For convenient parking, choose facilities across from your terminal. Long-term and economy lots are cheaper, accessible via free shuttle.
Round-trip from | $627 (United Airlines) |
---|---|
One-way from | $391 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $998 |
Good round-trip deal | $700 or less |
Good one-way deal | $508 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Mon 11/10
8:00 pm-6:40 am
1 stop29h 40m
London Heathrow
Wed 11/19
1:25 pm-2:47 pm
1 stop30h 22m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Wed 11/12
3:30 pm-7:10 am
1 stop10h 40m
London Heathrow
Tue 11/18
7:30 am-4:05 pm
1 stop13h 35m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Wed 10/1
9:20 am-9:35 am
1 stop19h 15m
London Heathrow
Wed 10/8
6:50 am-2:38 pm
2 stops12h 48m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Wed 9/17
8:30 pm-12:40 pm
1 stop11h 10m
London Heathrow
Fri 9/26
9:50 am-7:00 pm
1 stop14h 10m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Fri 11/7
3:35 pm-7:00 am
1 stop10h 25m
London Heathrow
Thu 11/13
6:30 am-1:55 pm
1 stop12h 25m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Wed 8/20
5:22 pm-10:30 am
1 stop12h 08m
London Heathrow
Wed 8/27
6:15 am-6:04 pm
2 stops16h 49m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Mon 9/29
9:20 am-9:35 am
1 stop19h 15m
London Heathrow
Mon 10/13
1:30 pm-4:00 pm
1 stop31h 30m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Mon 9/15
10:15 pm-10:20 am
Nonstop7h 05m
London Heathrow
Tue 9/23
7:45 am-3:55 pm
1 stop13h 10m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Sat 8/16
9:15 pm-7:20 am
1 stop29h 05m
London Heathrow
Fri 8/29
12:30 pm-3:35 pm
Nonstop8h 05m
PhiladelphiaLondon
PHL - LHR
PHLLHR
Philadelphia
Mon 9/15
7:50 pm-8:05 am
Nonstop7h 15m
London Heathrow
Mon 9/22
9:35 pm-1:55 pm
1 stop21h 20m
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, November is the cheapest month in which you can book a flight from Philadelphia to London Heathrow Airport (average of $661). Flying from Philadelphia to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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.
A simple way to save on the total cost of your ticket is to fly from Philadelphia to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the afternoon.
Travelers seeking maximum savings on their Philadelphia to London Heathrow Airport flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from PHL to LHR are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Kim,May 2025
PIH - SLC
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$547 | Average$662 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$579 | Average$807 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$610 | Average$779 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$617 | Average$812 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$631 | Average$866 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$636 | Average$792 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$673 | Average$936 | FlexibilityNo cancel fee | On-time69% |