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Cheap flights from the United States to Bulgaria from $246

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 8/5. 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
7:45 pm - 2:00 am
SOF
-
MIA
36h 15m
2 stops
$656Multiple Airlines
Wed, Oct 14 - Wed, Oct 28
Multiple Airlines Logo
9:35 pm - 11:10 pm
MIA
-
SOF
18h 35m
1 stop
Multiple Airlines Logo
6:30 am - 2:00 am
SOF
-
MIA
25h 30m
2 stops
$665Multiple Airlines
Thu, Oct 15 - Thu, Oct 29
Lufthansa Logo
5:30 pm - 6:40 pm
LAX
-
SOF
15h 10m
1 stop
Lufthansa Logo
6:00 am - 4:15 pm
SOF
-
LAX
19h 15m
1 stop
$754Lufthansa
Wed, Oct 14 - Wed, Oct 28
Lufthansa Logo
5:30 pm - 11:15 pm
LAX
-
SOF
19h 45m
1 stop
Lufthansa Logo
7:25 pm - 3:15 pm
SOF
-
LAX
29h 50m
1 stop
$767Lufthansa
Mon, Sep 14 - Mon, Sep 28
United Airlines Logo
7:29 pm - 12:10 pm
LGA
-
SOF
33h 41m
2 stops
United Airlines Logo
6:10 am - 7:25 pm
SOF
-
LGA
20h 15m
2 stops
$770United Airlines
Sat, Aug 15 - Wed, Aug 26
United Airlines Logo
3:34 pm - 1:15 pm
IAD
-
SOF
14h 41m
2 stops
United Airlines Logo
6:25 am - 4:20 pm
SOF
-
IAD
16h 55m
2 stops
$795United Airlines
Fri, Nov 27 - Fri, Dec 11
Turkish Airlines Logo
9:50 pm - 12:15 pm
BOS
-
SOF
31h 25m
1 stop
Turkish Airlines Logo
9:10 pm - 7:55 pm
SOF
-
BOS
29h 45m
1 stop
$799Turkish Airlines
Fri, Sep 4 - Mon, Sep 14
Turkish Airlines Logo
6:45 pm - 3:00 pm
SFO
-
SOF
34h 15m
1 stop
Turkish Airlines Logo
9:35 am - 4:40 pm
SOF
-
SFO
17h 05m
1 stop
$800Turkish Airlines
Thu, Sep 17 - Thu, Oct 1
KLM Logo
1:00 pm - 2:05 pm
MDW
-
SOF
18h 05m
2 stops
KLM Logo
7:00 am - 6:37 pm
SOF
-
MDW
19h 37m
2 stops
$896KLM
Fri, Oct 30 - Tue, Nov 10
KLM Logo
1:18 pm - 2:00 pm
MDW
-
SOF
16h 42m
2 stops
KLM Logo
7:00 am - 6:19 pm
SOF
-
MDW
19h 19m
2 stops
$901KLM
Thu, Jul 30 - Fri, Sep 18

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LOT flights from United States to Bulgaria

Our best LOT deals on United States to Bulgaria flight tickets
LOT
Sep 3
JFK5:40 pmNew York John F Kennedy Intl
17h 20m
1 stop
SOF6:00 pmSofia
Sep 9
SOF6:45 pmSofia
27h 55m
1 stop
JFK3:40 pmNew York John F Kennedy Intl
$702
LOT
Sep 3
JFK5:40 pmNew York John F Kennedy Intl
17h 20m
1 stop
SOF6:00 pmSofia
Sep 9
SOF6:45 pmSofia
27h 55m
1 stop
JFK3:40 pmNew York John F Kennedy Intl
$703
LOT
Nov 3
JFK10:35 pmNew York John F Kennedy Intl
32h 15m
1 stop
SOF1:50 pmSofia
Nov 18
SOF6:35 pmSofia
33h 00m
1 stop
JFK8:35 pmNew York John F Kennedy Intl
$707

SWISS flights from United States to Bulgaria

Our best SWISS deals on United States to Bulgaria flight tickets
SWISS
Oct 12
JFK4:15 pmNew York John F Kennedy Intl
13h 00m
1 stop
SOF12:15 pmSofia
Apr 15
SOF11:05 amSofia
12h 30m
1 stop
JFK4:35 pmNew York John F Kennedy Intl
$742
SWISS
Aug 9
IAD8:20 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
SOF2:55 pmSofia
Aug 24
SOF3:40 pmSofia
32h 05m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
$791
SWISS
Jul 28
BOS5:10 pmBoston Logan Intl
10h 10m
1 stop
SOF10:20 amSofia
Aug 26
SOF11:05 amSofia
15h 50m
1 stop
BOS7:55 pmBoston Logan Intl
$817

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 20, 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 10/14

10:00 pm-1:35 am

1 stop20h 35m

Sofia

Wed 10/28

7:45 pm-2:00 am

2 stops36h 15m

$656

MiamiSofia

MIA - SOF

MIASOF

Miami

Thu 10/15

9:35 pm-11:10 pm

1 stop18h 35m

Sofia

Thu 10/29

6:30 am-2:00 am

2 stops25h 30m

$665

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 10/14

5:30 pm-6:40 pm

1 stop15h 10m

Sofia

Wed 10/28

6:00 am-4:15 pm

1 stop19h 15m

$754

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Mon 9/14

5:30 pm-11:15 pm

1 stop19h 45m

Sofia

Mon 9/28

7:25 pm-3:15 pm

1 stop29h 50m

$767

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Sat 8/15

7:29 pm-12:10 pm

2 stops33h 41m

Sofia

Wed 8/26

6:10 am-7:25 pm

2 stops20h 15m

$770
Quickest round-trip

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Fri 11/27

3:34 pm-1:15 pm

2 stops14h 41m

Sofia

Fri 12/11

6:25 am-4:20 pm

2 stops16h 55m

$795

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Fri 9/4

9:50 pm-12:15 pm

1 stop31h 25m

Sofia

Mon 9/14

9:10 pm-7:55 pm

1 stop29h 45m

$799

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Thu 9/17

6:45 pm-3:00 pm

1 stop34h 15m

Sofia

Thu 10/1

9:35 am-4:40 pm

1 stop17h 05m

$800

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Fri 10/30

1:00 pm-2:05 pm

2 stops18h 05m

Sofia

Tue 11/10

7:00 am-6:37 pm

2 stops19h 37m

$896

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Thu 7/30

1:18 pm-2:00 pm

2 stops16h 42m

Sofia

Fri 9/18

7:00 am-6:19 pm

2 stops19h 19m

$901

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 $693 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 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

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.
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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
1,972 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.6
937 reviews
Search Austrian Airlines flights
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,406 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $394Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
LufthansaPriceFrom $395Free CancellationRating
6.8
8,082 reviews
Search Lufthansa flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,610 reviews
Search Air France flights
KLMPriceFrom $403Free CancellationRating
7.8
1,530 reviews
Search KLM flights
LOTPriceFrom $413Free CancellationRating
7.5
1,201 reviews
Search LOT flights
British AirwaysPriceFrom $430Free CancellationRating
6.7
8,056 reviews
Search British Airways flights
JetBluePriceFrom $478Free CancellationRating
7.1
2,987 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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