When did momondo last update prices for flights from London Luton Airport to Philadelphia Airport?

Prices for flights from London Luton Airport to Philadelphia Airport are updated daily.

How old do you have to be to fly from London Luton Airport to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£376 Cheap Flights from London Luton Airport to Philadelphia in 2025/26

1 adult

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Find the cheapest flights from London Luton Airport to Philadelphia

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Enter your travel dates to find the best prices.

13:05 - 21:48LTN-PHL

13h 43m2 stops

17:30 - 08:35PHL-LTN

10h 05m1 stop

£542Multiple Airlines

Find Deal

Fri, 5 Dec - Wed, 10 Dec

20:50 - 22:46LTN-PHL

30h 56m3 stops

17:40 - 20:10PHL-LTN

21h 30m2 stops

£622Multiple Airlines

Find Deal

Tue, 2 Dec - Tue, 9 Dec

16:30 - 13:25LTN-PHL

25h 55m2 stops

19:55 - 12:15PHL-LTN

11h 20m1 stop

£653Multiple Airlines

Find Deal

Fri, 5 Dec - Mon, 8 Dec

06:15 - 15:30LTN-PHL

14h 15m1 stop

19:55 - 12:15PHL-LTN

11h 20m1 stop

£663Multiple Airlines

Find Deal

Mon, 8 Dec - Mon, 15 Dec

06:50 - 16:00LTN-PHL

14h 10m1 stop

08:40 - 08:35PHL-LTN

18h 55m2 stops

£677Multiple Airlines

Find Deal

Wed, 17 Dec - Mon, 5 Jan

05:50 - 16:00LTN-PHL

15h 10m1 stop

16:32 - 15:25PHL-LTN

17h 53m2 stops

£678Multiple Airlines

Find Deal

Fri, 5 Dec - Fri, 12 Dec

06:00 - 12:55LTN-PHL

35h 55m2 stops

17:30 - 07:35PHL-LTN

9h 05m1 stop

£688Multiple Airlines

Find Deal

Sat, 6 Dec - Sat, 13 Dec

06:00 - 16:00LTN-PHL

15h 00m1 stop

17:30 - 07:35PHL-LTN

9h 05m1 stop

£693Multiple Airlines

Find Deal

Sat, 6 Dec - Sat, 13 Dec

06:55 - 08:53LTN-PHL

30h 58m3 stops

17:30 - 09:45PHL-LTN

11h 15m1 stop

£706Multiple Airlines

Find Deal

Wed, 19 Nov - Tue, 25 Nov

06:55 - 08:53LTN-PHL

30h 58m3 stops

17:30 - 08:35PHL-LTN

10h 05m1 stop

£707Multiple Airlines

Find Deal

Wed, 19 Nov - Mon, 24 Nov

momondo Fare Finder

Use the filters below to find and compare flights from London Luton Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 5/12

13:05-21:48

2 stops13h 43m

Philadelphia

Wed 10/12

17:30-08:35

1 stop10h 05m

£542

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Tue 2/12

20:50-22:46

3 stops30h 56m

Philadelphia

Tue 9/12

17:40-20:10

2 stops21h 30m

£622

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 5/12

16:30-13:25

2 stops25h 55m

Philadelphia

Mon 8/12

19:55-12:15

1 stop11h 20m

£653

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 8/12

06:15-15:30

1 stop14h 15m

Philadelphia

Mon 15/12

19:55-12:15

1 stop11h 20m

£663

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 17/12

06:50-16:00

1 stop14h 10m

Philadelphia

Mon 5/1

08:40-08:35

2 stops18h 55m

£677

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 5/12

05:50-16:00

1 stop15h 10m

Philadelphia

Fri 12/12

16:32-15:25

2 stops17h 53m

£678

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Sat 6/12

06:00-12:55

2 stops35h 55m

Philadelphia

Sat 13/12

17:30-07:35

1 stop9h 05m

£688

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Sat 6/12

06:00-16:00

1 stop15h 00m

Philadelphia

Sat 13/12

17:30-07:35

1 stop9h 05m

£693

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 19/11

06:55-08:53

3 stops30h 58m

Philadelphia

Tue 25/11

17:30-09:45

1 stop11h 15m

£706

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 19/11

06:55-08:53

3 stops30h 58m

Philadelphia

Mon 24/11

17:30-08:35

1 stop10h 05m

£707

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Luton Airport to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Philadelphia?

Our data shows that Wednesday is the least expensive day to fly to Philadelphia. Tickets to fly out on this day can be as low as £621. On the other hand, Sunday is the most expensive day to depart from London Luton Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £675.

What is the cheapest time of day to depart on your flight to Philadelphia?

The cheapest time of day to fly to Philadelphia is in the afternoon when flights can be purchased for as low as £514. In the morning is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £645 per ticket.

When to book flights from London Luton Airport to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London Luton Airport to Philadelphia (LTN to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to Philadelphia

Direct flights	None

There are no direct flights from London Luton Airport to Philadelphia. There are no popular flight routes from London Luton Airport to Philadelphia.

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How far is London Luton to Philadelphia by plane?
London Luton and Philadelphia are 3521.0 mi apart from one another. 10h 50m is a normal flight duration for this route.
When did momondo last update prices for flights from London Luton Airport to Philadelphia Airport?
Prices for flights from London Luton Airport to Philadelphia Airport are updated daily.
How old do you have to be to fly from London Luton Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Why use momondo?

Why should I use momondo to find a flight deal from London to Philadelphia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Philadelphia for you.

Can I find flights from London to Philadelphia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Philadelphia from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Philadelphia?

Once you have performed a search for London to Philadelphia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Philadelphia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.