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$167+ Cheap flights from Philadelphia (PHL) to the United Kingdom

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LHR
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheap flight deals from Philadelphia to United Kingdom

Keep the following information in mind while searching for Philadelphia to United Kingdom flight deals. Data was last updated January 16, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$519
(Mytrip)

One-way from

$167
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$692

Good round-trip deal

$724 or less

Good one-way deal

$328 or less
Provider with most accurate pricing for Philadelphia-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-London (LON) flights.
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From Philadelphia to United Kingdom
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One-way flight from Philadelphia to United Kingdom
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Highest demand for flights based on searches. 19% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Philadelphia to United Kingdom.
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Price to beat on a one-way flight from Philadelphia to United Kingdom.
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Find flight deals from Philadelphia to United Kingdom

Cheapest flights from Philadelphia to United Kingdom
Explore the most affordable flight options available from Philadelphia to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:50 am
PHL
-
EDI
2 stops29h 35m
Multiple Airlines
Mon 2/1610:30 pm
EDI
-
PHL
3 stops21h 17m
Multiple Airlines
Deal found 1/15$519
This Mytrip deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:25 pm
PHL
-
BHX
1 stop10h 10m
Multiple Airlines
Wed 4/228:30 am
BHX
-
PHL
1 stop15h 25m
Multiple Airlines
Deal found 1/14$531
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/109:57 pm
PHL
-
GLA
2 stops20h 33m
British Airways
Mon 3/168:25 pm
GLA
-
PHL
2 stops22h 40m
British Airways
Deal found 1/15$541
This oojo deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/114:43 pm
PHL
-
MAN
2 stops17h 12m
British Airways
Wed 3/187:30 pm
MAN
-
PHL
2 stops25h 30m
British Airways
Deal found 1/16$545
This oojo deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:20 pm
PHL
-
MAN
2 stops20h 00m
British Airways
Wed 2/188:05 am
MAN
-
PHL
1 stop10h 50m
British Airways
Deal found 1/13$548
This Flysmarter deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/112:30 pm
PHL
-
MAN
1 stop13h 15m
Virgin Atlantic
Wed 2/181:00 pm
MAN
-
PHL
1 stop16h 24m
Virgin Atlantic
Deal found 1/14$551
This oojo deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:35 pm
PHL
-
MAN
1 stop11h 20m
British Airways
Fri 2/206:00 am
MAN
-
PHL
1 stop15h 15m
British Airways
Deal found 1/13$553
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:57 pm
PHL
-
GLA
2 stops28h 53m
British Airways
Tue 3/109:50 am
GLA
-
PHL
1 stop11h 25m
British Airways
Deal found 1/15$555
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/254:43 pm
PHL
-
GLA
2 stops14h 02m
British Airways
Tue 3/315:55 am
GLA
-
PHL
2 stops16h 35m
British Airways
Deal found 1/14$558
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/114:43 pm
PHL
-
MAN
2 stops12h 17m
British Airways
Thu 3/1910:30 am
MAN
-
PHL
1 stop30h 47m
British Airways
Deal found 1/15$559
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:35 pm
PHL
-
EDI
2 stops12h 45m
Multiple Airlines
Sun 3/810:35 pm
EDI
-
PHL
2 stops28h 11m
Multiple Airlines
Deal found 1/15$560
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:00 pm
PHL
-
MAN
2 stops11h 50m
British Airways
Tue 11/107:25 pm
MAN
-
PHL
2 stops23h 40m
British Airways
Deal found 1/14$561

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to United Kingdom 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 2,558,603 searches. Data last updated January 16, 2026.
Use the filters below to find and compare flights from Philadelphia to the United Kingdom that are best for you.

Fly from

Philadelphia

Fly to

United Kingdom

Route

Depart

Return

Price

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Tue 3/10

9:57 pm-10:30 pm

2 stops20h 33m

Glasgow Intl

Mon 3/16

8:25 pm-3:05 pm

2 stops22h 40m

$541

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Wed 3/11

4:43 pm-1:55 pm

2 stops17h 12m

Manchester

Wed 3/18

7:30 pm-5:00 pm

2 stops25h 30m

$545

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Wed 2/11

3:20 pm-4:20 pm

2 stops20h 00m

Manchester

Fri 2/20

9:00 am-4:15 pm

1 stop12h 15m

$551

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Mon 3/2

9:57 pm-7:50 am

2 stops28h 53m

Glasgow Intl

Tue 3/10

9:50 am-5:15 pm

1 stop11h 25m

$555

PhiladelphiaGlasgow

PHL - GLA

PHLGLA

Philadelphia

Wed 3/25

4:43 pm-10:45 am

2 stops14h 02m

Glasgow Intl

Tue 3/31

7:30 pm-12:05 pm

1 stop21h 35m

$555

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Wed 3/11

4:43 pm-9:00 am

2 stops12h 17m

Manchester

Thu 3/19

10:30 am-1:17 pm

1 stop30h 47m

$559

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Wed 2/11

3:20 pm-4:20 pm

2 stops20h 00m

Manchester

Wed 2/18

7:45 pm-1:15 pm

2 stops22h 30m

$562

PhiladelphiaBirmingham

PHL - BHX

PHLBHX

Philadelphia

Wed 4/15

4:25 pm-11:35 am

2 stops14h 10m

Birmingham

Wed 4/22

8:30 am-10:43 pm

3 stops19h 13m

$571

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Tue 2/3

12:16 pm-10:30 am

1 stop17h 14m

Manchester

Tue 2/10

1:30 pm-12:21 am

1 stop15h 51m

$574

PhiladelphiaManchester

PHL - MAN

PHLMAN

Philadelphia

Wed 2/11

9:40 am-8:45 am

2 stops18h 05m

Manchester

Wed 2/18

1:00 pm-8:50 am

2 stops24h 50m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 60 results
1
2
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6

Best time to book a flight from Philadelphia to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Philadelphia with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to the United Kingdom

What is the cheapest month to book a flight from Philadelphia to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Philadelphia to United Kingdom (average of $75). Flying from Philadelphia to United Kingdom in July is currently the most expensive (average of $406). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Philadelphia to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to United Kingdom as you normally would.

Weekly flight availability from Philadelphia to United Kingdom

Explore weekly flight availability from Philadelphia to United Kingdom. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 16, 2026.

The most flights from PHL to GB0 are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated January 16, 2026.
Peruse reviews from past customers who have flown with Finnair, American Airlines, and Aer Lingus from Philadelphia to the United Kingdom to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,350 reviews
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
American Airlines
7.2
Good
11,144 reviews
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Aer Lingus
7.2
Good
1,435 reviews
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Iberia
7.0
Good
3,087 reviews
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
British Airways
6.7
Okay
7,681 reviews
Finnair
7.6
Good
1,350 reviews

Overall

7.6

Crew

8.2

Food

6.7

Comfort

7.5

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to United Kingdom. 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 United Kingdom?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to United Kingdom.

  • How long is the flight from Philadelphia to United Kingdom?

    Departing from Philadelphia to United Kingdom will take you 13h 15m. The distance between Philadelphia and United Kingdom is about 3460 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Philadelphia to United Kingdom one-way?

    The cheapest airlines for a one-way flight from Philadelphia to United Kingdom are JetBlue ($174), TAP AIR PORTUGAL ($198), and Iberia ($353).

  • What are the most popular routes from Philadelphia to United Kingdom?

    The most popular route from Philadelphia to United Kingdom is Philadelphia - London Heathrow. You may also consider Philadelphia - London Gatwick or Philadelphia - London City.

  • What are the most reliable airlines from Philadelphia to United Kingdom?

    Before booking your flight to United Kingdom from Philadelphia, check out the most reliable airlines to get you to your destination on time: Aer Lingus (87%), American Airlines (84%), Finnair( 84%).

  • What are the cheapest flights from Philadelphia to United Kingdom?

    The cheapest flight price from Philadelphia to United Kingdom is $221. On average you can expect to pay $1,815. The most popular route, (Philadelphia - London Heathrow), can usually be booked for $556.

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

    Yes. In addition to deals on Philadelphia to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to United Kingdom?

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

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

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

  • What is the cheapest month to book a flight from Philadelphia to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to United Kingdom (average of $75). Flying from Philadelphia to United Kingdom in July is currently the most expensive (average of $406). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Philadelphia to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
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John F Kennedy Intl to Madrid flights
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LaGuardia to Gatwick flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
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Dulles Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Amsterdam flights
Newark to Amsterdam flights
John F Kennedy Intl to Luton flights
LaGuardia to Madrid flights
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Dulles Intl to Madrid flights
Newark to Frankfurt flights
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John F Kennedy Intl to Vicenza flights
Reagan-National to Heathrow flights
LaGuardia to Lisbon flights
Dulles Intl to Dublin flights
John F Kennedy Intl to Linate flights
Dulles Intl to Gatwick flights
John F Kennedy Intl to Frankfurt flights
LaGuardia to Athens flights
Newark to Zurich flights
Newark to London City flights

Top 10 airlines flying from Philadelphia to United Kingdom

Discover the top 10 airlines that operate flights from Philadelphia to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$452Average$714FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$507Average$849FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$510Average$885FlexibilityNo cancel feeOn-time71%
FinnairCheapest$515Average$860FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$522Average$931FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$556Average$807FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$560Average$936FlexibilityNo cancel feeOn-time69%
IberiaCheapest$595Average$810FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$622Average$857FlexibilityNo cancel feeOn-time76%
DeltaCheapest$766Average$1,096FlexibilityNo cancel feeOn-timeN/A

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