Cheap flights from Pennsylvania to London (LON) from $199

This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
PHL — LON
Sep 26 — Oct 31

How far in advance should I book a flight from Pennsylvania to London?

To save up to 35% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Pennsylvania to London from $992 1-2 weeks out and tickets from $1,268 for flights departing within the next 72 hours.

What is the cheapest month to fly from Pennsylvania to London?

Flights from Pennsylvania to London lean towards being more expensive in July. Prices are generally better when you fly from Pennsylvania to London in February, with the cheapest ticket starting at $656.

When is the cheapest time to fly from Pennsylvania to London (PA - LON)?

When flying from Pennsylvania to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap British Airways flights from Pennsylvania to London

Peruse some of the lowest-priced British Airways flights we've found from Pennsylvania to London. Deals update often to give you more flight options matching your criteria

Cheap Iberia flights from Pennsylvania to London

Browse through some of the cheapest Iberia flights traveling from Pennsylvania to London. Check back soon if you're not seeing flights that suit your needs.

Cheap Pennsylvania to London flights in September & October 2023

The best prices found for Pennsylvania to LON flights for September, October
Scroll through some of the best deals on flights from Pennsylvania to London in 2023. Check back soon for alternative fares.

Pennsylvania to London 2023 flight deals

Cheap flights to London from Pennsylvania found for this year
Scroll through some of the best deals on flights from Pennsylvania to London in 2023. Check back soon for alternative fares.

Non-stop flights to London from Pennsylvania

Save time with Pennsylvania to London direct flight deals
For a quicker trip, book one of these direct flights from Pennsylvania to London. Those looking to potentially save on 1 or 2-stop flights from Pennsylvania to London should utilize the search form at the the top of the page.

Pennsylvania to London flights leaving soon

Late deals on return flights to London from Pennsylvania, departing today and this week
Have a look at some of the last-minute flights available departing from Pennsylvania to London. Tip: verify your flight details before completing your reservation.

One-way flights to London from Pennsylvania

The cheapest one-way flights from Pennsylvania to London
Some of the best available deals we've found on one-way flights from Pennsylvania to London. Users in need of a round-trip flight from Pennsylvania to London instead should update the search form at the top of page.

Find flights from Pennsylvania to London within your budget

Use the slider to find flights from Pennsylvania to London that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$528 - $642

Route

Depart

Return

Price

PittsburghLondon Gatwick

PIT - LGW

PITLGW

Pittsburgh

Mon 11/27

1 stop16h 06m

London Gatwick

Thu 11/30

2 stops45h 12m

PhiladelphiaLondon Heathrow

PHL - LHR

PHLLHR

Philadelphia

Sun 10/8

Nonstop7h 00m

London Heathrow

Tue 10/17

1 stop12h 55m

PhiladelphiaLondon Gatwick

PHL - LGW

PHLLGW

Philadelphia

Wed 10/4

1 stop11h 08m

London Gatwick

Wed 10/18

1 stop11h 45m

PhiladelphiaLondon Heathrow

PHL - LHR

PHLLHR

Philadelphia

Mon 1/8

1 stop13h 15m

London Heathrow

Wed 3/13

1 stop13h 10m

PhiladelphiaLondon Heathrow

PHL - LHR

PHLLHR

Philadelphia

Mon 3/4

1 stop21h 25m

London Heathrow

Tue 3/12

1 stop29h 32m

PhiladelphiaLondon Gatwick

PHL - LGW

PHLLGW

Philadelphia

Fri 11/3

1 stop9h 25m

London Gatwick

Sat 11/11

1 stop12h 25m

PittsburghLondon Heathrow

PIT - LHR

PITLHR

Pittsburgh

Mon 2/26

2 stops15h 30m

London Heathrow

Thu 3/7

2 stops25h 54m

PittsburghLondon Gatwick

PIT - LGW

PITLGW

Pittsburgh

Tue 11/7

1 stop13h 56m

London Gatwick

Tue 11/14

1 stop12h 04m

PhiladelphiaLondon Heathrow

PHL - LHR

PHLLHR

Philadelphia

Wed 2/14

Nonstop7h 05m

London Heathrow

Mon 2/19

2 stops25h 30m

Flights are sorted by cheapest first

Deals found on 9/20

Reviews of airlines servicing London

To help decide which airline to fly from Pennsylvania to London, see what other customers have to say about British Airways, Iberia and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

Delta
7.9
Good
3,018 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

Air France
7.6
Good
274 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

Finnair
7.5
Good
342 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

KLM
7.5
Good
196 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

United Airlines
7.4
Good
1,887 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

Related info for your journey

Useful info, stats and facts about Pennsylvania to London flights.

Can I find flights from Pennsylvania to London for under $600 on Cheapflights?

Yes, there are multiple flights from Pennsylvania to London for under $600. The cheapest flight booked recently is on Multiple Airlines for just $528, but on average you can expect to pay $597.

Are there nonstop flights from Pennsylvania to London for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Pennsylvania to London under $700. A good price for a nonstop flight from Pennsylvania to London is less than $683.

Are there last-minute flights available from Pennsylvania to London for under $800?

There are currently 20+ open flights from Pennsylvania to London within the next 7 days for less than $800.

What are the cheapest airlines to fly from Pennsylvania to London one-way?

The cheapest airlines for a one-way flight from Pennsylvania to London are TAP AIR PORTUGAL ($309), Air Canada ($319), and Lufthansa ($319).

What are the most popular routes from Pennsylvania to London?

What are the most popular airlines that fly from Pennsylvania to London?

What are the most reliable airlines from Pennsylvania to London?

Consider Qatar Airways (80%), Malaysia Airlines (80%) or EL AL (80%) when booking your flight. These represent the most reliable airlines when flying from Pennsylvania to London.

What are the cheapest flights from Pennsylvania to London?

On average you can expect to pay $1,415 for a flight from Pennsylvania to London. The cheapest flight overall is $587 while the most popular route, (Philadelphia - London Heathrow) is currently priced at $611.

What does PHL to LHR mean?

Great question - PHL to LHR just means Philadelphia Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights! London Gatwick Airport (LGW), London Stansted Airport (STN), London City Airport (LCY), London Luton Airport (LTN), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.

Departure points for flights from Pennsylvania to London

Select to see more specific information for flights to London from all departure points in Pennsylvania

Top 10 airlines flying from Pennsylvania to London

The chart below displays the airlines Cheapflights users traveling from Pennsylvania to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$460Average$624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$461Average$851FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$491Average$841FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest$526Average$775FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest$599Average$1,076FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest$613Average$1,006FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest$620Average$911FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest$639Average$852FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest$650Average$1,077FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest$652Average$909FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Hourly flight availability from Pennsylvania to London

See what time of day planes typically take off from Pennsylvania to London
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
20%of flight departuresAfternoonNoon to 6 pm
79%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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