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Cheap flights from the United States to Bulgaria from $193

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 2/23. 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
6:55 pm - 6:00 pm
EWR
-
SOF
17h 05m
1 stop
Multiple Airlines Logo
11:05 am - 8:15 pm
SOF
-
EWR
16h 10m
1 stop
$345Multiple Airlines
Mon, Mar 23 - Wed, Apr 15
Multiple Airlines Logo
8:50 pm - 10:45 pm
EWR
-
SOF
18h 55m
1 stop
Multiple Airlines Logo
7:55 am - 3:15 pm
SOF
-
EWR
13h 20m
1 stop
$352Multiple Airlines
Tue, Mar 3 - Tue, Mar 17
Lufthansa Logo
8:40 pm - 10:45 pm
BOS
-
SOF
19h 05m
1 stop
Lufthansa Logo
6:10 am - 2:10 pm
SOF
-
BOS
14h 00m
1 stop
$363Lufthansa
Wed, Mar 4 - Wed, Mar 18
Lufthansa Logo
8:05 pm - 11:00 pm
BOS
-
SOF
19h 55m
1 stop
Lufthansa Logo
7:25 pm - 5:40 pm
SOF
-
BOS
29h 15m
1 stop
$366Lufthansa
Sun, Apr 5 - Mon, Apr 20
United Airlines Logo
10:40 am - 12:10 pm
JFK
-
SOF
18h 30m
2 stops
United Airlines Logo
2:20 pm - 9:32 pm
SOF
-
JFK
38h 12m
2 stops
$438United Airlines
Mon, Apr 13 - Mon, Apr 20
United Airlines Logo
6:30 am - 12:10 pm
LGA
-
SOF
22h 40m
2 stops
United Airlines Logo
8:00 am - 9:44 am
SOF
-
LGA
32h 44m
2 stops
$463United Airlines
Thu, Apr 9 - Wed, Apr 15
Turkish Airlines Logo
1:20 pm - 8:15 pm
IAD
-
SOF
23h 55m
1 stop
Turkish Airlines Logo
9:35 am - 7:50 pm
SOF
-
IAD
17h 15m
1 stop
$538Turkish Airlines
Tue, Mar 31 - Wed, Apr 29
Turkish Airlines Logo
8:20 pm - 3:10 pm
ORD
-
SOF
34h 50m
1 stop
Turkish Airlines Logo
9:35 am - 7:25 pm
SOF
-
ORD
16h 50m
1 stop
$546Turkish Airlines
Tue, Mar 3 - Tue, Mar 17
KLM Logo
1:10 pm - 2:00 pm
MDW
-
SOF
16h 50m
2 stops
KLM Logo
7:00 am - 5:56 pm
SOF
-
MDW
18h 56m
2 stops
$699KLM
Mon, Apr 6 - Wed, May 13
KLM Logo
1:10 pm - 2:00 pm
MDW
-
SOF
16h 50m
2 stops
KLM Logo
7:00 am - 6:14 pm
SOF
-
MDW
19h 14m
2 stops
$719KLM
Mon, Apr 6 - Thu, May 14

Lufthansa flights from United States to Bulgaria

Our best Lufthansa deals on United States to Bulgaria flight tickets
Lufthansa
Mar 4
BOS8:40 pmBoston Logan Intl
19h 05m
1 stop
SOF10:45 pmSofia
Mar 18
SOF6:10 amSofia
14h 00m
1 stop
BOS2:10 pmBoston Logan Intl
$363
Lufthansa
Apr 5
BOS8:05 pmBoston Logan Intl
19h 55m
1 stop
SOF11:00 pmSofia
Apr 20
SOF7:25 pmSofia
29h 15m
1 stop
BOS5:40 pmBoston Logan Intl
$366
Lufthansa
Mar 11
EWR9:50 pmNewark
14h 30m
1 stop
SOF6:20 pmSofia
Mar 17
SOF6:05 amSofia
20h 00m
1 stop
EWR8:05 pmNewark
$392

Air France flights from United States to Bulgaria

Our best Air France deals on United States to Bulgaria flight tickets
Air France
Mar 23
JFK5:30 pmNew York John F Kennedy Intl
14h 35m
1 stop
SOF2:05 pmSofia
Mar 29
SOF7:00 amSofia
34h 40m
1 stop
JFK10:40 amNew York John F Kennedy Intl
$461
Air France
May 11
JFK5:30 pmNew York John F Kennedy Intl
13h 30m
1 stop
SOF2:00 pmSofia
May 25
SOF7:00 amSofia
20h 45m
1 stop
JFK8:45 pmNew York John F Kennedy Intl
$483

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 February 11, 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

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 3/23

6:55 pm-6:00 pm

1 stop17h 05m

Sofia

Wed 4/15

11:05 am-8:15 pm

1 stop16h 10m

$345

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 3/3

8:50 pm-10:45 pm

1 stop18h 55m

Sofia

Tue 3/17

7:55 am-3:15 pm

1 stop13h 20m

$352

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 3/4

8:40 pm-10:45 pm

1 stop19h 05m

Sofia

Wed 3/18

6:10 am-2:10 pm

1 stop14h 00m

$363

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 4/5

8:05 pm-11:00 pm

1 stop19h 55m

Sofia

Mon 4/20

7:25 pm-5:40 pm

1 stop29h 15m

$366

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Mon 4/13

10:40 am-12:10 pm

2 stops18h 30m

Sofia

Mon 4/20

2:20 pm-9:32 pm

2 stops38h 12m

$438

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Thu 4/9

6:30 am-12:10 pm

2 stops22h 40m

Sofia

Wed 4/15

8:00 am-9:44 am

2 stops32h 44m

$463

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 3/31

1:20 pm-8:15 pm

1 stop23h 55m

Sofia

Wed 4/29

9:35 am-7:50 pm

1 stop17h 15m

$538

ChicagoSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 3/3

8:20 pm-3:10 pm

1 stop34h 50m

Sofia

Tue 3/17

9:35 am-7:25 pm

1 stop16h 50m

$546

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Mon 4/6

1:10 pm-2:00 pm

2 stops16h 50m

Sofia

Wed 5/13

7:00 am-5:56 pm

2 stops18h 56m

$699

ChicagoSofia

MDW - SOF

MDWSOF

Chicago Midway

Mon 4/6

1:10 pm-2:00 pm

2 stops16h 50m

Sofia

Thu 5/14

7:00 am-6:14 pm

2 stops19h 14m

$719

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 November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $546.

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 $688 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 $567 on momondo.

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

You could potentially save up to 12% 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

  • 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
7.6
1,869 reviews
Search SWISS flights
British AirwaysPriceFrom $356Free CancellationRating
6.7
7,728 reviews
Search British Airways flights
Austrian AirlinesPriceFrom $356Free CancellationRating
7.5
896 reviews
Search Austrian Airlines flights
KLMPriceFrom $380Free CancellationRating
7.7
1,451 reviews
Search KLM flights
Air FrancePriceFrom $396Free CancellationRating
7.4
1,531 reviews
Search Air France flights
LOTPriceFrom $413Free CancellationRating
7.5
1,179 reviews
Search LOT flights
United AirlinesPriceFrom $417Free CancellationRating
7.4
9,274 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $421Free CancellationRating
7.3
4,213 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $435Free CancellationRating
6.8
7,777 reviews
Search Lufthansa flights
JetBluePriceFrom $478Free CancellationRating
7.2
2,893 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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