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Cheap flights from the United States to Bulgaria from $259

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 8/3. 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.
Air Canada Logo
8:00 am - 12:10 pm
SEA
-
SOF
18h 10m
2 stops
Air Canada Logo
6:10 am - 10:42 pm
SOF
-
SEA
26h 32m
2 stops
$522Air Canada
Wed, Oct 7 - Tue, Oct 20
Lufthansa Logo
2:10 pm - 6:05 pm
SEA
-
SOF
17h 55m
1 stop
Lufthansa Logo
7:25 pm - 4:59 pm
SOF
-
SEA
31h 34m
1 stop
$539Lufthansa
Wed, Sep 2 - Mon, Sep 28
Lufthansa Logo
2:10 pm - 6:05 pm
SEA
-
SOF
17h 55m
1 stop
Lufthansa Logo
6:10 am - 11:55 am
SOF
-
SEA
15h 45m
2 stops
$610Lufthansa
Wed, Sep 2 - Mon, Sep 28
Austrian Airlines Logo
8:10 am - 6:20 pm
SEA
-
SOF
24h 10m
2 stops
Austrian Airlines Logo
8:00 am - 6:52 pm
SOF
-
SEA
20h 52m
2 stops
$614Austrian Airlines
Thu, Sep 10 - Thu, Sep 24
LOT Logo
10:20 pm - 6:00 pm
JFK
-
SOF
12h 40m
1 stop
LOT Logo
6:35 pm - 8:35 pm
SOF
-
JFK
33h 00m
1 stop
$636LOT
Tue, Oct 20 - Tue, Nov 3
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
$640Austrian Airlines
Tue, Nov 3 - Tue, Nov 17
United Airlines Logo
2:32 pm - 1:25 pm
LGA
-
SOF
15h 53m
2 stops
United Airlines Logo
6:25 am - 2:42 pm
SOF
-
LGA
15h 17m
2 stops
$694United Airlines
Mon, Nov 9 - Thu, Nov 19
United Airlines Logo
8:45 am - 12:10 pm
LGA
-
SOF
20h 25m
2 stops
United Airlines Logo
8:00 am - 6:25 pm
SOF
-
LGA
17h 25m
2 stops
$702United Airlines
Tue, Aug 18 - Fri, Aug 28
KLM Logo
1:27 pm - 2:00 pm
MDW
-
SOF
16h 33m
2 stops
KLM Logo
7:00 am - 4:27 pm
SOF
-
MDW
17h 27m
2 stops
$877KLM
Sun, Aug 9 - Mon, Aug 31
KLM Logo
1:27 pm - 2:00 pm
MDW
-
SOF
16h 33m
2 stops
KLM Logo
7:00 am - 6:01 pm
SOF
-
MDW
19h 01m
2 stops
$897KLM
Sat, Aug 8 - Mon, Aug 24

Air Canada flights from United States to Bulgaria

Our best Air Canada deals on United States to Bulgaria flight tickets
Air Canada
Oct 7
SEA8:00 amSeattle/Tacoma Intl
18h 10m
2 stops
SOF12:10 pmSofia
Oct 20
SOF6:10 amSofia
26h 32m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$522
Air Canada
Oct 13
LGA11:35 amNew York LaGuardia
17h 35m
2 stops
SOF12:10 pmSofia
Nov 11
SOF2:00 pmSofia
14h 32m
2 stops
LGA9:32 pmNew York LaGuardia
$667
Air Canada
Oct 12
LGA3:30 pmNew York LaGuardia
20h 10m
2 stops
SOF6:40 pmSofia
Nov 12
SOF6:25 amSofia
22h 07m
2 stops
LGA9:32 pmNew York LaGuardia
$671

Air France flights from United States to Bulgaria

Our best Air France deals on United States to Bulgaria flight tickets
Air France
Jul 28
JFK4:30 pmNew York John F Kennedy Intl
14h 30m
1 stop
SOF2:00 pmSofia
Aug 13
SOF7:00 amSofia
18h 45m
1 stop
JFK6:45 pmNew York John F Kennedy Intl
$687
Air France
Jul 27
JFK6:30 pmNew York John F Kennedy Intl
12h 30m
1 stop
SOF2:00 pmSofia
Aug 13
SOF7:00 amSofia
20h 45m
1 stop
JFK8:45 pmNew York John F Kennedy Intl
$688
Air France
Jun 1
BOS1:29 pmBoston Logan Intl
17h 31m
2 stops
SOF2:00 pmSofia
Jun 11
SOF7:00 amSofia
13h 37m
1 stop
BOS1:37 pmBoston Logan Intl
$975

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 23, 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

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 10/7

8:00 am-12:10 pm

2 stops18h 10m

Sofia

Tue 10/20

6:10 am-10:42 pm

2 stops26h 32m

$522

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 9/2

2:10 pm-6:05 pm

1 stop17h 55m

Sofia

Mon 9/28

7:25 pm-4:59 pm

1 stop31h 34m

$539

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 9/2

2:10 pm-6:05 pm

1 stop17h 55m

Sofia

Mon 9/28

6:10 am-11:55 am

2 stops15h 45m

$610

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Thu 9/10

8:10 am-6:20 pm

2 stops24h 10m

Sofia

Thu 9/24

8:00 am-6:52 pm

2 stops20h 52m

$614

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 10/20

10:20 pm-6:00 pm

1 stop12h 40m

Sofia

Tue 11/3

6:35 pm-8:35 pm

1 stop33h 00m

$636
Quickest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 11/3

6:10 pm-11:50 am

1 stop10h 40m

Sofia

Tue 11/17

7:55 am-2:15 pm

1 stop13h 20m

$640

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Mon 11/9

2:32 pm-1:25 pm

2 stops15h 53m

Sofia

Thu 11/19

6:25 am-2:42 pm

2 stops15h 17m

$694

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Tue 8/18

8:45 am-12:10 pm

2 stops20h 25m

Sofia

Fri 8/28

8:00 am-6:25 pm

2 stops17h 25m

$702

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Sun 8/9

1:27 pm-2:00 pm

2 stops16h 33m

Sofia

Mon 8/31

7:00 am-4:27 pm

2 stops17h 27m

$877

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Sat 8/8

1:27 pm-2:00 pm

2 stops16h 33m

Sofia

Mon 8/24

7:00 am-6:01 pm

2 stops19h 01m

$897

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 April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $681.

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 00m

Direct flights

None
The fastest flight from United States to Bulgaria takes 10h 00m
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 $353Free CancellationRating
7.5
1,955 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
921 reviews
Search Austrian Airlines flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,394 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,591 reviews
Search Air France flights
KLMPriceFrom $403Free CancellationRating
7.8
1,519 reviews
Search KLM flights
United AirlinesPriceFrom $405Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights
British AirwaysPriceFrom $406Free CancellationRating
6.7
7,995 reviews
Search British Airways flights
LOTPriceFrom $413Free CancellationRating
7.5
1,194 reviews
Search LOT flights
LufthansaPriceFrom $415Free CancellationRating
6.8
8,023 reviews
Search Lufthansa flights
JetBluePriceFrom $478Free CancellationRating
7.2
2,984 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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