What is the cheapest airline that flies from Pennsylvania to Sofia?

Lufthansa, United Airlines, and British Airways are the most popular carriers operating from Pennsylvania to Sofia

What airlines fly to Sofia?

Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Sofia from Pennsylvania according to our data. Lufthansa is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 4 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Sofia?

Flight times vary depending on what airport in Pennsylvania you fly out of and what airport in Sofia you fly into. For example, flying from Pittsburgh to Sofia takes 16h 30m on average. On the other hand, flying from Philadelphia to Sofia takes 17h 30m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Pennsylvania to Sofia Airport?

Prices for flights from Pennsylvania to Sofia Airport refresh daily.

How many operators does momondo search for flights from Pennsylvania to Sofia Airport?

As of February 2026, there are 12 operators available to choose from for flights from Pennsylvania to Sofia Airport.

How old do you have to be to fly from Pennsylvania to Sofia Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Sofia Airport.

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

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

$235 Cheap Flights from Pennsylvania to Sofia in 2026

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Find the cheapest flights from Pennsylvania to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 pm - 6:20 pm

EWR

SOF

14h 30m

1 stop

7:55 am - 3:15 pm

SOF

EWR

13h 20m

1 stop

$349Multiple Airlines

Tue, Feb 24 - Tue, Mar 10

9:50 pm - 6:20 pm

EWR

SOF

14h 30m

1 stop

8:00 am - 1:55 pm

SOF

EWR

12h 55m

1 stop

$350Multiple Airlines

Mon, Mar 23 - Wed, Apr 15

5:55 pm - 11:50 am

EWR

SOF

10h 55m

1 stop

7:55 am - 3:15 pm

SOF

EWR

13h 20m

1 stop

$357Austrian Airlines

Tue, Mar 3 - Tue, Mar 10

6:55 pm - 11:50 am

EWR

SOF

10h 55m

1 stop

6:45 pm - 3:15 pm

SOF

EWR

26h 30m

1 stop

$358Austrian Airlines

Mon, Mar 9 - Mon, Mar 16

10:30 am - 6:20 pm

EWR

SOF

25h 50m

2 stops

8:00 am - 1:55 pm

SOF

EWR

12h 55m

1 stop

$372Multiple Airlines

Mon, Mar 23 - Wed, Apr 15

8:55 am - 6:40 pm

LGA

SOF

26h 45m

2 stops

6:10 am - 9:26 pm

SOF

LGA

22h 16m

2 stops

$454Air Canada

Wed, Apr 15 - Sat, May 2

9:50 pm - 11:00 pm

JFK

SOF

18h 10m

1 stop

7:00 pm - 8:05 pm

SOF

JFK

32h 05m

1 stop

$454Lufthansa

Sun, Mar 29 - Mon, Apr 6

4:40 pm - 1:15 pm

JFK

SOF

14h 35m

2 stops

6:10 am - 8:05 pm

SOF

JFK

20h 55m

1 stop

$457Lufthansa

Wed, Mar 25 - Tue, Apr 7

9:00 pm - 6:20 pm

JFK

SOF

38h 20m

2 stops

11:00 am - 2:40 pm

SOF

JFK

58h 40m

2 stops

$458SWISS

Tue, Feb 17 - Sun, Feb 22

6:30 am - 6:10 pm

LGA

SOF

28h 40m

2 stops

2:20 pm - 2:58 pm

SOF

LGA

31h 38m

2 stops

$461Air Canada

Sun, Apr 12 - Mon, Apr 27

United Airlines flights from Pennsylvania to Sofia

Our best United Airlines deals on Pennsylvania to Sofia flight tickets

United Airlines

Mar 9

EWR5:50 pmNewark

13h 25m

1 stop

SOF1:15 pmSofia

Mar 17

SOF7:55 amSofia

13h 20m

1 stop

EWR3:15 pmNewark

$395

United Airlines

Apr 15

EWR3:07 pmNewark

14h 03m

2 stops

SOF12:10 pmSofia

Apr 29

SOF12:55 pmSofia

12h 50m

1 stop

EWR6:45 pmNewark

$403

United Airlines

Apr 20

EWR2:30 pmNewark

14h 40m

2 stops

SOF12:10 pmSofia

Apr 28

SOF6:10 amSofia

19h 35m

1 stop

EWR6:45 pmNewark

$406

Austrian Airlines flights from Pennsylvania to Sofia

Our best Austrian Airlines deals on Pennsylvania to Sofia flight tickets

Austrian Airlines

Mar 9

EWR6:55 pmNewark

10h 55m

1 stop

SOF11:50 amSofia

Mar 16

SOF6:45 pmSofia

26h 30m

1 stop

EWR3:15 pmNewark

$358

Austrian Airlines

Feb 22

EWR5:55 pmNewark

10h 55m

1 stop

SOF11:50 amSofia

Mar 9

SOF6:45 pmSofia

26h 30m

1 stop

EWR3:15 pmNewark

$394

Austrian Airlines

Feb 23

EWR5:55 pmNewark

23h 00m

1 stop

SOF11:55 pmSofia

Mar 9

SOF6:45 pmSofia

26h 30m

1 stop

EWR3:15 pmNewark

$398

Fly from

Fly to

Route

Depart

Return

Price

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 2/24

8:50 pm-6:20 pm

1 stop14h 30m

Sofia

Tue 3/10

7:55 am-3:15 pm

1 stop13h 20m

$349

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 3/23

9:50 pm-6:20 pm

1 stop14h 30m

Sofia

Wed 4/15

8:00 am-1:55 pm

1 stop12h 55m

$350

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 3/3

5:55 pm-11:50 am

1 stop10h 55m

Sofia

Tue 3/10

7:55 am-3:15 pm

1 stop13h 20m

$357

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 3/9

6:55 pm-11:50 am

1 stop10h 55m

Sofia

Mon 3/16

6:45 pm-3:15 pm

1 stop26h 30m

$358

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 3/23

10:30 am-6:20 pm

2 stops25h 50m

Sofia

Wed 4/15

8:00 am-1:55 pm

1 stop12h 55m

$372

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Wed 4/15

8:55 am-6:40 pm

2 stops26h 45m

Sofia

Sat 5/2

6:10 am-9:26 pm

2 stops22h 16m

$454

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Sun 3/29

9:50 pm-11:00 pm

1 stop18h 10m

Sofia

Mon 4/6

7:00 pm-8:05 pm

1 stop32h 05m

$454

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Wed 3/25

4:40 pm-1:15 pm

2 stops14h 35m

Sofia

Tue 4/7

6:10 am-8:05 pm

1 stop20h 55m

$457

New YorkSofia

JFK - SOF

JFKSOF

New York John F Kennedy Intl

Tue 2/17

9:00 pm-6:20 pm

2 stops38h 20m

Sofia

Sun 2/22

11:00 am-2:40 pm

2 stops58h 40m

$458

New YorkSofia

LGA - SOF

LGASOF

New York LaGuardia

Sun 4/12

6:30 am-6:10 pm

2 stops28h 40m

Sofia

Mon 4/27

2:20 pm-2:58 pm

2 stops31h 38m

$461

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 Pennsylvania to Sofia

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 Sofia?

The cheapest month to fly to Sofia from Pennsylvania is in October. Flight prices, which tend to average around $518, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Sofia from Pennsylvania during November instead. Flights to Sofia in November, while not as cheap as those in October, still average around $540.

Can stopping save me money on Pennsylvania to Sofia flights?

You could potentially save up to 46% on your flight if you consider stops on a Pennsylvania to Sofia flight.

Cheap Pennsylvania to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Sofia

Fastest flight time	10h 40m
Direct flights	None

The fastest flight from Pennsylvania to Sofia takes 10h 40m

There are no direct flights from Pennsylvania to Sofia. There are no popular flight routes from Pennsylvania to Sofia.

Search flight deals

When did momondo last update prices for flights from Pennsylvania to Sofia Airport?
Prices for flights from Pennsylvania to Sofia Airport refresh daily.
How many operators does momondo search for flights from Pennsylvania to Sofia Airport?
As of February 2026, there are 12 operators available to choose from for flights from Pennsylvania to Sofia Airport.
How old do you have to be to fly from Pennsylvania to Sofia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The required travel and health documents for your Sofia 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 Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Sofia

Compare and see reviews for airlines that fly from Pennsylvania to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $485	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights
United Airlines	PriceFrom $540	Free Cancellation	Rating 7.4 9,236 reviews	Search United Airlines flights
British Airways	PriceFrom $654	Free Cancellation	Rating 6.7 7,712 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $802	Free Cancellation	Rating 7.3 4,210 reviews	Search Turkish Airlines flights

Bansko

Borovets

Velingrad

Sandanski

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Why should I use momondo to find a flight deal from Pennsylvania to Sofia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to Sofia for you.

Can I find flights from Pennsylvania to Sofia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Pennsylvania to Sofia flights to just show those with flexible booking policies.

How can momondo help me find flights from Pennsylvania to Sofia?

momondo provides multiple filters to help you find the best flight to Sofia from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Pennsylvania to Sofia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Pennsylvania to Sofia from $235

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Sofia departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Pennsylvania to Sofia

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How to get the cheapest flight ticket from Pennsylvania to Sofia

What is the cheapest month to fly to Sofia?

Can stopping save me money on Pennsylvania to Sofia flights?

You could potentially save up to 46% on your flight if you consider stops on a Pennsylvania to Sofia flight.

What is the cheapest airline that flies from Pennsylvania to Sofia?

Lufthansa, United Airlines, and British Airways are the most popular carriers operating from Pennsylvania to Sofia

What airlines fly to Sofia?

How long does it take to fly to Sofia?

Cheap Pennsylvania to Sofia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Sofia

Fastest flight time

Direct flights

When did momondo last update prices for flights from Pennsylvania to Sofia Airport?

How many operators does momondo search for flights from Pennsylvania to Sofia Airport?

How old do you have to be to fly from Pennsylvania to Sofia Airport?

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

Best airlines flying from Pennsylvania to Sofia

Compare and see reviews for airlines that fly from Pennsylvania to Sofia with momondo

Traveling to a place near Sofia?

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Sofia?

Can I find flights from Pennsylvania to Sofia with flexible booking policies on momondo?

How can momondo help me find flights from Pennsylvania to Sofia?

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

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

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Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

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