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Cheap flights from the United States to Bulgaria from $164

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 11/23. 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.
Austrian Airlines Logo
5:55 pm - 11:55 pmEWR-SOF
23h 00m1 stop
Austrian Airlines Logo
6:45 pm - 1:55 pmSOF-EWR
26h 10m1 stop
$337Austrian Airlines
Find Deal
Sun, Nov 9 - Mon, Nov 24
Austrian Airlines Logo
5:55 pm - 11:50 amEWR-SOF
10h 55m1 stop
Austrian Airlines Logo
6:45 pm - 1:55 pmSOF-EWR
26h 10m1 stop
$339Austrian Airlines
Find Deal
Sun, Nov 9 - Mon, Nov 24
Lufthansa Logo
8:50 pm - 6:20 pmEWR-SOF
14h 30m1 stop
Lufthansa Logo
2:00 pm - 7:05 pmSOF-EWR
12h 05m1 stop
$378Lufthansa
Find Deal
Mon, Nov 24 - Fri, Dec 12
Lufthansa Logo
8:40 pm - 6:20 pmBOS-SOF
14h 40m1 stop
Lufthansa Logo
6:05 am - 6:35 pmSOF-BOS
19h 30m1 stop
$390Lufthansa
Find Deal
Wed, Nov 19 - Wed, Dec 3
LOT Logo
11:10 pm - 1:50 pmEWR-SOF
31h 40m1 stop
LOT Logo
2:35 pm - 8:25 pmSOF-EWR
12h 50m1 stop
$390LOT
Find Deal
Wed, Nov 19 - Thu, Dec 11
United Airlines Logo
8:40 pm - 6:20 pmBOS-SOF
14h 40m1 stop
United Airlines Logo
6:05 am - 6:35 pmSOF-BOS
19h 30m1 stop
$392United Airlines
Find Deal
Mon, Nov 17 - Thu, Dec 4
United Airlines Logo
8:50 pm - 6:20 pmEWR-SOF
14h 30m1 stop
United Airlines Logo
7:55 am - 1:55 pmSOF-EWR
13h 00m1 stop
$392United Airlines
Find Deal
Sun, Nov 9 - Tue, Nov 18
LOT Logo
10:35 pm - 5:50 pmJFK-SOF
12h 15m1 stop
LOT Logo
2:35 pm - 8:35 pmSOF-JFK
13h 00m1 stop
$449LOT
Find Deal
Tue, Nov 4 - Thu, Nov 13
Turkish Airlines Logo
1:30 pm - 3:10 pmIAD-SOF
18h 40m1 stop
Turkish Airlines Logo
4:00 pm - 7:20 pmSOF-IAD
34h 20m1 stop
$503Turkish Airlines
Find Deal
Wed, Nov 19 - Wed, Dec 3
Turkish Airlines Logo
1:30 pm - 8:50 pmIAD-SOF
24h 20m1 stop
Turkish Airlines Logo
9:35 am - 11:45 amSOF-IAD
33h 10m1 stop
$518Turkish Airlines
Find Deal
Mon, Nov 17 - Wed, Dec 3

Austrian Airlines flights from United States to Bulgaria

Our best Austrian Airlines deals on United States to Bulgaria flight tickets
Austrian Airlines
Nov 9
EWR5:55 pmNewark
23h 00m
1 stop
SOF11:55 pmSofia
Nov 24
SOF6:45 pmSofia
26h 10m
1 stop
EWR1:55 pmNewark
$337
Find similar
Austrian Airlines
Nov 9
EWR5:55 pmNewark
10h 55m
1 stop
SOF11:50 amSofia
Nov 24
SOF6:45 pmSofia
26h 10m
1 stop
EWR1:55 pmNewark
$339
Find similar
Austrian Airlines
Nov 18
EWR5:55 pmNewark
10h 55m
1 stop
SOF11:50 amSofia
Dec 2
SOF6:45 pmSofia
26h 10m
1 stop
EWR1:55 pmNewark
$355
Find similar

British Airways flights from United States to Bulgaria

Our best British Airways deals on United States to Bulgaria flight tickets
British Airways
Mar 31
EWR5:55 pmNewark
19h 45m
1 stop
SOF8:40 pmSofia
Apr 13
SOF8:00 pmSofia
30h 25m
1 stop
EWR7:25 pmNewark
$351
Find similar
British Airways
Apr 4
JFK11:10 pmNew York John F Kennedy Intl
14h 10m
1 stop
SOF8:20 pmSofia
Apr 15
SOF9:30 pmSofia
20h 35m
1 stop
JFK11:05 amNew York John F Kennedy Intl
$446
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 October 20, 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

Sun 11/9

5:55 pm-11:55 pm

1 stop23h 00m

Sofia

Mon 11/24

6:45 pm-1:55 pm

1 stop26h 10m

$337

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 11/9

5:55 pm-11:50 am

1 stop10h 55m

Sofia

Mon 11/24

6:45 pm-1:55 pm

1 stop26h 10m

$339

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 11/24

8:50 pm-6:20 pm

1 stop14h 30m

Sofia

Fri 12/12

2:00 pm-7:05 pm

1 stop12h 05m

$378

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Wed 11/19

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Wed 12/3

6:05 am-6:35 pm

1 stop19h 30m

$390

NewarkSofia

EWR - SOF

EWRSOF

Newark

Wed 11/19

11:10 pm-1:50 pm

1 stop31h 40m

Sofia

Thu 12/11

2:35 pm-8:25 pm

1 stop12h 50m

$390

BostonSofia

BOS - SOF

BOSSOF

Boston Logan Intl

Mon 11/17

8:40 pm-6:20 pm

1 stop14h 40m

Sofia

Thu 12/4

6:05 am-6:35 pm

1 stop19h 30m

$392

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 11/9

8:50 pm-6:20 pm

1 stop14h 30m

Sofia

Tue 11/18

7:55 am-1:55 pm

1 stop13h 00m

$392

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 11/4

10:35 pm-5:50 pm

1 stop12h 15m

Sofia

Thu 11/13

2:35 pm-8:35 pm

1 stop13h 00m

$449

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Wed 11/19

1:30 pm-3:10 pm

1 stop18h 40m

Sofia

Wed 12/3

4:00 pm-7:20 pm

1 stop34h 20m

$503

Washington, D.C.Sofia

IAD - SOF

IADSOF

Washington, D.C. Dulles Intl

Mon 11/17

1:30 pm-8:50 pm

1 stop24h 20m

Sofia

Wed 12/3

9:35 am-11:45 am

1 stop33h 10m

$518

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 January is also cheap. Prices for this month can be found on momondo for an average of $634.

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 26% 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 $401Free CancellationRating
7.5
1,771 reviews
Search SWISS flights
Austrian AirlinesPriceFrom $405Free CancellationRating
7.6
858 reviews
Search Austrian Airlines flights
Air FrancePriceFrom $416Free CancellationRating
7.4
1,475 reviews
Search Air France flights
United AirlinesPriceFrom $428Free CancellationRating
7.4
8,993 reviews
Search United Airlines flights
KLMPriceFrom $430Free CancellationRating
7.7
1,404 reviews
Search KLM flights
LOTPriceFrom $437Free CancellationRating
7.6
1,133 reviews
Search LOT flights
LufthansaPriceFrom $464Free CancellationRating
6.8
7,503 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $489Free CancellationRating
7.3
4,021 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $492Free CancellationRating
6.7
7,461 reviews
Search British Airways flights
ITA AirwaysPriceFrom $505Free CancellationRating
6.7
1,073 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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