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Cheap flights from Pittsburgh to London from £217

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LON
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Pittsburgh to London are usually found in October or August, booked 73 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

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 24 April 2026.

Mon 18/506:00
PIT
-
LGW
2 stops43h 20m
Multiple Airlines
Wed 27/514:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 20/4£583
Wed 13/520:25
PIT
-
LGW
2 stops30h 40m
Multiple Airlines
Thu 28/514:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 20/4£585
Mon 18/506:00
PIT
-
LGW
2 stops43h 20m
Multiple Airlines
Tue 26/514:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 20/4£591
Wed 13/520:25
PIT
-
LGW
2 stops30h 40m
Multiple Airlines
Tue 26/514:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 20/4£593
Mon 25/520:15
PIT
-
LGW
1 stop32h 45m
Multiple Airlines
Tue 2/614:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 22/4£596
Mon 25/520:15
PIT
-
LGW
1 stop32h 45m
Multiple Airlines
Sun 7/614:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 19/4£601
Thu 6/813:42
PIT
-
LGW
1 stop15h 18m
Multiple Airlines
Thu 27/814:00
LGW
-
PIT
1 stop34h 04m
Multiple Airlines
Deal found 23/4£604
Sun 24/520:25
PIT
-
LGW
2 stops32h 55m
Multiple Airlines
Tue 2/614:00
LGW
-
PIT
1 stop34h 20m
Multiple Airlines
Deal found 22/4£611
Thu 4/606:00
PIT
-
STN
2 stops32h 15m
Multiple Airlines
Mon 8/608:15
STN
-
PIT
2 stops17h 23m
Multiple Airlines
Deal found 21/4£614
Wed 13/506:00
PIT
-
LHR
1 stop9h 45m
JetBlue
Mon 18/508:15
LHR
-
PIT
1 stop20h 52m
JetBlue
Deal found 20/4£617
Wed 22/720:40
PIT
-
LHR
1 stop10h 35m
Iberia
Sun 20/908:20
LHR
-
PIT
1 stop12h 19m
Iberia
Deal found 23/4£618
Wed 5/820:25
PIT
-
LGW
2 stops13h 30m
Multiple Airlines
Sun 20/914:00
LGW
-
PIT
1 stop26h 49m
Multiple Airlines
Deal found 23/4£621

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 24 April 2026.

Round-trip from

£583

One-way from

£217

Popular in

June

Cheapest in

October

Average price

£597

Good round-trip deal

£717 or less
18/5-27/5
  • 18/5-27/5
  • 3 total stops
  • 77h 40m total
  • Pittsburgh to London
Search Deals
14/10
  • 14/10
  • 3 total stops
  • 38h 30m total
  • Pittsburgh to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£126 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 24 April 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 - LHR

PITLHR

Pittsburgh

Tue 22/9

17:30-13:05

2 stops14h 35m

London Heathrow

Mon 12/10

06:30-16:38

2 stops15h 08m

£684

PittsburghLondon

PIT - LTN

PITLTN

Pittsburgh

Sun 20/9

20:25-21:40

3 stops20h 15m

London Luton

Wed 30/9

06:15-19:15

1 stop18h 00m

£689

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Tue 22/9

13:20-09:45

2 stops15h 25m

London Gatwick

Mon 12/10

12:05-08:27

2 stops25h 22m

£755

PittsburghLondon

PIT - STN

PITSTN

Pittsburgh

Fri 7/8

20:25-20:30

2 stops19h 05m

London Stansted

Thu 20/8

22:05-19:15

2 stops26h 10m

£762

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 19/8

11:49-18:30

2 stops25h 41m

London Heathrow

Wed 26/8

07:05-21:27

3 stops19h 22m

£768
Fastest return journey

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 24/9

21:50-10:05

Nonstop7h 15m

London Heathrow

Sun 27/9

16:40-19:55

Nonstop8h 15m

£777

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Wed 23/9

10:54-08:25

2 stops16h 31m

London Gatwick

Tue 29/9

09:25-20:51

2 stops16h 26m

£795

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 6/5

16:20-11:55

2 stops14h 35m

London Heathrow

Sat 16/5

13:05-23:00

2 stops14h 55m

£802

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Tue 6/10

10:50-08:40

2 stops16h 50m

London City

Fri 4/12

09:15-20:51

2 stops16h 36m

£810

PittsburghLondon

PIT - LCY

PITLCY

Pittsburgh

Tue 22/9

10:54-12:35

2 stops20h 41m

London City

Tue 29/9

09:15-20:51

2 stops16h 36m

£810

Flights are sorted by cheapest return flights first.

Deals found on 23/4

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

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.

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 £540). 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 24 April 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 24 April 2026.

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

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

What’s the top stopover airport for flights from Pittsburgh to London?

Share of one-stop return flights from Pittsburgh to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Boston (BOS) – chosen by Cheapflights users on 50% of one-stop itineraries from Pittsburgh to London on Cheapflights.

What’s the cheapest stopover airport for flights from Pittsburgh to London?

Average return fare for one-stop flights from Pittsburgh to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Reykjavik (KEF) is the most affordable one-stop option, with an average return flight price of £393.

What’s the fastest stopover option from Pittsburgh to London?

Shortest average travel time for one-stop one-way flights from Pittsburgh to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 10h 25m.

Which airport typically offers the quickest stopover for flights from Pittsburgh to London?

Average stopover duration for one-stop one-way flights from Pittsburgh to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 28m.

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 24 April 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
7,910 reviews
Check prices

Crew

7.7

Boarding

6.9

Overall

6.7

Comfort

6.8

Entertainment

6.4

Food

6.4

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance
British Airways
6.7
Okay
7,910 reviews
British Airways
6.7
Okay
7,910 reviews
Check prices

Crew

7.7

Boarding

6.9

Overall

6.7

Comfort

6.8

Entertainment

6.4

Food

6.4

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance

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 6 outbound flights to London per day.

  • How long is the flight from Pittsburgh to London?

    For as low as £684, Delta can have you in London from Pittsburgh in 14h 35m. 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 (£395), offers the cheapest pricing from Pittsburgh to London. This flight start at 36% 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 (80%), Aer Lingus (80%) and Finnair (80%).

  • What are the cheapest flights from Pittsburgh to London?

    On average you can expect to pay £810 for a flight from Pittsburgh to London. The cheapest flight overall is £645 while the most popular route, (Pittsburgh - London Heathrow) is currently priced at £626.

  • 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 £540). 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
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 24 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£395Average£708FlexibilityNo 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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