Cheap Flights from Pittsburgh International to London

Compare Pittsburgh International to London flight deals

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

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Flight deals from Pittsburgh International to London

Looking for a cheap last-minute deal or the best return flight from Pittsburgh International Airport to London? If you want to travel next month, return fares start from R 9,505. Find the lowest prices on one-way and return tickets right here.

London.R 3,504 per passenger.Departing Mon, 27 Jul.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Pittsburgh International on Mon, 27 Jul, arriving in London Gatwick.Price includes taxes and charges.From R 3,504, select.

London.R 4,009 per passenger.Departing Mon, 10 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Mon, 10 Aug, arriving in London Gatwick.Price includes taxes and charges.From R 4,009, select.

London.R 4,159 per passenger.Departing Sun, 18 Oct.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Pittsburgh International on Sun, 18 Oct, arriving in London Stansted.Price includes taxes and charges.From R 4,159, select.

London.R 4,282 per passenger.Departing Sun, 13 Sep.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Pittsburgh International on Sun, 13 Sep, arriving in London Stansted.Price includes taxes and charges.From R 4,282, select.

London.R 4,681 per passenger.Departing Mon, 23 Nov.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Pittsburgh International on Mon, 23 Nov, arriving in London Gatwick.Price includes taxes and charges.From R 4,681, select.

London.R 5,264 per passenger.Departing Tue, 4 May.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Tue, 4 May, arriving in London Heathrow.Price includes taxes and charges.From R 5,264, select.

London.R 5,264 per passenger.Departing Sun, 11 Oct.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Sun, 11 Oct, arriving in London Heathrow.Price includes taxes and charges.From R 5,264, select.

London.R 5,264 per passenger.Departing Wed, 3 Mar.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Wed, 3 Mar, arriving in London Heathrow.Price includes taxes and charges.From R 5,264, select.

London.R 5,264 per passenger.Departing Wed, 14 Apr.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Wed, 14 Apr, arriving in London Heathrow.Price includes taxes and charges.From R 5,264, select.

London.R 5,265 per passenger.Departing Mon, 7 Dec.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Mon, 7 Dec, arriving in London Heathrow.Price includes taxes and charges.From R 5,265, select.

London.R 5,267 per passenger.Departing Wed, 13 Jan.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Wed, 13 Jan, arriving in London Heathrow.Price includes taxes and charges.From R 5,267, select.

London.R 5,267 per passenger.Departing Wed, 4 Nov.One-way flight with British Airways.Outbound direct flight with British Airways departs from Pittsburgh International on Wed, 4 Nov, arriving in London Heathrow.Price includes taxes and charges.From R 5,267, select.

London.R 5,283 per passenger.Departing Tue, 29 Sep.One-way flight with Iberia.Outbound direct flight with Iberia departs from Pittsburgh International on Tue, 29 Sep, arriving in London Heathrow.Price includes taxes and charges.From R 5,283, select.

London.R 5,385 per passenger.Departing Sat, 13 Feb.One-way flight with Air France.Outbound indirect flight with Air France, departs from Pittsburgh International on Sat, 13 Feb, arriving in London Heathrow.Price includes taxes and charges.From R 5,385, select.

London.R 6,100 per passenger.Departing Sat, 13 Feb.One-way flight with Iberia.Outbound direct flight with Iberia departs from Pittsburgh International on Sat, 13 Feb, arriving in London Heathrow.Price includes taxes and charges.From R 6,100, select.

London.R 8,433 per passenger.Departing Tue, 8 Jun.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Pittsburgh International on Tue, 8 Jun, arriving in London Heathrow.Price includes taxes and charges.From R 8,433, select.

Find the cheapest month to fly from Pittsburgh International to London

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

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Direct flights from Pittsburgh International to London

Alternative Pittsburgh International to London routes

Looking for the cheapest, fastest or easiest route from Pittsburgh International to London? You could fly into the following airports instead.

Pittsburgh to London: Flight information

The things to know before you go.

Cheapest flight found	R 3,504
Cheapest month to fly	July
Average flight time	7 hrs, 22 mins
Most popular airline	Aer Lingus
Average flights per week	46

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

How many airports are there in London?

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.

How much are return flights from Pittsburgh International to London?

The best price we found for a return flight from Pittsburgh International to London is R 8,748. 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.

How long does it take to fly from Pittsburgh International to London?

7 hours and 22 minutes is the average flight time from Pittsburgh International to London.

Which airlines fly direct from Pittsburgh International to London?

Aer Lingus, Finnair and American Airlines fly direct from Pittsburgh International to London.

How many flights are there a week from Pittsburgh International to London?

As of July 2026, there are 46 flights per week flying from Pittsburgh International to London.

When is the cheapest time to fly from Pittsburgh International to London?

The cheapest month to fly from Pittsburgh International to London is usually October.

Which is the cheapest airport to fly into in London?

If you're flying from Pittsburgh International Airport, the cheapest airport near London is London Stansted – which is 48.7 km away from the centre of London. We've found flights into this airport from R 8,748.

Which upcoming date is cheapest to fly from Pittsburgh International Airport to London on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to London on Friday, 9 October 2026.

Can I get a direct flight from Pittsburgh International Airport to London?

Yes – the average flight time is 7 hours and 22 minutes.

How can I get the best flight deal from Pittsburgh International Airport to London?

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 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.

When is the best time to book flights to London?

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.

What’s the weather like in London?

In July, the average temperature is usually around 17°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.

Which is the cheapest airline to fly from Pittsburgh International Airport to London with?

Currently, Icelandair and Finnair offer the cheapest flight tickets to London.

Flying from Pittsburgh International Airport (PIT) to London: what you need to know

Around 8 hours 15 minutes is how long you can expect to be travelling on a direct flight from Pittsburgh International Airport to London.
The timezone in London is UTC+0. The city is five hours ahead of Pittsburgh, where Pittsburgh International Airport is located.
Pittsburgh International Airport (PIT) to London Heathrow Airport (LHR) is the most traveled route, with six flights a week to choose from. You can fly from PIT to LHR at 21:25 with British Airways.
For a relaxed start to your PIT to London flight, leave enough time for things like baggage drop and finding your gate. Arriving two hours before international departures and an hour before domestic flights is the general rule.
Flying during a peak month such as July? Public holidays and other high seasons can mean longer queues and delays at security. Be extra cautious and get there up to four hours before international flights and two hours before domestic departures.
Start your journey at PIT and fly nonstop to London Heathrow Airport (LHR). That will be your arrival point when searching for Pittsburgh International Airport to London tickets.
British Airways is a leading airline that offers direct flights from Pittsburgh International Airport to London.
Stopovers are the perfect opportunity to break up your trip and perhaps even visit a new city. When searching for plane tickets from PIT to London, uncheck the 'Direct flights only' box to see where you can visit along the way. Top options include:
- New York John F. Kennedy International Airport (JFK)
- Boston Logan International Airport (BOS)
- Toronto Pearson International Airport (YYZ)
Located around 21 kilometres from the centre of Pittsburgh, PIT can be reached in about 30 minutes by car. Travelling on public transport takes roughly 45 minutes.
Planning to catch an early flight from Pittsburgh International Airport to London? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to PIT:
77% of flights departing from Pittsburgh International Airport make it to their destination on time.
You'll find PIT at 1000 Airport Boulevard.

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

R 3,504 is the cheapest price we've found for a one-way Pittsburgh International Airport to London flight. A round-trip plane ticket right now is R 8,748. Depending on when and how early you book, these fares may change.
Score cheap flights from PIT to London by booking one month ahead. Based on our research, that's the sweet spot for finding a bargain.
The best month for finding cheap Pittsburgh International Airport to London tickets is June. Use the 'Whole month' tool to compare all available prices, then choose the dates offering the lowest fares.
There's no need to check back in every day to see if fares have dropped when you create a Price Alert. We'll notify you when there's an even bigger deal on cheap flights from PIT to London.
Tailor your trip with filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Pittsburgh International Airport to London.

Airports in London

London Heathrow Airport (LHR)

London Heathrow Airport (LHR) is around 24 kilometres from central London. If you're getting a taxi or a ride-share, the drive will take roughly 45 minutes.
It takes around 25 minutes if you're travelling on public transport.
If you're coming in on a late flight from Pittsburgh International Airport to London, nothing beats the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and resting soon after at one of these accommodation options near LHR:
Reserving your ride from London Heathrow Airport about one week in advance of your flight from PIT to London can help you secure the lowest rate.

London Gatwick Airport (LGW)

After your flight from Pittsburgh International Airport to London has landed, you can get to the city centre in about 1 hour 5 minutes by car. Central London is roughly 48 kilometres from London Gatwick Airport (LGW).
Public transport will get you there in around 1 hour 20 minutes.
Following your PIT to London flight, kick back at a hotel close to LGW. These are some great accommodation options that'll help you sink into relaxation mode:
Get the lowest price by booking your ride from LGW three weeks ahead of time. You can also expect to have a wider selection of vehicles.

London Stansted Airport (STN)

Make tracks for the city centre after your flight from Pittsburgh International Airport to London has arrived. Central London is around 56 kilometres from London Stansted Airport (STN) and takes roughly 1 hour 5 minutes to reach by car.
Public transport can take you there in roughly 45 minutes.
Enjoy a more leisurely start to your trip by staying at a hotel near STN after your PIT to London flight. Recover from a day of travel or simply take a moment to get your bearings in a new destination at:
Plan ahead and get the perks. Book your vehicle from STN four weeks before your flight from Pittsburgh International Airport to London for the most affordable rates.

Best time to go to London

July is the most popular month for flights from Pittsburgh International Airport to London. To skip the crowds, head to London in January.
The warmest month in London is July, with temperatures ranging between 11ºC (52ºF) and 26ºC (79ºF). Book your Pittsburgh International Airport to London plane ticket then if that's your definition of good weather.
January has average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Look for a cheap ticket from PIT to London around that time if you like cooler conditions.

More about London

After booking your flight from Pittsburgh International Airport to London, choose a hotel that puts you right where the action is. Make one of these options your base for exploring London:
Westminster Abbey and The British Museum are just two of the major attractions to put on your London must-do list. Continue your sightseeing adventures at Big Ben.

Explore more of the United Kingdom

You've visited London, now it's time to discover other corners of the United Kingdom. Journey around 257 kilometres northwest to Manchester to tick off its popular sights. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, you'll have a full itinerary ahead.
If you're looking to explore another major stop in the United Kingdom, head for Birmingham, about 161 kilometres northwest of London. Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience are among the biggest draws.