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Cheap flights from Philadelphia to London Luton Airport from £199

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LTN
11 Mar — 18 Mar1
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 9 February 2026.

Sun 19/420:25
PHL
-
LTN
1 stop10h 00m
Multiple Airlines
Sun 26/409:05
LTN
-
PHL
1 stop14h 50m
Multiple Airlines
Deal found 6/2£444
Sun 22/318:40
PHL
-
LTN
2 stops22h 25m
Multiple Airlines
Mon 30/315:30
LTN
-
PHL
3 stops29h 35m
Multiple Airlines
Deal found 8/2£452
Mon 9/315:30
PHL
-
LTN
3 stops21h 40m
Multiple Airlines
Wed 18/309:25
LTN
-
PHL
3 stops35h 40m
Multiple Airlines
Deal found 8/2£465
Mon 4/520:25
PHL
-
LTN
1 stop11h 20m
Multiple Airlines
Mon 11/508:15
LTN
-
PHL
1 stop15h 40m
Multiple Airlines
Deal found 8/2£474
Sun 19/409:15
PHL
-
LTN
2 stops21h 10m
Multiple Airlines
Sat 25/414:25
LTN
-
PHL
2 stops30h 40m
Multiple Airlines
Deal found 7/2£475
Tue 24/318:30
PHL
-
LTN
1 stop11h 15m
Multiple Airlines
Tue 31/313:10
LTN
-
PHL
1 stop10h 45m
Multiple Airlines
Deal found 7/2£484
Thu 2/420:25
PHL
-
LTN
1 stop15h 20m
Multiple Airlines
Thu 9/413:00
LTN
-
PHL
1 stop10h 55m
Multiple Airlines
Deal found 7/2£487
Tue 10/315:30
PHL
-
LTN
2 stops24h 50m
Multiple Airlines
Tue 17/306:20
LTN
-
PHL
3 stops20h 24m
Multiple Airlines
Deal found 8/2£488
Mon 9/315:30
PHL
-
LTN
2 stops16h 45m
Multiple Airlines
Tue 17/306:20
LTN
-
PHL
3 stops20h 24m
Multiple Airlines
Deal found 8/2£491
Mon 20/416:25
PHL
-
LTN
2 stops18h 20m
Multiple Airlines
Sat 25/421:25
LTN
-
PHL
2 stops23h 19m
Multiple Airlines
Deal found 7/2£494
Wed 11/315:30
PHL
-
LTN
2 stops23h 55m
Multiple Airlines
Sat 14/320:50
LTN
-
PHL
2 stops24h 15m
Multiple Airlines
Deal found 7/2£496
Sun 8/315:30
PHL
-
LTN
2 stops16h 30m
Multiple Airlines
Tue 17/306:20
LTN
-
PHL
3 stops20h 24m
Multiple Airlines
Deal found 7/2£496

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 9 February 2026.

Round-trip from

£444

One-way from

£199

Popular in

June

Cheapest in

September

Average price

£509
19/4-26/4
  • 19/4-26/4
  • 2 total stops
  • 24h 50m total
  • Philadelphia to London
Search Deals
10/5
  • 10/5
  • 1 total stop
  • 20h 15m total
  • Philadelphia to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£101 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 9 February 2026.
Use the filters below to find and compare flights from Philadelphia to London Luton Airport that are best for you.

Fly from

Philadelphia

Fly to

Luton

Route

Depart

Return

Price

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Mon 9/3

15:30-12:15

2 stops16h 45m

London Luton

Tue 17/3

06:20-22:44

3 stops20h 24m

£491

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sun 8/3

15:30-12:00

2 stops16h 30m

London Luton

Tue 17/3

06:20-22:44

3 stops20h 24m

£496

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sun 8/3

16:35-08:55

2 stops12h 20m

London Luton

Sat 14/3

16:40-17:05

2 stops28h 25m

£503

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sun 19/4

17:40-15:25

2 stops16h 45m

London Luton

Sat 25/4

21:25-16:05

2 stops23h 40m

£505

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Mon 23/3

18:30-08:35

1 stop10h 05m

London Luton

Mon 30/3

12:25-18:55

1 stop11h 30m

£537

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Mon 6/4

16:25-12:45

2 stops15h 20m

London Luton

Sat 11/4

21:25-15:44

2 stops23h 19m

£563

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Thu 5/3

07:25-16:00

2 stops27h 35m

London Luton

Sat 7/3

21:00-16:05

2 stops24h 05m

£574

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Mon 9/3

15:30-16:20

2 stops20h 50m

London Luton

Sun 15/3

19:30-22:44

3 stops31h 14m

£590

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Sun 29/3

06:00-11:25

2 stops24h 25m

London Luton

Thu 9/4

09:25-18:55

1 stop14h 30m

£600

PhiladelphiaLondon

PHL - LTN

PHLLTN

Philadelphia

Wed 4/3

15:30-19:25

2 stops22h 55m

London Luton

Sat 14/3

20:50-17:05

2 stops24h 15m

£603

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 17 results
1
2

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
Milton Keynes
Croydon
Luton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Romford
Ipswich

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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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