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.

£366 Cheap Flights from London Luton Airport to Philadelphia in 2025/26

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London Luton Airport to Philadelphia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:50 - 16:00LTN-PHL

12h 10m1 stop

17:30 - 09:45PHL-LTN

11h 15m1 stop

£475Multiple Airlines

Find Deal

Mon, 15 Dec - Tue, 30 Dec

20:55 - 15:49LTN-PHL

23h 54m2 stops

16:35 - 11:45PHL-LTN

14h 10m2 stops

£535Multiple Airlines

Find Deal

Fri, 21 Nov - Sun, 30 Nov

20:50 - 19:56LTN-PHL

28h 06m3 stops

06:00 - 19:25PHL-LTN

32h 25m3 stops

£558Multiple Airlines

Find Deal

Wed, 12 Nov - Wed, 19 Nov

20:00 - 22:46LTN-PHL

31h 46m3 stops

09:20 - 11:45PHL-LTN

21h 25m2 stops

£567Multiple Airlines

Find Deal

Thu, 11 Dec - Sun, 21 Dec

06:00 - 16:00LTN-PHL

15h 00m1 stop

17:30 - 09:45PHL-LTN

11h 15m1 stop

£588Multiple Airlines

Find Deal

Sat, 13 Dec - Tue, 16 Dec

17:00 - 20:27LTN-PHL

32h 27m3 stops

06:00 - 20:10PHL-LTN

33h 10m3 stops

£606Multiple Airlines

Find Deal

Thu, 13 Nov - Mon, 17 Nov

06:55 - 08:52LTN-PHL

29h 57m3 stops

06:00 - 19:25PHL-LTN

32h 25m3 stops

£609Multiple Airlines

Find Deal

Wed, 29 Oct - Wed, 5 Nov

07:50 - 22:46LTN-PHL

19h 56m3 stops

15:30 - 20:10PHL-LTN

23h 40m2 stops

£625Multiple Airlines

Find Deal

Mon, 17 Nov - Mon, 24 Nov

07:55 - 22:46LTN-PHL

19h 51m3 stops

15:30 - 12:25PHL-LTN

15h 55m2 stops

£628Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

07:55 - 22:46LTN-PHL

19h 51m3 stops

15:30 - 12:25PHL-LTN

15h 55m2 stops

£628Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

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

Mon 15/12

08:50-16:00

1 stop12h 10m

Philadelphia

Tue 30/12

17:30-09:45

1 stop11h 15m

£475

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 21/11

20:55-15:49

2 stops23h 54m

Philadelphia

Sun 30/11

16:35-11:45

2 stops14h 10m

£535

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 12/11

20:50-19:56

3 stops28h 06m

Philadelphia

Wed 19/11

06:00-19:25

3 stops32h 25m

£558

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 11/12

20:00-22:46

3 stops31h 46m

Philadelphia

Sun 21/12

09:20-11:45

2 stops21h 25m

£567

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Sat 13/12

06:00-16:00

1 stop15h 00m

Philadelphia

Tue 16/12

17:30-09:45

1 stop11h 15m

£588

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 13/11

17:00-20:27

3 stops32h 27m

Philadelphia

Mon 17/11

06:00-20:10

3 stops33h 10m

£606

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 29/10

06:55-08:52

3 stops29h 57m

Philadelphia

Wed 5/11

06:00-19:25

3 stops32h 25m

£609

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 17/11

07:50-22:46

3 stops19h 56m

Philadelphia

Mon 24/11

15:30-20:10

2 stops23h 40m

£625

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Sat 29/11

07:55-22:46

3 stops19h 51m

Philadelphia

Sat 6/12

15:30-12:25

2 stops15h 55m

£628

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Sat 29/11

07:55-22:46

3 stops19h 51m

Philadelphia

Sat 6/12

15:30-12:25

2 stops15h 55m

£628

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 Tuesday is the least expensive day to fly to Philadelphia. Tickets to fly out on this day can be as low as £609. 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 £669.

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 £501. At midday is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £636 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.

Search flight deals

How far is London Luton to Philadelphia by plane?
London Luton and Philadelphia are 3521.0 mi apart from one another. 12h 00m 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.

Newark

Dover

Reading

Vineland

King of Prussia

Cape May

Essington

Rehoboth Beach

Cherry Hill

Dewey Beach

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.