Cheap Flights from Pittsburgh to London

Compare Pittsburgh International to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

Flight deals from Pittsburgh International to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Pittsburgh International to London Heathrow? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Pittsburgh International to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to London Heathrow flights are currently cheapest in December.

Direct flights from Pittsburgh International to London Heathrow

Pittsburgh International to London Heathrow: Alternative routes

Compare routes from Pittsburgh International to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Pittsburgh to London: Flight information

The things to know before you go.
Cheapest flight found$966
Cheapest month to flyDecember
Average flight time7 hrs, 25 mins
Most popular airlineAer Lingus
Average flights per week40

Finding cheap flights from Pittsburgh International to London Heathrow: Frequently asked questions

The best price we found for a return flight from Pittsburgh International to London Heathrow is $966. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
7 hours and 25 minutes is the average flight time from Pittsburgh International to London Heathrow.
Aer Lingus, American Airlines and Finnair fly direct from Pittsburgh International to London Heathrow.
As of October 2024, there are 40 flights per week flying from Pittsburgh International to London Heathrow.
The cheapest month to fly from Pittsburgh International to London Heathrow is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to London Heathrow Airport on Tuesday, 3 December 2024.
Yes – the average flight time is 7 hours and 25 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines and Finnair offer the cheapest flight tickets to London Heathrow.

Travelling from Pittsburgh International Airport (PIT) to London Heathrow Airport (LHR): what you need to know

  • A direct flight from Pittsburgh International Airport to London Heathrow Airport takes an average of 7 hours 17 minutes. The timezone in London is UTC+0, making it 4 hours ahead of Pittsburgh.

  • Choose from 7 weekly flights from Pittsburgh International Airport to London Heathrow Airport. The 16:45 departure with British Airways is the earliest flight you can take from PIT to LHR. British Airways operates the latest service of the day at 23:00.

  • Travelling during a popular month such as July? Major public holidays and other popular seasons can lead to longer queues and delays at security. Be extra cautious and get there up to four hours ahead of an international flight and two hours before a domestic departure.

  • British Airways has direct flights from Pittsburgh International Airport to London Heathrow Airport. Book with this popular airline, and get ready to see the sights in London — and maybe even more of United Kingdom if your schedule allows.

  • If you want to break up your flight from Pittsburgh International Airport to London Heathrow Airport, consider adding a stopover. Just deselect 'Direct flights only' and find a destination that appeals to you. The top stopovers on the PIT - LHR route are:

    • Logan International Airport

    • John F. Kennedy International Airport

    • Washington Dulles International Airport

How to find the cheapest flights from Pittsburgh International Airport (PIT) to London Heathrow Airport (LHR)

  • The best price we've found for a one-way ticket from Pittsburgh International Airport to London Heathrow Airport is $388. The cheapest price for a return flight is $966. Keep in mind that fares may change due to demand at the time of booking.

  • Get cheap flight tickets from PIT to LHR by booking 10 months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • The cheapest month for tickets from Pittsburgh International Airport to London Heathrow Airport is June. Use the 'Whole month' tool to find the lowest airfares if you have a flexible schedule.

  • Snapping up a cheap ticket from PIT to LHR is straightforward with Price Alerts. Simply create one of these automatic alerts and we'll let you know when the price has fallen.

  • Take advantage of filters to find the right trip for you. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Pittsburgh International Airport to London Heathrow Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and journey duration.

Handy information about Pittsburgh International Airport (PIT)

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • From London Heathrow Airport, London is approximately 31 kilometres away. It takes around 57 minutes to reach the centre driving.

  • It takes around 1 hour and 1 minute if you're travelling by public transport.

When to fly to London Heathrow Airport (LHR)

  • July is the busiest month for flights from Pittsburgh International Airport to London Heathrow Airport. To steer clear of the crowds, travel to London in February.

  • The warmest month in London is July, with the temperature ranging between 11ºC and 26ºC. Lock in your flights from Pittsburgh International Airport to London Heathrow Airport in this month if this is the type of weather you enjoy.

  • January has average temperatures of between 0ºC and 9ºC. Search for cheap flight tickets from PIT to LHR sometime around then if you want to travel in cooler conditions.

More about London

Complete your London trip with hotels and a car rental

  • You've booked your cheap ticket to London Heathrow Airport — now it's time to find a great place to stay, and perhaps even a set of wheels. We've compared prices across hundreds of companies to bring you the best hotels and car rental deals in London.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.