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.

$482 Cheap Flights from London Luton Airport to Philadelphia in 2026

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.

6:15 am - 6:55 pmLTN London Luton-PHL Philadelphia

17h 40m1 stop Dublin

10:42 am - 9:00 amPHL Philadelphia-LTN London Luton

17h 18m2 stops Boston Logan Intl Dublin

$801Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

7:05 am - 10:11 amLTN London Luton-PHL Philadelphia

32h 06m2 stops Barcelona-El Prat Toronto Pearson Intl

3:25 pm - 2:20 pmPHL Philadelphia-LTN London Luton

17h 55m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

$808Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

6:20 pm - 4:05 pmLTN London Luton-PHL Philadelphia

26h 45m2 stops Berlin Brandenburg Frankfurt am Main

5:40 pm - 10:25 pmPHL Philadelphia-LTN London Luton

23h 45m3 stops Frankfurt am Main Munich Franz Josef Strauss Berlin Brandenburg

$808Multiple Airlines

Thu, Sep 3 - Wed, Sep 9

6:15 am - 6:55 pmLTN London Luton-PHL Philadelphia

17h 40m1 stop Dublin

10:42 am - 9:00 amPHL Philadelphia-LTN London Luton

17h 18m2 stops Boston Logan Intl Dublin

$812Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

6:05 pm - 2:47 pmLTN London Luton-PHL Philadelphia

25h 42m3 stops Barcelona-El Prat Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

3:25 pm - 2:20 pmPHL Philadelphia-LTN London Luton

17h 55m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

$813Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

5:40 am - 9:32 pmLTN London Luton-PHL Philadelphia

20h 52m3 stops Barcelona-El Prat Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:40 pm - 12:50 amPHL Philadelphia-LTN London Luton

26h 10m2 stops Frankfurt am Main Barcelona-El Prat

$818Multiple Airlines

Thu, Oct 1 - Thu, Oct 8

9:25 am - 6:55 pmLTN London Luton-PHL Philadelphia

14h 30m1 stop Dublin

10:45 am - 9:30 amPHL Philadelphia-LTN London Luton

17h 45m2 stops Boston Logan Intl Dublin

$819Multiple Airlines

Thu, Oct 1 - Thu, Oct 8

5:40 am - 9:32 pmLTN London Luton-PHL Philadelphia

20h 52m3 stops Barcelona-El Prat Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:40 pm - 12:50 amPHL Philadelphia-LTN London Luton

26h 10m2 stops Frankfurt am Main Barcelona-El Prat

$824Multiple Airlines

Thu, Oct 1 - Thu, Oct 8

Cheap last minute flights

Enter your travel dates to find the best prices.

6:15 am - 2:14 pmLTN London Luton-PHL Philadelphia

36h 59m3 stops Dublin Halifax Intl Toronto Pearson Intl

5:30 pm - 9:15 amPHL Philadelphia-LTN London Luton

10h 45m1 stop Dublin

$1,213Multiple Airlines

Wed, Aug 19 - Wed, Dec 16

1:00 pm - 6:55 pmLTN London Luton-PHL Philadelphia

10h 55m1 stop Dublin

8:25 pm - 3:25 pmPHL Philadelphia-LTN London Luton

14h 00m1 stop Dublin

$1,218Multiple Airlines

Thu, Aug 20 - Sun, Aug 23

6:15 am - 7:55 pmLTN London Luton-PHL Philadelphia

42h 40m3 stops Dublin Halifax Intl Toronto Pearson Intl

3:25 pm - 10:15 amPHL Philadelphia-LTN London Luton

13h 50m2 stops Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

$1,443Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

6:20 am - 9:20 amLTN London Luton-PHL Philadelphia

32h 00m2 stops Dublin Pittsburgh

8:25 pm - 5:25 pmPHL Philadelphia-LTN London Luton

16h 00m1 stop Dublin

$1,451Multiple Airlines

Fri, Aug 21 - Fri, Aug 28

6:20 am - 6:55 pmLTN London Luton-PHL Philadelphia

17h 35m1 stop Dublin

8:25 pm - 5:25 pmPHL Philadelphia-LTN London Luton

16h 00m1 stop Dublin

$1,455Multiple Airlines

Fri, Aug 21 - Fri, Aug 28

11:00 am - 6:55 pmLTN London Luton-PHL Philadelphia

12h 55m1 stop Dublin

8:55 pm - 11:25 amPHL Philadelphia-LTN London Luton

33h 30m2 stops Boston Logan Intl Dublin

$1,508Multiple Airlines

Sat, Aug 22 - Sat, Aug 29

9:50 pm - 10:46 pmLTN London Luton-PHL Philadelphia

29h 56m3 stops Tirana Rinas Vienna Intl Toronto Pearson Intl

3:25 pm - 10:40 pmPHL Philadelphia-LTN London Luton

26h 15m3 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss Bilbao

$1,561Multiple Airlines

Thu, Aug 20 - Tue, Sep 29

9:20 pm - 10:46 pmLTN London Luton-PHL Philadelphia

30h 26m3 stops Sofia Munich Franz Josef Strauss Toronto Pearson Intl

3:25 pm - 5:20 pmPHL Philadelphia-LTN London Luton

20h 55m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Lyon-Saint Exupéry

$1,632Multiple Airlines

Sun, Aug 23 - Fri, Sep 4

9:00 am - 6:55 pmLTN London Luton-PHL Philadelphia

14h 55m1 stop Dublin

8:25 pm - 12:35 pmPHL Philadelphia-LTN London Luton

11h 10m1 stop Dublin

$1,636Multiple Airlines

Sat, Aug 22 - Wed, Aug 26

9:50 pm - 10:46 pmLTN London Luton-PHL Philadelphia

29h 56m3 stops Tirana Rinas Vienna Intl Toronto Pearson Intl

8:25 pm - 4:55 pmPHL Philadelphia-LTN London Luton

15h 30m2 stops Dublin Edinburgh Turnhouse

$1,643Multiple Airlines

Thu, Aug 20 - Tue, Sep 29

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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

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Wed 9/30

6:15 am-6:55 pm

1 stop17h 40m

Philadelphia

Wed 10/7

10:42 am-9:00 am

2 stops17h 18m

$801

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Mon 9/14

7:05 am-10:11 am

2 stops32h 06m

Philadelphia

Mon 9/21

3:25 pm-2:20 pm

2 stops17h 55m

$808

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Thu 9/3

6:20 pm-4:05 pm

2 stops26h 45m

Philadelphia

Wed 9/9

5:40 pm-10:25 pm

3 stops23h 45m

$808

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Wed 9/30

6:15 am-6:55 pm

1 stop17h 40m

Philadelphia

Wed 10/7

10:42 am-9:00 am

2 stops17h 18m

$812

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Mon 9/14

6:05 pm-2:47 pm

3 stops25h 42m

Philadelphia

Mon 9/21

3:25 pm-2:20 pm

2 stops17h 55m

$813

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Thu 10/1

5:40 am-9:32 pm

3 stops20h 52m

Philadelphia

Thu 10/8

5:40 pm-12:50 am

2 stops26h 10m

$818

Quickest round-trip

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Thu 10/1

9:25 am-6:55 pm

1 stop14h 30m

Philadelphia

Thu 10/8

10:45 am-9:30 am

2 stops17h 45m

$819

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Thu 10/1

5:40 am-9:32 pm

3 stops20h 52m

Philadelphia

Thu 10/8

5:40 pm-12:50 am

2 stops26h 10m

$824

Cheapest one-way

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Wed 9/30

3:35 pm-11:55 pm

3 stops37h 20m

$482

Quickest one-way

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Sat 11/14

8:25 pm-5:40 pm

1 stop26h 15m

$485

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 Monday. Travelers who choose to depart for Philadelphia on a Monday will often find tickets for as low as $811. 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 $979.

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 $814. 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 $907.

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

Best Price Found	$482
Fastest flight time	12h 00m
Direct flights	None

The best one-way flight to Philadelphia from London Luton Airport in the past 72 hours is $482. The best round-trip flight deal from London Luton Airport to Philadelphia found on momondo in the last 72 hours is $801.

The fastest flight from London Luton Airport to Philadelphia takes 12h 00m

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

Frequently asked questions about flying from London Luton Airport to Philadelphia

How far is London Luton to Philadelphia by plane?
Philadelphia is 3521.0 mi away from London Luton. By plane, this route typically takes 12h 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

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Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

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Essington

Dover

Dewey Beach

North Wildwood

New Castle

Chester

Vineland

Avalon

Lewes

Stone Harbor

Pottstown

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.