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.

$378 Cheap Flights from London Luton Airport to Philadelphia in 2026

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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.

1:00 pm - 6:55 pm

LTN

PHL

10h 55m

1 stop

8:25 pm - 3:30 pm

PHL

LTN

14h 05m

1 stop

$651Multiple Airlines

Thu, Apr 9 - Tue, Apr 14

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 am - 9:15 am

PHL

LTN

19h 50m

2 stops

$677Multiple Airlines

Mon, Apr 20 - Mon, Apr 27

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 am - 9:15 am

PHL

LTN

19h 50m

2 stops

$693Multiple Airlines

Mon, Apr 27 - Mon, May 4

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 am - 9:15 am

PHL

LTN

19h 50m

2 stops

$698Multiple Airlines

Mon, Apr 27 - Mon, May 4

9:25 am - 6:55 pm

LTN

PHL

14h 30m

1 stop

8:25 pm - 1:25 pm

PHL

LTN

12h 00m

1 stop

$736Multiple Airlines

Thu, Apr 2 - Sun, Apr 12

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 pm - 12:45 pm

PHL

LTN

11h 20m

1 stop

$758Multiple Airlines

Mon, Apr 13 - Mon, Apr 20

9:25 am - 6:55 pm

LTN

PHL

14h 30m

1 stop

8:25 pm - 1:25 pm

PHL

LTN

12h 00m

1 stop

$761Multiple Airlines

Thu, Apr 16 - Sun, Apr 19

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 pm - 12:45 pm

PHL

LTN

11h 20m

1 stop

$762Multiple Airlines

Mon, Apr 13 - Mon, Apr 20

12:50 pm - 6:55 pm

LTN

PHL

11h 05m

1 stop

8:25 pm - 3:25 pm

PHL

LTN

14h 00m

1 stop

$774Multiple Airlines

Fri, Apr 24 - Sun, Apr 26

8:15 am - 6:55 pm

LTN

PHL

15h 40m

1 stop

8:25 pm - 12:45 pm

PHL

LTN

11h 20m

1 stop

$776Multiple Airlines

Mon, Apr 20 - Mon, Apr 27

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

Cheapest round-trip

Quickest round-trip

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 4/9

1:00 pm-6:55 pm

1 stop10h 55m

Philadelphia

Tue 4/14

8:25 pm-3:30 pm

1 stop14h 05m

$651

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/20

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 4/27

8:25 am-9:15 am

2 stops19h 50m

$677

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/27

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 5/4

8:25 am-9:15 am

2 stops19h 50m

$693

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/27

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 5/4

8:25 am-9:15 am

2 stops19h 50m

$698

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 4/2

9:25 am-6:55 pm

1 stop14h 30m

Philadelphia

Sun 4/12

8:25 pm-1:25 pm

1 stop12h 00m

$736

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/13

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 4/20

8:25 pm-12:45 pm

1 stop11h 20m

$758

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Thu 4/16

9:25 am-6:55 pm

1 stop14h 30m

Philadelphia

Sun 4/19

8:25 pm-1:25 pm

1 stop12h 00m

$761

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/13

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 4/20

8:25 pm-12:45 pm

1 stop11h 20m

$762

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Fri 4/24

12:50 pm-6:55 pm

1 stop11h 05m

Philadelphia

Sun 4/26

8:25 pm-3:25 pm

1 stop14h 00m

$774

LondonPhiladelphia

LTN - PHL

LTNPHL

London Luton

Mon 4/20

8:15 am-6:55 pm

1 stop15h 40m

Philadelphia

Mon 4/27

8:25 pm-12:45 pm

1 stop11h 20m

$776

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 $922.

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 at noon. momondo users have found flights departing from London Luton Airport to Philadelphia at noon for as low as $799. 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 $830.

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 55m
Direct flights	None

The fastest flight from London Luton Airport to Philadelphia takes 10h 55m

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 55m.
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

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Avalon

North Wildwood

Dover

Lewes

Stone Harbor

Essington

New Castle

Vineland

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.