Are there direct flights from London to Philadelphia?

Yes, direct flights from London to Philadelphia are available. Historically, direct flights have accounted for approximately 11.8% of all available flights on this route. For flights that include stopovers, travelers typically experience one stop before reaching their destination.

How many hours is the flight from London to Philadelphia?

The typical direct flight from London to Philadelphia has a duration of 7 hours and 55 minutes. For flights that include one stop, the median travel time increases significantly to 14 hours and 5 minutes. The distance covered on this route is approximately 5690 kilometers.

How often do cheap flights from London to Philadelphia come up?

Cheap flights from London to Philadelphia are classified as frequent. This indicates that travelers can often find favorable deals on this route. Historically, this route has consistently offered opportunities for budget-conscious travelers.

Flights From London

To Philadelphia

Cheap Flights from London to Philadelphia

Browse current best options from London. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

London

RatePunk searches hundreds of travel sites at once for deals on flights to Philadelphia

Prices updated 13 days ago

406 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Aug 2, 2026.)

Today’s best flight deals from London to Philadelphia

Explore current cheapest deals departing from London to Philadelphia

2026-10-08 – 2026-10-09
LON - Philadelphia
90% AI deal score
£546
£413
Round trip
2026-11-08 – 2026-11-09
LON - Philadelphia
89% AI deal score
£525
£413
Round trip
2026-12-01 – 2026-12-02
LON - Philadelphia
92% AI deal score
£690
£413
Round trip
2026-09-15 – 2026-09-16
LON - Philadelphia
91% AI deal score
£637
£417
Round trip
2026-09-30 – 2026-10-20
LON - Philadelphia
73% AI deal score
£415
£420
Round trip
2026-09-30 – 2026-10-19
LON - Philadelphia
73% AI deal score
£417
£420
Round trip
2026-09-23 – 2026-09-24
LON - Philadelphia
91% AI deal score
£641
£421
Round trip
2026-09-11 – 2026-09-12
LON - Philadelphia
91% AI deal score
£637
£421
Round trip
2026-09-03 – 2026-09-28
LON - Philadelphia
73% AI deal score
£408
£430
Round trip
2026-09-30 – 2026-10-17
LON - Philadelphia
73% AI deal score
£418
£438
Round trip

London to Philadelphia: Overview

Insights for flights from London to Philadelphia

Right now, fares for flights from London to Philadelphia are above the typical level. Prices for this route typically range from $790–$1276, with a median of $1086. New deals appear almost daily, offering frequent opportunities to find cheap flights from London to Philadelphia.

When considering the cheapest time to fly from London to Philadelphia, September stands out with a median fare of $620. Following closely are October, with a median fare of $654, and January, with a median fare of $663. These months offer the most competitive pricing for this route.

A typical journey from London to Philadelphia takes about 7h 55m, including connections. Given that most itineraries connect at least once, this duration reflects the overall travel time you can expect. For direct flights from London to Philadelphia, the non-stop flight time is also 7h 55m, while connecting itineraries have a median duration of 15h 5m and typically involve 1 stopover.

The distance between London and Philadelphia is approximately 5690 km, classifying this as a long-haul route. This means you can expect a significant travel duration, often involving overnight flights or longer daytime journeys.

How much is a round trip from London to Philadelphia

Regular price: £397 - £829

Prices for flights from London to Philadelphia are currently within the regular range.

The regular price range for this route is 397 GBP to 829 GBP. The current lowest deal is 449 GBP with Norse Atlantic UK, for travel from Oct 1 to Oct 11.

now £449

Low £397

High £829

The cheapest time to fly from London to Philadelphia

The cheapest month to fly from London to Philadelphia is September, with a median price of $619. The most expensive month is August, with a median price of $1272. Prices are generally lower from January to December.

September

Cheapest

Flights from £619

August

Most Expensive

Flights from £1,272

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from London to Philadelphia

British Airways

Last-minute flights going from London to Philadelphia

Tue, Aug 25

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£628

£549

One-way

Tue, Aug 25

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£685

£557

One-way

Wed, Aug 26

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£673

£555

One-way

Thu, Aug 27

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£670

£526

One-way

Thu, Aug 27

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£676

£574

One-way

Wed, Sep 2

⌛ Last-Minute

LGW - Philadelphia

London (LGW) - Philadelphia (PHL)

Norse Atlantic UK

£409

£468

One-way

Biggest price drops on these dates for flights from London to Philadelphia

1 night

Dec 1 - Dec 2

£690 → £413

40%

1 night

Sep 23 - Sep 24

£641 → £421

34%

1 night

Sep 15 - Sep 16

£637 → £417

35%

1 night

Sep 11 - Sep 12

£637 → £421

34%

Popular Airports to fly from London to Philadelphia

London - Philadelphia route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from London to Philadelphia are above the typical level at $1086.

📅 Best time to fly

Fly in September for the best prices

Historically, September offers the lowest median price at $620 for London to Philadelphia.

⏱️ Flight duration

Direct flights average 7h 55m

The typical direct flight from London to Philadelphia takes 7 hours and 55 minutes.

✈️ Airlines & availability

Connecting flights are common

Connecting flights are dominant, with a median of 1 stopover for this long-haul route.

🏆 Airline highlight

Norse Atlantic UK offers deals

Norse Atlantic UK recently offered a deal for $449 from London Gatwick to Philadelphia International.

🎯 Booking tip

Deals appear frequently

Deals for flights from London to Philadelphia appear frequently, typically within a 30-day window.

London main airports to depart from

Gatwick (LGW)

Cheapest

Gatwick Airport offers the cheapest flights from London to Philadelphia.

📍 ~40 km from city center (reachable by car or train)

💸 Flights from ~£400

Philadelphia main airports to arrive at

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a convenient arrival choice for flights from London to Philadelphia.

📍 ~11 km from Philadelphia (reachable by car)

💸 Flights from ~£432

Airports nearby Philadelphia used as alternative

Newark Liberty International (EWR)

Cheapest

Consider EWR for its vast network of domestic and global destinations, often with competitive pricing and direct flights.

📍 ~135 km from Philadelphia (reachable by rail)

💸 Flights from ~£334

Business & First Class Flight Deals to Philadelphia

Discover luxury on the budget with premium cabin class on flights from London to Philadelphia.

Elite

Best Elite deals to Philadelphia

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From LHR

Elite

Sep 16

Philadelphia, United States

90% AI deal score

$5,571

$3,608

Save $1,963

Icelandair, +1

Business Class

From LHR

Elite

Sep 16

Philadelphia, United States

90% AI deal score

$5,652

$3,611

Save $2,041

Icelandair, +1

Business Class

From LHR

Elite

Dec 24

Philadelphia, United States

90% AI deal score

$7,118

$4,510

Save $2,608

Iberia Airlines

Business Class

From LHR

Elite

Dec 10

Philadelphia, United States

90% AI deal score

$7,739

$5,003

Save $2,736

Finnair

Business Class

From LHR

Elite

Dec 03

Philadelphia, United States

89% AI deal score

$7,404

$5,003

Save $2,401

Finnair

Business Class

From LHR

Elite

Jan 14

Philadelphia, United States

88% AI deal score

$4,471

$3,315

Save $1,156

Icelandair, +1

Business Class

From LHR

Elite

Jan 14

Philadelphia, United States

88% AI deal score

$4,480

$3,359

Save $1,121

Icelandair, +1

Business Class

From LHR

Elite

Jan 03

Philadelphia, United States

83% AI deal score

$6,662

$5,034

Save $1,628

Finnair

Business Class

From LHR

Elite

Jan 11

Philadelphia, United States

82% AI deal score

$6,079

$4,961

Save $1,118

Finnair

Business Class

From LHR

Elite

Oct 30

Philadelphia, United States

82% AI deal score

$7,952

$6,306

Save $1,646

Finnair

Business Class

From LGW

Elite

Dec 02

Philadelphia, United States

81% AI deal score

$4,658

$3,735

Save $923

Icelandair, +1

Business Class

From LGW

Elite

Dec 02

Philadelphia, United States

81% AI deal score

$4,726

$3,735

Save $991

Icelandair, +1

Business Class

Frequently Asked Questions About Flights to Philadelphia

Historically, the lowest prices for flights from London to Philadelphia are found when booking in the '28-59 days' window before departure. During this period, the average price is typically around $944. Booking within '0-6 days' of departure usually sees prices rise to an average of $1069. Even booking '60+ days' out tends to result in slightly higher average prices, around $969.

Across the trailing quarter, a good price for a flight from London to Philadelphia is considered to be $790 or less. This threshold represents prices that are significantly lower than the median price of $1086 for this route. Prices can go up to $1276 or more for the higher end of the market.

Historically, the cheapest months to fly from London to Philadelphia are September, October, and January. September typically has a median price of $620, while October follows with a median of $654. January also offers competitive prices, with a median of $663. These prices are considerably lower than the annual median price of $1086 for this route.

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London to Philadelphia: Overview

Insights for flights from London to Philadelphia

How much is a round trip from London to Philadelphia

Regular price: £397 - £829

Prices for flights from London to Philadelphia are currently within the regular range.

The regular price range for this route is 397 GBP to 829 GBP. The current lowest deal is 449 GBP with Norse Atlantic UK, for travel from Oct 1 to Oct 11.

now £449

Low £397

High £829

The cheapest time to fly from London to Philadelphia

September

Cheapest

Flights from £619

August

Most Expensive

Flights from £1,272

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from London to Philadelphia

British Airways

Last-minute flights going from London to Philadelphia

Tue, Aug 25

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£628

£549

One-way

Tue, Aug 25

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£685

£557

One-way

Wed, Aug 26

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£673

£555

One-way

Thu, Aug 27

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£670

£526

One-way

Thu, Aug 27

⌛ Last-Minute

STN - Philadelphia

London (STN) - Philadelphia (PHL)

Ryanair

£676

£574

One-way

Wed, Sep 2

⌛ Last-Minute

LGW - Philadelphia

London (LGW) - Philadelphia (PHL)

Norse Atlantic UK

£409

£468

One-way

Biggest price drops on these dates for flights from London to Philadelphia

1 night

Dec 1 - Dec 2

£690 → £413

40%

1 night

Sep 23 - Sep 24

£641 → £421

34%

1 night

Sep 15 - Sep 16

£637 → £417

35%

1 night

Sep 11 - Sep 12

£637 → £421

34%

Popular Airports to fly from London to Philadelphia

London - Philadelphia route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from London to Philadelphia are above the typical level at $1086.

📅 Best time to fly

Fly in September for the best prices

Historically, September offers the lowest median price at $620 for London to Philadelphia.

⏱️ Flight duration

Direct flights average 7h 55m

The typical direct flight from London to Philadelphia takes 7 hours and 55 minutes.

✈️ Airlines & availability

Connecting flights are common

Connecting flights are dominant, with a median of 1 stopover for this long-haul route.

🏆 Airline highlight

Norse Atlantic UK offers deals

Norse Atlantic UK recently offered a deal for $449 from London Gatwick to Philadelphia International.

🎯 Booking tip

Deals appear frequently

Deals for flights from London to Philadelphia appear frequently, typically within a 30-day window.

London main airports to depart from

Gatwick (LGW)

Cheapest

Gatwick Airport offers the cheapest flights from London to Philadelphia.

📍 ~40 km from city center (reachable by car or train)

💸 Flights from ~£400

Philadelphia main airports to arrive at

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a convenient arrival choice for flights from London to Philadelphia.

📍 ~11 km from Philadelphia (reachable by car)

💸 Flights from ~£432

Airports nearby Philadelphia used as alternative

Newark Liberty International (EWR)

Cheapest

Consider EWR for its vast network of domestic and global destinations, often with competitive pricing and direct flights.

Philadelphia, United States

81% AI deal score

$4,726

$3,735

Save $991

Icelandair, +1

Business Class

Frequently Asked Questions About Flights to Philadelphia

Cheap Flights from London to Philadelphia

Today’s best flight deals from London to Philadelphia

London to Philadelphia: Overview

Insights for flights from London to Philadelphia

How much is a round trip from London to Philadelphia

The cheapest time to fly from London to Philadelphia

Direct flights from London to Philadelphia

Last-minute flights going from London to Philadelphia

Biggest price drops on these dates for flights from London to Philadelphia

Popular Airports to fly from London to Philadelphia

London - Philadelphia route insights

Recent fares are above the typical level

Fly in September for the best prices

Direct flights average 7h 55m

Connecting flights are common

Norse Atlantic UK offers deals

Deals appear frequently

London main airports to depart from

Philadelphia main airports to arrive at

Airports nearby Philadelphia used as alternative

Business & First Class Flight Deals to Philadelphia

Best Elite deals to Philadelphia

Sep 16

Sep 16

Dec 24

Dec 10

Dec 03

Jan 14

Jan 14

Jan 03

Jan 11

Oct 30

Dec 02

Dec 02

Frequently Asked Questions About Flights to Philadelphia

How early should I book London to Philadelphia flights to get the cheapest price?

What is a good price for a flight from London to Philadelphia?

Which months have the cheapest flights from London to Philadelphia?

Are there direct flights from London to Philadelphia?

How many hours is the flight from London to Philadelphia?

How often do cheap flights from London to Philadelphia come up?

Related routes

More routes from London

Flights to Philadelphia from other cities

London to Philadelphia: Overview

Insights for flights from London to Philadelphia

How much is a round trip from London to Philadelphia

The cheapest time to fly from London to Philadelphia

Direct flights from London to Philadelphia

Last-minute flights going from London to Philadelphia

Biggest price drops on these dates for flights from London to Philadelphia

Popular Airports to fly from London to Philadelphia

London - Philadelphia route insights

Recent fares are above the typical level

Fly in September for the best prices

Direct flights average 7h 55m

Connecting flights are common

Norse Atlantic UK offers deals

Deals appear frequently

London main airports to depart from

Philadelphia main airports to arrive at

Airports nearby Philadelphia used as alternative

Business & First Class Flight Deals to Philadelphia

Best Elite deals to Philadelphia

Sep 16

Sep 16

Dec 24

Dec 10

Dec 03

Jan 14

Jan 14

Jan 03

Jan 11

Oct 30

Dec 02

Dec 02

Frequently Asked Questions About Flights to Philadelphia

How early should I book London to Philadelphia flights to get the cheapest price?

What is a good price for a flight from London to Philadelphia?

Which months have the cheapest flights from London to Philadelphia?