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.

£303 Cheap Flights from London Luton Airport to Philadelphia in 2025/26

1 adult

0 bags

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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.

08:30 - 22:46

LTN

PHL

19h 16m3 stops

15:30 - 18:40

PHL

LTN

22h 10m3 stops

£586Multiple Airlines

tir., 27 jan. - tir., 3 feb.

08:30 - 22:46

LTN

PHL

19h 16m3 stops

15:30 - 18:40

PHL

LTN

22h 10m3 stops

£587Multiple Airlines

tir., 27 jan. - tir., 3 feb.

20:50 - 14:47

LTN

PHL

22h 57m3 stops

15:30 - 20:10

PHL

LTN

23h 40m2 stops

£624Multiple Airlines

tor., 5 feb. - man., 9 feb.

09:15 - 14:47

LTN

PHL

34h 32m3 stops

16:05 - 20:55

PHL

LTN

23h 50m3 stops

£695Multiple Airlines

tor., 29 jan. - tor., 5 feb.

08:40 - 22:46

LTN

PHL

19h 06m3 stops

15:30 - 16:20

PHL

LTN

19h 50m3 stops

£704Multiple Airlines

man., 12 jan. - man., 19 jan.

06:00 - 22:45

LTN

PHL

21h 45m2 stops

17:30 - 08:35

PHL

LTN

10h 05m1 stop

£716Multiple Airlines

man., 23 feb. - man., 2 mar.

09:25 - 19:00

LTN

PHL

14h 35m1 stop

20:30 - 12:35

PHL

LTN

11h 05m1 stop

£717Multiple Airlines

tor., 2 apr. - ons., 8 apr.

06:20 - 19:00

LTN

PHL

17h 40m1 stop

20:30 - 12:35

PHL

LTN

11h 05m1 stop

£735Multiple Airlines

fre., 3 apr. - ons., 8 apr.

05:50 - 20:01

LTN

PHL

43h 11m3 stops

16:05 - 09:45

PHL

LTN

12h 40m2 stops

£739Multiple Airlines

fre., 6 feb. - tir., 10 feb.

07:50 - 22:46

LTN

PHL

19h 56m3 stops

15:30 - 20:10

PHL

LTN

23h 40m3 stops

£781Multiple Airlines

man., 12 jan. - man., 19 jan.

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

tir. 27/1

08:30-22:46

3 stops19h 16m

Philadelphia

tir. 3/2

15:30-18:40

3 stops22h 10m

£586

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

tir. 27/1

08:30-22:46

3 stops19h 16m

Philadelphia

tir. 3/2

15:30-18:40

3 stops22h 10m

£587

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

tor. 5/2

20:50-14:47

3 stops22h 57m

Philadelphia

man. 9/2

15:30-20:10

2 stops23h 40m

£624

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

tor. 29/1

09:15-14:47

3 stops34h 32m

Philadelphia

tor. 5/2

16:05-20:55

3 stops23h 50m

£695

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

man. 12/1

08:40-22:46

3 stops19h 06m

Philadelphia

man. 19/1

15:30-16:20

3 stops19h 50m

£704

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

man. 23/2

06:00-22:45

2 stops21h 45m

Philadelphia

man. 2/3

17:30-08:35

1 stop10h 05m

£716

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

tor. 2/4

09:25-19:00

1 stop14h 35m

Philadelphia

ons. 8/4

20:30-12:35

1 stop11h 05m

£717

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

fre. 3/4

06:20-19:00

1 stop17h 40m

Philadelphia

ons. 8/4

20:30-12:35

1 stop11h 05m

£735

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

fre. 6/2

05:50-20:01

3 stops43h 11m

Philadelphia

tir. 10/2

16:05-09:45

2 stops12h 40m

£739

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

man. 12/1

07:50-22:46

3 stops19h 56m

Philadelphia

man. 19/1

15:30-20:10

3 stops23h 40m

£781

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 £599. 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 £648.

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 £503. In the morning is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £625 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

Fastest flight time	11h 00m
Direct flights	None

The fastest flight from London Luton Airport to Philadelphia takes 11h 00m

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. 11h 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.

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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.