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$259+ 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — PHL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 September 15, 2025.

Round-trip from

$439
(KLM)

One-way from

$259
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$602
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. 8% potential increase in price ($69 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 September 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 September 15, 2025.

This KLM deal was found by Cheapflights users on 9/13. 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.
Wed 10/157:00 amSOF - IAD
1 stop15h 35mMultiple Airlines
Tue 11/116:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 9/13$439
This KLM deal was found by Cheapflights users on 9/14. 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 9/257:00 amSOF - IAD
1 stop15h 35mMultiple Airlines
Thu 10/96:30 pmIAD - SOF
1 stop12h 30mMultiple Airlines
Deal found 9/14$440
This Air France deal was found by Cheapflights users on 9/14. 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.
Tue 9/307:00 amSOF - IAD
1 stop16h 20mAir France
Wed 10/156:30 pmIAD - SOF
1 stop12h 30mAir France
Deal found 9/14$445
This KLM deal was found by Cheapflights users on 9/12. 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.
Tue 10/217:00 amSOF - DCA
2 stops17h 10mMultiple Airlines
Tue 11/43:00 pmDCA - SOF
2 stops15h 55mMultiple Airlines
Deal found 9/12$445
This KLM deal was found by Cheapflights users on 9/15. 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.
Tue 10/217:00 amSOF - IAD
2 stops16h 57mMultiple Airlines
Thu 11/206:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 9/15$449
This KLM deal was found by Cheapflights users on 9/15. 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.
Tue 10/217:00 amSOF - DCA
2 stops17h 10mMultiple Airlines
Wed 11/192:59 pmDCA - SOF
2 stops16h 06mMultiple Airlines
Deal found 9/15$454
This KLM deal was found by Cheapflights users on 9/14. 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.
Wed 10/17:00 amSOF - IAD
1 stop15h 35mMultiple Airlines
Thu 12/46:50 pmIAD - SOF
1 stop12h 05mMultiple Airlines
Deal found 9/14$456
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:30 pmSOF - JFK
1 stop27h 25mMultiple Airlines
Wed 11/196:05 pmJFK - SOF
1 stop25h 50mMultiple Airlines
Deal found 9/15$488
This KLM deal was found by Cheapflights users on 9/14. 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.
Wed 10/17:00 amSOF - IAD
1 stop15h 35mMultiple Airlines
Fri 12/512:19 pmIAD - SOF
2 stops18h 36mMultiple Airlines
Deal found 9/14$491
This KLM deal was found by Cheapflights users on 9/14. 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.
Wed 10/17:00 amSOF - IAD
1 stop15h 35mKLM
Sat 12/66:05 pmIAD - SOF
1 stop13h 00mKLM
Deal found 9/14$492
This Mytrip deal was found by Cheapflights users on 9/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:30 pmSOF - JFK
3 stops33h 10mMultiple Airlines
Tue 10/145:10 pmJFK - SOF
3 stops22h 55mMultiple Airlines
Deal found 9/13$507
This oojo deal was found by Cheapflights users on 9/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:35 pmSOF - EWR
1 stop12h 50mLOT
Wed 11/1911:10 pmEWR - SOF
1 stop11h 40mLOT
Deal found 9/13$515

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 September 15, 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

Wed 10/22

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 11/20

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 10/16

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Tue 11/11

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 10/16

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Wed 11/12

6:50 pm-2:05 pm

1 stop12h 15m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Wed 10/15

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Tue 11/11

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Wed 10/15

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 11/13

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Tue 10/14

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 11/13

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 10/23

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 11/20

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Thu 11/6

2:35 pm-8:25 pm

1 stop12h 50m

Newark

Wed 11/19

11:10 pm-5:50 pm

1 stop11h 40m

$515

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Tue 11/18

4:00 pm-10:30 pm

1 stop13h 30m

Newark

Mon 3/16

1:25 am-3:10 pm

1 stop31h 45m

$558

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Sun 11/9

2:30 pm-1:25 pm

1 stop29h 55m

Philadelphia

Sun 11/16

6:35 pm-4:20 pm

1 stop14h 45m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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2
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6

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 September 15, 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 September 15, 2025.
Read through reviews of airlines operating flights from Bulgaria to Pennsylvania, such as United Airlines and Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,407 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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.

  • How long is the flight from Bulgaria to Pennsylvania?

    A quick flight from Bulgaria to Pennsylvania can take about 12h 50m. LOT provides one of the quickest options available for as low as $515. Airlines will cover a distance of 4721 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $389. However, be on the lookout for offers from British Airways 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$588Average$730FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$602Average$774FlexibilityNo cancel feeOn-time76%

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