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Cheap flights from Pittsburgh to London from $211

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 10/1. 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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Find the cheapest flights from Pittsburgh to London (PIT-LON)

Cheap round-trip flights

British Airways Logo
9:40 pm - 10:05 amPIT-LHR
7h 25mnonstop
British Airways Logo
4:40 pm - 7:45 pmLHR-PIT
8h 05mnonstop
$540British Airways
Find Deal
Sun, Sep 7 - Tue, Sep 16
Icelandair Logo
8:30 pm - 2:40 pmPIT-LGW
13h 10m1 stop
Icelandair Logo
3:40 pm - 7:20 pmLGW-PIT
32h 40m1 stop
$541Icelandair
Find Deal
Fri, Oct 3 - Mon, Oct 13
American Airlines Logo
6:11 pm - 12:30 pmPIT-LHR
13h 19m1 stop
American Airlines Logo
4:40 pm - 7:45 pmLHR-PIT
8h 05mnonstop
$554American Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
Delta Logo
11:48 am - 10:15 amPIT-LHR
17h 27m1 stop
Delta Logo
6:15 am - 4:59 pmLHR-PIT
15h 44m2 stops
$557Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9
Delta Logo
1:43 pm - 11:10 amPIT-LHR
16h 27m1 stop
Delta Logo
11:30 am - 10:53 pmLHR-PIT
16h 23m2 stops
$558Delta
Find Deal
Mon, Sep 8 - Tue, Sep 16
Iberia Logo
12:14 pm - 9:40 pmPIT-LHR
28h 26m1 stop
Iberia Logo
9:45 am - 9:28 pmLHR-PIT
16h 43m1 stop
$571Iberia
Find Deal
Sat, Oct 11 - Tue, Oct 21
Iberia Logo
12:14 pm - 7:10 pmPIT-LHR
25h 56m2 stops
Iberia Logo
10:35 am - 9:47 pmLHR-PIT
15h 12m1 stop
$579Iberia
Find Deal
Wed, Oct 22 - Wed, Oct 29
JetBlue Logo
7:00 am - 9:35 amPIT-LGW
21h 35m1 stop
JetBlue Logo
12:10 pm - 3:30 pmLGW-PIT
32h 20m1 stop
$579JetBlue
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Mon, Sep 8 - Tue, Sep 16
JetBlue Logo
7:00 am - 9:35 amPIT-LGW
21h 35m1 stop
JetBlue Logo
12:10 pm - 10:04 amLGW-PIT
26h 54m1 stop
$590JetBlue
Find Deal
Sun, Sep 7 - Tue, Sep 16
American Airlines Logo
4:39 pm - 8:05 amPIT-LHR
10h 26m1 stop
American Airlines Logo
12:30 pm - 6:27 pmLHR-PIT
10h 57m1 stop
$607American Airlines
Find Deal
Thu, Oct 16 - Tue, Oct 21

British Airways flights from Pittsburgh to London

Our best British Airways deals on Pittsburgh to London flight tickets
British Airways
Sep 7
PIT9:40 pmPittsburgh
7h 25m
LHR10:05 amLondon Heathrow
Sep 16
LHR4:40 pmLondon Heathrow
8h 05m
PIT7:45 pmPittsburgh
$540
Find similar
British Airways
Oct 8
PIT9:40 pmPittsburgh
7h 25m
LHR10:05 amLondon Heathrow
Oct 21
LHR4:40 pmLondon Heathrow
8h 05m
PIT7:45 pmPittsburgh
$544
Find similar
British Airways
Sep 8
PIT5:23 pmPittsburgh
12h 07m
1 stop
LHR10:30 amLondon Heathrow
Sep 16
LHR4:40 pmLondon Heathrow
8h 05m
PIT7:45 pmPittsburgh
$545
Find similar

Icelandair flights from Pittsburgh to London

Our best Icelandair deals on Pittsburgh to London flight tickets
Icelandair
Oct 3
PIT8:30 pmPittsburgh
13h 10m
1 stop
LGW2:40 pmLondon Gatwick
Oct 13
LGW3:40 pmLondon Gatwick
32h 40m
1 stop
PIT7:20 pmPittsburgh
$541
Find similar
Icelandair
Oct 3
PIT8:30 pmPittsburgh
13h 10m
1 stop
LGW2:40 pmLondon Gatwick
Oct 6
LGW3:40 pmLondon Gatwick
32h 40m
1 stop
PIT7:20 pmPittsburgh
$560
Find similar
Icelandair
Oct 2
PIT8:30 pmPittsburgh
13h 10m
1 stop
LGW2:40 pmLondon Gatwick
Oct 6
LGW3:40 pmLondon Gatwick
32h 40m
1 stop
PIT7:20 pmPittsburgh
$561
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh to London 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 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Pittsburgh to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sun 9/7

9:40 pm-10:05 am

Nonstop7h 25m

London Heathrow

Tue 9/16

4:40 pm-7:45 pm

Nonstop8h 05m

$540

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Fri 10/3

8:30 pm-2:40 pm

1 stop13h 10m

London Gatwick

Mon 10/13

3:40 pm-7:20 pm

1 stop32h 40m

$541

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 9/2

6:11 pm-12:30 pm

1 stop13h 19m

London Heathrow

Tue 9/9

4:40 pm-7:45 pm

Nonstop8h 05m

$554

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 9/3

11:48 am-10:15 am

1 stop17h 27m

London Heathrow

Tue 9/9

6:15 am-4:59 pm

2 stops15h 44m

$557

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 9/8

1:43 pm-11:10 am

1 stop16h 27m

London Heathrow

Tue 9/16

11:30 am-10:53 pm

2 stops16h 23m

$558

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 10/11

12:14 pm-9:40 pm

1 stop28h 26m

London Heathrow

Tue 10/21

9:45 am-9:28 pm

1 stop16h 43m

$571

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Wed 10/22

12:14 pm-7:10 pm

2 stops25h 56m

London Heathrow

Wed 10/29

10:35 am-9:47 pm

1 stop15h 12m

$579

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 9/8

7:00 am-9:35 am

1 stop21h 35m

London Gatwick

Tue 9/16

12:10 pm-3:30 pm

1 stop32h 20m

$579

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Sun 9/7

7:00 am-9:35 am

1 stop21h 35m

London Gatwick

Tue 9/16

12:10 pm-10:04 am

1 stop26h 54m

$590

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 10/16

4:39 pm-8:05 am

1 stop10h 26m

London Heathrow

Tue 10/21

12:30 pm-6:27 pm

1 stop10h 57m

$607

Flights are sorted by cheapest round-trip 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

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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Pittsburgh is in January. Flight prices, which tend to average around $667, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Pittsburgh averaging around $689.

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

The cheapest day to depart from Pittsburgh to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $800. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,112. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Pittsburgh in the morning is the least expensive time of day to depart. momondo users have found prices as low as $787 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $912. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Pittsburgh to London flight route?

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

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

You are more likely to see cheaper flights to London from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $851 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Pittsburgh for as low as $759 on momondo.

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

There are 3 cabin classes available to choose from on Pittsburgh to London 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 flights?

You could potentially save up to 73% on your flight if you consider stops on a Pittsburgh to London flight.

How have Pittsburgh to London flight prices changed over time?

As of August 2025, prices for Pittsburgh to London flights are approximately 50% cheaper when compared to flights at the same time last year.

When to book flights from Pittsburgh to London

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

Cheap Pittsburgh to London (PIT to LON) flight deals and tips

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

Best Price Found

$481

Fastest flight time

7h 20m

Direct flights

Every day

Airports in London

1 airport
The best one-way flight to London from Pittsburgh in the past 72 hours is $481. The best round-trip flight deal from Pittsburgh to London found on momondo in the last 72 hours is $665.
The fastest flight from Pittsburgh to London takes 7h 20m
Direct flights go from Pittsburgh to London every day.
There is 1 airport near London: London Heathrow (LHR)
Search flight deals

  • How far is Pittsburgh to London by plane?

    A flight from Pittsburgh to London will travel around 3712.9 mi. In terms of flight time, this usually takes a little over 7h 25m.

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

    Prices for flights from Pittsburgh Airport to London refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to London.

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

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Pittsburgh to London

Compare and see reviews for airlines that fly from Pittsburgh to London with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $219Free CancellationRating
7.9
7,981 reviews
Search Delta flights
IcelandairPriceFrom $499Free CancellationRating
7.0
529 reviews
Search Icelandair flights
JetBluePriceFrom $505Free CancellationRating
7.2
2,916 reviews
Search JetBlue flights
British AirwaysPriceFrom $601Free CancellationRating
6.7
7,291 reviews
Search British Airways flights
FinnairPriceFrom $604Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
IberiaPriceFrom $613Free CancellationRating
7.0
2,884 reviews
Search Iberia flights
American AirlinesPriceFrom $638Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $704Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

  • Finnair Flights From Pittsburgh to London

    Finnair operates around 5 flights from Pittsburgh to London every week. The average price of these flights found in the last 72 hours has been $855, but momondo users have found Finnair deals from Pittsburgh to London from as low as $604 round-trip. Finnair has been scored 7.6/10 in 1,320 reviews.

  • American Airlines Flights From Pittsburgh to London

    The best American Airlines deal for Pittsburgh to London flight tickets found on momondo in the last 72 hours was $638, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $806 round-trip. American Airlines operates 7 flights out of Pittsburgh into London in an average week, so prices vary by time and availability. 10,000 American Airlines reviews by users on momondo have scored the airline at 7.2/10.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Luton
Dover
Slough
Milton Keynes
Guildford
Dartford
Crawley
Hayes
Chelmsford
Stansted
Brentwood
Ilford
Folkestone
Colchester
Watford
Richmond
Canterbury
Croydon

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Pittsburgh.

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?

Once you have performed a search for Pittsburgh to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Pittsburgh to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport