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Cheap flights from the United States to Bulgaria from $221

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 8/25. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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.
Multiple Airlines Logo
10:35 pm - 1:25 am
IAD
-
SOF
19h 50m
2 stops
Multiple Airlines Logo
10:40 am - 3:10 pm
SOF
-
IAD
35h 30m
2 stops
$661Multiple Airlines
Wed, Sep 23 - Wed, Oct 7
Multiple Airlines Logo
5:45 pm - 3:00 am
IAD
-
SOF
26h 15m
3 stops
Multiple Airlines Logo
5:15 pm - 3:10 pm
SOF
-
IAD
28h 55m
2 stops
$697Multiple Airlines
Wed, Oct 14 - Tue, Oct 20
Lufthansa Logo
11:55 pm - 6:20 pm
IAD
-
SOF
12h 25m
1 stop
Lufthansa Logo
6:25 am - 3:55 pm
SOF
-
IAD
16h 30m
1 stop
$713Lufthansa
Wed, Oct 28 - Wed, Nov 11
Lufthansa Logo
10:55 pm - 10:55 pm
IAD
-
SOF
17h 00m
1 stop
Lufthansa Logo
6:25 am - 3:55 pm
SOF
-
IAD
16h 30m
1 stop
$713Lufthansa
Wed, Nov 4 - Wed, Nov 18
LOT Logo
10:35 pm - 5:50 pm
JFK
-
SOF
12h 15m
1 stop
LOT Logo
2:35 pm - 8:35 pm
SOF
-
JFK
13h 00m
1 stop
$734LOT
Wed, Dec 30 - Wed, Jan 13
Turkish Airlines Logo
6:45 pm - 8:20 pm
SFO
-
SOF
15h 35m
1 stop
Turkish Airlines Logo
9:40 am - 4:30 pm
SOF
-
SFO
16h 50m
1 stop
$735Turkish Airlines
Wed, Oct 21 - Wed, Nov 18
Turkish Airlines Logo
1:25 pm - 3:00 pm
LAX
-
SOF
15h 35m
1 stop
Turkish Airlines Logo
9:40 am - 5:35 pm
SOF
-
LAX
16h 55m
1 stop
$735Turkish Airlines
Sun, Oct 4 - Tue, Oct 27
United Airlines Logo
10:55 pm - 6:20 pm
IAD
-
SOF
12h 25m
1 stop
United Airlines Logo
6:25 am - 2:35 pm
SOF
-
IAD
15h 10m
1 stop
$735United Airlines
Wed, Nov 4 - Fri, Nov 20
United Airlines Logo
10:55 pm - 6:20 pm
IAD
-
SOF
12h 25m
1 stop
United Airlines Logo
6:25 am - 8:05 pm
SOF
-
IAD
20h 40m
1 stop
$735United Airlines
Mon, Nov 2 - Thu, Nov 19
LOT Logo
10:35 pm - 5:50 pm
JFK
-
SOF
12h 15m
1 stop
LOT Logo
2:35 pm - 8:35 pm
SOF
-
JFK
13h 00m
1 stop
$740LOT
Sat, Jan 30 - Sat, Feb 13

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Turkish Airlines flights from United States to Bulgaria

Our best Turkish Airlines deals on United States to Bulgaria flight tickets
Turkish Airlines
Sep 8
IAD9:40 pmWashington, D.C. Dulles Intl
28h 05m
1 stop
SOF8:45 amSofia
Sep 22
SOF9:10 pmSofia
21h 20m
1 stop
IAD11:30 amWashington, D.C. Dulles Intl
$699
Turkish Airlines
Aug 10
MIA10:45 amMiami
26h 35m
1 stop
SOF8:20 pmSofia
Aug 25
SOF9:10 pmSofia
30h 30m
1 stop
MIA8:40 pmMiami
$730
Turkish Airlines
Aug 10
MIA10:45 amMiami
15h 00m
1 stop
SOF8:45 amSofia
Aug 25
SOF9:35 amSofia
18h 05m
1 stop
MIA8:40 pmMiami
$731

British Airways flights from United States to Bulgaria

Our best British Airways deals on United States to Bulgaria flight tickets
British Airways
Jan 12
SFO5:25 pmSan Francisco
16h 45m
1 stop
SOF8:10 pmSofia
Feb 10
SOF9:05 pmSofia
27h 50m
1 stop
SFO2:55 pmSan Francisco
$727
British Airways
Nov 2
DCA10:16 pmWashington, D.C. Reagan-National
38h 54m
2 stops
SOF8:10 pmSofia
Nov 16
SOF5:15 pmSofia
33h 04m
2 stops
DCA7:19 pmWashington, D.C. Reagan-National
$759
British Airways
Nov 1
DCA5:12 pmWashington, D.C. Reagan-National
16h 08m
2 stops
SOF4:20 pmSofia
Nov 18
SOF9:05 pmSofia
29h 10m
2 stops
DCA7:15 pmWashington, D.C. Reagan-National
$784

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 August 3, 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

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 9/23

10:35 pm-1:25 am

2 stops19h 50m

Sofia

Wed 10/7

10:40 am-3:10 pm

2 stops35h 30m

$661

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 10/14

5:45 pm-3:00 am

3 stops26h 15m

Sofia

Tue 10/20

5:15 pm-3:10 pm

2 stops28h 55m

$697

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 10/28

11:55 pm-6:20 pm

1 stop12h 25m

Sofia

Wed 11/11

6:25 am-3:55 pm

1 stop16h 30m

$713

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 11/4

10:55 pm-10:55 pm

1 stop17h 00m

Sofia

Wed 11/18

6:25 am-3:55 pm

1 stop16h 30m

$713
Quickest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Wed 12/30

10:35 pm-5:50 pm

1 stop12h 15m

Sofia

Wed 1/13

2:35 pm-8:35 pm

1 stop13h 00m

$734

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 10/21

6:45 pm-8:20 pm

1 stop15h 35m

Sofia

Wed 11/18

9:40 am-4:30 pm

1 stop16h 50m

$735

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Sun 10/4

1:25 pm-3:00 pm

1 stop15h 35m

Sofia

Tue 10/27

9:40 am-5:35 pm

1 stop16h 55m

$735

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 11/4

10:55 pm-6:20 pm

1 stop12h 25m

Sofia

Fri 11/20

6:25 am-2:35 pm

1 stop15h 10m

$735

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 11/2

10:55 pm-6:20 pm

1 stop12h 25m

Sofia

Thu 11/19

6:25 am-8:05 pm

1 stop20h 40m

$735

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sat 1/30

10:35 pm-5:50 pm

1 stop12h 15m

Sofia

Sat 2/13

2:35 pm-8:35 pm

1 stop13h 00m

$740

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 February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $609.

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 $704 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 $586 on momondo.

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

You could potentially save up to 31% 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 30m

Direct flights

None
The fastest flight from United States to Bulgaria takes 10h 30m
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
2,021 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
950 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.8
1,552 reviews
Search KLM flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,461 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $394Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights
LufthansaPriceFrom $395Free CancellationRating
6.8
8,174 reviews
Search Lufthansa flights
Air FrancePriceFrom $396Free CancellationRating
7.5
1,633 reviews
Search Air France flights
LOTPriceFrom $413Free CancellationRating
7.6
1,212 reviews
Search LOT flights
British AirwaysPriceFrom $421Free CancellationRating
6.7
8,143 reviews
Search British Airways flights
JetBluePriceFrom $478Free CancellationRating
7.1
3,029 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.

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