In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

What is the cheapest time of day to fly from LTN to PHL?

When flying from London Luton Airport to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Philadelphia (PHL) is the airport you will fly into if you book a flight from London Luton to Philadelphia. You should not have trouble finding flights to Philadelphia from London Luton; the airport handles an average of 0 inbound flights from London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Philadelphia airport from London Luton. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

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

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

How can I find direct flights from Luton to Philadelphia?

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

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

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

£314+ Cheap Flights from London Luton Airport to Philadelphia

Cheap flight deals from Luton to Philadelphia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

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Cheapest flights from Luton to Philadelphia
Explore the most affordable flight options available from Luton to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Sat 21/1107:35 -

1 stop13h 35m

Sat 28/1117:40 -

1 stop9h 25m

Deal found 24/10£590

Tue 8/1207:45 -

1 stop13h 25m

Tue 15/1217:40 -

1 stop11h 55m

Deal found 24/10£593

Sat 26/1207:35 -

1 stop11h 25m

Fri 1/121:15 -

1 stop11h 50m

Deal found 25/10£607

Sun 22/1108:40 -

1 stop12h 30m

Sun 29/1117:40 -

1 stop10h 30m

Deal found 25/10£611

Sat 26/1207:35 -

1 stop11h 25m

Sun 3/121:15 -

1 stop12h 55m

Deal found 22/10£612

Mon 23/1106:10 -

1 stop12h 50m

Mon 30/1117:40 -

1 stop12h 05m

Deal found 25/10£625

Thu 19/1106:15 -

1 stop12h 45m

Sun 22/1117:40 -

1 stop10h 30m

Deal found 22/10£631

Find flight deals from Luton to Philadelphia

Round-trip from	£590
One-way from	£314
Popular in	August
Cheapest in	January
Average price	£693

21/11-28/11
2 total stops
23h 00m total
London to Philadelphia

Search Deals

10/12-31/12
3 total stops
21h 29m total
London to Philadelphia

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£58 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights 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 return flight

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Thu 12/11

07:00-18:19

3 stops40h 19m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£356

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Mon 9/11

15:05-23:54

3 stops37h 49m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£387

Fastest return journey

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Mon 19/4

09:00-18:55

1 stop14h 55m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£417

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Mon 18/1

16:00-20:09

2 stops33h 09m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£433

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Sun 10/1

13:10-01:15

2 stops41h 05m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£447

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Sat 19/12

07:35-23:26

3 stops20h 51m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£447

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Fri 30/10

13:05-23:54

2 stops38h 49m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£448

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Sat 5/12

21:30-09:04

2 stops40h 34m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£464

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Wed 25/11

06:10-08:52

3 stops31h 42m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£468

LondonPhiladelphia

LTN London Luton - PHL Philadelphia

LTNPHL

London Luton

Fri 18/12

15:55-16:10

1 stop29h 15m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£474

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Luton to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Luton with our price prediction graph.

LTN-PHL

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

What airport do you fly into for flights to Philadelphia from London Luton?
Philadelphia (PHL) is the airport you will fly into if you book a flight from London Luton to Philadelphia. You should not have trouble finding flights to Philadelphia from London Luton; the airport handles an average of 0 inbound flights from London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Philadelphia airport from London Luton. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.
Can I find deals for flights from Luton to Philadelphia that include hotel bookings?
Yes. In addition to deals on Luton to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luton to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Philadelphia.
Can I find deals for business class flights from Luton to Philadelphia?
Yes. Cheapflights offers flight deals from Luton to Philadelphia 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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Luton to Philadelphia flexibly with Cheapflights today.

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

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Cheap flights from London Luton Airport to Philadelphia from £314

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Luton to Philadelphia

Cheapest flights from Luton to PhiladelphiaExplore the most affordable flight options available from Luton to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Explore the most affordable flight options available from Luton to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Luton to PhiladelphiaDiscover carefully curated flight deals from Luton to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Luton to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Luton to PhiladelphiaDiscover last-minute flight deals from Luton to Philadelphia. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Luton to Philadelphia. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Luton to PhiladelphiaSearch for one-way flight options from Luton to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from Luton to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Find flight deals from Luton to Philadelphia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Luton Airport to Philadelphia that are best for you.

Best time to book a flight from Luton to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Luton with our price prediction graph.

Related info for your journey

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

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

How can I find direct flights from Luton to Philadelphia?

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

Travelling to a place near Philadelphia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luton to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Philadelphia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Pennsylvania

Book a non-stop flight to one of these other cities located in Pennsylvania.

Search flights from Luton to Philadelphia by cabin class

Find flights from Luton to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Luton and Philadelphia flights

Browse other Luton and Philadelphia flight options. Last updated on 25 October 2026.

Other flights from Luton

Browse through other flights departing from Luton. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Other flights to Philadelphia

Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

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

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

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

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Cheapest flights from Luton to Philadelphia
Explore the most affordable flight options available from Luton to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Luton to Philadelphia
Discover carefully curated flight deals from Luton to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Luton to Philadelphia
Discover last-minute flight deals from Luton to Philadelphia. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Luton to Philadelphia
Search for one-way flight options from Luton to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.