HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$219+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LHR
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Pittsburgh to London Heathrow are usually found in October or January, booked 54 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap 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 julio 2, 2025.

Round-trip from

$641
(Gotogate)

One-way from

$219
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$1,093

Good round-trip deal

$694 or less

Good one-way deal

$511 or less
From Pittsburgh to London Heathrow
Search Deals
One-way flight from Pittsburgh to London Heathrow
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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

Find 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 julio 2, 2025.

This Gotogate deal was found by Cheapflights users on 6/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/273:25 pmPIT - LHR
2 stops24h 35mMultiple Airlines
lun. 10/68:05 pmLHR - PIT
2 stops24h 29mMultiple Airlines
Deal found 6/30$641
This JetBlue deal was found by Cheapflights users on 7/2. 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.
lun. 11/1010:00 amPIT - LHR
1 stop14h 55mJetBlue
mié. 11/198:25 amLHR - PIT
1 stop18h 21mJetBlue
Deal found 7/2$644
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/173:15 pmPIT - LHR
1 stop13h 45mAir Canada
mar. 8/269:30 amLHR - PIT
1 stop10h 05mAir Canada
Deal found 7/1$645
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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.
mié. 10/89:40 pmPIT - LHR
Nonstop7h 25mBritish Airways
mar. 10/214:40 pmLHR - PIT
Nonstop8h 05mBritish Airways
Deal found 6/30$647
This Icelandair deal was found by Cheapflights users on 6/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/298:30 pmPIT - LHR
1 stop10h 25mIcelandair
vie. 9/121:05 pmLHR - PIT
1 stop11h 15mIcelandair
Deal found 6/30$655
This United Airlines deal was found by Cheapflights users on 7/2. 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.
mar. 12/28:10 pmPIT - LHR
1 stop9h 40mUnited Airlines
mar. 12/91:25 pmLHR - PIT
2 stops26h 38mUnited Airlines
Deal found 7/2$665
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/174:20 pmPIT - LHR
1 stop10h 45mAmerican Airlines
mar. 8/264:40 pmLHR - PIT
Nonstop8h 05mAmerican Airlines
Deal found 7/1$676
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/87:20 amPIT - LHR
2 stops21h 15mScandinavian Airlines
mié. 10/157:05 amLHR - PIT
2 stops19h 49mScandinavian Airlines
Deal found 7/1$679
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/111:00 pmPIT - LHR
1 stop14h 55mDelta
mié. 8/206:15 amLHR - PIT
2 stops16h 45mDelta
Deal found 6/30$680

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 julio 2, 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

sáb. 9/27

3:25 pm-9:00 pm

2 stops24h 35m

London Heathrow

lun. 10/6

8:05 pm-3:34 pm

2 stops24h 29m

$641

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

lun. 11/10

10:00 am-5:55 am

1 stop14h 55m

London Heathrow

mié. 11/19

8:25 am-9:46 pm

1 stop18h 21m

$644

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

dom. 8/17

3:15 pm-10:00 am

1 stop13h 45m

London Heathrow

mar. 8/26

9:30 am-2:35 pm

1 stop10h 05m

$645

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

mié. 10/8

9:40 pm-10:05 am

Nonstop7h 25m

London Heathrow

mar. 10/21

4:40 pm-7:45 pm

Nonstop8h 05m

$647

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

vie. 8/29

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

vie. 9/12

1:05 pm-7:20 pm

1 stop11h 15m

$655

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

mar. 12/2

8:10 pm-10:50 am

1 stop9h 40m

London Heathrow

mar. 12/9

1:25 pm-11:03 am

2 stops26h 38m

$665

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

dom. 8/17

4:20 pm-8:05 am

1 stop10h 45m

London Heathrow

mar. 8/26

4:40 pm-7:45 pm

Nonstop8h 05m

$676

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

mié. 10/8

7:20 am-9:35 am

2 stops21h 15m

London Heathrow

mié. 10/15

7:05 am-9:54 pm

2 stops19h 49m

$679

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

lun. 8/11

1:00 pm-8:55 am

1 stop14h 55m

London Heathrow

mié. 8/20

6:15 am-6:00 pm

2 stops16h 45m

$680

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

vie. 9/19

8:30 pm-11:55 am

1 stop10h 25m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 12 results
1
2

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 June 27, 2025.

Booking 54 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, November is the cheapest month in which you can book a flight from Pittsburgh to London Heathrow Airport (average of $661). Flying from Pittsburgh to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 julio 2, 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 12% 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 Monday mornings 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.

Weekly flight availability from Pittsburgh to London Heathrow Airport

Explore weekly flight availability from Pittsburgh to Heathrow. 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 julio 2, 2025.

The most flights from PIT to LHR are scheduled on a Wednesday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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 julio 2, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue 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.
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,918 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,415 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 3 outbound flights to London Heathrow per day.

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

    Currently priced at $644, JetBlue will fly you from Pittsburgh to London Heathrow Airport and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and British Airways - these airlines can fly you to your destination from $645 and $647, respectively. JetBlue is priced at 24% 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?

    $219 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on JetBlue and British Airways, with prices starting from $328 and $430, 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 (68%), Aer Lingus (68%) or Finnair (68%) 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 $1,838, our data shows the cheapest flight currently is $442. When looking at the most popular route, (Pittsburgh - London Heathrow), you can expect to pay $500 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, November is the cheapest month in which you can book a flight from Pittsburgh to London Heathrow Airport (average of $661). Flying from Pittsburgh to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Aylesbury
Chelmsford
Brentwood
Chichester
Swindon

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.

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
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Stansted flights
Newark to London City flights
John F Kennedy Intl to Luton flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
Reagan-National to Gatwick flights
Philadelphia to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
Dulles Intl to Stansted flights
Dulles Intl to Luton flights
LaGuardia to London City flights
Philadelphia to Gatwick flights
Reagan-National to London City flights
Philadelphia to London City flights
LaGuardia to Stansted flights
Pittsburgh to Gatwick flights
Philadelphia to Stansted flights
Philadelphia to Luton flights
LaGuardia to Luton flights
Pittsburgh to London City flights
Reagan-National to Stansted flights
Pittsburgh to Luton flights
Pittsburgh to Stansted flights
State College to Heathrow flights
Harrisburg to Heathrow flights
John F Kennedy Intl to Southend flights
Allentown to Heathrow flights
Reagan-National to Luton flights
Scranton to Heathrow flights
Elmira to Heathrow flights
Newark to Southend flights
Harrisburg to London City flights
Dulles Intl to Southend flights
Scranton to London City flights
Allentown to Gatwick flights
Harrisburg to Gatwick flights
Williamsport to Heathrow 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 julio 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$484Average$681FlexibilityNo cancel feeOn-time76%
DeltaCheapest$533Average$823FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$563Average$774FlexibilityNo cancel feeOn-time62%
FinnairCheapest$604Average$855FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$608Average$800FlexibilityNo cancel feeOn-time67%
IberiaCheapest$612Average$783FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$637Average$812FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$637Average$815FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$661Average$954FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.