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Cheap flights from the United Kingdom to Philadelphia from $285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Philadelphia departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Philadelphia

Recent round-trip flight deals from the United Kingdom to Philadelphia

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:40 am - 5:00 pm
MAN
-
PHL
12h 20m1 stop
Multiple Airlines Logo
6:30 pm - 2:05 pm
PHL
-
MAN
15h 35m1 stop
$627Multiple Airlines
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
7:35 am - 5:00 pm
MAN
-
PHL
13h 25m1 stop
Multiple Airlines Logo
6:30 pm - 2:05 pm
PHL
-
MAN
15h 35m1 stop
$629Multiple Airlines
Tue, Mar 10 - Mon, Mar 16
British Airways Logo
8:20 am - 2:05 pm
EDI
-
PHL
10h 45m1 stop
British Airways Logo
6:35 pm - 12:50 pm
PHL
-
EDI
13h 15m1 stop
$647British Airways
Tue, Jan 20 - Thu, Jan 29
British Airways Logo
8:20 am - 2:05 pm
EDI
-
PHL
10h 45m1 stop
British Airways Logo
6:35 pm - 9:30 am
PHL
-
EDI
9h 55m1 stop
$649British Airways
Wed, Feb 11 - Wed, Feb 18
British Airways Logo
8:05 am - 2:55 pm
MAN
-
PHL
10h 50m1 stop
British Airways Logo
8:40 pm - 2:00 pm
PHL
-
MAN
13h 20m1 stop
$654British Airways
Tue, Mar 10 - Tue, Mar 17
American Airlines Logo
8:25 am - 4:55 pm
LHR
-
PHL
12h 30m1 stop
American Airlines Logo
7:35 pm - 6:35 am
PHL
-
LHR
7h 00mnonstop
$684American Airlines
Fri, Mar 13 - Sat, Mar 28
American Airlines Logo
2:50 pm - 2:35 pm
MAN
-
PHL
27h 45m1 stop
American Airlines Logo
4:42 pm - 2:20 pm
PHL
-
MAN
17h 38m2 stops
$685American Airlines
Sun, Mar 8 - Thu, Mar 19
Iberia Logo
7:50 am - 7:27 pm
LCY
-
PHL
16h 37m2 stops
Iberia Logo
7:55 pm - 2:05 pm
PHL
-
LCY
13h 10m1 stop
$686Iberia
Wed, Jan 21 - Wed, Feb 4
Finnair Logo
10:45 am - 10:34 pm
LGW
-
PHL
16h 49m1 stop
Finnair Logo
12:32 pm - 10:40 am
PHL
-
LGW
17h 08m1 stop
$697Finnair
Thu, Jun 18 - Wed, Jun 24
Iberia Logo
7:50 am - 7:27 pm
LCY
-
PHL
16h 37m2 stops
Iberia Logo
7:55 pm - 2:35 pm
PHL
-
LCY
13h 40m1 stop
$708Iberia
Thu, Feb 5 - Mon, Feb 9

Aer Lingus flights from United Kingdom to Philadelphia

Our best Aer Lingus deals on United Kingdom to Philadelphia flight tickets
Aer Lingus
Mar 28
EDI3:20 pmEdinburgh Turnhouse
24h 25m
1 stop
PHL11:45 amPhiladelphia
Apr 11
PHL6:50 pmPhiladelphia
20h 00m
1 stop
EDI7:50 pmEdinburgh Turnhouse
$981
Find similar
Aer Lingus
Jan 12
LCY6:50 amLondon City
12h 15m
1 stop
PHL2:05 pmPhiladelphia
Jan 19
PHL9:25 pmPhiladelphia
15h 05m
1 stop
LCY5:30 pmLondon City
$992
Find similar
Aer Lingus
Dec 31
LCY9:10 amLondon City
11h 50m
1 stop
PHL4:00 pmPhiladelphia
Jan 8
PHL9:25 pmPhiladelphia
15h 05m
1 stop
LCY5:30 pmLondon City
$1,445
Find similar

Air Canada flights from United Kingdom to Philadelphia

Our best Air Canada deals on United Kingdom to Philadelphia flight tickets
Air Canada
May 25
LHR12:40 pmLondon Heathrow
13h 53m
1 stop
PHL9:33 pmPhiladelphia
May 29
PHL3:25 pmPhiladelphia
10h 05m
1 stop
LHR6:30 amLondon Heathrow
$687
Find similar
Air Canada
Jan 26
BHX6:00 amBirmingham
13h 47m
2 stops
PHL2:47 pmPhiladelphia
Feb 2
PHL4:05 pmPhiladelphia
15h 40m
2 stops
BHX12:45 pmBirmingham
$708
Find similar
Air Canada
May 25
LHR9:30 amLondon Heathrow
17h 03m
2 stops
PHL9:33 pmPhiladelphia
May 29
PHL3:25 pmPhiladelphia
13h 35m
1 stop
LHR10:00 amLondon Heathrow
$721
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to Philadelphia 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, momondo users made 832,500 searches. Data last updated December 30, 2025.
Use the filters below to find and compare flights from the United Kingdom to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterPhiladelphia

MAN - PHL

MANPHL

Manchester

Thu 3/12

8:40 am-5:00 pm

1 stop12h 20m

Philadelphia

Mon 3/16

6:30 pm-2:05 pm

1 stop15h 35m

$627

ManchesterPhiladelphia

MAN - PHL

MANPHL

Manchester

Tue 3/10

7:35 am-5:00 pm

1 stop13h 25m

Philadelphia

Mon 3/16

6:30 pm-2:05 pm

1 stop15h 35m

$629

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Tue 1/20

8:20 am-2:05 pm

1 stop10h 45m

Philadelphia

Thu 1/29

6:35 pm-12:50 pm

1 stop13h 15m

$647

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Wed 2/11

8:20 am-2:05 pm

1 stop10h 45m

Philadelphia

Wed 2/18

6:35 pm-9:30 am

1 stop9h 55m

$649

ManchesterPhiladelphia

MAN - PHL

MANPHL

Manchester

Tue 3/10

8:05 am-2:55 pm

1 stop10h 50m

Philadelphia

Tue 3/17

8:40 pm-2:00 pm

1 stop13h 20m

$654

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Fri 3/13

8:25 am-4:55 pm

1 stop12h 30m

Philadelphia

Sat 3/28

7:35 pm-6:35 am

Nonstop7h 00m

$684

ManchesterPhiladelphia

MAN - PHL

MANPHL

Manchester

Sun 3/8

2:50 pm-2:35 pm

1 stop27h 45m

Philadelphia

Thu 3/19

4:42 pm-2:20 pm

2 stops17h 38m

$685

LondonPhiladelphia

LCY - PHL

LCYPHL

London City

Wed 1/21

7:50 am-7:27 pm

2 stops16h 37m

Philadelphia

Wed 2/4

7:55 pm-2:05 pm

1 stop13h 10m

$686

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Thu 6/18

10:45 am-10:34 pm

1 stop16h 49m

Philadelphia

Wed 6/24

12:32 pm-10:40 am

1 stop17h 08m

$697

LondonPhiladelphia

LCY - PHL

LCYPHL

London City

Thu 2/5

7:50 am-7:27 pm

2 stops16h 37m

Philadelphia

Mon 2/9

7:55 pm-2:35 pm

1 stop13h 40m

$708

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from United Kingdom 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 month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from United Kingdom is in February. Flight prices, which tend to average around $656, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from United Kingdom averaging around $666.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from United Kingdom to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $771. On the other hand, Sunday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $903.

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 United Kingdom to Philadelphia at noon for as low as $797. 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 $821.

What is the cheapest United Kingdom to Philadelphia flight route?

Fly from London Heathrow to Philadelphia for the best United Kingdom - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $757 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from United Kingdom for as low as $686 on momondo.

What cabin class options are available on United Kingdom to Philadelphia flights?

There are 4 cabin classes available to choose from on United Kingdom to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to Philadelphia flights?

No. A direct flight is the cheapest option for a flight between United Kingdom to Philadelphia.

Cheap United Kingdom to Philadelphia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Philadelphia

Best Price Found

$576

Fastest flight time

7h 25m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from United Kingdom in the past 72 hours is $576. The best round-trip flight deal from United Kingdom to Philadelphia found on momondo in the last 72 hours is $766.
The fastest flight from United Kingdom to Philadelphia takes 7h 25m
Direct flights go from United Kingdom to Philadelphia every day.
There is 1 airport in Philadelphia. From United Kingdom there are direct flights to Philadelphia (PHL).
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Philadelphia Airport?

    Prices for flights from United Kingdom to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from United Kingdom to Philadelphia Airport?

  • How old do you have to be to fly from United Kingdom to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom 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.

  • What is the most popular plane model from United Kingdom to Philadelphia?

Best airlines flying from United Kingdom to Philadelphia

Compare and see reviews for airlines that fly from United Kingdom to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $559Free CancellationRating
7.0
3,058 reviews
Search Iberia flights
American AirlinesPriceFrom $592Free CancellationRating
7.2
11,074 reviews
Search American Airlines flights
British AirwaysPriceFrom $609Free CancellationRating
6.7
7,625 reviews
Search British Airways flights
FinnairPriceFrom $642Free CancellationRating
7.6
1,343 reviews
Search Finnair flights
Aer LingusPriceFrom $670Free CancellationRating
7.2
1,415 reviews
Search Aer Lingus flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
Elkton
New Castle
Pottstown

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Philadelphia?

Finding the right flight to Philadelphia from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Philadelphia quick and easy, saving you time and money.

Can I find flights from United Kingdom to Philadelphia with flexible booking policies on momondo?

All flight searches from United Kingdom to Philadelphia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United Kingdom to Philadelphia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Philadelphia.

I’m not ready to book a flight from United Kingdom 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 United Kingdom and alert you when they change.

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