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.

$492 Cheap Flights from London Luton Airport to Philadelphia in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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 round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 4:00 pmLTN-PHL

12h 00m1 stop

5:30 pm - 9:45 amPHL-LTN

11h 15m1 stop

$744Multiple Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

5:30 pm - 2:50 pmLTN-PHL

26h 20m3 stops

3:30 pm - 5:10 pmPHL-LTN

20h 40m3 stops

$772Multiple Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

5:30 pm - 2:50 pmLTN-PHL

26h 20m3 stops

5:40 pm - 5:10 pmPHL-LTN

18h 30m2 stops

$784Multiple Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

6:00 am - 4:00 pmLTN-PHL

15h 00m1 stop

5:30 pm - 8:35 amPHL-LTN

10h 05m1 stop

$824Multiple Airlines

Find Deal

Mon, Dec 22 - Mon, Dec 29

6:00 am - 4:00 pmLTN-PHL

15h 00m1 stop

5:30 pm - 8:35 amPHL-LTN

10h 05m1 stop

$835Multiple Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

8:55 pm - 4:35 pmLTN-PHL

24h 40m2 stops

4:35 pm - 3:25 pmPHL-LTN

17h 50m2 stops

$862Multiple Airlines

Find Deal

Fri, Nov 28 - Fri, Dec 5

6:00 am - 4:00 pmLTN-PHL

15h 00m1 stop

5:30 pm - 8:35 amPHL-LTN

10h 05m1 stop

$868Multiple Airlines

Find Deal

Mon, Dec 22 - Mon, Dec 29

6:00 am - 4:00 pmLTN-PHL

15h 00m1 stop

5:30 pm - 8:35 amPHL-LTN

10h 05m1 stop

$872Multiple Airlines

Find Deal

Mon, Dec 8 - Mon, Dec 15

6:35 pm - 2:50 pmLTN-PHL

25h 15m3 stops

3:30 pm - 2:35 pmPHL-LTN

18h 05m2 stops

$873Multiple Airlines

Find Deal

Thu, Dec 4 - Sun, Dec 7

6:50 am - 4:00 pmLTN-PHL

14h 10m1 stop

8:40 am - 8:35 amPHL-LTN

18h 55m2 stops

$887Multiple Airlines

Find Deal

Wed, Dec 17 - Mon, Jan 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 12/2

9:00 am-4:00 pm

1 stop12h 00m

Philadelphia

Tue 12/9

5:30 pm-9:45 am

1 stop11h 15m

$744

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 12/4

5:30 pm-2:50 pm

3 stops26h 20m

Philadelphia

Tue 12/9

3:30 pm-5:10 pm

3 stops20h 40m

$772

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 12/4

5:30 pm-2:50 pm

3 stops26h 20m

Philadelphia

Tue 12/9

5:40 pm-5:10 pm

2 stops18h 30m

$784

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 12/22

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Mon 12/29

5:30 pm-8:35 am

1 stop10h 05m

$824

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 12/1

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Mon 12/8

5:30 pm-8:35 am

1 stop10h 05m

$835

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 11/28

8:55 pm-4:35 pm

2 stops24h 40m

Philadelphia

Fri 12/5

4:35 pm-3:25 pm

2 stops17h 50m

$862

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 12/22

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Mon 12/29

5:30 pm-8:35 am

1 stop10h 05m

$868

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 12/8

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Mon 12/15

5:30 pm-8:35 am

1 stop10h 05m

$872

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 12/4

6:35 pm-2:50 pm

3 stops25h 15m

Philadelphia

Sun 12/7

3:30 pm-2:35 pm

2 stops18h 05m

$873

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Wed 12/17

6:50 am-4:00 pm

1 stop14h 10m

Philadelphia

Mon 1/5

8:40 am-8:35 am

2 stops18h 55m

$887

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 Tuesday. Travelers who choose to depart for Philadelphia on a Tuesday will often find tickets for as low as $766. On the other hand, Monday 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 $890.

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 $820.

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

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?
Philadelphia is 3521.0 mi away from London Luton. By plane, this route typically takes 10h 00m.
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

Ocean City

Wildwood Crest

King of Prussia

Cherry Hill

Dewey Beach

Newark

Reading

North Wildwood

Dover

Avalon

Lewes

Stone Harbor

Essington

Vineland

Pottstown

New Castle

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.