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Cheap flights from Philadelphia to London Luton Airport from £213

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LTN
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Luton

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Luton
Explore the most affordable flight options available from Philadelphia to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Sat 29/820:25
PHL
-
LTN
1 stop14h 40m
Multiple Airlines
Sun 6/911:00
LTN
-
PHL
1 stop12h 55m
Multiple Airlines
Deal found 13/7£658
Wed 16/916:20
PHL
-
LTN
2 stops15h 15m
Multiple Airlines
Mon 21/918:05
LTN
-
PHL
3 stops32h 27m
Multiple Airlines
Deal found 13/7£661
Wed 5/820:25
PHL
-
LTN
1 stop11h 10m
Multiple Airlines
Tue 11/809:40
LTN
-
PHL
1 stop14h 15m
Multiple Airlines
Deal found 15/7£661
Fri 28/820:25
PHL
-
LTN
1 stop16h 00m
Multiple Airlines
Fri 4/912:50
LTN
-
PHL
1 stop11h 05m
Multiple Airlines
Deal found 13/7£662
Fri 9/1020:25
PHL
-
LTN
1 stop16h 00m
Multiple Airlines
Fri 16/1006:20
LTN
-
PHL
1 stop17h 35m
Multiple Airlines
Deal found 15/7£663
Sat 15/820:25
PHL
-
LTN
1 stop14h 40m
Multiple Airlines
Mon 24/808:15
LTN
-
PHL
1 stop15h 40m
Multiple Airlines
Deal found 14/7£664
Wed 12/820:25
PHL
-
LTN
1 stop11h 10m
Multiple Airlines
Tue 18/809:40
LTN
-
PHL
1 stop14h 15m
Multiple Airlines
Deal found 13/7£666
Tue 4/820:25
PHL
-
LTN
1 stop12h 00m
Multiple Airlines
Thu 20/809:25
LTN
-
PHL
1 stop14h 30m
Multiple Airlines
Deal found 13/7£667
Mon 28/920:25
PHL
-
LTN
1 stop11h 20m
Multiple Airlines
Tue 6/1009:40
LTN
-
PHL
1 stop14h 15m
Multiple Airlines
Deal found 16/7£668
Wed 2/915:25
PHL
-
LTN
2 stops19h 00m
Multiple Airlines
Wed 9/906:15
LTN
-
PHL
2 stops14h 50m
Multiple Airlines
Deal found 16/7£669
Wed 5/820:25
PHL
-
LTN
1 stop11h 10m
Multiple Airlines
Wed 26/806:15
LTN
-
PHL
3 stops20h 19m
Multiple Airlines
Deal found 14/7£673
Mon 17/809:12
PHL
-
LTN
2 stops19h 03m
Multiple Airlines
Tue 25/809:40
LTN
-
PHL
1 stop14h 15m
Multiple Airlines
Deal found 14/7£678

Find flight deals from Philadelphia to Luton

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Luton (LTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 July 2026.

Round-trip from

£658

One-way from

£213

Popular in

June

Cheapest in

November

Average price

£858
29/8-6/9
  • 29/8-6/9
  • 2 total stops
  • 27h 35m total
  • Philadelphia to London
Search Deals
6/10
  • 6/10
  • 3 total stops
  • 34h 03m total
  • Philadelphia to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£187 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia to Luton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2026.
Use the filters below to find and compare flights from Philadelphia to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sat 15/8

20:25-16:05

1 stop14h 40m

London Luton

Mon 24/8

08:15-18:55

1 stop15h 40m

£664

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sat 29/8

20:25-16:05

1 stop14h 40m

London Luton

Sat 5/9

09:00-18:55

1 stop14h 55m

£687

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Tue 18/8

20:25-13:25

1 stop12h 00m

London Luton

Tue 25/8

09:40-22:46

2 stops18h 06m

£690

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Thu 3/9

17:40-22:10

3 stops23h 30m

London Luton

Wed 16/9

05:40-18:55

2 stops18h 15m

£736

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Fri 9/10

15:25-13:55

2 stops17h 30m

London Luton

Fri 16/10

06:20-21:32

3 stops20h 12m

£742

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Thu 3/9

17:40-22:10

3 stops23h 30m

London Luton

Sun 6/9

06:05-18:55

2 stops17h 50m

£742

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Wed 4/11

17:30-09:15

1 stop10h 45m

London Luton

Wed 18/11

07:45-16:00

1 stop13h 15m

£754

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Fri 28/8

20:25-17:25

1 stop16h 00m

London Luton

Fri 4/9

21:05-18:55

2 stops26h 50m

£760

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Fri 9/10

15:25-13:55

2 stops17h 30m

London Luton

Sun 18/10

07:35-14:47

3 stops36h 12m

£773

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Wed 21/10

20:25-12:35

1 stop11h 10m

London Luton

Wed 4/11

07:45-16:00

1 stop13h 15m

£787

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton from Philadelphia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Luton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to London Luton?

    If you book a flight to London Luton from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 0 flights from Philadelphia to London Luton per day from 0 different airlines.

  • Can I find deals for flights from Philadelphia to Luton that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Luton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Luton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Luton.

  • Can I find deals for business class flights from Philadelphia to Luton?

    Yes. Cheapflights offers flight deals from Philadelphia to Luton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Watford
Eastbourne
Southend-on-Sea
Kingston upon Thames
Southall
Aylesbury
Romford
Enfield
Borehamwood

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How does Cheapflights help users find flights from Philadelphia to Luton?

Deals for Philadelphia to Luton flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Luton?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Luton from Philadelphia.

Can Cheapflights find flights from Philadelphia to Luton with no change fees?

Yes! Cheapflights helps users easily find flights from Philadelphia to Luton with no change fees.

Can Cheapflights notify me if prices for flights from Philadelphia to Luton become cheaper?

Not ready to book yet? You can track prices for flights from Philadelphia to Luton on Cheapflights with our Price Alert feature and get notified when better prices are available.

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