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Cheap flights from Pittsburgh to London from £216

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 departing on 21/1. 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

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:15 - 16:25
PIT
-
LHR
24h 10m3 stops
Scandinavian Airlines Logo
06:40 - 21:22
LHR
-
PIT
19h 42m2 stops
£473Scandinavian Airlines
Wed, 21 Jan - Sat, 31 Jan
Scandinavian Airlines Logo
11:30 - 16:00
PIT
-
LHR
24h 30m3 stops
Scandinavian Airlines Logo
06:40 - 23:02
LHR
-
PIT
21h 22m2 stops
£474Scandinavian Airlines
Tue, 17 Mar - Tue, 31 Mar
Lufthansa Logo
15:00 - 06:40
PIT
-
LHR
11h 40m1 stop
Lufthansa Logo
09:30 - 21:05
LHR
-
PIT
15h 35m2 stops
£476Lufthansa
Wed, 11 Mar - Wed, 25 Mar
Scandinavian Airlines Logo
11:30 - 14:35
PIT
-
LHR
23h 05m3 stops
Scandinavian Airlines Logo
19:50 - 21:32
LHR
-
PIT
29h 42m3 stops
£476Scandinavian Airlines
Wed, 11 Mar - Mon, 23 Mar
Scandinavian Airlines Logo
11:16 - 14:35
PIT
-
LHR
22h 19m3 stops
Scandinavian Airlines Logo
21:05 - 21:18
LHR
-
PIT
29h 13m3 stops
£479Scandinavian Airlines
Sun, 8 Feb - Wed, 18 Feb
Lufthansa Logo
14:57 - 06:40
PIT
-
LHR
10h 43m1 stop
Lufthansa Logo
07:25 - 23:31
LHR
-
PIT
21h 06m2 stops
£479Lufthansa
Wed, 7 Jan - Thu, 23 Apr
Scandinavian Airlines Logo
07:13 - 09:20
PIT
-
LHR
21h 07m2 stops
Scandinavian Airlines Logo
06:40 - 21:20
LHR
-
PIT
19h 40m2 stops
£480Scandinavian Airlines
Fri, 30 Jan - Tue, 3 Feb
Scandinavian Airlines Logo
11:45 - 17:40
PIT
-
LHR
24h 55m2 stops
Scandinavian Airlines Logo
06:40 - 23:14
LHR
-
PIT
21h 34m2 stops
£483Scandinavian Airlines
Tue, 14 Apr - Tue, 28 Apr
Lufthansa Logo
14:06 - 05:55
PIT
-
LHR
10h 49m1 stop
Lufthansa Logo
13:30 - 23:22
LHR
-
PIT
14h 52m2 stops
£487Lufthansa
Wed, 7 Jan - Thu, 23 Apr
JetBlue Logo
06:00 - 20:45
PIT
-
LHR
9h 45m1 stop
JetBlue Logo
12:20 - 23:55
LHR
-
PIT
16h 35m1 stop
£488JetBlue
Sun, 11 Jan - Tue, 20 Jan

Scandinavian Airlines flights from Pittsburgh to London Heathrow Airport

Our best Scandinavian Airlines deals on Pittsburgh to London Heathrow Airport flight tickets
Scandinavian Airlines
21 Jan
PIT11:15Pittsburgh
24h 10m
3 stops
LHR16:25London Heathrow
31 Jan
LHR06:40London Heathrow
19h 42m
2 stops
PIT21:22Pittsburgh
£473
Find similar
Scandinavian Airlines
17 Mar
PIT11:30Pittsburgh
24h 30m
3 stops
LHR16:00London Heathrow
31 Mar
LHR06:40London Heathrow
21h 22m
2 stops
PIT23:02Pittsburgh
£474
Find similar
Scandinavian Airlines
11 Mar
PIT11:30Pittsburgh
23h 05m
3 stops
LHR14:35London Heathrow
23 Mar
LHR19:50London Heathrow
29h 42m
3 stops
PIT21:32Pittsburgh
£476
Find similar

American Airlines flights from Pittsburgh to London Heathrow Airport

Our best American Airlines deals on Pittsburgh to London Heathrow Airport flight tickets
American Airlines
12 Jan
PIT15:17Pittsburgh
11h 03m
1 stop
LHR07:20London Heathrow
21 Jan
LHR16:00London Heathrow
8h 20m
PIT19:20Pittsburgh
£504
Find similar
American Airlines
17 Dec
PIT15:04Pittsburgh
13h 11m
1 stop
LHR09:15London Heathrow
24 Dec
LHR16:00London Heathrow
8h 20m
PIT19:20Pittsburgh
£895
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Pittsburgh to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Pittsburgh to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 21/1

11:15-16:25

3 stops24h 10m

London Heathrow

Sat 31/1

06:40-21:22

2 stops19h 42m

£473

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 17/3

11:30-16:00

3 stops24h 30m

London Heathrow

Tue 31/3

06:40-23:02

2 stops21h 22m

£474

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 11/3

15:00-06:40

1 stop11h 40m

London Heathrow

Wed 25/3

09:30-21:05

2 stops15h 35m

£476

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 11/3

11:30-14:35

3 stops23h 05m

London Heathrow

Mon 23/3

19:50-21:32

3 stops29h 42m

£476

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 8/2

11:16-14:35

3 stops22h 19m

London Heathrow

Wed 18/2

21:05-21:18

3 stops29h 13m

£479

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 7/1

14:57-06:40

1 stop10h 43m

London Heathrow

Thu 23/4

07:25-23:31

2 stops21h 06m

£479

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Fri 30/1

07:13-09:20

2 stops21h 07m

London Heathrow

Tue 3/2

06:40-21:20

2 stops19h 40m

£480

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 14/4

11:45-17:40

2 stops24h 55m

London Heathrow

Tue 28/4

06:40-23:14

2 stops21h 34m

£483

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 7/1

14:06-05:55

1 stop10h 49m

London Heathrow

Thu 23/4

13:30-23:22

2 stops14h 52m

£487

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 11/1

06:00-20:45

1 stop9h 45m

London Heathrow

Tue 20/1

12:20-23:55

1 stop16h 35m

£488

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?

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

In general, January 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 £502. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Pittsburgh averaging around £509.

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 Thursday. momondo users have found tickets for Thursday departures for as low as £474. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £808.

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 in the morning. momondo users have found flights departing from Pittsburgh to London Heathrow Airport in the morning for as low as £552. 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 £640 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 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £638 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 £571 on momondo.

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

There are 2 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.

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 December 2025, prices for Pittsburgh to London Heathrow Airport flights are approximately 10% 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

£470

Fastest flight time

7h 20m

Direct flights

Every day
The best flight deal from Pittsburgh to London Heathrow Airport found on momondo in the last 72 hours is £470
The fastest flight from Pittsburgh to London Heathrow Airport takes 7h 20m
Direct flights go from Pittsburgh to London Heathrow Airport every day.
Search flight deals

  • 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 £398Free CancellationRating
6.7
7,571 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 £398. Generally, British Airways has 2 flights on this route every week with an average price of £553. 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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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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