Direct flights to Philadelphia | Cheapflights

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Cheapest

Best

Last-minute

One-way

Cheapest flights to Philadelphia
Explore the most affordable flight options available to Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 3 June 2026.

Wed 11/1110:35

LHR

-

PHL

Nonstop8h 15m

British Airways

Wed 18/1118:35

PHL

-

LHR

Nonstop7h 00m

British Airways

Deal found 30/5£634

Fri 26/612:30

LHR

-

PHL

Nonstop7h 55m

British Airways

Mon 29/622:10

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 3/6£638

Thu 18/609:15

LHR

-

PHL

Nonstop7h 55m

British Airways

Wed 24/619:20

PHL

-

LHR

Nonstop7h 30m

British Airways

Deal found 3/6£639

Wed 7/1009:15

LHR

-

PHL

Nonstop8h 00m

Finnair

Wed 21/1019:40

PHL

-

LHR

Nonstop7h 10m

Finnair

Deal found 29/5£644

Tue 15/909:15

LHR

-

PHL

Nonstop8h 00m

Finnair

Wed 30/918:45

PHL

-

LHR

Nonstop7h 05m

Finnair

Deal found 31/5£646

Wed 7/1013:00

LHR

-

PHL

Nonstop8h 00m

British Airways

Wed 21/1018:45

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 2/6£649

Mon 9/1110:35

LHR

-

PHL

Nonstop8h 15m

British Airways

Fri 13/1118:35

PHL

-

LHR

Nonstop7h 00m

British Airways

Deal found 31/5£652

Wed 25/1110:35

LHR

-

PHL

Nonstop8h 15m

British Airways

Sun 29/1118:35

PHL

-

LHR

Nonstop7h 00m

British Airways

Deal found 29/5£655

Tue 7/709:15

LHR

-

PHL

Nonstop8h 00m

British Airways

Tue 21/722:15

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 2/6£656

Fri 18/913:00

LHR

-

PHL

Nonstop8h 00m

British Airways

Mon 28/918:45

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 1/6£657

Wed 25/1113:10

LHR

-

PHL

Nonstop8h 05m

Finnair

Sun 29/1118:35

PHL

-

LHR

Nonstop7h 00m

Finnair

Deal found 30/5£661

Best time to book a flight to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia with our price prediction graph.

LON-PHL

LHR-PHL

Estimated return 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.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 5/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Mon 12/10

19:40-07:50

Nonstop7h 10m

£665

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Fri 19/6

09:15-12:10

Nonstop7h 55m

Philadelphia

Fri 26/6

19:20-07:50

Nonstop7h 30m

£686

Fastest return journey

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 5/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Mon 12/10

22:20-10:20

Nonstop7h 00m

£692

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Wed 7/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Sun 11/10

22:20-10:20

Nonstop7h 00m

£696

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 8/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Fri 16/10

22:20-10:20

Nonstop7h 00m

£724

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Sun 12/7

09:15-12:15

Nonstop8h 00m

Philadelphia

Wed 22/7

19:35-07:50

Nonstop7h 15m

£725

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Fri 28/8

13:45-16:40

Nonstop7h 55m

Philadelphia

Thu 3/9

18:45-06:50

Nonstop7h 05m

£725

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Sun 11/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Sun 18/10

19:40-07:50

Nonstop7h 10m

£740

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 15/10

13:45-16:40

Nonstop7h 55m

Philadelphia

Sat 24/10

20:50-08:50

Nonstop7h 00m

£755

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Fri 26/6

09:15-12:10

Nonstop7h 55m

Philadelphia

Tue 7/7

22:15-10:20

Nonstop7h 05m

£789

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Showing 1-10 of 22 resultsSorted by cheapest first

1

2

3

Reviews of airlines flying non-stop to Philadelphia

Read through reviews of airlines serving the United States, such as Finnair,Aer Lingus, andAmerican Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

7.7

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

7.3

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

American Airlines

7.1

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

7.1

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

British Airways

6.7

Okay

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

FAQ about direct flights to Philadelphia

How much are direct flights to Philadelphia?
On average, a one-way direct flight to Philadelphia will cost users approximately £1,167. If you're looking for a direct return flight to Philadelphia, you can expect to pay around £1,459.
Which airlines fly direct to Philadelphia?
At the moment, British Airways, Finnair, Aer Lingus, American Airlines, Iberia offer direct flights to Philadelphia. British Airways is currently the most popular airline that flies direct to Philadelphia.
How long is a direct flight to Philadelphia?
While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Philadelphia to last approximately 7h 55m on average. The quickest direct flight to Philadelphia at this time departs from London Heathrow Airport (7h 55m), while the longest leaves from London Heathrow Airport (7h 55m).
What is the best time of year to fly direct to Philadelphia?
If you're seeking the lowest price on a direct flight to Philadelphia, September is worth consideration, as prices are usually at their lowest, on average. February may be most appealing to users looking for the quietest time to visit Philadelphia, when demand is typically at its lowest.
What is the most popular direct flight origin to Philadelphia?
Currently, the most popular direct flight origin to Philadelphia is London Heathrow Airport. A return direct flight from London Heathrow Airport to Philadelphia typically costs around £1,240.

See more FAQs

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