What is the cheapest airline that flies from Bulgaria to United States?

Air Serbia is the most popular carrier operating from Bulgaria to United States

What airlines fly to United States?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to United States from Bulgaria according to our data. Lufthansa is the first choice among our users, with 39% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 10 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Bulgaria to United States?

Prices for flights from Bulgaria to United States are updated daily.

How many operators does momondo search for flights from Bulgaria to United States?

There are 10 operators available for flights from Bulgaria to United States as of August 2025.

How old do you have to be to fly from Bulgaria to United States?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bulgaria to United States.

What documentation or ID do you need to fly to United States?

The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$319 Cheap Flights from Bulgaria to the United States in 2025

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Find the cheapest flights from Bulgaria to the United States

Round-trip

One-way

Last minute

Recent round-trip flight deals from Bulgaria to the United States

4:45 pm - 8:55 pmSOF-BOS

35h 10m1 stop

10:40 pm - 11:30 pmBOS-SOF

17h 50m1 stop

$534

Find Deal

Mon, Dec 15 - Mon, Jan 12

4:45 pm - 8:55 pmSOF-BOS

35h 10m1 stop

10:40 pm - 11:30 pmBOS-SOF

17h 50m1 stop

$535

Find Deal

Mon, Dec 15 - Thu, Jan 15

9:15 pm - 7:40 pmSOF-BOS

29h 25m1 stop

8:00 pm - 9:15 amBOS-SOF

30h 15m1 stop

$556Turkish Airlines

Find Deal

Wed, Oct 8 - Wed, Nov 12

9:15 pm - 7:40 pmSOF-BOS

29h 25m1 stop

8:00 pm - 8:50 pmBOS-SOF

17h 50m1 stop

$560Turkish Airlines

Find Deal

Wed, Oct 8 - Tue, Nov 18

2:05 pm - 8:10 pmSOF-BOS

13h 05m1 stop

4:20 pm - 6:15 pmBOS-SOF

18h 55m1 stop

$566Lufthansa

Find Deal

Wed, Oct 8 - Tue, Nov 25

6:35 pm - 9:25 pmSOF-EWR

32h 50m1 stop

10:35 pm - 5:50 pmEWR-SOF

12h 15m1 stop

$568LOT

Find Deal

Tue, Oct 28 - Tue, Nov 11

6:15 am - 3:55 pmSOF-BOS

16h 40m1 stop

5:50 pm - 1:00 pmBOS-SOF

12h 10m1 stop

$574Lufthansa

Find Deal

Sat, Sep 6 - Mon, Sep 22

2:05 pm - 8:10 pmSOF-BOS

13h 05m1 stop

3:40 pm - 1:50 pmBOS-SOF

15h 10m2 stops

$584United Airlines

Find Deal

Wed, Oct 8 - Wed, Nov 12

6:15 am - 8:05 pmSOF-EWR

20h 50m1 stop

8:30 pm - 11:00 pmEWR-SOF

19h 30m1 stop

$585United Airlines

Find Deal

Mon, Sep 8 - Mon, Sep 22

6:40 pm - 7:40 pmSOF-ORD

33h 00m1 stop

5:10 pm - 1:50 pmORD-SOF

36h 40m2 stops

$643LOT

Find Deal

Sun, Sep 14 - Sun, Sep 28

American Airlines flights from Bulgaria to United States

Our best American Airlines deals on Bulgaria to United States flight tickets

American Airlines

Oct 10

SOF2:20 pmSofia

27h 07m

2 stops

ORD9:27 amChicago O'Hare Intl

Nov 14

ORD6:30 pmChicago O'Hare Intl

34h 30m

1 stop

SOF1:00 pmSofia

$649

Find similar

American Airlines

Oct 29

SOF9:00 pmSofia

24h 40m

1 stop

MIA3:40 pmMiami

Nov 17

MIA9:52 pmMiami

39h 18m

2 stops

SOF8:10 pmSofia

$699

Find similar

Lufthansa flights from Bulgaria to United States

Our best Lufthansa deals on Bulgaria to United States flight tickets

Lufthansa

Oct 8

SOF2:05 pmSofia

13h 05m

1 stop

BOS8:10 pmBoston Logan Intl

Nov 25

BOS4:20 pmBoston Logan Intl

18h 55m

1 stop

SOF6:15 pmSofia

$566

Find similar

Lufthansa

Sep 6

SOF6:15 amSofia

16h 40m

1 stop

BOS3:55 pmBoston Logan Intl

Sep 22

BOS5:50 pmBoston Logan Intl

12h 10m

1 stop

SOF1:00 pmSofia

$574

Find similar

Lufthansa

Sep 13

SOF6:15 amSofia

16h 40m

1 stop

BOS3:55 pmBoston Logan Intl

Oct 8

BOS8:05 pmBoston Logan Intl

19h 55m

1 stop

SOF11:00 pmSofia

$576

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Mon 12/15

4:45 pm-8:55 pm

1 stop35h 10m

Boston Logan Intl

Mon 1/12

10:40 pm-11:30 pm

1 stop17h 50m

$534

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Mon 12/15

4:45 pm-8:55 pm

1 stop35h 10m

Boston Logan Intl

Thu 1/15

10:40 pm-11:30 pm

1 stop17h 50m

$535

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Wed 10/8

9:15 pm-7:40 pm

1 stop29h 25m

Boston Logan Intl

Wed 11/12

8:00 pm-9:15 am

1 stop30h 15m

$556

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Wed 10/8

9:15 pm-7:40 pm

1 stop29h 25m

Boston Logan Intl

Tue 11/18

8:00 pm-8:50 pm

1 stop17h 50m

$560

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Wed 10/8

2:05 pm-8:10 pm

1 stop13h 05m

Boston Logan Intl

Tue 11/25

4:20 pm-6:15 pm

1 stop18h 55m

$566

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Tue 10/28

6:35 pm-9:25 pm

1 stop32h 50m

Newark

Tue 11/11

10:35 pm-5:50 pm

1 stop12h 15m

$568

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Sat 9/6

6:15 am-3:55 pm

1 stop16h 40m

Boston Logan Intl

Mon 9/22

5:50 pm-1:00 pm

1 stop12h 10m

$574

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Wed 10/8

2:05 pm-8:10 pm

1 stop13h 05m

Boston Logan Intl

Wed 11/12

3:40 pm-1:50 pm

2 stops15h 10m

$584

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Mon 9/8

6:15 am-8:05 pm

1 stop20h 50m

Newark

Mon 9/22

8:30 pm-11:00 pm

1 stop19h 30m

$585

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sun 9/14

6:40 pm-7:40 pm

1 stop33h 00m

Chicago O'Hare Intl

Sun 9/28

5:10 pm-1:50 pm

2 stops36h 40m

$643

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bulgaria to United States

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

Prices

Airlines

What is the cheapest month to fly to United States?

In general, November is the cheapest month to fly from Bulgaria to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $562. If you aren’t able to travel during the month of November, then book flights to United States from Bulgaria during February instead. Flights to United States in February, while not as cheap as those in November, still average around $579.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Bulgaria. The lowest ticket price found for a Wednesday departure recently was $622. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $685. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

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

The cheapest time of day to fly to United States is at noon when flights can be purchased for as low as $623. Try not to purchase tickets in the morning because they tend to be around $708. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Bulgaria when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $696 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Bulgaria for as low as $551 on momondo.

Cheap Bulgaria to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bulgaria to United States

Direct flights	None

There are no direct flights from Bulgaria to United States. There are no popular flight routes from Bulgaria to United States.

Search flight deals

When did momondo last update prices for flights from Bulgaria to United States?
Prices for flights from Bulgaria to United States are updated daily.
How many operators does momondo search for flights from Bulgaria to United States?
There are 10 operators available for flights from Bulgaria to United States as of August 2025.
How old do you have to be to fly from Bulgaria to United States?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bulgaria to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Bulgaria to United States

Compare and see reviews for airlines that fly from Bulgaria to United States with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $499	Free Cancellation	Rating 6.7 7,309 reviews	Search British Airways flights
LOT	PriceFrom $517	Free Cancellation	Rating 7.6 1,111 reviews	Search LOT flights
Turkish Airlines	PriceFrom $520	Free Cancellation	Rating 7.3 3,955 reviews	Search Turkish Airlines flights
SWISS	PriceFrom $525	Free Cancellation	Rating 7.6 1,711 reviews	Search SWISS flights
Air France	PriceFrom $538	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights
KLM	PriceFrom $545	Free Cancellation	Rating 7.8 1,387 reviews	Search KLM flights
Austrian Airlines	PriceFrom $567	Free Cancellation	Rating 7.6 836 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $573	Free Cancellation	Rating 7.4 8,943 reviews	Search United Airlines flights
Lufthansa	PriceFrom $574	Free Cancellation	Rating 6.8 7,359 reviews	Search Lufthansa flights
ITA Airways	PriceFrom $625	Free Cancellation	Rating 6.7 1,024 reviews	Search ITA Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Bulgaria to United States?

It is quick and easy to find Bulgaria to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

Can I find flights from Bulgaria to United States with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bulgaria to United States flights to just show those with flexible booking policies.

How can momondo help me find flights from Bulgaria to United States?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United States from Bulgaria.

I’m not ready to book a flight from Bulgaria to United States right now. Can momondo alert me if prices change?

Price alerts on flights to United States from Bulgaria are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.