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Cheap flights from Pittsburgh to London from £173

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 9/12. 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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Scandinavian Airlines Logo
07:20 - 09:35PIT-LHR
21h 15m2 stops
Scandinavian Airlines Logo
18:40 - 00:24LHR-PIT
34h 44m2 stops
£490Scandinavian Airlines
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Sun, 17 May - Thu, 21 May
Multiple Airlines Logo
18:51 - 06:00PIT-LGW
30h 09m2 stops
Multiple Airlines Logo
14:00 - 17:46LGW-PIT
32h 46m1 stop
£491Multiple Airlines
Find Deal
Mon, 23 Feb - Mon, 2 Mar
Scandinavian Airlines Logo
11:15 - 17:00PIT-LHR
24h 45m3 stops
Scandinavian Airlines Logo
06:40 - 21:20LHR-PIT
19h 40m3 stops
£491Scandinavian Airlines
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Wed, 14 Jan - Wed, 4 Mar
Lufthansa Logo
14:50 - 10:50PIT-LHR
15h 00m1 stop
Lufthansa Logo
13:30 - 23:29LHR-PIT
14h 59m2 stops
£495Lufthansa
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Wed, 3 Dec - Wed, 10 Dec
Austrian Airlines Logo
14:57 - 06:40PIT-LHR
10h 43m1 stop
Austrian Airlines Logo
12:05 - 19:01LHR-PIT
11h 56m1 stop
£496Austrian Airlines
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Mon, 12 Jan - Wed, 21 Jan
Austrian Airlines Logo
15:00 - 06:55PIT-LHR
10h 55m1 stop
Austrian Airlines Logo
12:15 - 18:57LHR-PIT
11h 42m1 stop
£497Austrian Airlines
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Tue, 14 Apr - Tue, 28 Apr
JetBlue Logo
06:00 - 20:45PIT-LHR
9h 45m1 stop
JetBlue Logo
12:20 - 23:47LHR-PIT
16h 27m1 stop
£497JetBlue
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Sun, 11 Jan - Wed, 4 Mar
JetBlue Logo
06:15 - 20:45PIT-LHR
9h 30m1 stop
JetBlue Logo
08:25 - 15:04LHR-PIT
11h 39m1 stop
£498JetBlue
Find Deal
Tue, 14 Apr - Tue, 28 Apr
United Airlines Logo
11:55 - 07:10PIT-LHR
14h 15m2 stops
United Airlines Logo
12:05 - 23:34LHR-PIT
16h 29m2 stops
£500United Airlines
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Wed, 3 Dec - Wed, 10 Dec
Lufthansa Logo
20:10 - 16:40PIT-LCY
15h 30m2 stops
Lufthansa Logo
09:50 - 19:42LCY-PIT
14h 52m2 stops
£526Lufthansa
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Wed, 3 Dec - Wed, 10 Dec

Austrian Airlines flights from Pittsburgh to London

Our best Austrian Airlines deals on Pittsburgh to London flight tickets
Austrian Airlines
12 Jan
PIT14:57Pittsburgh
10h 43m
1 stop
LHR06:40London Heathrow
21 Jan
LHR12:05London Heathrow
11h 56m
1 stop
PIT19:01Pittsburgh
£496
Find similar
Austrian Airlines
14 Apr
PIT15:00Pittsburgh
10h 55m
1 stop
LHR06:55London Heathrow
28 Apr
LHR12:15London Heathrow
11h 42m
1 stop
PIT18:57Pittsburgh
£497
Find similar
Austrian Airlines
31 Mar
PIT15:00Pittsburgh
10h 55m
1 stop
LHR06:55London Heathrow
7 Apr
LHR07:45London Heathrow
16h 09m
1 stop
PIT18:54Pittsburgh
£524
Find similar

JetBlue flights from Pittsburgh to London

Our best JetBlue deals on Pittsburgh to London flight tickets
JetBlue
11 Jan
PIT06:00Pittsburgh
9h 45m
1 stop
LHR20:45London Heathrow
5 Mar
LHR12:20London Heathrow
16h 27m
1 stop
PIT23:47Pittsburgh
£497
Find similar
JetBlue
14 Apr
PIT06:15Pittsburgh
9h 30m
1 stop
LHR20:45London Heathrow
28 Apr
LHR08:25London Heathrow
11h 39m
1 stop
PIT15:04Pittsburgh
£498
Find similar
JetBlue
14 Jan
PIT06:00Pittsburgh
10h 40m
1 stop
LHR21:40London Heathrow
5 Mar
LHR12:20London Heathrow
16h 27m
1 stop
PIT23:47Pittsburgh
£509
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 21 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

Sun 17/5

07:20-09:35

2 stops21h 15m

London Heathrow

Thu 21/5

18:40-00:24

2 stops34h 44m

£490

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 23/2

18:51-06:00

2 stops30h 09m

London Gatwick

Mon 2/3

14:00-17:46

1 stop32h 46m

£491

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 14/1

11:15-17:00

3 stops24h 45m

London Heathrow

Wed 4/3

06:40-21:20

3 stops19h 40m

£491

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 3/12

14:50-10:50

1 stop15h 00m

London Heathrow

Wed 10/12

13:30-23:29

2 stops14h 59m

£495

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 12/1

14:57-06:40

1 stop10h 43m

London Heathrow

Wed 21/1

12:05-19:01

1 stop11h 56m

£496

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 14/4

15:00-06:55

1 stop10h 55m

London Heathrow

Tue 28/4

12:15-18:57

1 stop11h 42m

£497

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 11/1

06:00-20:45

1 stop9h 45m

London Heathrow

Wed 4/3

12:20-23:47

1 stop16h 27m

£497

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 14/4

06:15-20:45

1 stop9h 30m

London Heathrow

Tue 28/4

08:25-15:04

1 stop11h 39m

£498

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 3/12

11:55-07:10

2 stops14h 15m

London Heathrow

Wed 10/12

12:05-23:34

2 stops16h 29m

£500

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Wed 3/12

20:10-16:40

2 stops15h 30m

London City

Wed 10/12

09:50-19:42

2 stops14h 52m

£526

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 £518, 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 £519.

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 £485. 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 £827.

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 £649. Flights in the afternoon are often more expensive, with an average ticket price of £676.

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 £652 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 £585 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

£485

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 £485
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)
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 £411Free CancellationRating
6.7
7,533 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 £411 round-trip, up to an average price of £570. 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.

An easier way to manage your London trip

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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