What is the cheapest airline that flies from Bulgaria to Philadelphia?

Qatar Airways is the most popular carrier operating from Bulgaria to Philadelphia

What airlines fly to Philadelphia?

Turkish Airlines, Lufthansa and LOT are the top three most popular airlines that fly to Philadelphia from Bulgaria according to our data. Turkish Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 8 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in Bulgaria, such as Sofia or Burgas, and flying into Philadelphia, then you can expect flight times to average 15h 45m and 33h 15m, respectively.

When did momondo last update prices for flights from Bulgaria to Philadelphia Airport?

Prices for flights from Bulgaria to Philadelphia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Bulgaria to Philadelphia Airport?

The number of operators available for flights from Bulgaria to Philadelphia Airport is 2 as of November 2025.

How old do you have to be to fly from Bulgaria to Philadelphia Airport?

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 Bulgaria to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

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

$524 Cheap Flights from Bulgaria to Philadelphia in 2025/26

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Find the cheapest flights from Bulgaria to Philadelphia

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Recent round-trip flight deals from Bulgaria to Philadelphia

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6:00 am - 4:05 pmSOF-PHL

17h 05m1 stop

5:40 pm - 1:50 pmPHL-SOF

13h 10m1 stop

$639Lufthansa

Find Deal

Thu, Nov 20 - Thu, Nov 27

6:05 am - 4:05 pmSOF-PHL

17h 00m2 stops

5:40 pm - 1:50 pmPHL-SOF

13h 10m1 stop

$646Lufthansa

Find Deal

Thu, Nov 20 - Thu, Nov 27

6:00 am - 7:05 pmSOF-PHL

20h 05m2 stops

6:00 am - 1:50 pmPHL-SOF

24h 50m2 stops

$669United Airlines

Find Deal

Thu, Nov 20 - Thu, Nov 27

6:00 am - 10:46 pmSOF-PHL

23h 46m2 stops

6:10 am - 10:45 pmPHL-SOF

33h 35m2 stops

$678United Airlines

Find Deal

Tue, Dec 23 - Sun, Jan 4

6:10 am - 11:30 pmSOF-PHL

24h 20m2 stops

6:10 am - 10:45 pmPHL-SOF

33h 35m2 stops

$681United Airlines

Find Deal

Wed, Dec 24 - Sun, Jan 4

6:00 am - 2:07 pmSOF-PHL

39h 07m2 stops

6:10 am - 10:45 pmPHL-SOF

33h 35m2 stops

$682United Airlines

Find Deal

Tue, Dec 23 - Sun, Jan 4

2:25 pm - 4:05 pmSOF-PHL

32h 40m1 stop

6:10 am - 10:45 pmPHL-SOF

33h 35m2 stops

$691United Airlines

Find Deal

Wed, Dec 24 - Sun, Jan 4

5:00 am - 4:05 pmSOF-PHL

18h 05m3 stops

5:40 pm - 9:00 pmPHL-SOF

20h 20m2 stops

$768Multiple Airlines

Find Deal

Thu, Nov 20 - Thu, Nov 27

2:25 pm - 4:05 pmSOF-PHL

32h 40m1 stop

5:40 pm - 1:35 pmPHL-SOF

12h 55m1 stop

$893Lufthansa

Find Deal

Wed, Dec 24 - Sun, Jan 4

2:25 pm - 4:05 pmSOF-PHL

32h 40m1 stop

5:40 pm - 1:35 pmPHL-SOF

12h 55m1 stop

$895Lufthansa

Find Deal

Wed, Dec 24 - Sun, Jan 4

Lufthansa flights from Bulgaria to Philadelphia

Our best Lufthansa deals on Bulgaria to Philadelphia flight tickets

Lufthansa

Nov 20

SOF6:00 amSofia

17h 05m

1 stop

PHL4:05 pmPhiladelphia

Nov 27

PHL5:40 pmPhiladelphia

13h 10m

1 stop

SOF1:50 pmSofia

$639

Find similar

Lufthansa

Nov 20

SOF6:05 amSofia

17h 00m

2 stops

PHL4:05 pmPhiladelphia

Nov 27

PHL5:40 pmPhiladelphia

13h 10m

1 stop

SOF1:50 pmSofia

$646

Find similar

Lufthansa

Dec 24

SOF2:25 pmSofia

32h 40m

1 stop

PHL4:05 pmPhiladelphia

Jan 4

PHL5:40 pmPhiladelphia

12h 55m

1 stop

SOF1:35 pmSofia

$893

Find similar

United Airlines flights from Bulgaria to Philadelphia

Our best United Airlines deals on Bulgaria to Philadelphia flight tickets

United Airlines

Nov 20

SOF6:00 amSofia

20h 05m

2 stops

PHL7:05 pmPhiladelphia

Nov 27

PHL6:00 amPhiladelphia

24h 50m

2 stops

SOF1:50 pmSofia

$669

Find similar

United Airlines

Nov 14

SOF6:05 amSofia

39h 01m

2 stops

PHL2:06 pmPhiladelphia

Nov 23

PHL8:00 pmPhiladelphia

15h 20m

2 stops

SOF6:20 pmSofia

$670

Find similar

United Airlines

Dec 23

SOF6:00 amSofia

23h 46m

2 stops

PHL10:46 pmPhiladelphia

Jan 4

PHL6:10 amPhiladelphia

33h 35m

2 stops

SOF10:45 pmSofia

$678

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 11/20

6:00 am-4:05 pm

1 stop17h 05m

Philadelphia

Thu 11/27

5:40 pm-1:50 pm

1 stop13h 10m

$639

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 11/20

6:05 am-4:05 pm

2 stops17h 00m

Philadelphia

Thu 11/27

5:40 pm-1:50 pm

1 stop13h 10m

$646

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 11/20

6:00 am-7:05 pm

2 stops20h 05m

Philadelphia

Thu 11/27

6:00 am-1:50 pm

2 stops24h 50m

$669

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Tue 12/23

6:00 am-10:46 pm

2 stops23h 46m

Philadelphia

Sun 1/4

6:10 am-10:45 pm

2 stops33h 35m

$678

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Wed 12/24

6:10 am-11:30 pm

2 stops24h 20m

Philadelphia

Sun 1/4

6:10 am-10:45 pm

2 stops33h 35m

$681

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Tue 12/23

6:00 am-2:07 pm

2 stops39h 07m

Philadelphia

Sun 1/4

6:10 am-10:45 pm

2 stops33h 35m

$682

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Wed 12/24

2:25 pm-4:05 pm

1 stop32h 40m

Philadelphia

Sun 1/4

6:10 am-10:45 pm

2 stops33h 35m

$691

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 11/20

5:00 am-4:05 pm

3 stops18h 05m

Philadelphia

Thu 11/27

5:40 pm-9:00 pm

2 stops20h 20m

$768

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Wed 12/24

2:25 pm-4:05 pm

1 stop32h 40m

Philadelphia

Sun 1/4

5:40 pm-1:35 pm

1 stop12h 55m

$893

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Wed 12/24

2:25 pm-4:05 pm

1 stop32h 40m

Philadelphia

Sun 1/4

5:40 pm-1:35 pm

1 stop12h 55m

$895

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bulgaria to Philadelphia

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

Other information

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Bulgaria is in March. Flight prices, which tend to average around $581, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Bulgaria averaging around $602.

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

The cheapest day to depart from Bulgaria to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $579. On the other hand, Thursday is the most expensive day to depart from Bulgaria because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $986.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Bulgaria to Philadelphia in the evening for as low as $651. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $742.

Can stopping save me money on Bulgaria to Philadelphia flights?

You could potentially save up to 5% on your flight if you consider stops on a Bulgaria to Philadelphia flight.

Cheap Bulgaria to Philadelphia flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Bulgaria to Philadelphia Airport?
Prices for flights from Bulgaria to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Bulgaria to Philadelphia Airport?
The number of operators available for flights from Bulgaria to Philadelphia Airport is 2 as of November 2025.
How old do you have to be to fly from Bulgaria to Philadelphia Airport?
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 Bulgaria to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport 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 Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Bulgaria to Philadelphia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $588	Free Cancellation	Rating 7.4 9,007 reviews		Search United Airlines flights
Lufthansa	PriceFrom $636	Free Cancellation	Rating 6.8 7,558 reviews		Search Lufthansa flights

Wildwood

Cape May

Rehoboth Beach

Ocean City

Wildwood Crest

King of Prussia

Cherry Hill

Dewey Beach

Newark

Reading

North Wildwood

Dover

Avalon

Lewes

Stone Harbor

Essington

Vineland

Pottstown

New Castle

Somers Point

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bulgaria to Philadelphia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Philadelphia from Bulgaria on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Bulgaria to Philadelphia?

Once you have performed a search for Bulgaria to Philadelphia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Bulgaria to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.