4 - Wed, Nov 18
Austrian Airlines Logo
6:10 pm - 11:50 am
JFK
-
SOF
10h 40m
1 stop
Austrian Airlines Logo
6:45 pm - 2:15 pm
SOF
-
JFK
26h 30m
1 stop
$580Austrian Airlines
Wed, Nov 4 - Wed, Nov 18
Austrian Airlines Logo
6:10 pm - 11:50 am
JFK
-
SOF
10h 40m
1 stop
Austrian Airlines Logo
7:55 am - 2:15 pm
SOF
-
JFK
13h 20m
1 stop
$582Austrian Airlines
Wed, Nov 4 - Wed, Nov 18
United Airlines Logo
5:00 pm - 12:10 pm
BOS
-
SOF
36h 10m
2 stops
United Airlines Logo
7:55 am - 1:30 pm
SOF
-
BOS
12h 35m
1 stop
$622United Airlines
Sat, Aug 15 - Tue, Dec 15
Turkish Airlines Logo
9:50 pm - 8:15 pm
BOS
-
SOF
15h 25m
1 stop
Turkish Airlines Logo
9:05 pm - 7:55 pm
SOF
-
BOS
29h 50m
1 stop
$624Turkish Airlines
Tue, Oct 6 - Tue, Oct 20
Turkish Airlines Logo
9:50 pm - 8:15 pm
BOS
-
SOF
15h 25m
1 stop
Turkish Airlines Logo
3:50 pm - 7:55 pm
SOF
-
BOS
35h 05m
1 stop
$628Turkish Airlines
Tue, Oct 13 - Wed, Oct 21
United Airlines Logo
5:59 pm - 12:10 pm
BOS
-
SOF
35h 11m
2 stops
United Airlines Logo
7:55 am - 11:54 pm
SOF
-
BOS
22h 59m
2 stops
$629United Airlines
Sat, Aug 15 - Tue, Dec 15
KLM Logo
7:00 am - 2:00 pm
SFO
-
SOF
21h 00m
2 stops
KLM Logo
7:00 am - 4:51 pm
SOF
-
SFO
19h 51m
2 stops
$765KLM
Wed, Aug 5 - Wed, Aug 19
Lufthansa Logo
10:20 pm - 11:15 pm
IAD
-
SOF
17h 55m
1 stop
Lufthansa Logo
7:25 pm - 7:25 pm
SOF
-
IAD
31h 00m
1 stop
$813Lufthansa
Sun, Aug 9 - Sun, Aug 23
KLM Logo
2:31 pm - 2:00 pm
ORD
-
SOF
15h 29m
2 stops
KLM Logo
7:00 am - 4:54 pm
SOF
-
ORD
17h 54m
2 stops
$847KLM
Sat, Aug 1 - Wed, Aug 26

Austrian Airlines flights from United States to Bulgaria

Our best Austrian Airlines deals on United States to Bulgaria flight tickets
Austrian Airlines
Nov 4
JFK6:10 pmNew York John F Kennedy Intl
22h 45m
1 stop
SOF11:55 pmSofia
Nov 18
SOF12:35 pmSofia
32h 40m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$579
Austrian Airlines
Nov 4
JFK6:10 pmNew York John F Kennedy Intl
10h 40m
1 stop
SOF11:50 amSofia
Nov 18
SOF6:45 pmSofia
26h 30m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$580
Austrian Airlines
Nov 4
JFK6:10 pmNew York John F Kennedy Intl
10h 40m
1 stop
SOF11:50 amSofia
Nov 18
SOF7:55 amSofia
13h 20m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$582

KLM flights from United States to Bulgaria

Our best KLM deals on United States to Bulgaria flight tickets
KLM
Nov 1
JFK6:30 pmNew York John F Kennedy Intl
12h 35m
1 stop
SOF2:05 pmSofia
Nov 17
SOF7:00 amSofia
14h 02m
1 stop
JFK2:02 pmNew York John F Kennedy Intl
$629
KLM
Nov 4
JFK10:45 pmNew York John F Kennedy Intl
32h 20m
1 stop
SOF2:05 pmSofia
Nov 18
SOF7:00 amSofia
17h 04m
2 stops
JFK5:04 pmNew York John F Kennedy Intl
$640
KLM
Jul 14
BOS4:40 pmBoston Logan Intl
14h 20m
1 stop
SOF2:00 pmSofia
Aug 25
SOF7:00 amSofia
13h 18m
1 stop
BOS1:18 pmBoston Logan Intl
$659

momondo Fare Finder

 
Customize your flight search to find flights from United States to Bulgaria 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, momondo users made 832,500 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from the United States to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Wed 11/4

6:10 pm-11:55 pm

1 stop22h 45m

Sofia

Wed 11/18

12:35 pm-2:15 pm

1 stop32h 40m

$579

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Wed 11/4

6:10 pm-11:50 am

1 stop10h 40m

Sofia

Wed 11/18

6:45 pm-2:15 pm

1 stop26h 30m

$580
Quickest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Wed 11/4

6:10 pm-11:50 am

1 stop10h 40m

Sofia

Wed 11/18

7:55 am-2:15 pm

1 stop13h 20m

$582

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 8/15

5:00 pm-12:10 pm

2 stops36h 10m

Sofia

Tue 12/15

7:55 am-1:30 pm

1 stop12h 35m

$622

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 10/6

9:50 pm-8:15 pm

1 stop15h 25m

Sofia

Tue 10/20

9:05 pm-7:55 pm

1 stop29h 50m

$624

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 10/13

9:50 pm-8:15 pm

1 stop15h 25m

Sofia

Wed 10/21

3:50 pm-7:55 pm

1 stop35h 05m

$628

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 8/15

5:59 pm-12:10 pm

2 stops35h 11m

Sofia

Tue 12/15

7:55 am-11:54 pm

2 stops22h 59m

$629

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 8/5

7:00 am-2:00 pm

2 stops21h 00m

Sofia

Wed 8/19

7:00 am-4:51 pm

2 stops19h 51m

$765

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Sun 8/9

10:20 pm-11:15 pm

1 stop17h 55m

Sofia

Sun 8/23

7:25 pm-7:25 pm

1 stop31h 00m

$813

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Sat 8/1

2:31 pm-2:00 pm

2 stops15h 29m

Sofia

Wed 8/26

7:00 am-4:54 pm

2 stops17h 54m

$847

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 United States 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 March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $699.

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

You are more likely to see cheaper flights to Bulgaria from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $671 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from United States for as low as $588 on momondo.

Can stopping save me money on United States to Bulgaria flights?

You could potentially save up to 37% on your flight if you consider stops on a United States to Bulgaria flight.

Cheap United States to Bulgaria flight deals and tips

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

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from United States to Bulgaria takes 10h 35m
There are no direct flights from United States to Bulgaria. There are no popular flight routes from United States to Bulgaria.
Search flight deals

Frequently asked questions about flying from the United States to Bulgaria

  • When did momondo last update prices for flights from United States to Bulgaria?

    Prices for flights from United States to Bulgaria refresh daily.

  • How many operators does momondo search for flights from United States to Bulgaria?

  • How old do you have to be to fly from United States 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 United States to Bulgaria.

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

    The required travel and health documents for your Bulgaria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bulgaria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United States to Bulgaria

Compare and see reviews for airlines that fly from United States to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $193Free CancellationRating
7.6
1,937 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
916 reviews
Search Austrian Airlines flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,357 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,585 reviews
Search Air France flights
KLMPriceFrom $403Free CancellationRating
7.8
1,513 reviews
Search KLM flights
British AirwaysPriceFrom $406Free CancellationRating
6.7
7,964 reviews
Search British Airways flights
United AirlinesPriceFrom $409Free CancellationRating
7.4
9,695 reviews
Search United Airlines flights
LOTPriceFrom $413Free CancellationRating
7.5
1,190 reviews
Search LOT flights
LufthansaPriceFrom $416Free CancellationRating
6.8
7,985 reviews
Search Lufthansa flights
JetBluePriceFrom $478Free CancellationRating
7.1
2,977 reviews
Search JetBlue flights

Why use momondo?

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

Finding the right flight to Bulgaria from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bulgaria quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for United States to Bulgaria flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Bulgaria?

momondo helps you find the best flight between United States 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 United States to Bulgaria right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bulgaria from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Bulgaria trip

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