Philadelphia to London 🇬🇧
Cheapest fare
$951
Fastest
8h 35m
Direct from
No direct
Dates tracked
3
Cheapest fare
$951
Sun, Oct 25 · 1 stop · 10h 57m · Frontier Airlines
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Price calendar
Cheapest round-trip fare by departure day Cheap Average Pricey
October 2026
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Price trend
Not enough data yet — this fills in as we keep scanning.
Price alert
Cheapest day to fly
Sunday
Averages $951, vs $1,112 on Fridays.
Work-hours calculator
This flight to London costs you 63h 24m of work.
Same money as
13
SUV fuel tanks
53
large pizzas
73
cinema tickets
159
fancy coffees
Airlines on this route
Frontier Airlines
from $951 · 2 dates
Air Canada
from $1,112 · 1 dates
Destination guide
Discover London
About London
London is the capital and largest city of England and the United Kingdom, with a population of 9.14 million people in 2025. Its wider metropolitan area is the largest in Western Europe, with a population of 15.4 million. London stands on the River Thames in southeast England, at the head of a 50-mile (80 km) tidal estuary down to the North Sea, and has been a major settlement for nearly 2,000 years.
Text from Wikipedia — London, licensed CC BY-SA 4.0.
All dates
Every fare, by date
| Departs | Return | Airline | Stops | Price |
|---|---|---|---|---|
| Sun, Oct 25 | Sun, Nov 1 | Frontier Airlines | 1 stop | $951 |
| Sat, Nov 21 | Sun, Nov 29 | Frontier Airlines | 2 stops | $1,076 |
| Fri, Dec 25 | Tue, Dec 29 | Air Canada | 1 stop | $1,112 |
Also cheap
More from Philadelphia
FAQ
Philadelphia to London: answers
How much is a flight from Philadelphia to London?+
The cheapest fare we see right now is $951 round trip on Sun, Oct 25 with Frontier Airlines.
Are there direct flights from Philadelphia to London?+
We haven't seen a direct fare recently; the best options have 1+ stop.
How long is the flight from Philadelphia to London?+
The fastest itinerary we track takes about 8h 35m door to door.
What is the cheapest day to fly to London?+
Sunday departures are the cheapest on average right now, Friday the most expensive.
