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Cheap flights from Philadelphia to London

14 nonstop flights a week, 2 of them today. Operated by 2 airlines, about 7h 5m in the air, 3,542 mi (5,700 km). Tickets from $540, nonstop from $1,202.

Flights from Philadelphia to London

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Filters

Best fares from Philadelphia to London

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $540 20 November 2026, with a connection Cheapest nonstop $1,053 19 December 2026, American Airlines Cheapest weekend departure $540 Fri, 20 November 2026 Cheapest month November 2026 tickets from $540

Philadelphia to London at a glance

flight time, from 7h to 7h 30m
7h 5m
straight-line distance
3,542 mi (5,700 km)
flights a week
14
flights today
2
first and last departure
18:35 - 19:40
lowest price, with a connection, 20 November
$540
lowest nonstop price
$1,202
airlines
2

Philadelphia to London ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $540. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is December 2026: from $731. The average across months is $635.

Philadelphia to London flight schedule

14 flights a week, 2 today, 7 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
BA 66
British Airways
18:35 Philadelphia International, terminal A
06:35 London Heathrow, terminal 3
7h
Daily
Airbus A350-1000
AA 728
American Airlines
19:40 Philadelphia International, terminal A
07:50 London Heathrow, terminal 3
7h 10m
Daily
Boeing 787-900

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 2 December.

FlightDepartsArrivesDurationDaysAircraft
AA 728
American Airlines
19:35 Philadelphia International, terminal A
07:50 London Heathrow, terminal 3
7h 15m
Seasonal
Boeing 787-900
AA 728
American Airlines
19:50 Philadelphia International, terminal A
07:50 London Heathrow, terminal 3
7h
Seasonal
Boeing 787-900
BA 66
British Airways
19:35 Philadelphia International, terminal A
06:35 London Heathrow, terminal 3
7h
Seasonal
Airbus A350-1000
AA 728
American Airlines
20:50 Philadelphia International, terminal A
07:50 London Heathrow, terminal 3
7h
Seasonal
Boeing 787-900
BA 66
British Airways
18:45 Philadelphia International, terminal A
06:50 London Heathrow, terminal 3
7h 5m
Seasonal
Airbus A350-1000
AA 736
American Airlines
19:20 Philadelphia International, terminal A
07:50 London Heathrow, terminal 3
7h 30m
Seasonal
Boeing 787-900
AA 728
American Airlines
22:05 Philadelphia International, terminal A
10:20 London Heathrow, terminal 3
7h 15m
Seasonal
Boeing 787-900

Days of the week are taken from the schedule for the next 14 days; schedules change by season. London is 5 hours ahead of Philadelphia. The search shows seat availability and the price for your date.

Airlines flying Philadelphia to London

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

American Airlines7 a week British Airways7 a week

Airports

Where flights from Philadelphia to London depart and land

Departure from Philadelphia

Philadelphia International PHL

14 flights a week, terminal A, 7 mi (11 km) from the city centre

About the airport

Arrival in London

London Heathrow LHR

14 flights a week, terminal 3, 14 mi (23 km) from the city centre

About the airport

When to visit London

Weather by month

Best time to visit: May, June, July, August and September, +18° to +23° by day. In November it is +11° by day and +6° at night, with 11 rainy days.

Jan
+7° +2° 12 days
Feb
+10° +3° 11 days
Mar
+12° +4° 12 days
Apr
+14° +5° 8 days
May
+18° +9° 13 days
Jun
+22° +12° 8 days
Jul
+23° +14° 13 days
Aug
+23° +14° 7 days
Sep
+20° +12° 12 days
Oct
+16° +10° 13 days
Nov
+11° +6° 11 days
Dec
+9° +5° 12 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Frequently asked questions

How long is the flight from Philadelphia to London?
A nonstop flight takes 7 hours 5 minutes on average, from 7h to 7h 30m depending on the flight.
How far is London from Philadelphia?
3,542 mi (5,700 km) in a straight line between the cities.
Which airlines fly nonstop from Philadelphia to London?
American Airlines (7 a week) and British Airways (7 a week).
How many flights a day are there from Philadelphia to London?
2 flights today and 14 a week, about 2 a day on average.
When are the first and last flights from Philadelphia to London?
The first departure is at 18:35 (BA66), the last at 19:40 (AA728). Local time.
What is the cheapest month to fly from Philadelphia to London?
November 2026: tickets from $540. The most expensive is December 2026, from $731.
What is the cheapest upcoming date to fly from Philadelphia to London?
20 November 2026 (Friday): from $540 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Philadelphia to London?
American Airlines: nonstop tickets from $1,053 on 19 December by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Philadelphia and London?
London is 5 hours ahead of Philadelphia. Schedule times on this page are local to each airport.
Which Philadelphia airport do flights to London leave from?
Philadelphia International (14 a week).