Cheap Flights from Pittsburgh (PIT) to London (LHR)

View AU$454 flight on Sun, 27 Sept 2026Opens in a new window

Popular airlines from Pittsburgh International Airport (PIT) to Heathrow Airport (LHR)

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Cheap Flights from Pittsburgh (PIT) to London (LHR)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,232 Return, found 4 days ago
AU$1,232
Return
found 4 days ago
Select Finnair flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,232 found 4 days ago
British Airways
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,271 Return, found 4 days ago
AU$1,271
Return
found 4 days ago
Select British Airways flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,271 found 4 days ago
British Airways
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,338 Return, found 4 days ago
AU$1,338
Return
found 4 days ago
Select British Airways flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,338 found 4 days ago
Scandinavian Airlines
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,387 Return, found 4 days ago
AU$1,387
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,387 found 4 days ago
British Airways
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,400 Return, found 4 days ago
AU$1,400
Return
found 4 days ago
Select British Airways flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,400 found 4 days ago
Scandinavian Airlines
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,406 Return, found 4 days ago
AU$1,406
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,406 found 4 days ago
Scandinavian Airlines
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,429 Return, found 4 days ago
AU$1,429
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,429 found 4 days ago
Scandinavian Airlines
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,434 Return, found 4 days ago
AU$1,434
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,434 found 4 days ago
Icelandair
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,434 Return, found 4 days ago
AU$1,434
Return
found 4 days ago
Select Icelandair flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,434 found 4 days ago
American Airlines
Wed, 19 Aug - Wed, 26 Aug
PIT
Pittsburgh
LHR
London
AU$1,460 Return, found 4 days ago
AU$1,460
Return
found 4 days ago
Select American Airlines flight, departing Wed, 19 Aug from Pittsburgh to London, returning Wed, 26 Aug, priced at AU$1,460 found 4 days ago

Find the cheapest month to fly from Pittsburgh (PIT) to London (LHR)

September is typically the cheapest month to fly

From AU$970 - AU$1,371 per traveller.

Frequently asked questions

How much does a flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) cost?
One-way flights typically cost between $896 and $1,817 and return flights often range between $896 and $1,817. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
September is typically the cheapest month to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow), with average return fares of approximately 1723 AUD. This is about 20% lower than the average price throughout the year. September often sees lower prices as the peak summer travel season ends and demand begins to decrease. Other cheap months to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) include April and August.
Which airlines fly direct from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
Enter PIT to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) will differ from traveller to traveller. If you like to fly early, BA offers early morning flights. If price is the most important factor, BA typically offers the lowest fares. DL offers the most daily flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
Based on booking data from the past year, the cheapest months to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) (PIT) to London (LHR-Heathrow) (LHR) are typically September and August, with average return flights around 1723 AUD. February is a popular month for travel, meaning you'll find plenty of flight options, though it might not be the absolute cheapest time.
How many flights per day from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
There is approximately 1 nonstop flight per day from Pittsburgh Intl. (PIT) to London Heathrow (LHR). For even more choice, look at flights that include layovers, as there are around 86 connecting flights per day. Some common connection points include John F. Kennedy Intl. (JFK), Logan Intl. (BOS), and O'Hare Intl. (ORD).
What is the earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
The earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is seasonal, active only in December. An early departure like this can help you make the most of your time in London. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
You'll typically find the most flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) on a Wednesday, with around 77 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta Air Lines, and United Airlines. Wednesday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) are in the afternoon, from 3pm to 6pm. Around 30% of passengers reckon this time window's best. Heaps of major carriers, including American Airlines, United Airlines and Delta Air Lines, offer flights during this window. This timing works well because you can have a productive morning before your flight, and you'll arrive in London in the evening, ready to settle in.
How long does it take to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
A nonstop flight from PIT to LHR typically takes around 7 hours 20 minutes, covering approximately 3,711 miles. Connecting flights on this route usually add 3 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
Select the "Business class" and "First class" filters when looking for PIT to LHR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from Pittsburgh Intl. (PIT)?
From Pittsburgh Intl. (PIT), you can fly into Heathrow (LHR), London City (LCY), London Intl. (YXU) and Gatwick (LGW) in London. Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Philadelphia Intl. (PHL) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow)?
If you booked your Pittsburgh, PA (PIT-Pittsburgh Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Heathrow
Return price
AU$1,232
Distance
5937 km
Average flight time
7 hours 20 mins

Book with confidence

Your quick guide to flights from Pittsburgh to London

Pick up great flights from Pittsburgh to London

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Pittsburgh to London. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Pittsburgh to London that take around hours.

Find cheap flights from Pittsburgh to London

From the great flight deals with prices currently ranging from AU$1,232 to AU$1,460, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Pittsburgh to London around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to London is normally in August.

Reasons to book your flight from Pittsburgh to London with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Pittsburgh to London across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to London right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Pittsburgh to London

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