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Cheap flights from the United States to Bulgaria from $301

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 9/4. 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.
Multiple Airlines Logo
12:30 am - 7:30 pm
JFK
-
SOF
12h 00m
1 stop
Multiple Airlines Logo
6:30 pm - 10:30 pm
SOF
-
JFK
35h 00m
1 stop
$614Multiple Airlines
Mon, Jul 20 - Thu, Sep 10
Multiple Airlines Logo
6:30 pm - 2:00 pm
JFK
-
SOF
12h 30m
1 stop
Multiple Airlines Logo
7:00 am - 2:35 pm
SOF
-
JFK
14h 35m
1 stop
$618Multiple Airlines
Tue, Jul 28 - Tue, Aug 25
United Airlines Logo
4:25 pm - 6:40 pm
LGA
-
SOF
19h 15m
2 stops
United Airlines Logo
6:10 am - 6:45 pm
SOF
-
LGA
19h 35m
2 stops
$631United Airlines
Wed, Aug 19 - Wed, Aug 26
KLM Logo
4:40 pm - 2:00 pm
BOS
-
SOF
14h 20m
1 stop
KLM Logo
7:00 am - 1:18 pm
SOF
-
BOS
13h 18m
1 stop
$659KLM
Tue, Jul 14 - Tue, Aug 25
KLM Logo
1:35 pm - 2:00 pm
BOS
-
SOF
17h 25m
2 stops
KLM Logo
7:00 am - 4:37 pm
SOF
-
BOS
16h 37m
1 stop
$664KLM
Tue, Jul 14 - Tue, Aug 25
United Airlines Logo
7:55 pm - 12:10 pm
LGA
-
SOF
33h 15m
2 stops
United Airlines Logo
12:55 pm - 11:22 pm
SOF
-
LGA
17h 27m
2 stops
$665United Airlines
Sat, Sep 12 - Wed, Sep 30
Turkish Airlines Logo
9:50 pm - 3:00 pm
BOS
-
SOF
34h 10m
1 stop
Turkish Airlines Logo
9:05 pm - 7:55 pm
SOF
-
BOS
29h 50m
1 stop
$698Turkish Airlines
Thu, Oct 1 - Sat, Oct 17
Lufthansa Logo
9:40 pm - 10:45 pm
SFO
-
SOF
15h 05m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$727Lufthansa
Wed, Nov 11 - Wed, Nov 25
Lufthansa Logo
9:40 pm - 10:45 pm
SFO
-
SOF
15h 05m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$729Lufthansa
Tue, Nov 10 - Tue, Nov 24
Turkish Airlines Logo
7:15 pm - 8:45 am
SEA
-
SOF
27h 30m
1 stop
Turkish Airlines Logo
1:05 pm - 10:40 am
SOF
-
SEA
31h 35m
1 stop
$735Turkish Airlines
Sun, Aug 9 - Fri, Sep 4

LOT flights from United States to Bulgaria

Our best LOT deals on United States to Bulgaria flight tickets
LOT
Nov 11
LAX10:20 pmLos Angeles Los Angeles
29h 30m
1 stop
SOF1:50 pmSofia
Nov 25
SOF2:35 pmSofia
15h 45m
1 stop
LAX8:20 pmLos Angeles Los Angeles
$682
LOT
Aug 11
LAX10:05 pmLos Angeles Los Angeles
17h 50m
1 stop
SOF1:55 amSofia
Aug 25
SOF2:35 pmSofia
15h 30m
1 stop
LAX8:05 pmLos Angeles Los Angeles
$690
LOT
Nov 10
LAX4:15 pmLos Angeles Los Angeles
15h 35m
1 stop
SOF5:50 pmSofia
Nov 24
SOF6:35 pmSofia
35h 45m
1 stop
LAX8:20 pmLos Angeles Los Angeles
$702

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
13h 55m
1 stop
JFK1:55 pmNew York John F Kennedy Intl
$648
Air France
Jul 7
JFK6:30 pmNew York John F Kennedy Intl
12h 30m
1 stop
SOF2:00 pmSofia
Sep 8
SOF7:00 amSofia
15h 50m
1 stop
JFK3:50 pmNew York John F Kennedy Intl
$678
Air France
Jul 28
JFK6:30 pmNew York John F Kennedy Intl
12h 30m
1 stop
SOF2:00 pmSofia
Aug 18
SOF7:00 amSofia
13h 55m
1 stop
JFK1:55 pmNew York John F Kennedy Intl
$688

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 15, 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

Mon 7/20

12:30 am-7:30 pm

1 stop12h 00m

Sofia

Thu 9/10

6:30 pm-10:30 pm

1 stop35h 00m

$614
Quickest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 7/28

6:30 pm-2:00 pm

1 stop12h 30m

Sofia

Tue 8/25

7:00 am-2:35 pm

1 stop14h 35m

$618

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Wed 8/19

4:25 pm-6:40 pm

2 stops19h 15m

Sofia

Wed 8/26

6:10 am-6:45 pm

2 stops19h 35m

$631

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 7/14

4:40 pm-2:00 pm

1 stop14h 20m

Sofia

Tue 8/25

7:00 am-1:18 pm

1 stop13h 18m

$659

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 7/14

1:35 pm-2:00 pm

2 stops17h 25m

Sofia

Tue 8/25

7:00 am-4:37 pm

1 stop16h 37m

$664

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Sat 9/12

7:55 pm-12:10 pm

2 stops33h 15m

Sofia

Wed 9/30

12:55 pm-11:22 pm

2 stops17h 27m

$665

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Thu 10/1

9:50 pm-3:00 pm

1 stop34h 10m

Sofia

Sat 10/17

9:05 pm-7:55 pm

1 stop29h 50m

$698

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 11/11

9:40 pm-10:45 pm

1 stop15h 05m

Sofia

Wed 11/25

6:10 am-12:40 pm

1 stop16h 30m

$727

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 11/10

9:40 pm-10:45 pm

1 stop15h 05m

Sofia

Tue 11/24

6:10 am-12:40 pm

1 stop16h 30m

$729

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sun 8/9

7:15 pm-8:45 am

1 stop27h 30m

Sofia

Fri 9/4

1:05 pm-10:40 am

1 stop31h 35m

$735

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 $684.

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 $193Free CancellationRating
7.5
1,946 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
914 reviews
Search Austrian Airlines flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,368 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,587 reviews
Search Air France flights
KLMPriceFrom $403Free CancellationRating
7.8
1,517 reviews
Search KLM flights
British AirwaysPriceFrom $406Free CancellationRating
6.7
7,982 reviews
Search British Airways flights
United AirlinesPriceFrom $409Free CancellationRating
7.4
9,727 reviews
Search United Airlines flights
LOTPriceFrom $413Free CancellationRating
7.5
1,190 reviews
Search LOT flights
LufthansaPriceFrom $416Free CancellationRating
6.8
8,004 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.

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