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Cheap flights from Pittsburgh to London from £180

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 16/10. 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

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Find the cheapest flights from Pittsburgh to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:13 - 10:00
PIT
-
LGW
33h 47m
1 stop
Multiple Airlines Logo
14:00 - 12:08
LGW
-
PIT
27h 08m
2 stops
£550Multiple Airlines
Thu, 13 Aug - Mon, 24 Aug
Multiple Airlines Logo
20:25 - 14:55
PIT
-
LGW
13h 30m
2 stops
Multiple Airlines Logo
11:00 - 17:38
LGW
-
PIT
34h 38m
1 stop
£551Multiple Airlines
Sun, 18 Oct - Thu, 29 Oct
Multiple Airlines Logo
20:25 - 16:50
PIT
-
STN
15h 25m
2 stops
Multiple Airlines Logo
20:00 - 19:15
STN
-
PIT
28h 15m
2 stops
£551Multiple Airlines
Mon, 17 Aug - Sun, 23 Aug
Icelandair Logo
20:25 - 11:55
PIT
-
LHR
10h 30m
1 stop
Icelandair Logo
13:05 - 19:15
LHR
-
PIT
11h 10m
1 stop
£557Icelandair
Wed, 23 Sep - Wed, 30 Sep
Icelandair Logo
20:25 - 11:55
PIT
-
LHR
10h 30m
1 stop
Icelandair Logo
21:25 - 19:15
LHR
-
PIT
26h 50m
1 stop
£559Icelandair
Mon, 10 Aug - Thu, 20 Aug
JetBlue Logo
06:00 - 20:45
PIT
-
LHR
9h 45m
1 stop
JetBlue Logo
08:40 - 18:10
LHR
-
PIT
14h 30m
1 stop
£589JetBlue
Wed, 26 Aug - Tue, 1 Sep
JetBlue Logo
12:34 - 06:30
PIT
-
LHR
12h 56m
1 stop
JetBlue Logo
08:40 - 22:28
LHR
-
PIT
18h 48m
1 stop
£590JetBlue
Fri, 4 Sep - Mon, 7 Sep
Delta Logo
14:22 - 09:30
PIT
-
LCY
14h 08m
2 stops
Delta Logo
07:45 - 18:18
LCY
-
PIT
14h 33m
2 stops
£665Delta
Tue, 20 Oct - Thu, 29 Oct
SWISS Logo
10:56 - 12:35
PIT
-
LCY
20h 39m
2 stops
SWISS Logo
09:15 - 20:36
LCY
-
PIT
16h 21m
2 stops
£666SWISS
Tue, 13 Oct - Tue, 20 Oct
SWISS Logo
11:01 - 08:40
PIT
-
LCY
16h 39m
2 stops
SWISS Logo
09:15 - 20:36
LCY
-
PIT
16h 21m
2 stops
£702SWISS
Thu, 15 Oct - Tue, 20 Oct

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Icelandair flights from Pittsburgh to London

Our best Icelandair deals on Pittsburgh to London flight tickets
Icelandair
23 Sept
PIT20:25Pittsburgh
10h 30m
1 stop
LHR11:55London Heathrow
30 Sept
LHR13:05London Heathrow
11h 10m
1 stop
PIT19:15Pittsburgh
£557
Icelandair
10 Aug
PIT20:25Pittsburgh
10h 30m
1 stop
LHR11:55London Heathrow
18 Aug
LHR21:25London Heathrow
26h 50m
1 stop
PIT19:15Pittsburgh
£559
Icelandair
19 Aug
PIT20:25Pittsburgh
18h 55m
1 stop
LHR20:20London Heathrow
24 Aug
LHR13:05London Heathrow
11h 10m
1 stop
PIT19:15Pittsburgh
£564

SWISS flights from Pittsburgh to London

Our best SWISS deals on Pittsburgh to London flight tickets
SWISS
28 Oct
PIT14:09Pittsburgh
18h 51m
2 stops
LHR13:00London Heathrow
6 Nov
LHR09:00London Heathrow
16h 41m
2 stops
PIT20:41Pittsburgh
£615
SWISS
28 Oct
PIT18:00Pittsburgh
19h 50m
2 stops
LHR17:50London Heathrow
4 Nov
LHR09:00London Heathrow
16h 41m
2 stops
PIT20:41Pittsburgh
£616
SWISS
13 Oct
PIT10:56Pittsburgh
20h 39m
2 stops
LCY12:35London City
20 Oct
LCY09:15London City
16h 21m
2 stops
PIT20:36Pittsburgh
£666

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 18 July 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 - LGW

PITLGW

Pittsburgh

Thu 13/8

19:13-10:00

1 stop33h 47m

London Gatwick

Mon 24/8

14:00-12:08

2 stops27h 08m

£550

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Sun 18/10

20:25-14:55

2 stops13h 30m

London Gatwick

Thu 29/10

11:00-17:38

1 stop34h 38m

£551

PittsburghLondon

PIT - STN

PITSTN

Pittsburgh

Mon 17/8

20:25-16:50

2 stops15h 25m

London Stansted

Sun 23/8

20:00-19:15

2 stops28h 15m

£551
Fastest return journey

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 23/9

20:25-11:55

1 stop10h 30m

London Heathrow

Wed 30/9

13:05-19:15

1 stop11h 10m

£557

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 10/8

20:25-11:55

1 stop10h 30m

London Heathrow

Thu 20/8

21:25-19:15

1 stop26h 50m

£559

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 26/8

06:00-20:45

1 stop9h 45m

London Heathrow

Tue 1/9

08:40-18:10

1 stop14h 30m

£589

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Fri 4/9

12:34-06:30

1 stop12h 56m

London Heathrow

Mon 7/9

08:40-22:28

1 stop18h 48m

£590

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Tue 20/10

14:22-09:30

2 stops14h 08m

London City

Thu 29/10

07:45-18:18

2 stops14h 33m

£665

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Tue 13/10

10:56-12:35

2 stops20h 39m

London City

Tue 20/10

09:15-20:36

2 stops16h 21m

£666

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Thu 15/10

11:01-08:40

2 stops16h 39m

London City

Tue 20/10

09:15-20:36

2 stops16h 21m

£702

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 February. Flight prices, which tend to average around £521, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Pittsburgh averaging around £525.

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 £408. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to London for around £954.

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 £698 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 £580 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 July 2026, prices for Pittsburgh to London flights are approximately 43% 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

£884

Fastest flight time

7h 15m

Direct flights

Every day

Airports in London

6 airports
The best flight deal from Pittsburgh to London found on momondo in the last 72 hours is £884
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 £396Free CancellationRating
6.7
8,121 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 6 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 £497. 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
Canterbury
Guildford
Hastings
Hayes
Chichester
Bedford
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

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