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Cheap flights from Pittsburgh to London from £171

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LON
5 Jul — 12 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Pittsburgh to London are usually found in October or January, booked 64 days in advance, depart on a Thursday or Tuesday and return on a Saturday

Cheap flight deals from Pittsburgh to London

Enter your travel dates to find the best prices.

Cheapest flights from Pittsburgh to London
Explore the most affordable flight options available from Pittsburgh to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 June 2026.

Mon 12/1021:45
PIT
-
LHR
Nonstop7h 20m
British Airways
Mon 26/1011:00
LHR
-
PIT
1 stop12h 15m
British Airways
Deal found 1/6£702
Sun 9/821:50
PIT
-
LHR
Nonstop7h 15m
British Airways
Wed 26/816:40
LHR
-
PIT
Nonstop8h 15m
British Airways
Deal found 3/6£710
Wed 30/920:25
PIT
-
STN
2 stops41h 50m
Multiple Airlines
Sun 11/1011:25
STN
-
PIT
1 stop12h 15m
Multiple Airlines
Deal found 2/6£712
Sat 7/1109:46
PIT
-
LHR
2 stops18h 29m
Multiple Airlines
Sat 14/1109:20
LHR
-
PIT
1 stop15h 40m
Multiple Airlines
Deal found 5/6£713
Wed 24/612:58
PIT
-
LGW
1 stop15h 37m
JetBlue
Tue 7/712:20
LGW
-
PIT
1 stop12h 28m
JetBlue
Deal found 2/6£714
Sat 22/806:00
PIT
-
LGW
2 stops32h 35m
Multiple Airlines
Wed 26/808:50
LGW
-
PIT
2 stops15h 25m
Multiple Airlines
Deal found 5/6£715
Fri 30/1013:00
PIT
-
LHR
1 stop13h 55m
JetBlue
Sat 7/1109:20
LHR
-
PIT
1 stop15h 40m
JetBlue
Deal found 2/6£715
Wed 21/1018:30
PIT
-
LGW
2 stops15h 10m
Icelandair
Mon 26/1014:40
LGW
-
PIT
2 stops45h 47m
Icelandair
Deal found 3/6£716
Mon 22/620:25
PIT
-
STN
2 stops17h 25m
Multiple Airlines
Sun 28/620:00
STN
-
PIT
2 stops28h 15m
Multiple Airlines
Deal found 3/6£716
Wed 21/1018:30
PIT
-
LHR
2 stops20h 50m
Icelandair
Mon 26/1020:35
LHR
-
PIT
2 stops39h 52m
Icelandair
Deal found 3/6£716
Wed 22/712:15
PIT
-
LTN
2 stops26h 55m
Multiple Airlines
Wed 29/720:50
LTN
-
PIT
3 stops23h 03m
Multiple Airlines
Deal found 3/6£716
Tue 11/810:45
PIT
-
LHR
2 stops14h 45m
Air Canada
Wed 26/809:30
LHR
-
PIT
1 stop10h 23m
Air Canada
Deal found 3/6£718

Find flight deals from Pittsburgh to London

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 5 June 2026.

Round-trip from

£702

One-way from

£171

Popular in

June

Cheapest in

October

Average price

£927

Good round-trip deal

£242 or less
British Airways
  • British Airways
  • 12/10-26/10
  • 1 total stop
  • 19h 35m total
  • Pittsburgh to London
Search Deals
19/7
  • 19/7
  • 2 total stops
  • 21h 55m total
  • Pittsburgh to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£144 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Pittsburgh to London (LON).
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 5 June 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 - LTN

PITLTN

Pittsburgh

Fri 31/7

15:35-14:00

2 stops17h 25m

London Luton

Thu 6/8

21:40-20:38

2 stops27h 58m

£719

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Fri 31/7

07:00-09:35

1 stop21h 35m

London Gatwick

Thu 6/8

12:20-22:28

1 stop15h 08m

£721

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 7/11

14:05-08:05

2 stops13h 00m

London Heathrow

Sat 14/11

11:15-22:38

2 stops16h 23m

£725

PittsburghLondon

PIT - STN

PITSTN

Pittsburgh

Fri 31/7

15:35-14:15

2 stops17h 40m

London Stansted

Thu 6/8

22:00-20:38

2 stops27h 38m

£725

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 13/8

12:14-06:50

1 stop13h 36m

London Heathrow

Thu 10/9

16:40-19:55

Nonstop8h 15m

£750
Fastest return journey

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 13/8

21:50-10:05

Nonstop7h 15m

London Heathrow

Wed 9/9

11:35-18:16

1 stop11h 41m

£754

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Fri 21/8

10:45-11:40

2 stops19h 55m

London City

Mon 31/8

19:15-17:14

2 stops26h 59m

£760

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Thu 12/11

14:10-12:50

2 stops17h 40m

London City

Tue 17/11

19:05-20:51

2 stops30h 46m

£760

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Mon 10/8

10:54-08:40

2 stops16h 46m

London City

Mon 24/8

09:15-20:47

2 stops16h 32m

£760

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Sun 1/11

14:20-09:30

2 stops14h 10m

London City

Sun 8/11

13:45-23:18

2 stops14h 33m

£761

Flights are sorted by cheapest return flights first.

Deals found on 5/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Pittsburgh to London

Have a flexible travel schedule? Discover the best time to fly to London from Pittsburgh with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to London

What is the cheapest month to book a flight from Pittsburgh to London?

Currently, September is the cheapest month in which you can book a flight from Pittsburgh to London (average of £23). Flying from Pittsburgh to London in June is currently the most expensive (average of £544). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PIT to LON?

Find hourly flight availability from Pittsburgh to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 June 2026.

When flying from Pittsburgh to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Pittsburgh to London

Explore weekly flight availability from Pittsburgh to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 5 June 2026.

The most flights from PIT to LON are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost for a return flight from Pittsburgh to London?

How far ahead should I book a flight from Pittsburgh to London?

The price you pay for your flight from Pittsburgh to London may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 5 June 2026.
Read through reviews of airlines operating flights from Pittsburgh to London, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,027 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Crew

7.7

Food

6.4

Boarding

6.9

Overall

6.7

Reviews

1 / 20
2.0
Mediocre

T4Monaco,Jun 2026

CLT - LHR

Canceled flight only option they offered was a 9pm to 9am layover in Nairobi. CS was useless and uncaring. I will never use them again.
British Airways
6.7
Okay
8,027 reviews
British Airways
6.7
Okay
8,027 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Crew

7.7

Food

6.4

Boarding

6.9

Overall

6.7

Reviews

1 / 20
2.0
Mediocre

T4Monaco,Jun 2026

CLT - LHR

Canceled flight only option they offered was a 9pm to 9am layover in Nairobi. CS was useless and uncaring. I will never use them again.

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Pittsburgh to London?

    Pittsburgh (PIT), located 13.5 mi from the city center, is the airport you fly out of when you book flights from Pittsburgh to London. 1 airline have flights from Pittsburgh to London on a regular basis. Booking flights from Pittsburgh to London should not be difficult; the airport handles an average of 4 outbound flights to London per day.

  • How long is the flight from Pittsburgh to London?

    For as low as £725, JetBlue can have you in London from Pittsburgh in 13h. The distance from Pittsburgh to London is about 3708 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Pittsburgh to London round-trip?

    According to our current data, British Airways (£398), offers the cheapest pricing from Pittsburgh to London. This flight start at 37% lower than the current average price 3 months from now.

  • What are the most popular routes from Pittsburgh to London?

    The most popular flight routes from Pittsburgh to London are Pittsburgh - London Heathrow, Pittsburgh - London Gatwick and Pittsburgh - London Stansted.

  • What are the most reliable airlines from Pittsburgh to London?

    The top 3 most reliable airlines when flying from Pittsburgh to London are American Airlines (78%), Aer Lingus (78%) and Finnair (78%).

  • What are the cheapest flights from Pittsburgh to London?

    On average you can expect to pay £243 for a flight from Pittsburgh to London. The cheapest flight overall is £242 while the most popular route, (Pittsburgh - London Heathrow) is currently priced at £483.

  • Can I find deals for flights from Pittsburgh to London that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to London.

  • Can I find deals for business class flights from Pittsburgh to London?

    Yes. Cheapflights offers flight deals from Pittsburgh to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to London?

    Currently, September is the cheapest month in which you can book a flight from Pittsburgh to London (average of £23). Flying from Pittsburgh to London in June is currently the most expensive (average of £544). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Ipswich
Romford
Guildford
Borehamwood
Folkestone
Southall

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Alternative routes for Pittsburgh to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Pittsburgh to London

Discover the top airline that operate flights from Pittsburgh to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£398Average£499FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pittsburgh to London?

When you search for this flight from Pittsburgh to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Pittsburgh to London?

Cheapflights helps you find that perfect flight to London from Pittsburgh by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Pittsburgh to London with no change fees?

Certainly. Search results for flights to London from Pittsburgh shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pittsburgh to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Pittsburgh today and book when prices fit your budget.

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