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Cheap flights from Pittsburgh to London from £167

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pittsburgh to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:15 - 21:40PIT  Pittsburgh-LHR London Heathrow
28h 25m2 stops Toronto Pearson Intl Kastrup Copenhagen
Multiple Airlines Logo
06:40 - 20:37LHR  London Heathrow-PIT Pittsburgh
18h 57m2 stops Kastrup Copenhagen Toronto Pearson Intl
£548Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
12:15 - 19:55PIT  Pittsburgh-LHR London Heathrow
26h 40m3 stops Toronto Pearson Intl Kastrup Copenhagen Stockholm Arlanda
Multiple Airlines Logo
06:40 - 20:37LHR  London Heathrow-PIT Pittsburgh
18h 57m2 stops Kastrup Copenhagen Toronto Pearson Intl
£554Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Icelandair Logo
20:25 - 11:55PIT  Pittsburgh-LHR London Heathrow
10h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
21:25 - 19:15LHR  London Heathrow-PIT Pittsburgh
26h 50m1 stop Reykjavik Keflavik Intl
£557Icelandair
Sun, 27 Sep - Tue, 6 Oct
Multiple Airlines Logo
20:25 - 21:20PIT  Pittsburgh-LHR London Heathrow
19h 55m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
Multiple Airlines Logo
06:40 - 19:15LHR  London Heathrow-PIT Pittsburgh
17h 35m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
£559Multiple Airlines
Wed, 7 Oct - Sun, 11 Oct
United Airlines Logo
19:20 - 08:30PIT  Pittsburgh-LHR London Heathrow
32h 10m1 stop Toronto Pearson Intl
United Airlines Logo
06:50 - 19:04LHR  London Heathrow-PIT Pittsburgh
17h 14m2 stops Brussels Bruxelles-National Newark
£560United Airlines
Mon, 11 Jan - Thu, 14 Jan
Aer Lingus Logo
20:40 - 11:25PIT  Pittsburgh-LHR London Heathrow
9h 45m1 stop Dublin
Aer Lingus Logo
08:50 - 19:10LHR  London Heathrow-PIT Pittsburgh
15h 20m1 stop Dublin
£566Aer Lingus
Sat, 21 Nov - Sat, 28 Nov
Multiple Airlines Logo
19:20 - 08:30PIT  Pittsburgh-LHR London Heathrow
32h 10m1 stop Toronto Pearson Intl
Multiple Airlines Logo
06:00 - 20:47LHR  London Heathrow-PIT Pittsburgh
19h 47m2 stops Zurich Chicago O'Hare Intl
£566Multiple Airlines
Mon, 11 Jan - Thu, 14 Jan
Multiple Airlines Logo
20:25 - 08:05PIT  Pittsburgh-LGW London Gatwick
30h 40m3 stops Reykjavik Keflavik Intl Oslo Gardermoen Bergen Flesland
Multiple Airlines Logo
09:20 - 19:15LGW  London Gatwick-PIT Pittsburgh
14h 55m2 stops Oslo Gardermoen Reykjavik Keflavik Intl
£570Multiple Airlines
Wed, 7 Oct - Sun, 11 Oct
British Airways Logo
21:50 - 10:05PIT  Pittsburgh-LHR London Heathrow
7h 15mdirect
British Airways Logo
16:40 - 19:50LHR  London Heathrow-PIT Pittsburgh
8h 10mdirect
£646British Airways
Tue, 15 Sep - Wed, 30 Sep
British Airways Logo
21:45 - 10:05PIT  Pittsburgh-LHR London Heathrow
7h 20mdirect
British Airways Logo
15:55 - 20:20LHR  London Heathrow-PIT Pittsburgh
8h 25mdirect
£646British Airways
Wed, 14 Oct - Fri, 30 Oct

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United Airlines flights from Pittsburgh to London

Our best United Airlines deals on Pittsburgh to London flight tickets
United Airlines
11 Jan
PIT19:20Pittsburgh
32h 10m
1 stop
LHR08:30London Heathrow
14 Jan
LHR06:50London Heathrow
17h 14m
2 stops
PIT19:04Pittsburgh
£560
United Airlines
11 Jan
PIT08:55Pittsburgh
17h 15m
2 stops
LHR07:10London Heathrow
14 Jan
LHR06:50London Heathrow
15h 54m
2 stops
PIT17:44Pittsburgh
£652
United Airlines
2 Dec
PIT14:00Pittsburgh
14h 10m
2 stops
LHR09:10London Heathrow
9 Dec
LHR09:30London Heathrow
14h 34m
2 stops
PIT19:04Pittsburgh
£654

JetBlue flights from Pittsburgh to London

Our best JetBlue deals on Pittsburgh to London flight tickets
JetBlue
7 Sept
PIT06:30Pittsburgh
9h 15m
1 stop
LHR20:45London Heathrow
9 Sept
LHR08:15London Heathrow
20h 29m
1 stop
PIT23:44Pittsburgh
£630
JetBlue
28 Sept
PIT20:31Pittsburgh
28h 59m
1 stop
LHR06:30London Heathrow
6 Oct
LHR08:40London Heathrow
13h 53m
1 stop
PIT17:33Pittsburgh
£634
JetBlue
7 Sept
PIT06:30Pittsburgh
22h 00m
1 stop
LHR09:30London Heathrow
14 Sept
LHR08:15London Heathrow
20h 29m
1 stop
PIT23:44Pittsburgh
£636

momondo Fare Finder

 
Use the filters below to find and compare flights from Pittsburgh to London that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Thu 15/10

12:15-21:40

2 stops28h 25m

London Heathrow

Thu 22/10

06:40-20:37

2 stops18h 57m

£548

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Thu 15/10

12:15-19:55

3 stops26h 40m

London Heathrow

Thu 22/10

06:40-20:37

2 stops18h 57m

£554

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sun 27/9

20:25-11:55

1 stop10h 30m

London Heathrow

Tue 6/10

21:25-19:15

1 stop26h 50m

£557

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Wed 7/10

20:25-21:20

2 stops19h 55m

London Heathrow

Sun 11/10

06:40-19:15

2 stops17h 35m

£559

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 11/1

19:20-08:30

1 stop32h 10m

London Heathrow

Thu 14/1

06:50-19:04

2 stops17h 14m

£560

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sat 21/11

20:40-11:25

1 stop9h 45m

London Heathrow

Sat 28/11

08:50-19:10

1 stop15h 20m

£566

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 11/1

19:20-08:30

1 stop32h 10m

London Heathrow

Thu 14/1

06:00-20:47

2 stops19h 47m

£566

PittsburghLondon

PIT Pittsburgh - LGW London Gatwick

PITLGW

Pittsburgh

Wed 7/10

20:25-08:05

3 stops30h 40m

London Gatwick

Sun 11/10

09:20-19:15

2 stops14h 55m

£570
Fastest return journey

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Tue 15/9

21:50-10:05

Nonstop7h 15m

London Heathrow

Wed 30/9

16:40-19:50

Nonstop8h 10m

£646

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Wed 14/10

21:45-10:05

Nonstop7h 20m

London Heathrow

Fri 30/10

15:55-20:20

Nonstop8h 25m

£646

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?

Prices are currently typical for flights on this route.

Typical prices usually range from £538 to £746.
The lowest price recently found on this route was £548.

What is the cheapest month to fly to London?

The cheapest month to fly to London from Pittsburgh is in February. Flight prices, which tend to average around £529, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Pittsburgh averaging around £533.

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

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £634. 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 £1,045.

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 £736 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 £583 on momondo.

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

There is only 1 cabin class 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 September 2026, prices for Pittsburgh to London flights are approximately 37% 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

£167

Fastest flight time

7h 15m

Direct flights

Every day

Airports in London

6 airports
The best one-way flight to London from Pittsburgh in the past 72 hours is £167. The best return flight deal from Pittsburgh to London found on momondo in the last 72 hours is £548.
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 £459Free CancellationRating
6.7
8,202 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 7 flights/week on average for this route. A good British Airways flight deal for Pittsburgh to London starts from £459 round-trip, up to an average price of £518. 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
Wembley
Gatwick
Milton Keynes
Southend-on-Sea
Luton
Slough
Ipswich
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Chichester
Hayes
Bedford
Guildford
Colchester
Harlow
Chelmsford

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

London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport