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LHR to PHL: distance & flight time
London (London Heathrow Airport) → Philadelphia (Philadelphia International Airport)
3,535 mi
5,690 km · 3,072 nm
7h 24m
estimated nonstop flight time
-5h
time difference · heading west
See live LHR→PHL fares Phone-only fares on this route — call free
Flight time details
3,535 miles nonstop takes roughly 7h 24m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- PHL — Philadelphia International Airport · Philadelphia, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near LHR
- LGW · London Gatwick Airport25 mi away
- NHT · RAF Northolt6 mi away
- HYC · Wycombe Air Park18 mi away
- FAB · Farnborough Airport19 mi away
Near PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is LHR from PHL?
The flight distance from London (LHR) to Philadelphia (PHL) is 3,535 miles (5,690 km, 3,072 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to PHL?
A nonstop flight takes about 7h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between London and Philadelphia?
Philadelphia is 5 hours behind London.
What is the cheapest way to fly from LHR to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–PHL that never appear on search engines, with no booking fees.