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Cheap flights from Pittsburgh to London Heathrow Airport from £227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to London Heathrow Airport departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Pittsburgh to London.
Icelandair Logo
20:30 - 20:20PIT-LHR
18h 50m1 stop
Icelandair Logo
13:05 - 19:20LHR-PIT
11h 15m1 stop
£439Icelandair
Find Deal
Fri, 12 Sep - Fri, 19 Sep
JetBlue Logo
17:50 - 09:30PIT-LHR
10h 40m1 stop
JetBlue Logo
08:15 - 16:55LHR-PIT
13h 40m1 stop
£451JetBlue
Find Deal
Tue, 7 Oct - Wed, 22 Oct
Icelandair Logo
20:30 - 20:20PIT-LHR
18h 50m1 stop
Icelandair Logo
21:25 - 19:20LHR-PIT
26h 55m1 stop
£455Icelandair
Find Deal
Sun, 14 Sep - Mon, 6 Oct
 Logo
16:20 - 21:00PIT-LHR
23h 40m2 stops
 Logo
09:30 - 14:35LHR-PIT
10h 05m1 stop
Sat, 2 Aug - Sun, 14 Sep
 Logo
05:54 - 05:50PIT-LHR
18h 56m1 stop
 Logo
08:20 - 11:36LHR-PIT
32h 16m1 stop
Mon, 12 May - Tue, 20 May
Lufthansa Logo
16:20 - 21:00PIT-LHR
23h 40m2 stops
Lufthansa Logo
08:30 - 18:48LHR-PIT
15h 18m2 stops
£513Lufthansa
Find Deal
Sat, 2 Aug - Sun, 14 Sep
Brussels Airlines Logo
07:15 - 05:55PIT-LHR
17h 40m1 stop
Brussels Airlines Logo
06:00 - 16:53LHR-PIT
15h 53m2 stops
£515Brussels Airlines
Find Deal
Mon, 12 May - Tue, 20 May
British Airways Logo
18:16 - 09:05PIT-LHR
9h 49m1 stop
British Airways Logo
16:40 - 19:45LHR-PIT
8h 05mdirect
£516British Airways
Find Deal
Tue, 12 Aug - Wed, 20 Aug
British Airways Logo
18:16 - 09:05PIT-LHR
9h 49m1 stop
British Airways Logo
08:20 - 15:36LHR-PIT
12h 16m1 stop
£523British Airways
Find Deal
Wed, 27 Aug - Wed, 3 Sep
Lufthansa Logo
16:20 - 11:50PIT-LHR
14h 30m1 stop
Lufthansa Logo
07:25 - 23:35LHR-PIT
21h 10m2 stops
£535Lufthansa
Find Deal
Tue, 7 Oct - Wed, 22 Oct

British Airways flights from Pittsburgh to London Heathrow Airport

Our best British Airways deals on Pittsburgh to London Heathrow Airport flight tickets
British Airways
12 Aug
PIT18:16Pittsburgh
9h 49m
1 stop
LHR09:05London Heathrow
20 Aug
LHR16:40London Heathrow
8h 05m
PIT19:45Pittsburgh
British Airways
27 Aug
PIT18:16Pittsburgh
9h 49m
1 stop
LHR09:05London Heathrow
3 Sept
LHR08:20London Heathrow
12h 16m
1 stop
PIT15:36Pittsburgh
British Airways
7 May
PIT16:19Pittsburgh
10h 36m
1 stop
LHR07:55London Heathrow
16 May
LHR10:05London Heathrow
10h 34m
1 stop
PIT15:39Pittsburgh

Icelandair flights from Pittsburgh to London Heathrow Airport

Our best Icelandair deals on Pittsburgh to London Heathrow Airport flight tickets
Icelandair
12 Sept
PIT20:30Pittsburgh
18h 50m
1 stop
LHR20:20London Heathrow
19 Sept
LHR13:05London Heathrow
11h 15m
1 stop
PIT19:20Pittsburgh
Icelandair
14 Sept
PIT20:30Pittsburgh
18h 50m
1 stop
LHR20:20London Heathrow
6 Oct
LHR21:25London Heathrow
26h 55m
1 stop
PIT19:20Pittsburgh
Icelandair
9 Oct
PIT20:30Pittsburgh
18h 50m
1 stop
LHR20:20London Heathrow
18 Oct
LHR21:25London Heathrow
26h 55m
1 stop
PIT19:20Pittsburgh

See travel insights to London from

How to get the cheapest flight ticket from Pittsburgh to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Pittsburgh and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Pittsburgh to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £523. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Pittsburgh averaging around £529.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Pittsburgh is on a Sunday. momondo users have found tickets for Sunday departures for as low as £545. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £788.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Pittsburgh to London Heathrow Airport at midday for as low as £0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £641 on average. Flights to London Heathrow Airport from Pittsburgh in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Pittsburgh to London Heathrow flight route?

Fly from Pittsburgh to London Heathrow for the best Pittsburgh - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Pittsburgh when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £641 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Pittsburgh for as low as £538 on momondo.

What cabin class options are available on Pittsburgh to London Heathrow flights?

There are 3 cabin classes available to choose from on Pittsburgh to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Pittsburgh to London Heathrow Airport flight prices changed over time?

As of April 2025, prices for Pittsburgh to London Heathrow Airport flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from Pittsburgh to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Pittsburgh to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Pittsburgh to London Heathrow Airport (PIT to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to London Heathrow Airport

Best price found

£227

Fastest flight time

7h 20m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Pittsburgh in the past 72 hours is £227. The best return flight deal from Pittsburgh to London Heathrow Airport found on momondo in the last 72 hours is £439.
The fastest flight from Pittsburgh to London Heathrow Airport takes 7h 20m
Direct flights go from Pittsburgh to London Heathrow Airport every day.

  • How far is Pittsburgh to London Heathrow by plane?

    A flight from Pittsburgh to London Heathrow will travel around 3700.3 mi. In terms of flight time, this usually takes a little over 7h 20m.

  • When did momondo last update prices for flights from Pittsburgh Airport to London Heathrow Airport?

    Prices for flights from Pittsburgh Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Pittsburgh Airport to London Heathrow Airport?

  • How old do you have to be to fly from Pittsburgh Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Pittsburgh to London Heathrow Airport?

  • What is the most popular airline from Pittsburgh to London Heathrow Airport?


Best airlines flying from Pittsburgh to London Heathrow Airport

Compare and see reviews for airlines that fly from Pittsburgh to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £479Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
  • British Airways Flights From Pittsburgh to London Heathrow Airport

    The lowest priced British Airways flight from Pittsburgh to London Heathrow Airport from the last 72 hours was £634. Generally, British Airways has 6 flights on this route every week with an average price of £764. British Airways is rated 6.6/10 by our users.


Travelling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pittsburgh to London for you.

Can I find flights from Pittsburgh to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Pittsburgh which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Pittsburgh to London?

momondo helps you find the best flight between Pittsburgh and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Pittsburgh to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Pittsburgh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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