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$196+ Cheap flights from Pittsburgh (PIT) to London (LON)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LON
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Find cheap flights from Pittsburgh to London with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Pittsburgh to London are usually found in October or January, booked 76 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

Cheap flight deals from Pittsburgh to London

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 December 23, 2025.

This JetBlue deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amPIT - LHR
1 stop10h 40mJetBlue
Fri 2/69:20 amLHR - PIT
1 stop16h 40mJetBlue
Deal found 12/21$737
This JetBlue deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amPIT - LHR
1 stop10h 40mJetBlue
Sat 1/39:20 amLHR - PIT
1 stop15h 02mJetBlue
Deal found 12/23$764
This Ovago deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:00 amPIT - LHR
1 stop17h 55mJetBlue
Wed 1/77:25 amLHR - PIT
1 stop21h 30mJetBlue
Deal found 12/22$904
This Priceline deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amPIT - LHR
1 stop22h 30mJetBlue
Sun 12/2812:20 pmLHR - PIT
1 stop16h 37mJetBlue
Deal found 12/21$923
This Expedia deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:00 amPIT - LHR
1 stop17h 55mJetBlue
Sun 12/2812:20 pmLHR - PIT
1 stop16h 37mJetBlue
Deal found 12/21$982
This Air Canada deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:55 amPIT - LHR
2 stops17h 25mAir Canada
Tue 2/31:25 pmLHR - PIT
2 stops36h 16mAir Canada
Deal found 12/21$998
This Expedia deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:59 pmPIT - LHR
1 stop10h 56mMultiple Airlines
Thu 1/85:50 pmLHR - PIT
2 stops30h 11mMultiple Airlines
Deal found 12/22$1,003
This Air Canada deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:45 amPIT - LHR
2 stops19h 35mAir Canada
Fri 2/611:10 amLHR - PIT
1 stop11h 04mAir Canada
Deal found 12/21$1,014
This Ovago deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amPIT - LHR
1 stop10h 40mJetBlue
Sat 12/278:05 amLHR - PIT
1 stop20h 52mJetBlue
Deal found 12/21$1,015
This JetBlue deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amPIT - LHR
1 stop10h 40mJetBlue
Fri 12/2612:20 pmLHR - PIT
1 stop16h 37mJetBlue
Deal found 12/21$1,022
This JetBlue deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:15 amPIT - LHR
1 stop14h 40mJetBlue
Mon 12/299:20 amLHR - PIT
1 stop15h 42mJetBlue
Deal found 12/21$1,027
This Mytrip deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:40 amPIT - LGW
3 stops21h 10mMultiple Airlines
Thu 1/82:00 pmLGW - PIT
1 stop14h 07mMultiple Airlines
Deal found 12/22$1,250

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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$634
(Kiwi.com)

One-way from

$196
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$976

Good round-trip deal

$671 or less

Good one-way deal

$553 or less
Provider with most accurate pricing for Pittsburgh-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-London (LON) flights.
Search Deals
From Pittsburgh to London (LON)
Search Deals
One-way flight from Pittsburgh to London (LON)
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($226 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Pittsburgh to London (LON).
Search Deals
Price to beat on a one-way flight from Pittsburgh to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Pittsburgh to London that are best for you.

Fly from

Pittsburgh

Fly to

London

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 1/13

9:00 am-6:55 am

1 stop16h 55m

London Heathrow

Wed 2/25

12:20 pm-11:47 pm

1 stop16h 27m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 2/16

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Wed 2/25

9:20 am-9:43 pm

1 stop17h 23m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 1/15

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Thu 2/26

9:20 am-9:43 pm

1 stop17h 23m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 1/15

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Sun 2/8

12:20 pm-11:53 pm

1 stop16h 33m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 1/17

6:00 am-10:00 pm

1 stop11h 00m

London Heathrow

Wed 2/25

9:20 am-9:43 pm

1 stop17h 23m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 1/13

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Wed 2/11

9:20 am-10:49 pm

1 stop18h 29m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Fri 1/9

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Mon 1/12

12:20 pm-11:55 pm

1 stop16h 35m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 1/13

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Thu 2/12

12:20 pm-11:46 pm

1 stop16h 26m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 1/15

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Mon 2/9

9:20 am-9:00 pm

1 stop16h 40m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 3/11

6:00 am-9:40 pm

1 stop11h 40m

London Heathrow

Wed 3/25

12:20 pm-11:55 pm

1 stop15h 35m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 60 results
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Compare providers for flights from Pittsburgh to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to London in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Pittsburgh-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Pittsburgh-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to London. Price data was last updated on December 19, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Pittsburgh to London (average of $136). Flying from Pittsburgh to London in December is currently the most expensive (average of $655). 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 December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to London at noon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Pittsburgh to London?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pittsburgh to London flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Share of 1-stop round-trip flights from Pittsburgh to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Boston (BOS) – chosen by Cheapflights users on 67% of 1-stop itineraries from Pittsburgh to London on Cheapflights.

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

Average round-trip fare for 1-stop flights from Pittsburgh to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $527.

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

Shortest average travel time for 1-stop one-way flights from Pittsburgh to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 10h 27m.

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

Average layover duration for 1-stop one-way flights from Pittsburgh to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 5h 33m.

The best insider tips for Pittsburgh to London flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to London trip
Airports
PIT

Due to construction at PIT, arrive earlier to navigate potential changes and ensure a smooth departure.

Read more about PITBy John Walton
LHR

For quick access to central London, take the Heathrow Express to Paddington Station.

Read more about LHRBy Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
John Walton

John Walton

Expert on PIT

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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 December 23, 2025.
Read reviews from past customers who have flown American Airlines, JetBlue, and Icelandair from Pittsburgh to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,054 reviews
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
JetBlue
7.2
Good
2,898 reviews
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
Icelandair
7.0
Good
592 reviews
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
Iberia
7.0
Good
3,056 reviews
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
British Airways
6.7
Okay
7,605 reviews
American Airlines
7.2
Good
11,054 reviews

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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?

    Most people fly from Pittsburgh (PIT) if they book a flight from Pittsburgh to London. On average, Pittsburgh has 2 outbound flights to London per day from 10 airlines. Pittsburgh is conveniently located just 13.5 mi from Pittsburgh’s city center.

  • How long is the flight from Pittsburgh to London?

    For as low as $639, JetBlue can have you in London from Pittsburgh in 16h 55m. The distance from Pittsburgh to London is about 3708 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Pittsburgh to London round-trip?

    JetBlue, at $136, was found to be the cheapest airline from Pittsburgh to London.Alternate airlines to your destination round-trip include Delta and Icelandair. Users have found that JetBlue is 83% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Pittsburgh to London one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $131. Icelandair flights start at $161 while deals on British Airways start at $393 one-way.

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

    Most travelers choose Pittsburgh - London Heathrow, Pittsburgh - London Gatwick or Pittsburgh - London City when deciding on the best route from Pittsburgh to London.

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

    Before booking your flight to London from Pittsburgh, check out the most reliable airlines to get you to your destination on time: American Airlines (63%), Aer Lingus (63%), Finnair( 63%).

  • What are the cheapest flights from Pittsburgh to London?

    On average you can expect to pay $1,863 for a flight from Pittsburgh to London. The cheapest flight overall is $374 while the most popular route, (Pittsburgh - London Heathrow) is currently priced at $599.

  • 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 vacation 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, July is the cheapest month in which you can book a flight from Pittsburgh to London (average of $136). Flying from Pittsburgh to London in December is currently the most expensive (average of $655). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Hayes
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Folkestone
Eastbourne
Sutton

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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 10 airlines flying from Pittsburgh to London

Discover the top 10 airlines 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 2,558,603 searches. Data last updated December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$136Average$669FlexibilityNo cancel feeOn-time62%
DeltaCheapest$219Average$789FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$492Average$763FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$583Average$843FlexibilityNo cancel feeOn-time70%
IberiaCheapest$633Average$888FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$647Average$1,083FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$651Average$884FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$663Average$865FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$687Average$740FlexibilityNo cancel feeOn-time76%
FinnairCheapest$689Average$1,074FlexibilityNo cancel feeOn-time76%

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