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 refresh daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$385 Cheap Flights from London Luton Airport to Philadelphia in 2025/26

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Find the cheapest flights from London Luton Airport to Philadelphia

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 am - 10:46 pm

LTN

PHL

20h 56m3 stops

3:30 pm - 10:25 pm

PHL

LTN

25h 55m3 stops

$843Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

6:50 am - 10:46 pm

LTN

PHL

20h 56m3 stops

3:30 pm - 10:25 pm

PHL

LTN

25h 55m3 stops

$844Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

5:50 am - 5:00 pm

LTN

PHL

15h 10m1 stop

6:30 pm - 10:00 pm

PHL

LTN

23h 30m1 stop

$921Multiple Airlines

Fri, Mar 20 - Sun, Mar 22

8:45 am - 10:46 pm

LTN

PHL

19h 01m3 stops

4:05 pm - 9:45 am

PHL

LTN

12h 40m2 stops

$1,039Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

8:45 am - 10:46 pm

LTN

PHL

19h 01m3 stops

4:05 pm - 9:45 am

PHL

LTN

12h 40m2 stops

$1,120Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

9:00 am - 10:46 pm

LTN

PHL

18h 46m3 stops

4:05 pm - 1:20 pm

PHL

LTN

16h 15m2 stops

$1,127Multiple Airlines

Mon, Feb 2 - Thu, Feb 5

8:55 pm - 4:35 pm

LTN

PHL

24h 40m2 stops

7:50 am - 4:00 pm

PHL

LTN

27h 10m2 stops

$1,180Multiple Airlines

Fri, Dec 26 - Thu, Jan 1

9:45 pm - 10:46 pm

LTN

PHL

30h 01m3 stops

9:52 am - 8:10 pm

PHL

LTN

29h 18m3 stops

$1,264Multiple Airlines

Mon, Jan 12 - Mon, Jan 19

7:20 pm - 2:47 pm

LTN

PHL

24h 27m3 stops

9:52 am - 8:10 pm

PHL

LTN

29h 18m3 stops

$1,279Multiple Airlines

Thu, Jan 8 - Mon, Feb 9

8:45 am - 10:46 pm

LTN

PHL

19h 01m3 stops

3:30 pm - 7:30 pm

PHL

LTN

23h 00m3 stops

$1,281Multiple Airlines

Mon, Feb 2 - Thu, Feb 5

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

Tue 2/3

6:50 am-10:46 pm

3 stops20h 56m

Philadelphia

Tue 2/10

3:30 pm-10:25 pm

3 stops25h 55m

$843

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Tue 2/3

6:50 am-10:46 pm

3 stops20h 56m

Philadelphia

Tue 2/10

3:30 pm-10:25 pm

3 stops25h 55m

$844

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 3/20

5:50 am-5:00 pm

1 stop15h 10m

Philadelphia

Sun 3/22

6:30 pm-10:00 pm

1 stop23h 30m

$921

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Tue 2/3

8:45 am-10:46 pm

3 stops19h 01m

Philadelphia

Tue 2/10

4:05 pm-9:45 am

2 stops12h 40m

$1,039

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Tue 2/3

8:45 am-10:46 pm

3 stops19h 01m

Philadelphia

Tue 2/10

4:05 pm-9:45 am

2 stops12h 40m

$1,120

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 2/2

9:00 am-10:46 pm

3 stops18h 46m

Philadelphia

Thu 2/5

4:05 pm-1:20 pm

2 stops16h 15m

$1,127

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 12/26

8:55 pm-4:35 pm

2 stops24h 40m

Philadelphia

Thu 1/1

7:50 am-4:00 pm

2 stops27h 10m

$1,180

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 1/12

9:45 pm-10:46 pm

3 stops30h 01m

Philadelphia

Mon 1/19

9:52 am-8:10 pm

3 stops29h 18m

$1,264

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 1/8

7:20 pm-2:47 pm

3 stops24h 27m

Philadelphia

Mon 2/9

9:52 am-8:10 pm

3 stops29h 18m

$1,279

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 2/2

8:45 am-10:46 pm

3 stops19h 01m

Philadelphia

Thu 2/5

3:30 pm-7:30 pm

3 stops23h 00m

$1,281

Flights are sorted by cheapest round-trip 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?

The cheapest day to depart from London Luton Airport to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $770. 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 travelers. As a result, prices tend to be around $903.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from London Luton Airport to Philadelphia in the evening for as low as $704. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $823.

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 round-trip 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	10h 50m
Direct flights	None

The fastest flight from London Luton Airport to Philadelphia takes 10h 50m

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?
Philadelphia is 3521.0 mi away from London Luton. By plane, this route typically takes 10h 50m.
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 refresh daily.
How old do you have to be to fly from London Luton Airport to Philadelphia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Wildwood

Cape May

Rehoboth Beach

Wildwood Crest

Ocean City

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

Pottstown

Elkton

Somers Point

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?

Flights from London to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential London to Philadelphia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from London and alert you when they change.