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$276+ Cheap flights from Pittsburgh (PIT) to Heathrow (LHR)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LHR
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Find cheap flights from Pittsburgh to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Pittsburgh to London Heathrow are usually found in October or February, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

Cheap flight deals from Pittsburgh to Heathrow

Cheapest flights from Pittsburgh to Heathrow
Explore the most affordable flight options available from Pittsburgh to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:17 pmPIT - LHR
1 stop16h 08mLufthansa
Sun 1/117:30 pmLHR - PIT
2 stops27h 29mLufthansa
Deal found 12/14$696
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:17 pmPIT - LHR
1 stop14h 53mAustrian Airlines
Sun 1/1112:05 pmLHR - PIT
1 stop11h 56mAustrian Airlines
Deal found 12/14$713
This Ovago deal was found by Cheapflights users on 12/14. 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.
Wed 12/319:15 pmPIT - LHR
Nonstop7h 25mBritish Airways
Sun 1/115:00 pmLHR - PIT
1 stop31h 09mBritish Airways
Deal found 12/14$751
This JetBlue deal was found by Cheapflights users on 12/14. 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 12/179:15 amPIT - LHR
1 stop16h 40mJetBlue
Tue 12/3012:20 pmLHR - PIT
1 stop16h 37mJetBlue
Deal found 12/14$765
This Air Canada deal was found by Cheapflights users on 12/14. 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
3 stops17h 25mAir Canada
Sun 1/111:25 pmLHR - PIT
2 stops32h 49mAir Canada
Deal found 12/14$817
This JetBlue deal was found by Cheapflights users on 12/14. 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 12/162:55 pmPIT - LHR
1 stop11h 00mJetBlue
Wed 12/2412:20 pmLHR - PIT
1 stop16h 37mJetBlue
Deal found 12/14$1,005
This Expedia deal was found by Cheapflights users on 12/13. 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.
Sat 12/132:55 pmPIT - LHR
1 stop11h 00mJetBlue
Wed 12/177:25 amLHR - PIT
1 stop21h 17mJetBlue
Deal found 12/13$1,010
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:55 pmPIT - LHR
2 stops45h 40mUnited Airlines
Tue 1/612:05 pmLHR - PIT
2 stops16h 33mUnited Airlines
Deal found 12/12$1,014
This JetBlue deal was found by Cheapflights users on 12/14. 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.
Fri 12/1911:15 amPIT - LHR
1 stop14h 40mJetBlue
Mon 12/299:20 amLHR - PIT
1 stop15h 42mJetBlue
Deal found 12/14$1,017
This FlightHub deal was found by Cheapflights users on 12/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:55 pmPIT - LHR
2 stops45h 40mAir Canada
Tue 1/61:00 pmLHR - PIT
1 stop33h 14mAir Canada
Deal found 12/12$1,038
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:55 pmPIT - LHR
2 stops21h 40mMultiple Airlines
Wed 1/78:05 pmLHR - PIT
2 stops29h 36mMultiple Airlines
Deal found 12/15$1,057

Find flight deals from Pittsburgh to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Heathrow (LHR). 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 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$634
(Expedia)

One-way from

$276
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,235

Good round-trip deal

$676 or less

Good one-way deal

$468 or less
Provider with most accurate pricing for Pittsburgh-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-London Heathrow flights.
Search Deals
From Pittsburgh to London Heathrow
Search Deals
One-way flight from Pittsburgh to London Heathrow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($205 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 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 Heathrow.
Search Deals
Price to beat on a one-way flight from Pittsburgh to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Heathrow 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 15, 2025.
Use the filters below to find and compare flights from Pittsburgh to London Heathrow Airport that are best for you.

Fly from

Pittsburgh

Fly to

Heathrow

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 1/21

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Sat 1/31

9:20 am-8:00 pm

1 stop15h 40m

$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

Fri 1/30

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Sun 2/1

9:20 am-8:00 pm

1 stop15h 40m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 1/12

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Fri 1/23

12:20 pm-11:55 pm

1 stop16h 35m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 2/18

6:00 am-9:30 am

1 stop22h 30m

London Heathrow

Sun 2/22

7:45 am-11:46 pm

1 stop21h 01m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 1/31

6:00 am-10:00 pm

1 stop11h 00m

London Heathrow

Mon 2/2

9:20 am-8:00 pm

1 stop15h 40m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 3/11

6:00 am-9:40 pm

1 stop11h 40m

London Heathrow

Wed 3/25

9:20 am-5:45 pm

1 stop12h 25m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 2/16

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Mon 2/23

12:20 pm-11:46 pm

1 stop16h 26m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 1/22

6:00 am-9:40 pm

1 stop10h 40m

London Heathrow

Mon 1/26

9:20 am-8:00 pm

1 stop15h 40m

$639

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 1/12

5:50 pm-5:30 pm

3 stops42h 40m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 20 results
1
2

Compare providers for flights from Pittsburgh to Heathrow

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 Heathrow 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
OvagoPrice Accuracy2 starsTrust Score*2 stars
GurufarePrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
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 Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Pittsburgh-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Pittsburgh-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-London Heathrow Airport flights, Cheapflights users trust Gurufare the most. Gurufare 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Heathrow. Price data was last updated on December 12, 2025.

Booking 22 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to London Heathrow Airport. 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 Heathrow Airport?

Currently, September is the cheapest month in which you can book a flight from Pittsburgh to London Heathrow Airport (average of $533). Flying from Pittsburgh to London Heathrow Airport in June is currently the most expensive (average of $957). 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 LHR?

Find hourly flight availability from Pittsburgh to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight at noon.

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

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

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

The best insider tips for Pittsburgh to London Heathrow Airport 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 Heathrow Airport trip
Airports
PIT

Arrive 3 hours early for morning flights due to busy security lines. Check the airport's live security time tracker for updates.

Read more about PITBy John Walton
LHR

Take the Heathrow Express for the fastest route to central London, arriving at Paddington Station. It's quicker than a taxi or rideshare.

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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with American Airlines, JetBlue, and Icelandair from Pittsburgh to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
11,049 reviews
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
2,895 reviews
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
590 reviews
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
3,052 reviews
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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
7,578 reviews
American Airlines
7.2
Good
11,049 reviews

Food

6.5

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

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 Heathrow. 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 Heathrow?

    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 Heathrow. 9 airlines have flights from Pittsburgh to London Heathrow on a regular basis. Booking flights from Pittsburgh to London Heathrow should not be difficult; the airport handles an average of 2 outbound flights to London Heathrow per day.

  • How long is the flight from Pittsburgh to London Heathrow Airport?

    There are many flights that can get you from Pittsburgh to London Heathrow Airport in 10h 40m. Fly via JetBlue to get the fastest option. The distance between Pittsburgh and London Heathrow Airport is about 3708 mi.

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

    Currently priced at $219, Delta will fly you from Pittsburgh to London Heathrow Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and Icelandair - these airlines can fly you to your destination from $295 and $492, respectively. Delta is priced at 74% lower than the current average price of a flight leaving 3 months from now.

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

    $131 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Icelandair and British Airways, with prices starting from $161 and $393, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Pittsburgh to London Heathrow Airport consider choosing American Airlines (75%), Aer Lingus (75%) or Finnair (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Pittsburgh to London Heathrow Airport?

    While on average a flight from Pittsburgh to London Heathrow Airport is generally $1,865, our data shows the cheapest flight currently is $337. When looking at the most popular route, (Pittsburgh - London Heathrow), you can expect to pay $599 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh to Heathrow 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 Heathrow Airport?

    Currently, September is the cheapest month in which you can book a flight from Pittsburgh to London Heathrow Airport (average of $533). Flying from Pittsburgh to London Heathrow Airport in June is currently the most expensive (average of $957). 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 Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pittsburgh to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
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Philadelphia to Gatwick flights
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Pittsburgh to London City flights
Philadelphia to Luton flights
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Elmira to London City flights

Top 9 airlines flying from Pittsburgh to Heathrow

Discover the top 9 airlines that operate flights from Pittsburgh to Heathrow. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$219Average$789FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$295Average$690FlexibilityNo cancel feeOn-time62%
IcelandairCheapest$492Average$749FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$587Average$842FlexibilityNo cancel feeOn-time70%
IberiaCheapest$633Average$881FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$647Average$1,083FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$651Average$878FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$663Average$865FlexibilityNo cancel feeOn-time69%
FinnairCheapest$689Average$1,074FlexibilityNo cancel feeOn-time76%

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