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Cheap flights from Pittsburgh to London from £184

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 9/8. 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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Find the cheapest flights from Pittsburgh to London

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
09:55 - 06:30
PIT
-
LHR
15h 35m
1 stop
JetBlue Logo
11:55 - 23:44
LHR
-
PIT
16h 49m
1 stop
£688JetBlue
Mon, 10 Aug - Thu, 10 Sep
JetBlue Logo
10:39 - 09:35
PIT
-
LGW
17h 56m
1 stop
JetBlue Logo
12:20 - 22:28
LGW
-
PIT
15h 08m
1 stop
£689JetBlue
Sat, 1 Aug - Thu, 13 Aug
Multiple Airlines Logo
20:25 - 16:00
PIT
-
LHR
14h 35m
2 stops
Multiple Airlines Logo
13:05 - 19:15
LHR
-
PIT
11h 10m
1 stop
£689Multiple Airlines
Mon, 10 Aug - Wed, 9 Sep
British Airways Logo
22:15 - 09:40
PIT
-
LHR
7h 25mdirect
British Airways Logo
14:10 - 22:03
LHR
-
PIT
12h 53m
1 stop
£689British Airways
Sat, 31 Oct - Wed, 11 Nov
Multiple Airlines Logo
19:59 - 10:40
PIT
-
LHR
9h 41m
1 stop
Multiple Airlines Logo
06:00 - 17:14
LHR
-
PIT
16h 14m
2 stops
£690Multiple Airlines
Wed, 19 Aug - Wed, 26 Aug
British Airways Logo
21:45 - 10:05
PIT
-
LHR
7h 20mdirect
British Airways Logo
11:45 - 21:38
LHR
-
PIT
13h 53m
1 stop
£691British Airways
Sun, 18 Oct - Tue, 27 Oct
JetBlue Logo
12:58 - 09:35
PIT
-
LGW
15h 37m
1 stop
JetBlue Logo
12:20 - 22:28
LGW
-
PIT
15h 08m
1 stop
£692JetBlue
Thu, 13 Aug - Mon, 7 Sep
JetBlue Logo
06:00 - 20:45
PIT
-
LHR
9h 45m
1 stop
JetBlue Logo
12:20 - 23:42
LHR
-
PIT
15h 22m
1 stop
£692JetBlue
Thu, 22 Oct - Wed, 28 Oct
Icelandair Logo
20:25 - 14:40
PIT
-
LGW
13h 15m
1 stop
Icelandair Logo
15:40 - 19:15
LGW
-
PIT
32h 35m
1 stop
£706Icelandair
Fri, 31 Jul - Tue, 18 Aug
Turkish Airlines Logo
06:00 - 16:50
PIT
-
STN
29h 50m
2 stops
Turkish Airlines Logo
06:55 - 23:44
STN
-
PIT
45h 49m
2 stops
£727Turkish Airlines
Tue, 29 Sep - Tue, 13 Oct

Lufthansa flights from Pittsburgh to London

Our best Lufthansa deals on Pittsburgh to London flight tickets
Lufthansa
11 Oct
PIT14:11Pittsburgh
11h 34m
1 stop
LHR06:45London Heathrow
20 Oct
LHR07:30London Heathrow
16h 44m
2 stops
PIT19:14Pittsburgh
£718
Lufthansa
19 Aug
PIT10:25Pittsburgh
17h 15m
2 stops
LCY08:40London City
26 Aug
LCY09:15London City
16h 23m
2 stops
PIT20:38Pittsburgh
£727
Lufthansa
5 Aug
PIT10:30Pittsburgh
17h 10m
2 stops
LCY08:40London City
12 Aug
LCY09:15London City
16h 23m
2 stops
PIT20:38Pittsburgh
£811

United Airlines flights from Pittsburgh to London

Our best United Airlines deals on Pittsburgh to London flight tickets
United Airlines
11 Aug
PIT15:35Pittsburgh
9h 55m
1 stop
LHR06:30London Heathrow
10 Sept
LHR06:50London Heathrow
20h 40m
2 stops
PIT22:30Pittsburgh
£704
United Airlines
12 Aug
PIT19:21Pittsburgh
10h 04m
1 stop
LHR10:25London Heathrow
9 Sept
LHR06:50London Heathrow
15h 25m
2 stops
PIT17:15Pittsburgh
£705
United Airlines
10 Aug
PIT12:15Pittsburgh
13h 15m
2 stops
LHR06:30London Heathrow
4 Sept
LHR06:50London Heathrow
15h 25m
2 stops
PIT17:15Pittsburgh
£708

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 30 May 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

Cheapest return flight

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 10/8

09:55-06:30

1 stop15h 35m

London Heathrow

Thu 10/9

11:55-23:44

1 stop16h 49m

£688

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Sat 1/8

10:39-09:35

1 stop17h 56m

London Gatwick

Thu 13/8

12:20-22:28

1 stop15h 08m

£689

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 10/8

20:25-16:00

2 stops14h 35m

London Heathrow

Wed 9/9

13:05-19:15

1 stop11h 10m

£689
Fastest return journey

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 31/10

22:15-09:40

Nonstop7h 25m

London Heathrow

Wed 11/11

14:10-22:03

1 stop12h 53m

£689

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 19/8

19:59-10:40

1 stop9h 41m

London Heathrow

Wed 26/8

06:00-17:14

2 stops16h 14m

£690

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 18/10

21:45-10:05

Nonstop7h 20m

London Heathrow

Tue 27/10

11:45-21:38

1 stop13h 53m

£691

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Thu 13/8

12:58-09:35

1 stop15h 37m

London Gatwick

Mon 7/9

12:20-22:28

1 stop15h 08m

£692

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 22/10

06:00-20:45

1 stop9h 45m

London Heathrow

Wed 28/10

12:20-23:42

1 stop15h 22m

£692

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Fri 31/7

20:25-14:40

1 stop13h 15m

London Gatwick

Tue 18/8

15:40-19:15

1 stop32h 35m

£706

PittsburghLondon

PIT - STN

PITSTN

Pittsburgh

Tue 29/9

06:00-16:50

2 stops29h 50m

London Stansted

Tue 13/10

06:55-23:44

2 stops45h 49m

£727

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 £23, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Pittsburgh averaging around £23.

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 £409. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to London for around £900.

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 from Pittsburgh 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 £664 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 £521 on momondo.

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

There are 3 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 May 2026, prices for Pittsburgh to London flights are approximately 0% more expensive 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

£242

Fastest flight time

7h 15m

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 £242
The fastest flight from Pittsburgh to London takes 7h 15m
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

Frequently asked questions about flying from Pittsburgh to London

  • 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 15m.

  • 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 £397Free CancellationRating
6.7
8,010 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 3 flights/week on average for this route. A good British Airways flight deal for Pittsburgh to London starts from £397 round-trip, up to an average price of £500. 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
Gatwick
Luton
Wembley
Slough
Maidstone
Southend-on-Sea
Ipswich
Canterbury
Ilford
Hayes
Guildford
Folkestone
Chelmsford
Bedford
Dover
Harlow
Chichester
Colchester

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.

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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