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$551+ Cheap flights from Sofia (SOF) to Philadelphia (PHL)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — PHL
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Sofia to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

March

Round-trip from

$571
(Trip.com)

One-way from

$551
(oojo)
Provider with most accurate pricing for Sofia-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Sofia-Philadelphia flights.
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High demand for flights, 34% potential price rise
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Best time to find cheap flights, 25% potential price drop
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From Sofia to Philadelphia
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One-way flight from Sofia to Philadelphia
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Find flight deals from Sofia to Philadelphia

Cheapest flights from Sofia to Philadelphia
Explore the most affordable flight options available from Sofia to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/68:15 pmSOF - PHL
1 stop24h 00mBritish Airways
Tue 12/106:40 pmPHL - SOF
1 stop12h 30mBritish Airways
Deal found 11/19$571
This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/68:15 pmSOF - PHL
1 stop27h 05mAmerican Airlines
Tue 12/106:40 pmPHL - SOF
1 stop12h 30mAmerican Airlines
Deal found 11/19$615
This Air France deal was found by Cheapflights users on 11/19. 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.
Fri 12/67:00 amSOF - PHL
2 stops20h 52mMultiple Airlines
Tue 12/1010:39 amPHL - SOF
2 stops20h 16mMultiple Airlines
Deal found 11/19$627
This Air France deal was found by Cheapflights users on 11/19. 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.
Fri 12/67:00 amSOF - PHL
2 stops21h 18mAir France
Tue 12/1012:37 pmPHL - SOF
2 stops42h 28mAir France
Deal found 11/19$674
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/266:10 amSOF - PHL
1 stop16h 50mUnited Airlines
Sun 1/56:50 pmPHL - SOF
2 stops35h 45mUnited Airlines
Deal found 11/20$677
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/266:10 amSOF - PHL
1 stop16h 50mLufthansa
Sun 1/55:35 pmPHL - SOF
1 stop21h 50mLufthansa
Deal found 11/20$965

Find flights from Sofia to Philadelphia within your budget

Customize your flight search to find flights from Sofia to Philadelphia 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 12/6

8:15 pm-1:15 pm

1 stop24h 00m

Philadelphia

Tue 12/10

6:40 pm-2:10 pm

1 stop12h 30m

$571

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 12/6

8:15 pm-4:20 pm

1 stop27h 05m

Philadelphia

Tue 12/10

6:40 pm-2:10 pm

1 stop12h 30m

$615

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 12/6

7:00 am-8:52 pm

2 stops20h 52m

Philadelphia

Tue 12/10

10:39 am-1:55 pm

2 stops20h 16m

$627

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 12/6

7:00 am-9:18 pm

2 stops21h 18m

Philadelphia

Tue 12/10

12:37 pm-2:05 pm

2 stops42h 28m

$674

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 12/26

6:10 am-4:00 pm

1 stop16h 50m

Philadelphia

Sun 1/5

6:50 pm-1:35 pm

2 stops35h 45m

$677

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 12/26

6:10 am-4:00 pm

1 stop16h 50m

Philadelphia

Sun 1/5

5:35 pm-10:25 pm

1 stop21h 50m

$965

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Mon 4/28

1:35 pm-3:55 pm

1 stop33h 20m

$551

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Tue 4/29

9:15 pm-12:30 pm

1 stop22h 15m

$575

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Mon 4/28

8:00 pm-5:50 pm

2 stops28h 50m

$583

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 4/25

6:00 am-2:46 pm

2 stops15h 46m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 12 results
1
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Compare providers for flights from Sofia to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sofia to Philadelphia in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sofia-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sofia-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sofia-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sofia-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sofia-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sofia to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Sofia 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.

Travel insights for flights from Sofia to Philadelphia

Get recent, data-driven insights about flights from Sofia to Philadelphia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Sofia to Philadelphia?

Currently, September is the cheapest month in which you can book a flight from Sofia to Philadelphia (average of $234). Flying from Sofia to Philadelphia in March is currently the most expensive (average of $284). 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 SOF to PHL?

Find hourly flight availability from Sofia to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

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

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated November 20, 2024.
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

Qatar Airways
7.5
Good
3,831 reviews
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

Air France
7.4
Good
1,523 reviews
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

United Airlines
7.4
Good
9,171 reviews
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

American Airlines
7.2
Good
10,000 reviews
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

Air Canada
7.0
Good
8,237 reviews
Qatar Airways
7.5
Good
3,831 reviews

Entertainment

7.5

Comfort

7.5

Overall

7.5

Food

7.4

Boarding

7.7

Crew

8.0

Reviews

1 / 10

security procedure is too many times. need review. no bathroom facility once all passanger are in holding area after security and gate checked in. C5

Related info for your journey

Find useful and relevant information for your journey from Sofia to Philadelphia. 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 flying from Sofia to Philadelphia round-trip?

    According to our current data, British Airways ($571), American Airlines ($615), and Air France ($674) offers the cheapest pricing from Sofia to Philadelphia. British Airways is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Sofia to Philadelphia one-way?

    One-way options have recently been found by users for as low as $551 on Qatar Airways. Other airlines that offer cheap prices include British Airways from $575 and American Airlines from $583 one-way.

  • Can I find deals for flights from Sofia to Philadelphia that include hotel bookings?

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

  • How can I find direct flights from Sofia to Philadelphia?

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

  • Can I find deals for business class flights from Sofia to Philadelphia?

    Yes. Cheapflights offers flight deals from Sofia to Philadelphia 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 Sofia to Philadelphia?

    Currently, September is the cheapest month in which you can book a flight from Sofia to Philadelphia (average of $234). Flying from Sofia to Philadelphia in March is currently the most expensive (average of $284). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sofia to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Sofia to John F Kennedy Intl flights
Sofia to Newark flights
Sofia to LaGuardia flights
Sofia to Dulles Intl flights

Top 2 airlines flying from Sofia to Philadelphia

Discover the top 2 airlines that operate flights from Sofia to Philadelphia. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$565Average$617FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$605Average$790FlexibilityNo cancel feeOn-time69%
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