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Cheap flights from the United States to Bulgaria from $239

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 8/2. 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
10:00 pm - 1:35 am
MIA
-
SOF
20h 35m
1 stop
Multiple Airlines Logo
5:25 am - 8:00 pm
SOF
-
MIA
21h 35m
2 stops
$688Multiple Airlines
Wed, Oct 7 - Wed, Oct 21
Air Canada Logo
11:35 am - 12:10 pm
LGA
-
SOF
17h 35m
2 stops
Air Canada Logo
12:55 pm - 9:30 pm
SOF
-
LGA
15h 35m
2 stops
$695Air Canada
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
12:30 am - 11:35 pm
JFK
-
SOF
16h 05m
1 stop
Multiple Airlines Logo
5:00 am - 10:30 pm
SOF
-
JFK
24h 30m
2 stops
$695Multiple Airlines
Tue, Jul 14 - Thu, Sep 10
Lufthansa Logo
5:30 pm - 6:20 pm
JFK
-
SOF
17h 50m
1 stop
Lufthansa Logo
6:00 am - 3:40 pm
SOF
-
JFK
16h 40m
1 stop
$700Lufthansa
Fri, Nov 6 - Fri, Nov 20
Lufthansa Logo
5:30 pm - 12:10 pm
JFK
-
SOF
11h 40m
1 stop
Lufthansa Logo
6:10 am - 3:00 pm
SOF
-
JFK
15h 50m
1 stop
$701Lufthansa
Tue, Oct 6 - Tue, Oct 20
United Airlines Logo
5:30 pm - 12:10 pm
JFK
-
SOF
11h 40m
1 stop
United Airlines Logo
6:10 am - 12:50 pm
SOF
-
JFK
37h 40m
2 stops
$705United Airlines
Sun, Sep 6 - Tue, Sep 29
KLM Logo
11:35 am - 2:05 pm
MIA
-
SOF
19h 30m
2 stops
KLM Logo
7:00 am - 9:01 pm
SOF
-
MIA
21h 01m
2 stops
$803KLM
Wed, Dec 2 - Wed, Dec 16
Turkish Airlines Logo
9:50 pm - 8:45 am
BOS
-
SOF
27h 55m
1 stop
Turkish Airlines Logo
3:50 pm - 7:55 pm
SOF
-
BOS
35h 05m
1 stop
$804Turkish Airlines
Sat, Oct 3 - Sat, Oct 17
United Airlines Logo
8:05 pm - 11:15 pm
BOS
-
SOF
20h 10m
1 stop
United Airlines Logo
6:10 am - 7:19 pm
SOF
-
BOS
20h 09m
2 stops
$806United Airlines
Thu, Aug 13 - Sun, Aug 30
KLM Logo
1:27 pm - 2:00 pm
MDW
-
SOF
16h 33m
2 stops
KLM Logo
7:00 am - 6:05 pm
SOF
-
MDW
19h 05m
2 stops
$903KLM
Sat, Aug 8 - Wed, Sep 9

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Austrian Airlines flights from United States to Bulgaria

Our best Austrian Airlines deals on United States to Bulgaria flight tickets
Austrian Airlines
Sep 6
JFK9:45 pmNew York John F Kennedy Intl
10h 35m
1 stop
SOF3:20 pmSofia
Sep 20
SOF6:55 pmSofia
32h 10m
1 stop
JFK8:05 pmNew York John F Kennedy Intl
$707
Austrian Airlines
Sep 1
LAX5:30 pmLos Angeles Los Angeles
20h 25m
2 stops
SOF11:55 pmSofia
Sep 16
SOF6:55 pmSofia
28h 10m
1 stop
LAX1:05 pmLos Angeles Los Angeles
$755
Austrian Airlines
Sep 7
LAX5:30 pmLos Angeles Los Angeles
20h 25m
2 stops
SOF11:55 pmSofia
Sep 21
SOF6:55 pmSofia
28h 10m
1 stop
LAX1:05 pmLos Angeles Los Angeles
$756

British Airways flights from United States to Bulgaria

Our best British Airways deals on United States to Bulgaria flight tickets
British Airways
Aug 17
JFK10:30 pmNew York John F Kennedy Intl
39h 00m
2 stops
SOF8:30 pmSofia
Sep 16
SOF9:25 pmSofia
28h 47m
2 stops
JFK7:12 pmNew York John F Kennedy Intl
$716
British Airways
Nov 9
LAX9:00 pmLos Angeles Los Angeles
37h 10m
1 stop
SOF8:10 pmSofia
Nov 23
SOF5:25 pmSofia
32h 25m
1 stop
LAX3:50 pmLos Angeles Los Angeles
$731
British Airways
Nov 9
LGA9:15 pmNew York LaGuardia
39h 55m
2 stops
SOF8:10 pmSofia
Nov 23
SOF5:25 pmSofia
33h 34m
2 stops
LGA7:59 pmNew York LaGuardia
$735

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 June 9, 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

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 10/7

10:00 pm-1:35 am

1 stop20h 35m

Sofia

Wed 10/21

5:25 am-8:00 pm

2 stops21h 35m

$688

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Wed 10/7

11:35 am-12:10 pm

2 stops17h 35m

Sofia

Wed 10/14

12:55 pm-9:30 pm

2 stops15h 35m

$695

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 7/14

12:30 am-11:35 pm

1 stop16h 05m

Sofia

Thu 9/10

5:00 am-10:30 pm

2 stops24h 30m

$695

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Fri 11/6

5:30 pm-6:20 pm

1 stop17h 50m

Sofia

Fri 11/20

6:00 am-3:40 pm

1 stop16h 40m

$700
Quickest round-trip

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 10/6

5:30 pm-12:10 pm

1 stop11h 40m

Sofia

Tue 10/20

6:10 am-3:00 pm

1 stop15h 50m

$701

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sun 9/6

5:30 pm-12:10 pm

1 stop11h 40m

Sofia

Tue 9/29

6:10 am-12:50 pm

2 stops37h 40m

$705

MiamiSofia

MIA - SOF

MIASOF

Miami

Wed 12/2

11:35 am-2:05 pm

2 stops19h 30m

Sofia

Wed 12/16

7:00 am-9:01 pm

2 stops21h 01m

$803

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sat 10/3

9:50 pm-8:45 am

1 stop27h 55m

Sofia

Sat 10/17

3:50 pm-7:55 pm

1 stop35h 05m

$804

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Thu 8/13

8:05 pm-11:15 pm

1 stop20h 10m

Sofia

Sun 8/30

6:10 am-7:19 pm

2 stops20h 09m

$806

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Sat 8/8

1:27 pm-2:00 pm

2 stops16h 33m

Sofia

Wed 9/9

7:00 am-6:05 pm

2 stops19h 05m

$903

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 $679.

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 $692 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 $585 on momondo.

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

You could potentially save up to 35% 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

9h 55m

Direct flights

None
The fastest flight from United States to Bulgaria takes 9h 55m
There are no direct flights from United States to Bulgaria. There are no popular flight routes from United States to Bulgaria.
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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
1,968 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
924 reviews
Search Austrian Airlines flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,410 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $394Free CancellationRating
7.4
9,785 reviews
Search United Airlines flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,598 reviews
Search Air France flights
LufthansaPriceFrom $397Free CancellationRating
6.8
8,048 reviews
Search Lufthansa flights
KLMPriceFrom $403Free CancellationRating
7.8
1,527 reviews
Search KLM flights
LOTPriceFrom $413Free CancellationRating
7.5
1,198 reviews
Search LOT flights
British AirwaysPriceFrom $430Free CancellationRating
6.7
8,031 reviews
Search British Airways flights
JetBluePriceFrom $478Free CancellationRating
7.1
2,978 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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