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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 17 April 2026.

Thu 21/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Sun 24/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£562

Wed 20/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Fri 29/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£564

Wed 20/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Tue 26/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£565

Thu 28/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Sat 13/618:45

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 15/4£579

Sun 17/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Fri 29/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£585

Fri 22/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Mon 25/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£586

Mon 21/909:15

LHR

-

PHL

Nonstop8h 00m

Finnair

Mon 12/1019:40

PHL

-

LHR

Nonstop7h 10m

Finnair

Deal found 14/4£589

Wed 14/1013:00

LHR

-

PHL

Nonstop8h 00m

Finnair

Mon 19/1022:20

PHL

-

LHR

Nonstop7h 00m

Finnair

Deal found 15/4£607

Sat 23/513:45

LHR

-

PHL

Nonstop7h 50m

British Airways

Mon 25/518:40

PHL

-

LHR

Nonstop7h 10m

British Airways

Deal found 13/4£609

Mon 21/913:00

LHR

-

PHL

Nonstop8h 00m

British Airways

Mon 5/1018:45

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 15/4£616

Mon 21/913:45

LHR

-

PHL

Nonstop7h 55m

British Airways

Mon 28/918:45

PHL

-

LHR

Nonstop7h 05m

British Airways

Deal found 16/4£616

Thu 10/909:15

LHR

-

PHL

Nonstop8h 00m

Finnair

Thu 24/919:35

PHL

-

LHR

Nonstop7h 15m

Finnair

Deal found 14/4£618

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

Thu 10/9

09:15-12:15

Nonstop8h 00m

Philadelphia

Thu 24/9

19:35-07:50

Nonstop7h 15m

£674

Fastest return journey

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 8/6

09:15-12:10

Nonstop7h 55m

Philadelphia

Mon 6/7

22:20-10:20

Nonstop7h 00m

£687

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 18/5

13:45-16:35

Nonstop7h 50m

Philadelphia

Mon 25/5

18:40-06:50

Nonstop7h 10m

£690

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Sun 5/7

09:15-12:15

Nonstop8h 00m

Philadelphia

Tue 15/9

18:45-06:50

Nonstop7h 05m

£702

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Sun 5/7

09:15-12:15

Nonstop8h 00m

Philadelphia

Mon 14/9

22:20-10:20

Nonstop7h 00m

£702

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 17/8

13:45-16:40

Nonstop7h 55m

Philadelphia

Sun 23/8

18:45-06:50

Nonstop7h 05m

£714

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 11/5

09:15-12:10

Nonstop7h 55m

Philadelphia

Mon 18/5

19:35-07:50

Nonstop7h 15m

£720

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Mon 11/5

09:15-12:10

Nonstop7h 55m

Philadelphia

Mon 18/5

22:05-10:20

Nonstop7h 15m

£723

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 28/5

12:30-15:25

Nonstop7h 55m

Philadelphia

Sat 13/6

19:20-07:50

Nonstop7h 30m

£743

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Tue 12/5

13:45-16:35

Nonstop7h 50m

Philadelphia

Fri 22/5

18:40-06:50

Nonstop7h 10m

£754

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 23 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,United Airlines, andAer Lingus. 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

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

7.7

Good

7.7

Good

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

United Airlines

7.4

Good

7.7

Good

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

7.3

Good

7.7

Good

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

7.2

Good

7.7

Good

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

British Airways

6.7

Okay

7.7

Good

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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 £805. If you're looking for a direct return flight to Philadelphia, you can expect to pay around £1,577.
Which airlines fly direct to Philadelphia?
At the moment, British Airways, Finnair, Aer Lingus, Iberia, American Airlines 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 32m on average. The quickest direct flight to Philadelphia at this time departs from Edinburgh (7h 15m), while the longest leaves from London Heathrow Airport (7h 50m).
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, February 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 £1,148.

See more FAQs

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