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Cheap flights from Pittsburgh to London from £188

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 9/10. 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
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
20:25 - 14:55PIT  Pittsburgh-LGW London Gatwick
13h 30m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
Multiple Airlines Logo
10:10 - 17:38LGW  London Gatwick-PIT Pittsburgh
36h 28m1 stop Orlando
£505Multiple Airlines
Sun, 18 Oct - Wed, 4 Nov
Icelandair Logo
20:25 - 20:20PIT  Pittsburgh-LHR London Heathrow
18h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
13:05 - 19:15LHR  London Heathrow-PIT Pittsburgh
11h 10m1 stop Reykjavik Keflavik Intl
£519Icelandair
Sun, 11 Oct - Fri, 16 Oct
Multiple Airlines Logo
20:25 - 14:40PIT  Pittsburgh-LGW London Gatwick
13h 15m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
10:10 - 17:38LGW  London Gatwick-PIT Pittsburgh
36h 28m1 stop Orlando
£521Multiple Airlines
Sun, 18 Oct - Wed, 4 Nov
Icelandair Logo
20:25 - 20:20PIT  Pittsburgh-LHR London Heathrow
18h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
13:05 - 19:15LHR  London Heathrow-PIT Pittsburgh
11h 10m1 stop Reykjavik Keflavik Intl
£530Icelandair
Fri, 2 Oct - Sun, 4 Oct
Multiple Airlines Logo
20:25 - 21:40PIT  Pittsburgh-STN London Stansted
20h 15m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
Multiple Airlines Logo
06:30 - 19:15STN  London Stansted-PIT Pittsburgh
17h 45m2 stops Dublin Reykjavik Keflavik Intl
£531Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
Icelandair Logo
20:25 - 20:20PIT  Pittsburgh-LHR London Heathrow
18h 55m1 stop Reykjavik Keflavik Intl
Icelandair Logo
21:25 - 19:15LHR  London Heathrow-PIT Pittsburgh
26h 50m1 stop Reykjavik Keflavik Intl
£531Icelandair
Wed, 7 Oct - Tue, 13 Oct
Multiple Airlines Logo
20:25 - 19:55PIT  Pittsburgh-LTN London Luton
18h 30m2 stops Reykjavik Keflavik Intl Milan Malpensa
Multiple Airlines Logo
15:15 - 19:15LTN  London Luton-PIT Pittsburgh
33h 00m2 stops Milan Malpensa Reykjavik Keflavik Intl
£534Multiple Airlines
Sun, 6 Sep - Tue, 15 Sep
Multiple Airlines Logo
20:25 - 09:20PIT  Pittsburgh-LHR London Heathrow
31h 55m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Warsaw Frederic Chopin
Multiple Airlines Logo
06:40 - 19:15LHR  London Heathrow-PIT Pittsburgh
17h 35m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
£537Multiple Airlines
Fri, 9 Oct - Fri, 16 Oct
British Airways Logo
19:39 - 11:10PIT  Pittsburgh-LHR London Heathrow
10h 31m1 stop New York John F Kennedy Intl
British Airways Logo
11:15 - 19:42LHR  London Heathrow-PIT Pittsburgh
13h 27m1 stop Chicago O'Hare Intl
£651British Airways
Sun, 10 Jan - Wed, 10 Mar
British Airways Logo
21:15 - 09:40PIT  Pittsburgh-LHR London Heathrow
7h 25mdirect
British Airways Logo
15:55 - 19:20LHR  London Heathrow-PIT Pittsburgh
8h 25mdirect
£651British Airways
Wed, 11 Nov - Wed, 25 Nov

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Icelandair flights from Pittsburgh to London

Our best Icelandair deals on Pittsburgh to London flight tickets
Icelandair
11 Oct
PIT20:25Pittsburgh
18h 55m
1 stop
LHR20:20London Heathrow
16 Oct
LHR13:05London Heathrow
11h 10m
1 stop
PIT19:15Pittsburgh
£519
Icelandair
2 Oct
PIT20:25Pittsburgh
18h 55m
1 stop
LHR20:20London Heathrow
4 Oct
LHR13:05London Heathrow
11h 10m
1 stop
PIT19:15Pittsburgh
£530
Icelandair
7 Oct
PIT20:25Pittsburgh
18h 55m
1 stop
LHR20:20London Heathrow
13 Oct
LHR21:25London Heathrow
26h 50m
1 stop
PIT19:15Pittsburgh
£531

Aer Lingus flights from Pittsburgh to London

Our best Aer Lingus deals on Pittsburgh to London flight tickets
Aer Lingus
19 Aug
PIT20:10Pittsburgh
11h 30m
1 stop
LHR12:40London Heathrow
26 Aug
LHR12:00London Heathrow
16h 50m
2 stops
PIT23:50Pittsburgh
£757
Aer Lingus
19 Aug
PIT20:10Pittsburgh
11h 30m
1 stop
LHR12:40London Heathrow
26 Aug
LHR12:00London Heathrow
16h 50m
2 stops
PIT23:50Pittsburgh
£758
Aer Lingus
19 Aug
PIT20:10Pittsburgh
10h 00m
1 stop
LHR11:10London Heathrow
26 Aug
LHR12:00London Heathrow
16h 50m
2 stops
PIT23:50Pittsburgh
£762

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 14 August 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 Pittsburgh - LGW London Gatwick

PITLGW

Pittsburgh

Sun 18/10

20:25-14:55

2 stops13h 30m

London Gatwick

Wed 4/11

10:10-17:38

1 stop36h 28m

£505

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sun 11/10

20:25-20:20

1 stop18h 55m

London Heathrow

Fri 16/10

13:05-19:15

1 stop11h 10m

£519

PittsburghLondon

PIT Pittsburgh - LGW London Gatwick

PITLGW

Pittsburgh

Sun 18/10

20:25-14:40

1 stop13h 15m

London Gatwick

Wed 4/11

10:10-17:38

1 stop36h 28m

£521

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Fri 2/10

20:25-20:20

1 stop18h 55m

London Heathrow

Sun 4/10

13:05-19:15

1 stop11h 10m

£530

PittsburghLondon

PIT Pittsburgh - STN London Stansted

PITSTN

Pittsburgh

Wed 7/10

20:25-21:40

2 stops20h 15m

London Stansted

Wed 14/10

06:30-19:15

2 stops17h 45m

£531

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Wed 7/10

20:25-20:20

1 stop18h 55m

London Heathrow

Tue 13/10

21:25-19:15

1 stop26h 50m

£531

PittsburghLondon

PIT Pittsburgh - LTN London Luton

PITLTN

Pittsburgh

Sun 6/9

20:25-19:55

2 stops18h 30m

London Luton

Tue 15/9

15:15-19:15

2 stops33h 00m

£534

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Fri 9/10

20:25-09:20

3 stops31h 55m

London Heathrow

Fri 16/10

06:40-19:15

2 stops17h 35m

£537

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sun 10/1

19:39-11:10

1 stop10h 31m

London Heathrow

Wed 10/3

11:15-19:42

1 stop13h 27m

£651
Fastest return journey

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Wed 11/11

21:15-09:40

Nonstop7h 25m

London Heathrow

Wed 25/11

15:55-19:20

Nonstop8h 25m

£651

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 low for flights on this route.

Typical prices usually range from £533 to £878.
The lowest price recently found on this route was £505.

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 £520, 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 £534.

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 £407. 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 £1,046.

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 £706 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 £563 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 August 2026, prices for Pittsburgh to London flights are approximately 28% 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

Fastest flight time

7h 15m

Direct flights

Every day

Airports in London

6 airports
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 £395Free CancellationRating
6.7
8,156 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 £395 round-trip, up to an average price of £498. 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
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Ilford
Hastings
Canterbury
Chichester
Hayes
Guildford
Bedford
Harlow
Colchester
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

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