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Cheap flights from Pittsburgh to London from £146

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 27/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

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KLM Logo
16:55 - 09:00PIT-LHR
11h 05m1 stop
KLM Logo
12:30 - 21:22LHR-PIT
13h 52m1 stop
£460KLM
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Mon, 2 Feb - Thu, 5 Mar
Scandinavian Airlines Logo
13:43 - 21:40PIT-LHR
26h 57m2 stops
Scandinavian Airlines Logo
21:05 - 21:20LHR-PIT
29h 15m3 stops
£461Scandinavian Airlines
Find Deal
Mon, 16 Feb - Wed, 25 Feb
Scandinavian Airlines Logo
11:15 - 18:30PIT-LHR
26h 15m2 stops
Scandinavian Airlines Logo
06:40 - 21:20LHR-PIT
19h 40m2 stops
£464Scandinavian Airlines
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Thu, 29 Jan - Fri, 6 Mar
British Airways Logo
21:15 - 09:40PIT-LHR
7h 25mdirect
British Airways Logo
11:00 - 21:00LHR-PIT
15h 00m1 stop
£466British Airways
Find Deal
Mon, 2 Feb - Fri, 6 Mar
Iberia Logo
09:25 - 08:50PIT-LCY
18h 25m2 stops
Iberia Logo
07:50 - 21:00LCY-PIT
18h 10m2 stops
£467Iberia
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Sun, 1 Feb - Fri, 6 Mar
Multiple Airlines Logo
05:32 - 10:00PIT-LGW
23h 28m1 stop
Multiple Airlines Logo
14:00 - 16:45LGW-PIT
31h 45m1 stop
£467Multiple Airlines
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Thu, 5 Feb - Mon, 9 Feb
Multiple Airlines Logo
10:45 - 10:05PIT-LGW
18h 20m1 stop
Multiple Airlines Logo
14:00 - 23:07LGW-PIT
14h 07m1 stop
£468Multiple Airlines
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Sat, 10 Jan - Fri, 16 Jan
United Airlines Logo
11:55 - 07:10PIT-LHR
14h 15m2 stops
United Airlines Logo
06:50 - 16:25LHR-PIT
14h 35m2 stops
£470United Airlines
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Wed, 3 Dec - Wed, 10 Dec
British Airways Logo
21:15 - 09:40PIT-LHR
7h 25mdirect
British Airways Logo
16:00 - 19:20LHR-PIT
8h 20mdirect
£475British Airways
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Fri, 28 Nov - Fri, 5 Dec
Iberia Logo
21:15 - 09:40PIT-LHR
7h 25mdirect
Iberia Logo
10:45 - 19:09LHR-PIT
37h 24m2 stops
£476Iberia
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Mon, 26 Jan - Sun, 1 Feb

KLM flights from Pittsburgh to London

Our best KLM deals on Pittsburgh to London flight tickets
KLM
2 Feb
PIT17:04Pittsburgh
10h 01m
1 stop
LHR08:05London Heathrow
6 Mar
LHR10:45London Heathrow
12h 47m
1 stop
PIT18:32Pittsburgh
£460
Find similar
KLM
27 Nov
PIT10:53Pittsburgh
15h 12m
1 stop
LHR07:05London Heathrow
2 Dec
LHR15:50London Heathrow
13h 22m
1 stop
PIT00:12Pittsburgh
£492
Find similar

Scandinavian Airlines flights from Pittsburgh to London

Our best Scandinavian Airlines deals on Pittsburgh to London flight tickets
Scandinavian Airlines
16 Feb
PIT13:43Pittsburgh
26h 57m
2 stops
LHR21:40London Heathrow
25 Feb
LHR21:05London Heathrow
29h 15m
3 stops
PIT21:20Pittsburgh
£460
Find similar
Scandinavian Airlines
29 Jan
PIT11:15Pittsburgh
26h 15m
2 stops
LHR18:30London Heathrow
6 Mar
LHR06:40London Heathrow
19h 40m
2 stops
PIT21:20Pittsburgh
£464
Find similar
Scandinavian Airlines
11 Jan
PIT11:15Pittsburgh
17h 05m
2 stops
LHR09:20London Heathrow
17 Jan
LHR06:40London Heathrow
19h 40m
2 stops
PIT21:20Pittsburgh
£478
Find similar

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 November 2025.
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 2/2

16:55-09:00

1 stop11h 05m

London Heathrow

Thu 5/3

12:30-21:22

1 stop13h 52m

£460

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 16/2

13:43-21:40

2 stops26h 57m

London Heathrow

Wed 25/2

21:05-21:20

3 stops29h 15m

£460

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 29/1

11:15-18:30

2 stops26h 15m

London Heathrow

Fri 6/3

06:40-21:20

2 stops19h 40m

£464

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 2/2

21:15-09:40

Nonstop7h 25m

London Heathrow

Fri 6/3

11:00-21:00

1 stop15h 00m

£466

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Sun 1/2

09:25-08:50

2 stops18h 25m

London City

Fri 6/3

07:50-21:00

2 stops18h 10m

£467

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Thu 5/2

05:32-10:00

1 stop23h 28m

London Gatwick

Mon 9/2

14:00-16:45

1 stop31h 45m

£467

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Sat 10/1

10:45-10:05

1 stop18h 20m

London Gatwick

Fri 16/1

14:00-23:07

1 stop14h 07m

£468

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 3/12

11:55-07:10

2 stops14h 15m

London Heathrow

Wed 10/12

06:50-16:25

2 stops14h 35m

£470

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Fri 28/11

21:15-09:40

Nonstop7h 25m

London Heathrow

Fri 5/12

16:00-19:20

Nonstop8h 20m

£475

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 26/1

21:15-09:40

Nonstop7h 25m

London Heathrow

Sun 1/2

10:45-19:09

2 stops37h 24m

£476

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 £514, 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 £516.

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 £482. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to London for around £822.

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

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £645. Flights in the afternoon are often more expensive, with an average ticket price of £671.

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 £647 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 £581 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 November 2025, prices for Pittsburgh to London flights are approximately 14% 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

£482

Fastest flight time

7h 20m

Direct flights

Every day

Airports in London

1 airport
The best flight deal from Pittsburgh to London found on momondo in the last 72 hours is £482
The fastest flight from Pittsburgh to London takes 7h 20m
Direct flights go from Pittsburgh to London every day.
There is 1 airport near London: London Heathrow (LHR)
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  • 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 25m.

  • 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 £408Free CancellationRating
6.7
7,520 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 £408 round-trip, up to an average price of £567. 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
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Dover
Colchester
Chelmsford
Hayes
Worthing
Ramsgate
Dartford
Bedford
Winchester

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