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$316+ Cheap flights from Bulgaria to Pennsylvania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — PHL
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Bulgaria to Pennsylvania

Keep the following information in mind while searching for Bulgaria to Pennsylvania flight deals. Data was last updated August 1, 2025.

Round-trip from

$493
(KLM)

One-way from

$316
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$958
From Bulgaria to Pennsylvania
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One-way flight from Bulgaria to Pennsylvania
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Highest demand for flights based on searches. 5% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Bulgaria to Pennsylvania

Cheapest flights from Bulgaria to Pennsylvania
Explore the most affordable flight options available from Bulgaria to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 amSOF - IAD
1 stop15h 35mMultiple Airlines
Wed 9/176:30 pmIAD - SOF
1 stop12h 30mMultiple Airlines
Deal found 7/31$493
This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:00 amSOF - IAD
1 stop15h 35mKLM
Fri 11/146:05 pmIAD - SOF
1 stop13h 00mKLM
Deal found 7/31$498
This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 amSOF - DCA
2 stops17h 05mKLM
Wed 9/172:50 pmDCA - SOF
2 stops16h 10mKLM
Deal found 7/31$513
This lastminute.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:25 amSOF - IAD
1 stop17h 20mTurkish Airlines
Fri 10/241:30 pmIAD - SOF
1 stop18h 15mTurkish Airlines
Deal found 7/30$548
This lol.travel deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:15 amSOF - EWR
1 stop20h 50mUnited Airlines
Mon 9/226:00 pmEWR - SOF
1 stop16h 50mUnited Airlines
Deal found 7/31$561
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:15 amSOF - EWR
2 stops15h 28mAir Canada
Mon 9/223:30 pmEWR - SOF
2 stops19h 20mAir Canada
Deal found 7/31$563
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:15 amSOF - EWR
2 stops15h 28mMultiple Airlines
Mon 9/226:00 pmEWR - SOF
1 stop16h 50mMultiple Airlines
Deal found 7/31$570
This Flightnetwork deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:15 amSOF - PHL
1 stop16h 45mLufthansa
Mon 9/85:35 pmPHL - SOF
1 stop17h 15mLufthansa
Deal found 7/31$573
This Air France deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:00 amSOF - IAD
2 stops19h 37mAir France
Fri 10/31:00 pmIAD - SOF
2 stops18h 00mAir France
Deal found 7/30$573
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:15 amSOF - PHL
1 stop16h 45mUnited Airlines
Mon 9/87:58 pmPHL - SOF
2 stops20h 02mUnited Airlines
Deal found 7/31$576
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:15 amSOF - IAD
1 stop16h 00mUnited Airlines
Fri 11/145:33 pmIAD - SOF
2 stops17h 47mUnited Airlines
Deal found 7/31$576
This lastminute.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/149:15 pmSOF - EWR
1 stop32h 20mTurkish Airlines
Sat 9/2012:30 amEWR - SOF
1 stop25h 05mTurkish Airlines
Deal found 7/31$577

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bulgaria to Pennsylvania 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, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Bulgaria to Pennsylvania that are best for you.

Fly from

Bulgaria

Fly to

Pennsylvania

Route

Depart

Return

Price

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 9/4

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Wed 9/17

6:30 pm-2:00 pm

1 stop12h 30m

$493

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Fri 9/5

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Fri 11/14

6:05 pm-2:05 pm

1 stop13h 00m

$498

SofiaWashington, D.C.

SOF - DCA

SOFDCA

Sofia

Thu 9/4

7:00 am-5:05 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Wed 9/17

2:50 pm-2:00 pm

2 stops16h 10m

$513

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Sun 10/19

9:25 am-7:45 pm

1 stop17h 20m

Washington, D.C. Dulles Intl

Fri 10/24

1:30 pm-2:45 pm

1 stop18h 15m

$548

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Mon 9/8

6:15 am-8:05 pm

1 stop20h 50m

Newark

Mon 9/22

6:00 pm-5:50 pm

1 stop16h 50m

$561

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Mon 9/8

6:15 am-2:43 pm

2 stops15h 28m

Newark

Mon 9/22

3:30 pm-5:50 pm

2 stops19h 20m

$563

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Mon 9/8

6:15 am-2:43 pm

2 stops15h 28m

Newark

Mon 9/22

6:00 pm-5:50 pm

1 stop16h 50m

$570

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 9/4

6:15 am-4:00 pm

1 stop16h 45m

Philadelphia

Mon 9/8

5:35 pm-5:50 pm

1 stop17h 15m

$573

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Mon 9/22

7:00 am-7:37 pm

2 stops19h 37m

Washington, D.C. Dulles Intl

Fri 10/3

1:00 pm-2:00 pm

2 stops18h 00m

$573

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 9/4

6:15 am-4:00 pm

1 stop16h 45m

Philadelphia

Mon 9/8

7:58 pm-11:00 pm

2 stops20h 02m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 56 results
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Best time to book a flight from Bulgaria to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Bulgaria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bulgaria to Pennsylvania

What is the cheapest month to book a flight from Bulgaria to Pennsylvania?

Currently, August is the cheapest month in which you can book a flight from Bulgaria to Pennsylvania (average of $236). Flying from Bulgaria to Pennsylvania in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BG to PA?

Find hourly flight availability from Bulgaria to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bulgaria to Pennsylvania as you normally would.

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated August 1, 2025.
Read through reviews of airlines operating flights from Bulgaria to Pennsylvania, such as KLM, LOT, and Austrian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
LOT
7.6
Good
1,105 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Austrian Airlines
7.6
Good
823 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.5
Good
1,465 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,686 reviews
KLM
7.8
Good
1,383 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Bulgaria to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Bulgaria to Pennsylvania one-way?

    The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $541. However, be on the lookout for offers from Lufthansa and Qatar Airways, as they are both options that can get you from Bulgaria to Pennsylvania for a low price.

  • Can I find deals for flights from Bulgaria to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Bulgaria to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bulgaria to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bulgaria to Pennsylvania.

  • Can I find deals for business class flights from Bulgaria to Pennsylvania?

    Yes. Cheapflights offers flight deals from Bulgaria to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bulgaria to Pennsylvania?

    Currently, August is the cheapest month in which you can book a flight from Bulgaria to Pennsylvania (average of $236). Flying from Bulgaria to Pennsylvania in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Bulgaria to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Bulgaria to Pennsylvania

Discover the top 2 airlines that operate flights from Bulgaria to Pennsylvania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$588Average$767FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$636Average$773FlexibilityNo cancel feeOn-time76%

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