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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 25/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
19:00 - 19:40
PIT
-
LHR
19h 40m
2 stops
Lufthansa Logo
20:25 - 20:38
LHR
-
PIT
29h 13m
2 stops
£494Lufthansa
Mon, 20 Apr - Thu, 30 Apr
Multiple Airlines Logo
17:55 - 11:20
PIT
-
LHR
13h 25m
1 stop
Multiple Airlines Logo
08:45 - 23:30
LHR
-
PIT
18h 45m
2 stops
£494Multiple Airlines
Sun, 15 Mar - Tue, 24 Mar
Delta Logo
18:00 - 08:45
PIT
-
LHR
9h 45m
1 stop
Delta Logo
08:40 - 21:30
LHR
-
PIT
16h 50m
2 stops
£496Delta
Tue, 3 Mar - Fri, 13 Mar
KLM Logo
13:42 - 07:40
PIT
-
LHR
13h 58m
2 stops
KLM Logo
10:00 - 21:30
LHR
-
PIT
15h 30m
2 stops
£497KLM
Mon, 9 Mar - Wed, 18 Mar
Lufthansa Logo
17:55 - 08:35
PIT
-
LHR
9h 40m
1 stop
Lufthansa Logo
14:10 - 20:38
LHR
-
PIT
11h 28m
1 stop
£499Lufthansa
Tue, 28 Apr - Tue, 5 May
Delta Logo
11:23 - 06:55
PIT
-
LHR
15h 32m
1 stop
Delta Logo
08:55 - 22:46
LHR
-
PIT
17h 51m
2 stops
£500Delta
Wed, 11 Mar - Fri, 20 Mar
Air Canada Logo
07:00 - 09:20
PIT
-
LHR
22h 20m
2 stops
Air Canada Logo
13:25 - 20:49
LHR
-
PIT
35h 24m
2 stops
£501Air Canada
Wed, 11 Mar - Thu, 19 Mar
United Airlines Logo
15:00 - 10:50
PIT
-
LHR
15h 50m
1 stop
United Airlines Logo
13:25 - 13:09
LHR
-
PIT
27h 44m
2 stops
£502United Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
17:55 - 20:55
PIT
-
LGW
22h 00m
3 stops
Multiple Airlines Logo
16:45 - 17:18
LGW
-
PIT
29h 33m
3 stops
£503Multiple Airlines
Thu, 16 Apr - Tue, 21 Apr
JetBlue Logo
06:12 - 20:45
PIT
-
LHR
9h 33m
1 stop
JetBlue Logo
08:15 - 23:59
LHR
-
PIT
20h 44m
1 stop
£503JetBlue
Mon, 20 Apr - Thu, 30 Apr

United Airlines flights from Pittsburgh to London

Our best United Airlines deals on Pittsburgh to London flight tickets
United Airlines
18 Mar
PIT15:00Pittsburgh
15h 50m
1 stop
LHR10:50London Heathrow
25 Mar
LHR13:25London Heathrow
27h 44m
2 stops
PIT13:09Pittsburgh
£502
United Airlines
18 Mar
PIT07:05Pittsburgh
10h 15m
1 stop
LHR21:20London Heathrow
27 Mar
LHR16:20London Heathrow
21h 06m
1 stop
PIT09:26Pittsburgh
£515
United Airlines
30 Mar
PIT06:10Pittsburgh
23h 30m
1 stop
LHR10:40London Heathrow
8 Apr
LHR17:40London Heathrow
28h 38m
1 stop
PIT17:18Pittsburgh
£517

JetBlue flights from Pittsburgh to London

Our best JetBlue deals on Pittsburgh to London flight tickets
JetBlue
26 Feb
PIT06:00Pittsburgh
10h 40m
1 stop
LHR21:40London Heathrow
9 Mar
LHR08:05London Heathrow
19h 43m
1 stop
PIT23:48Pittsburgh
£501
JetBlue
20 Apr
PIT06:12Pittsburgh
9h 33m
1 stop
LHR20:45London Heathrow
30 Apr
LHR08:15London Heathrow
20h 44m
1 stop
PIT23:59Pittsburgh
£503
JetBlue
17 Aug
PIT09:55Pittsburgh
18h 40m
1 stop
LGW09:35London Gatwick
28 Aug
LGW12:20London Gatwick
15h 01m
1 stop
PIT22:21Pittsburgh
£504

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 February 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

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 20/4

19:00-19:40

2 stops19h 40m

London Heathrow

Thu 30/4

20:25-20:38

2 stops29h 13m

£494

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 15/3

17:55-11:20

1 stop13h 25m

London Heathrow

Tue 24/3

08:45-23:30

2 stops18h 45m

£494

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 3/3

18:00-08:45

1 stop9h 45m

London Heathrow

Fri 13/3

08:40-21:30

2 stops16h 50m

£496

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 9/3

13:42-07:40

2 stops13h 58m

London Heathrow

Wed 18/3

10:00-21:30

2 stops15h 30m

£497

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 28/4

17:55-08:35

1 stop9h 40m

London Heathrow

Tue 5/5

14:10-20:38

1 stop11h 28m

£499

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 11/3

11:23-06:55

1 stop15h 32m

London Heathrow

Fri 20/3

08:55-22:46

2 stops17h 51m

£500

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 11/3

07:00-09:20

2 stops22h 20m

London Heathrow

Thu 19/3

13:25-20:49

2 stops35h 24m

£501

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 18/3

15:00-10:50

1 stop15h 50m

London Heathrow

Wed 25/3

13:25-13:09

2 stops27h 44m

£502

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Thu 16/4

17:55-20:55

3 stops22h 00m

London Gatwick

Tue 21/4

16:45-17:18

3 stops29h 33m

£503

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 20/4

06:12-20:45

1 stop9h 33m

London Heathrow

Thu 30/4

08:15-23:59

1 stop20h 44m

£503

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 £501, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Pittsburgh averaging around £517.

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 £471. 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 £803.

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 £638 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 £517 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 February 2026, prices for Pittsburgh to London flights are approximately 6% 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 20m

Direct flights

Every day

Airports in London

6 airports
The fastest flight from Pittsburgh to London takes 7h 20m
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

  • 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 £396Free CancellationRating
6.7
7,756 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 £396 round-trip, up to an average price of £620. 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
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Worthing
Bedford
Ramsgate

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