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$495+ Cheap flights from Sofia (SOF) to Philadelphia (PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — PHL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$495
(British Airways)

Popular in

July

Cheapest in

March

Average price

$755
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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From Sofia to Philadelphia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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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 January 21, 2025.

This British Airways deal was found by Cheapflights users on 1/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/288:15 pmSOF - PHL
1 stop27h 05mBritish Airways
Tue 3/187:40 pmPHL - SOF
1 stop12h 30mBritish Airways
Deal found 1/20$495
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 4/236:15 amSOF - PHL
2 stops15h 32mUnited Airlines
Fri 10/1710:15 amPHL - SOF
2 stops18h 45mUnited Airlines
Deal found 1/20$564
This Air France deal was found by Cheapflights users on 1/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/277:00 amSOF - PHL
2 stops20h 39mMultiple Airlines
Tue 3/41:00 pmPHL - SOF
2 stops17h 55mMultiple Airlines
Deal found 1/20$599
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/286:05 amSOF - PHL
3 stops23h 31mAir Canada
Tue 3/183:30 pmPHL - SOF
2 stops15h 55mAir Canada
Deal found 1/20$630
This Emirates deal was found by Cheapflights users on 1/20. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/242:05 amSOF - PHL
2 stops26h 34mEmirates
Wed 10/154:56 pmPHL - SOF
2 stops38h 29mEmirates
Deal found 1/20$2,307

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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 2/28

8:15 pm-4:20 pm

1 stop27h 05m

Philadelphia

Tue 3/18

7:40 pm-2:10 pm

1 stop12h 30m

$495

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Wed 4/23

6:15 am-2:47 pm

2 stops15h 32m

Philadelphia

Fri 10/17

10:15 am-12:00 pm

2 stops18h 45m

$564

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 2/27

7:00 am-8:39 pm

2 stops20h 39m

Philadelphia

Tue 3/4

1:00 pm-1:55 pm

2 stops17h 55m

$599

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Fri 2/28

6:05 am-10:36 pm

3 stops23h 31m

Philadelphia

Tue 3/18

3:30 pm-1:25 pm

2 stops15h 55m

$630

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Thu 4/24

2:05 am-9:39 pm

2 stops26h 34m

Philadelphia

Wed 10/15

4:56 pm-2:25 pm

2 stops38h 29m

$2,307

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Sun 7/20

6:20 am-3:42 pm

2 stops16h 22m

$617

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Sun 7/20

6:20 am-4:00 pm

1 stop16h 40m

$648

SofiaPhiladelphia

SOF - PHL

SOFPHL

Sofia

Sat 7/19

6:00 am-10:27 pm

2 stops23h 27m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

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 January.
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, August is the cheapest month in which you can book a flight from Sofia to Philadelphia (average of $236). Flying from Sofia to Philadelphia 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 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 January 21, 2025.

It’s optimal to fly from Sofia to Philadelphia at noon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

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 January 21, 2025.
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very good
3,360 reviews
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

United Airlines
7.4
Good
8,985 reviews
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Air Canada
7.0
Good
8,635 reviews
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Lufthansa
6.8
Okay
7,111 reviews
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

British Airways
6.6
Okay
6,834 reviews
Emirates
8.1
Very good
3,360 reviews

Boarding

8.1

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

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 ($495), United Airlines ($564), and Air Canada ($630) offers the cheapest pricing from Sofia to Philadelphia. British Airways is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • 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, August is the cheapest month in which you can book a flight from Sofia to Philadelphia (average of $236). Flying from Sofia to Philadelphia 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

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
King of Prussia
Vineland
Wildwood
Pottstown
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Willow Grove
Newark
Middletown
Millville
Wyomissing
Dover
Ephrata
Dewey Beach
West Chester
Malvern

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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 Dulles Intl flights
Sofia to John F Kennedy Intl flights
Sofia to Newark flights
Sofia to LaGuardia 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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$570Average$716FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$595Average$770FlexibilityNo cancel feeOn-time69%
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