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Cheap flights from Pittsburgh to London from £175

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to London departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
06:00 - 20:45
PIT
-
LHR
9h 45m
1 stop
JetBlue Logo
08:05 - 23:49
LHR
-
PIT
20h 44m
1 stop
£467JetBlue
Mon, 23 Feb - Sat, 28 Feb
Virgin Atlantic Logo
17:56 - 08:45
PIT
-
LHR
9h 49m
1 stop
Virgin Atlantic Logo
11:30 - 22:37
LHR
-
PIT
16h 07m
2 stops
£469Virgin Atlantic
Mon, 16 Feb - Wed, 25 Feb
Icelandair Logo
20:25 - 11:55
PIT
-
LHR
10h 30m
1 stop
Icelandair Logo
13:05 - 19:15
LHR
-
PIT
11h 10m
1 stop
£473Icelandair
Wed, 13 May - Wed, 20 May
Lufthansa Logo
15:00 - 09:45
PIT
-
LHR
13h 45m
2 stops
Lufthansa Logo
08:45 - 23:30
LHR
-
PIT
19h 45m
2 stops
£473Lufthansa
Mon, 16 Feb - Wed, 25 Feb
Icelandair Logo
20:25 - 11:55
PIT
-
LHR
10h 30m
1 stop
Icelandair Logo
21:25 - 19:15
LHR
-
PIT
26h 50m
1 stop
£474Icelandair
Wed, 13 May - Thu, 21 May
Lufthansa Logo
14:05 - 09:45
PIT
-
LHR
14h 40m
2 stops
Lufthansa Logo
06:35 - 23:51
LHR
-
PIT
22h 16m
2 stops
£475Lufthansa
Mon, 16 Feb - Wed, 25 Feb
SWISS Logo
14:09 - 17:50
PIT
-
LGW
22h 41m
2 stops
SWISS Logo
18:35 - 16:51
LGW
-
PIT
27h 16m
2 stops
£477SWISS
Mon, 20 Apr - Thu, 30 Apr
SWISS Logo
14:09 - 17:50
PIT
-
LGW
22h 41m
2 stops
SWISS Logo
18:35 - 16:51
LGW
-
PIT
27h 16m
2 stops
£478SWISS
Mon, 20 Apr - Thu, 30 Apr
Multiple Airlines Logo
06:00 - 06:00
PIT
-
LGW
19h 00m
1 stop
Multiple Airlines Logo
13:00 - 23:48
LGW
-
PIT
15h 48m
1 stop
£485Multiple Airlines
Fri, 6 Feb - Fri, 13 Feb
Multiple Airlines Logo
06:12 - 06:20
PIT
-
LGW
19h 08m
1 stop
Multiple Airlines Logo
13:05 - 23:59
LGW
-
PIT
15h 54m
1 stop
£487Multiple Airlines
Sun, 26 Apr - Sun, 3 May

British Airways flights from Pittsburgh to London

Our best British Airways deals on Pittsburgh to London flight tickets
British Airways
16 Feb
PIT19:09Pittsburgh
10h 16m
1 stop
LHR10:25London Heathrow
25 Feb
LHR16:00London Heathrow
8h 20m
PIT19:20Pittsburgh
£491
British Airways
16 Mar
PIT22:15Pittsburgh
7h 25m
LHR09:40London Heathrow
25 Mar
LHR17:00London Heathrow
30h 04m
1 stop
PIT19:04Pittsburgh
£499
British Airways
16 Mar
PIT22:15Pittsburgh
7h 25m
LHR09:40London Heathrow
22 Apr
LHR16:40London Heathrow
8h 10m
PIT19:50Pittsburgh
£505

Lufthansa flights from Pittsburgh to London

Our best Lufthansa deals on Pittsburgh to London flight tickets
Lufthansa
16 Feb
PIT15:00Pittsburgh
13h 45m
2 stops
LHR09:45London Heathrow
25 Feb
LHR08:45London Heathrow
19h 45m
2 stops
PIT23:30Pittsburgh
£473
Lufthansa
16 Feb
PIT14:05Pittsburgh
14h 40m
2 stops
LHR09:45London Heathrow
25 Feb
LHR06:35London Heathrow
22h 16m
2 stops
PIT23:51Pittsburgh
£475
Lufthansa
30 Mar
PIT17:55Pittsburgh
16h 45m
2 stops
LHR15:40London Heathrow
8 Apr
LHR10:50London Heathrow
17h 30m
2 stops
PIT23:20Pittsburgh
£476

momondo Fare Finder

 
Customise your flight search to find flights from Pittsburgh to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 January 2026.
Use the filters below to find and compare flights from Pittsburgh to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 23/2

06:00-20:45

1 stop9h 45m

London Heathrow

Sat 28/2

08:05-23:49

1 stop20h 44m

£467

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 16/2

17:56-08:45

1 stop9h 49m

London Heathrow

Wed 25/2

11:30-22:37

2 stops16h 07m

£469

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 13/5

20:25-11:55

1 stop10h 30m

London Heathrow

Wed 20/5

13:05-19:15

1 stop11h 10m

£472

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 16/2

15:00-09:45

2 stops13h 45m

London Heathrow

Wed 25/2

08:45-23:30

2 stops19h 45m

£473

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 13/5

20:25-11:55

1 stop10h 30m

London Heathrow

Thu 21/5

21:25-19:15

1 stop26h 50m

£474

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 16/2

14:05-09:45

2 stops14h 40m

London Heathrow

Wed 25/2

06:35-23:51

2 stops22h 16m

£475

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 20/4

14:09-17:50

2 stops22h 41m

London Gatwick

Thu 30/4

18:35-16:51

2 stops27h 16m

£477

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 20/4

14:09-17:50

2 stops22h 41m

London Gatwick

Thu 30/4

18:35-16:51

2 stops27h 16m

£478

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Fri 6/2

06:00-06:00

1 stop19h 00m

London Gatwick

Fri 13/2

13:00-23:48

1 stop15h 48m

£485

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Sun 26/4

06:12-06:20

1 stop19h 08m

London Gatwick

Sun 3/5

13:05-23:59

1 stop15h 54m

£487

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Pittsburgh to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Pittsburgh and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Pittsburgh is in October. Flight prices, which tend to average around £494, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Pittsburgh averaging around £507.

What is the cheapest day to depart on your flight to London?

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £462. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to London for around £743.

What is the cheapest Pittsburgh to London flight route?

Fly from Pittsburgh to London Heathrow for the best Pittsburgh - London flight prices

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

You are more likely to see cheaper flights to London from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £620 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Pittsburgh for as low as £522 on momondo.

What cabin class options are available on Pittsburgh to London flights?

There are 2 cabin classes available to choose from on Pittsburgh to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pittsburgh to London flights?

No. A direct flight is the cheapest option for a flight between Pittsburgh to London.

How have Pittsburgh to London flight prices changed over time?

As of January 2026, prices for Pittsburgh to London flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Pittsburgh to London

Are you open to changing your travel dates? Check out the ideal times to fly from Pittsburgh to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Pittsburgh to London (PIT to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to London

Best price found

£492

Fastest flight time

7h 20m

Direct flights

Every day

Airports in London

6 airports
The best flight deal from Pittsburgh to London found on momondo in the last 72 hours is £492
The fastest flight from Pittsburgh to London takes 7h 20m
Direct flights go from Pittsburgh to London every day.
There are 6 airports in London. From Pittsburgh there are direct flights to London Heathrow (LHR).
Search flight deals

  • How far is Pittsburgh to London by plane?

    The distance between Pittsburgh and London is about 3712.9 mi. In terms of flight time, this usually takes a little over 7h 20m.

  • When did momondo last update prices for flights from Pittsburgh Airport to London?

    Prices for flights from Pittsburgh Airport to London were last updated today.

  • How many operators does momondo search for flights from Pittsburgh Airport to London?

  • How old do you have to be to fly from Pittsburgh Airport to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Pittsburgh to London?

  • What is the most popular airline from Pittsburgh to London?

Best airlines flying from Pittsburgh to London

Compare and see reviews for airlines that fly from Pittsburgh to London with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £388Free CancellationRating
6.7
7,704 reviews
Search British Airways flights

  • British Airways Flights From Pittsburgh to London

    British Airways is one of the most popular airlines flying from Pittsburgh to London, operating 4 flights/week on average for this route. A good British Airways flight deal for Pittsburgh to London starts from £388 round-trip, up to an average price of £522. Our users have rated British Airways at 6.7/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Folkestone
Worthing
Colchester
Bedford
Ramsgate
Chichester

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Pittsburgh.

Can I find flights from Pittsburgh to London with flexible booking policies on momondo?

Yes. All flights to London from Pittsburgh on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Pittsburgh to London?

Once all potential Pittsburgh to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Pittsburgh to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Pittsburgh are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport