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Cheap flights from the United States to Bulgaria from $244

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 11/13. 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.
Austrian Airlines Logo
4:00 pm - 6:00 pmEWR-SOF
19h 00m2 stops
Austrian Airlines Logo
6:45 pm - 2:15 pmSOF-EWR
26h 30m1 stop
$326Austrian Airlines
Find Deal
Tue, Dec 9 - Mon, Dec 15
Austrian Airlines Logo
1:30 pm - 11:50 amBOS-SOF
15h 20m2 stops
Austrian Airlines Logo
7:55 am - 2:05 pmSOF-BOS
13h 10m1 stop
$340Austrian Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 17
Lufthansa Logo
8:40 pm - 6:20 pmBOS-SOF
14h 40m1 stop
Lufthansa Logo
2:00 pm - 6:35 pmSOF-BOS
11h 35m1 stop
$352Lufthansa
Find Deal
Sun, Nov 16 - Fri, Dec 5
Lufthansa Logo
8:40 pm - 6:00 pmBOS-SOF
14h 20m2 stops
Lufthansa Logo
2:00 pm - 6:35 pmSOF-BOS
11h 35m1 stop
$368Lufthansa
Find Deal
Sun, Nov 16 - Fri, Dec 5
LOT Logo
10:35 pm - 1:50 pmEWR-SOF
32h 15m1 stop
LOT Logo
6:35 pm - 8:25 pmSOF-EWR
32h 50m1 stop
$374LOT
Find Deal
Sun, Nov 23 - Mon, Dec 8
LOT Logo
11:10 pm - 5:50 pmEWR-SOF
11h 40m1 stop
LOT Logo
2:35 pm - 9:00 pmSOF-EWR
13h 25m1 stop
$375LOT
Find Deal
Wed, Dec 3 - Wed, Dec 10
United Airlines Logo
5:15 pm - 6:20 pmEWR-SOF
18h 05m1 stop
United Airlines Logo
7:55 am - 2:15 pmSOF-EWR
13h 20m1 stop
$391United Airlines
Find Deal
Sun, Nov 16 - Tue, Dec 2
United Airlines Logo
5:30 am - 1:00 pmBOS-SOF
24h 30m2 stops
United Airlines Logo
6:05 am - 6:35 pmSOF-BOS
19h 30m1 stop
$396United Airlines
Find Deal
Sun, Nov 16 - Fri, Dec 5
Turkish Airlines Logo
1:30 pm - 8:50 pmIAD-SOF
24h 20m1 stop
Turkish Airlines Logo
4:00 pm - 7:20 pmSOF-IAD
34h 20m1 stop
$502Turkish Airlines
Find Deal
Tue, Nov 18 - Thu, Dec 11
Turkish Airlines Logo
1:30 pm - 8:50 pmIAD-SOF
24h 20m1 stop
Turkish Airlines Logo
9:40 pm - 11:45 amSOF-IAD
21h 05m1 stop
$538Turkish Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25

LOT flights from United States to Bulgaria

Our best LOT deals on United States to Bulgaria flight tickets
LOT
Nov 23
EWR10:35 pmNewark
32h 15m
1 stop
SOF1:50 pmSofia
Dec 8
SOF6:35 pmSofia
32h 50m
1 stop
EWR8:25 pmNewark
$374
Find similar
LOT
Dec 3
EWR11:10 pmNewark
11h 40m
1 stop
SOF5:50 pmSofia
Dec 10
SOF2:35 pmSofia
13h 25m
1 stop
EWR9:00 pmNewark
$375
Find similar
LOT
Feb 3
EWR10:35 pmNewark
12h 15m
1 stop
SOF5:50 pmSofia
Feb 17
SOF6:35 pmSofia
33h 25m
1 stop
EWR9:00 pmNewark
$389
Find similar

Turkish Airlines flights from United States to Bulgaria

Our best Turkish Airlines deals on United States to Bulgaria flight tickets
Turkish Airlines
Nov 18
IAD1:30 pmWashington, D.C. Dulles Intl
24h 20m
1 stop
SOF8:50 pmSofia
Dec 11
SOF4:00 pmSofia
34h 20m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$502
Find similar
Turkish Airlines
Nov 18
IAD1:30 pmWashington, D.C. Dulles Intl
18h 40m
1 stop
SOF3:10 pmSofia
Nov 25
SOF9:40 pmSofia
21h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$553
Find similar
Turkish Airlines
Nov 17
IAD1:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
SOF8:45 amSofia
Nov 25
SOF9:40 pmSofia
21h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$562
Find similar

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 November 6, 2025.
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

Tue 12/9

4:00 pm-6:00 pm

2 stops19h 00m

Sofia

Mon 12/15

6:45 pm-2:15 pm

1 stop26h 30m

$326

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Tue 2/3

1:30 pm-11:50 am

2 stops15h 20m

Sofia

Tue 2/17

7:55 am-2:05 pm

1 stop13h 10m

$340

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 11/16

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Fri 12/5

2:00 pm-6:35 pm

1 stop11h 35m

$352

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 11/16

8:40 pm-6:00 pm

2 stops14h 20m

Sofia

Fri 12/5

2:00 pm-6:35 pm

1 stop11h 35m

$368

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 11/23

10:35 pm-1:50 pm

1 stop32h 15m

Sofia

Mon 12/8

6:35 pm-8:25 pm

1 stop32h 50m

$374

NewarkSofia

EWR - SOF

EWRSOF

Newark

Wed 12/3

11:10 pm-5:50 pm

1 stop11h 40m

Sofia

Wed 12/10

2:35 pm-9:00 pm

1 stop13h 25m

$375

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 11/16

5:15 pm-6:20 pm

1 stop18h 05m

Sofia

Tue 12/2

7:55 am-2:15 pm

1 stop13h 20m

$391

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Sun 11/16

5:30 am-1:00 pm

2 stops24h 30m

Sofia

Fri 12/5

6:05 am-6:35 pm

1 stop19h 30m

$396

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 11/18

1:30 pm-8:50 pm

1 stop24h 20m

Sofia

Thu 12/11

4:00 pm-7:20 pm

1 stop34h 20m

$502

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Tue 11/18

1:30 pm-8:50 pm

1 stop24h 20m

Sofia

Tue 11/25

9:40 pm-11:45 am

1 stop21h 05m

$538

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 September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $619.

What is the cheapest day to depart on your flight to Bulgaria?

The cheapest day to depart from United States to Bulgaria is on a Monday when prices can be found for as low as $773. On the other hand, Saturday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,099.

What is the cheapest time of day to depart on your flight to Bulgaria?

In the evening is the cheapest time of day to fly from United States to Bulgaria when you can find flight prices for as low as $695. Flying to Bulgaria in the evening is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the afternoon, with an average ticket price of $942. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 week ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $712 when searching week 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 $635 on momondo.

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

You could potentially save up to 8% 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

Direct flights

None
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
7.5
1,779 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $355Free CancellationRating
7.6
865 reviews
Search Austrian Airlines flights
British AirwaysPriceFrom $406Free CancellationRating
6.7
7,500 reviews
Search British Airways flights
KLMPriceFrom $407Free CancellationRating
7.7
1,405 reviews
Search KLM flights
Air FrancePriceFrom $416Free CancellationRating
7.4
1,484 reviews
Search Air France flights
United AirlinesPriceFrom $428Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
LOTPriceFrom $437Free CancellationRating
7.6
1,135 reviews
Search LOT flights
LufthansaPriceFrom $451Free CancellationRating
6.8
7,558 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $497Free CancellationRating
7.3
4,032 reviews
Search Turkish Airlines flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,081 reviews
Search ITA Airways 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.

An easier way to manage your Bulgaria trip

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