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Cheap flights from Pittsburgh to London from £215

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pittsburgh to London

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
19:20 - 08:30PIT  Pittsburgh-LHR London Heathrow
32h 10m1 stop Toronto Pearson Intl
Air Canada Logo
06:00 - 18:36LHR  London Heathrow-PIT Pittsburgh
17h 36m2 stops Zurich Toronto Pearson Intl
£558Air Canada
Sat, 16 Jan - Tue, 19 Jan
Air Canada Logo
19:20 - 07:10PIT  Pittsburgh-LHR London Heathrow
30h 50m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
06:00 - 18:36LHR  London Heathrow-PIT Pittsburgh
17h 36m2 stops Zurich Toronto Pearson Intl
£561Air Canada
Sat, 16 Jan - Tue, 19 Jan
United Airlines Logo
06:20 - 10:50PIT  Pittsburgh-LHR London Heathrow
24h 30m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
06:50 - 23:19LHR  London Heathrow-PIT Pittsburgh
20h 29m2 stops Brussels Bruxelles-National Newark
£562United Airlines
Mon, 22 Mar - Wed, 24 Mar
United Airlines Logo
14:16 - 10:50PIT  Pittsburgh-LHR London Heathrow
16h 34m2 stops Newark Washington, D.C. Reagan-National
United Airlines Logo
06:50 - 23:19LHR  London Heathrow-PIT Pittsburgh
20h 29m2 stops Brussels Bruxelles-National Newark
£562United Airlines
Mon, 22 Mar - Wed, 24 Mar
United Airlines Logo
10:45 - 09:10PIT  Pittsburgh-LHR London Heathrow
18h 25m1 stop Newark
United Airlines Logo
07:30 - 23:19LHR  London Heathrow-PIT Pittsburgh
19h 49m2 stops Frankfurt am Main Newark
£567United Airlines
Sun, 21 Mar - Tue, 23 Mar
United Airlines Logo
07:30 - 21:20PIT  Pittsburgh-LHR London Heathrow
9h 50m1 stop Newark
United Airlines Logo
09:30 - 23:19LHR  London Heathrow-PIT Pittsburgh
17h 49m2 stops Frankfurt am Main Newark
£567United Airlines
Mon, 22 Mar - Tue, 23 Mar
United Airlines Logo
06:00 - 21:20PIT  Pittsburgh-LHR London Heathrow
11h 20m1 stop Newark
United Airlines Logo
09:30 - 23:19LHR  London Heathrow-PIT Pittsburgh
17h 49m2 stops Frankfurt am Main Newark
£567United Airlines
Tue, 23 Mar - Wed, 24 Mar
Multiple Airlines Logo
19:20 - 06:30PIT  Pittsburgh-LHR London Heathrow
30h 10m1 stop Toronto Pearson Intl
Multiple Airlines Logo
19:30 - 18:36LHR  London Heathrow-PIT Pittsburgh
28h 06m2 stops Frankfurt am Main Toronto Pearson Intl
£574Multiple Airlines
Tue, 9 Feb - Thu, 11 Feb
British Airways Logo
21:15 - 09:40PIT  Pittsburgh-LHR London Heathrow
7h 25mdirect
British Airways Logo
15:55 - 19:20LHR  London Heathrow-PIT Pittsburgh
8h 25mdirect
£648British Airways
Mon, 22 Feb - Fri, 12 Mar
British Airways Logo
21:10 - 09:35PIT  Pittsburgh-LHR London Heathrow
7h 25mdirect
British Airways Logo
16:10 - 19:25LHR  London Heathrow-PIT Pittsburgh
8h 15mdirect
£650British Airways
Sun, 28 Mar - Fri, 2 Apr

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JetBlue flights from Pittsburgh to London Heathrow Airport

Our best JetBlue deals on Pittsburgh to London Heathrow Airport flight tickets
JetBlue
16 Nov
PIT09:23Pittsburgh
16h 32m
1 stop
LHR06:55London Heathrow
25 Nov
LHR09:20London Heathrow
29h 35m
1 stop
PIT09:55Pittsburgh
£601
JetBlue
9 Mar
PIT09:48Pittsburgh
16h 07m
1 stop
LHR06:55London Heathrow
16 Mar
LHR12:20London Heathrow
15h 35m
1 stop
PIT23:55Pittsburgh
£607
JetBlue
16 Nov
PIT20:50Pittsburgh
29h 05m
1 stop
LHR06:55London Heathrow
25 Nov
LHR07:25London Heathrow
21h 27m
1 stop
PIT23:52Pittsburgh
£616

Air Canada flights from Pittsburgh to London Heathrow Airport

Our best Air Canada deals on Pittsburgh to London Heathrow Airport flight tickets
Air Canada
16 Jan
PIT19:20Pittsburgh
32h 10m
1 stop
LHR08:30London Heathrow
19 Jan
LHR06:00London Heathrow
17h 36m
2 stops
PIT18:36Pittsburgh
£558
Air Canada
16 Jan
PIT19:20Pittsburgh
30h 50m
2 stops
LHR07:10London Heathrow
19 Jan
LHR06:00London Heathrow
17h 36m
2 stops
PIT18:36Pittsburgh
£561
Air Canada
31 Oct
PIT19:20Pittsburgh
45h 40m
2 stops
LHR21:00London Heathrow
11 Nov
LHR11:10London Heathrow
12h 26m
1 stop
PIT18:36Pittsburgh
£804

momondo Fare Finder

 
Use the filters below to find and compare flights from Pittsburgh to London Heathrow Airport that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sat 16/1

19:20-08:30

1 stop32h 10m

London Heathrow

Tue 19/1

06:00-18:36

2 stops17h 36m

£558

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sat 16/1

19:20-07:10

2 stops30h 50m

London Heathrow

Tue 19/1

06:00-18:36

2 stops17h 36m

£561

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 22/3

06:20-10:50

1 stop24h 30m

London Heathrow

Wed 24/3

06:50-23:19

2 stops20h 29m

£562

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 22/3

14:16-10:50

2 stops16h 34m

London Heathrow

Wed 24/3

06:50-23:19

2 stops20h 29m

£562

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sun 21/3

10:45-09:10

1 stop18h 25m

London Heathrow

Tue 23/3

07:30-23:19

2 stops19h 49m

£567

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 22/3

07:30-21:20

1 stop9h 50m

London Heathrow

Tue 23/3

09:30-23:19

2 stops17h 49m

£567

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Tue 23/3

06:00-21:20

1 stop11h 20m

London Heathrow

Wed 24/3

09:30-23:19

2 stops17h 49m

£567

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Tue 9/2

19:20-06:30

1 stop30h 10m

London Heathrow

Thu 11/2

19:30-18:36

2 stops28h 06m

£574

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Mon 22/2

21:15-09:40

Nonstop7h 25m

London Heathrow

Fri 12/3

15:55-19:20

Nonstop8h 25m

£648
Fastest return journey

PittsburghLondon

PIT Pittsburgh - LHR London Heathrow

PITLHR

Pittsburgh

Sun 28/3

21:10-09:35

Nonstop7h 25m

London Heathrow

Fri 2/4

16:10-19:25

Nonstop8h 15m

£650

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from £713 to £1,009.
The lowest price recently found on this route was £558.

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

In general, February 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 £529. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Pittsburgh averaging around £553.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as £650. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,055.

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 from Pittsburgh to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £796 when searching weeks before you fly. 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 £719 on momondo.

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

There is only 1 cabin class available to choose from on Pittsburgh to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pittsburgh to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Pittsburgh to London Heathrow Airport.

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

As of October 2026, prices for Pittsburgh to London Heathrow Airport flights are approximately 66% more expensive 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

£215

Fastest flight time

7h 20m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from Pittsburgh in the past 72 hours is £215. The best return flight deal from Pittsburgh to London Heathrow Airport found on momondo in the last 72 hours is £558.
The fastest flight from Pittsburgh to London Heathrow Airport takes 7h 20m
Direct flights go from Pittsburgh to London Heathrow Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
Search flight deals

Frequently asked questions about flying from Pittsburgh to London Heathrow Airport

  • 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 £492Free CancellationRating
6.7
8,267 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 £492. Generally, British Airways has 3 flights on this route every week with an average price of £1,055. British Airways is rated 6.7/10 by our users.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Ipswich
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Maidstone
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Ilford
Canterbury
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Poole
Chichester
Colchester

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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