$498+ Cheap flights from the United Kingdom to Philadelphia (PHL)
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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from United Kingdom to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from United Kingdom to Philadelphia
Keep the following information in mind while searching for United Kingdom to Philadelphia flight deals. Data was last updated June 18, 2025.
Round-trip from | $614 (United Airlines) |
|---|---|
One-way from | $498 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $762 |
Good round-trip deal | $689 or less |
Good one-way deal | $593 or less |
Find flight deals from United Kingdom to Philadelphia
Cheapest flights from United Kingdom to PhiladelphiaExplore the most affordable flight options available from United Kingdom to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.
Explore the most affordable flight options available from United Kingdom to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Norse deal was found by Cheapflights users on 6/16. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 6/18. 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.
This British Airways deal was found by Cheapflights users on 6/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Lufthansa deal was found by Cheapflights users on 6/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This ChecknFly deal was found by Cheapflights users on 6/17. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 6/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Ticket deal was found by Cheapflights users on 6/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 6/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 18, 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
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Sat 8/30
6:50 am-2:37 pm
2 stops12h 47m
Philadelphia
Sun 9/7
10:35 am-6:30 am
2 stops14h 55m
LondonPhiladelphia
LGW - PHL
LGWPHL
London Gatwick
Thu 9/11
2:00 pm-1:15 am
1 stop16h 15m
Philadelphia
Wed 9/24
3:20 pm-10:00 am
1 stop13h 40m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Fri 7/4
9:30 am-4:00 pm
1 stop11h 30m
Philadelphia
Mon 7/7
5:35 pm-3:40 pm
1 stop17h 05m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Mon 9/1
3:50 pm-9:54 am
1 stop23h 04m
Philadelphia
Sun 9/14
9:20 am-9:35 am
1 stop19h 15m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Fri 7/4
6:30 am-4:00 pm
1 stop14h 30m
Philadelphia
Fri 8/1
3:20 pm-10:00 am
1 stop13h 40m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Tue 7/15
9:20 pm-1:50 pm
1 stop21h 30m
Philadelphia
Thu 7/31
1:55 pm-6:55 am
1 stop12h 00m
LondonPhiladelphia
LGW - PHL
LGWPHL
London Gatwick
Fri 9/12
12:10 pm-9:24 pm
1 stop14h 14m
Philadelphia
Sun 9/28
3:10 pm-9:35 am
1 stop13h 25m
LondonPhiladelphia
LCY - PHL
LCYPHL
London City
Thu 9/25
8:45 am-4:00 pm
1 stop12h 15m
Philadelphia
Sun 9/28
5:35 pm-4:25 pm
1 stop17h 50m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Thu 9/11
8:25 am-5:45 pm
1 stop14h 20m
Philadelphia
Sat 9/13
6:40 pm-6:30 am
1 stop30h 50m
LondonPhiladelphia
LHR - PHL
LHRPHL
London Heathrow
Tue 7/15
10:05 am-1:00 pm
Nonstop7h 55m
Philadelphia
Wed 11/5
7:45 pm-7:50 am
Nonstop7h 05m
Best time to book a flight from United Kingdom to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from United Kingdom with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from the United Kingdom to Philadelphia
What is the cheapest month to book a flight from United Kingdom to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from United Kingdom to Philadelphia (average of $236). Flying from United Kingdom to Philadelphia in March is currently the most expensive (average of $295). 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 GB to PHL?
Find hourly flight availability from United Kingdom to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Philadelphia as you normally would.
Weekly flight availability from United Kingdom to Philadelphia
Explore weekly flight availability from United Kingdom to Philadelphia. 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 June 18, 2025.
The most flights from GB0 to PHL are scheduled on a Monday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).
Rainfall in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.
Temperature in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average temperature totals by month.
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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated June 18, 2025.
See what other customers who have flown with Delta, KLM and Finnair from United Kingdom to Philadelphia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from United Kingdom to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for United Kingdom to Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from United Kingdom to Philadelphia
Discover the top 5 airlines that operate flights from United Kingdom to Philadelphia. 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 June 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$559 | Average$800 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$595 | Average$808 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$596 | Average$782 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$647 | Average$1,096 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$667 | Average$773 | FlexibilityNo cancel fee | On-time76% |