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Flights to Philadelphia

£297 Cheap flights to Philadelphia

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Philadelphia departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United Kingdom to Philadelphia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:55 - 18:55
MAN
-
PHL
15h 00m
1 stop
Multiple Airlines Logo
20:25 - 11:30
PHL
-
MAN
10h 05m
1 stop
£467Multiple Airlines
Thu, 4 Jun - Sun, 7 Jun
Multiple Airlines Logo
07:45 - 18:55
EDI
-
PHL
16h 10m
1 stop
Multiple Airlines Logo
20:25 - 17:00
PHL
-
EDI
15h 35m
1 stop
£476Multiple Airlines
Thu, 4 Jun - Sun, 7 Jun
JetBlue Logo
11:30 - 20:00
EDI
-
PHL
13h 30m
1 stop
JetBlue Logo
08:28 - 10:00
PHL
-
EDI
20h 32m
1 stop
£496JetBlue
Mon, 6 Jul - Mon, 13 Jul
JetBlue Logo
11:30 - 18:52
EDI
-
PHL
12h 22m
1 stop
JetBlue Logo
19:45 - 10:00
PHL
-
EDI
9h 15m
1 stop
£500JetBlue
Wed, 3 Jun - Tue, 9 Jun
Aer Lingus Logo
08:10 - 18:55
BHX
-
PHL
15h 45m
1 stop
Aer Lingus Logo
20:25 - 19:55
PHL
-
BHX
18h 30m
1 stop
£547Aer Lingus
Thu, 4 Jun - Mon, 22 Jun
Aer Lingus Logo
08:10 - 18:55
BHX
-
PHL
15h 45m
1 stop
Aer Lingus Logo
20:25 - 19:55
PHL
-
BHX
18h 30m
1 stop
£549Aer Lingus
Thu, 4 Jun - Mon, 22 Jun
Lufthansa Logo
20:25 - 16:05
LHR
-
PHL
24h 40m
2 stops
Lufthansa Logo
15:25 - 08:35
PHL
-
LHR
36h 10m
2 stops
£605Lufthansa
Thu, 10 Sep - Sat, 19 Sep
Lufthansa Logo
09:15 - 16:05
LCY
-
PHL
11h 50m
1 stop
Lufthansa Logo
17:40 - 17:55
PHL
-
LCY
19h 15m
1 stop
£626Lufthansa
Tue, 15 Sep - Mon, 21 Sep
British Airways Logo
09:40 - 16:40
GLA
-
PHL
12h 00m
1 stop
British Airways Logo
18:45 - 12:30
PHL
-
GLA
12h 45m
1 stop
£706British Airways
Thu, 10 Sep - Wed, 23 Sep
British Airways Logo
05:55 - 12:20
GLA
-
PHL
11h 25m
1 stop
British Airways Logo
18:45 - 11:30
PHL
-
GLA
11h 45m
1 stop
£720British Airways
Tue, 25 Aug - Thu, 10 Sep

momondo Fare Finder

 
Locate flights to Philadelphia that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 13 May 2026.
Use the filters below to find and compare flights to Philadelphia that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

ManchesterPhiladelphia

MAN - PHL

MANPHL

Manchester

Thu 4/6

08:55-18:55

1 stop15h 00m

Philadelphia

Sun 7/6

20:25-11:30

1 stop10h 05m

£467

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Thu 4/6

07:45-18:55

1 stop16h 10m

Philadelphia

Sun 7/6

20:25-17:00

1 stop15h 35m

£476

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Mon 6/7

11:30-20:00

1 stop13h 30m

Philadelphia

Mon 13/7

08:28-10:00

1 stop20h 32m

£496
Fastest return journey

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

Wed 3/6

11:30-18:52

1 stop12h 22m

Philadelphia

Tue 9/6

19:45-10:00

1 stop9h 15m

£500

BirminghamPhiladelphia

BHX - PHL

BHXPHL

Birmingham

Thu 4/6

08:10-18:55

1 stop15h 45m

Philadelphia

Mon 22/6

20:25-19:55

1 stop18h 30m

£547

BirminghamPhiladelphia

BHX - PHL

BHXPHL

Birmingham

Thu 4/6

08:10-18:55

1 stop15h 45m

Philadelphia

Mon 22/6

20:25-19:55

1 stop18h 30m

£549

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 10/9

20:25-16:05

2 stops24h 40m

Philadelphia

Sat 19/9

15:25-08:35

2 stops36h 10m

£605

LondonPhiladelphia

LCY - PHL

LCYPHL

London City

Tue 15/9

09:15-16:05

1 stop11h 50m

Philadelphia

Mon 21/9

17:40-17:55

1 stop19h 15m

£626

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Thu 10/9

09:40-16:40

1 stop12h 00m

Philadelphia

Wed 23/9

18:45-12:30

1 stop12h 45m

£706

GlasgowPhiladelphia

GLA - PHL

GLAPHL

Glasgow Intl

Tue 25/8

05:55-12:20

1 stop11h 25m

Philadelphia

Thu 10/9

18:45-11:30

1 stop11h 45m

£720

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Philadelphia from

Philadelphia flights insights and trends

Explore insights for your Philadelphia flight to craft the best travel plan

What is the cheapest month to fly to Philadelphia?

If you aren’t able to travel during the month of September, then book flights to Philadelphia from United Kingdom during January instead. Flights to Philadelphia in January, while not as cheap as those in September, still average around £534.

What is the absolute cheapest flight to Philadelphia?

£104 is the cheapest deal found on momondo in the last two weeks for a flight to Philadelphia. This flight is from Fort Lauderdale and is 75% cheaper than most flights to Philadelphia. To find the cheapest price to Philadelphia from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

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

Our data shows that Tuesday is the least expensive day to fly to Philadelphia. Tickets to fly out on this day can be as low as £595. On the other hand, Saturday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £661.

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

The cheapest time of day to fly to Philadelphia is at midday when flights can be purchased for as low as £615. In the morning is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £621 per ticket.

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 £588 when searching weeks before you fly. 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 £533 on momondo.

Cheapest flights to Philadelphia

Find the cheapest flights to Philadelphia from your nearest city or airport
Find flights from London Heathrow Airport to Philadelphia
CHEAPEST MONTH TO FLY TO PHILADELPHIA FROM LONDON HEATHROW AIRPORTSeptember16% cheaperFlying from London Heathrow Airport to Philadelphia costs on average just £496 in September
MOST EXPENSIVE MONTH TO FLY TO PHILADELPHIA FROM LONDON HEATHROW AIRPORTDecember14% more expensiveIt costs about £672 for flights to Philadelphia from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO PHILADELPHIA FROM LONDON HEATHROW AIRPORTJuly223% more users visitedMore momondo users searched in flights to Philadelphia from London Heathrow Airport in July than any other month

Cheap Philadelphia flight deals and tips

Summary info about Philadelphia flight prices, duration and airlines

Best One-Way Price

£297

Best Round-Trip Price

£467

Fastest flight time

12h 25m

Popular in

January
The best one-way flight price to Philadelphia from United Kingdom in the last 72 hours is £297 (Edinburgh Turnhouse to Philadelphia).
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The best round-trip flight price to Philadelphia from United Kingdom in the last 72 hours is £467 (Manchester to Philadelphia).
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The fastest flight to Philadelphia from United Kingdom takes 12h 25m (Leeds/Bradford to Philadelphia).
Search Deals
January has the highest demand for flights to Philadelphia, with a 2% price increase on average.
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Frequently asked questions about flying to Philadelphia

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

Most flyers found that booking tickets 12 days in advance of their planned departure date is the best time to get cheap flights to Philadelphia. During this timeframe, flight prices are around £587. 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 £486 on momondo.

Is there an alternative airport near Philadelphia?

Finding an alternative and possibly cheaper destination airport near Philadelphia is possible. If you are planning a flight to Philadelphia, consider booking flights to Philadelphia Airport (7 mi from Philadelphia city centre), Trenton-Mercer Airport (29 mi from Philadelphia city centre), Greater Wilmington Airport (31 mi from Philadelphia city centre), Atlantic City Airport (46 mi from Philadelphia city centre) or Newark Airport (73 mi from Philadelphia city centre).

Is there a cheaper alternative to flying into Philadelphia?

With an average price of £41 per person, Atlantic City Airport is the cheapest airport to fly into when planning your trip to Philadelphia. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

When did momondo last update prices for flights to Philadelphia Airport?

Prices for flights to Philadelphia Airport are updated daily.

How many operators does momondo search for flights to Philadelphia Airport?

The number of operators available for flights to Philadelphia Airport is 11 as of May 2026.

How old do you have to be to fly 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 to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Newark
Vineland
King of Prussia
Dover
Reading
Rehoboth Beach
Essington
Ephrata
West Chester
Cherry Hill
Dewey Beach

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Philadelphia. Millions of users trust and use momondo every year so you are in good company.

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

Yes. All flights to Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Philadelphia?

momondo provides multiple filters to help you find the best flight to Philadelphia. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Philadelphia right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Philadelphia and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Philadelphia trip

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