HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$198+ Cheap flights from Pittsburgh (PIT) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LON
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pittsburgh to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Pittsburgh to London are usually found in January or October, booked 65 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Pittsburgh to London

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$641
(Gotogate)

One-way from

$198
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,057

Good round-trip deal

$694 or less

Good one-way deal

$511 or less
From Pittsburgh to London (LON)
Search Deals
One-way flight from Pittsburgh to London (LON)
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($232 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Pittsburgh to London (LON).
Search Deals
Price to beat on a one-way flight from Pittsburgh to London (LON).
Search Deals

Find flight deals from Pittsburgh to London

Cheapest flights from Pittsburgh to London
Explore the most affordable flight options available from Pittsburgh to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Gotogate deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/273:25 pmPIT - LHR
2 stops24h 35mMultiple Airlines
Mon 10/68:05 pmLHR - PIT
2 stops24h 29mMultiple Airlines
Deal found 6/30$641
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:03 pmPIT - LGW
2 stops29h 17mMultiple Airlines
Wed 9/108:00 amLGW - PIT
3 stops37h 13mMultiple Airlines
Deal found 7/1$642
This KAYAK deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/81:40 pmPIT - LGW
2 stops16h 00mBritish Airways
Tue 8/2612:20 pmLGW - PIT
2 stops15h 40mBritish Airways
Deal found 7/3$643
This Icelandair deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:30 pmPIT - LGW
1 stop13h 10mIcelandair
Mon 10/203:40 pmLGW - PIT
1 stop32h 40mIcelandair
Deal found 7/2$644
This JetBlue deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/215:50 pmPIT - LHR
1 stop10h 40mJetBlue
Tue 11/48:30 amLHR - PIT
1 stop13h 05mJetBlue
Deal found 7/2$644
This JetBlue deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:13 pmPIT - LGW
1 stop16h 22mJetBlue
Fri 8/2212:10 pmLGW - PIT
1 stop11h 50mJetBlue
Deal found 7/2$645
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:14 pmPIT - LGW
1 stop14h 56mAmerican Airlines
Wed 10/153:05 pmLGW - PIT
1 stop11h 23mAmerican Airlines
Deal found 7/3$646
This Cheapflightsfares deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:30 pmPIT - LHR
1 stop18h 50mIcelandair
Sun 9/141:05 pmLHR - PIT
1 stop11h 15mIcelandair
Deal found 7/3$646
This Cheapflightsfares deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/89:40 pmPIT - LHR
Nonstop7h 25mBritish Airways
Wed 10/154:40 pmLHR - PIT
Nonstop8h 05mBritish Airways
Deal found 7/3$647
This Virgin Atlantic deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:00 pmPIT - LGW
2 stops16h 00mVirgin Atlantic
Wed 8/2712:00 pmLGW - PIT
1 stop14h 40mVirgin Atlantic
Deal found 7/1$650
This Iberia deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:24 pmPIT - LHR
1 stop14h 21mIberia
Mon 8/187:25 pmLHR - PIT
2 stops31h 07mIberia
Deal found 7/3$652
This Gotogate deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/173:15 pmPIT - LHR
1 stop10h 15mAir Canada
Tue 8/266:50 amLHR - PIT
2 stops12h 45mAir Canada
Deal found 7/1$656

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Pittsburgh to London that are best for you.

Fly from

Pittsburgh

Fly to

London

Route

Depart

Return

Price

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Sat 9/27

3:25 pm-9:00 pm

2 stops24h 35m

London Heathrow

Mon 10/6

8:05 pm-3:34 pm

2 stops24h 29m

$641

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Thu 9/4

8:03 pm-6:20 am

2 stops29h 17m

London Gatwick

Wed 9/10

8:00 am-4:13 pm

3 stops37h 13m

$642

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Fri 8/8

1:40 pm-10:40 am

2 stops16h 00m

London Gatwick

Tue 8/26

12:20 pm-11:00 pm

2 stops15h 40m

$643

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 8/18

10:00 am-6:30 am

1 stop15h 30m

London Heathrow

Fri 8/22

11:55 am-11:51 pm

1 stop16h 56m

$644

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 8/18

12:13 pm-9:35 am

1 stop16h 22m

London Gatwick

Fri 8/22

12:10 pm-7:00 pm

1 stop11h 50m

$645

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Thu 9/4

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Sun 9/14

1:05 pm-7:20 pm

1 stop11h 15m

$646

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Mon 8/18

9:45 pm-10:05 am

Nonstop7h 20m

London Heathrow

Wed 8/27

4:40 pm-7:45 pm

Nonstop8h 05m

$647

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Mon 8/18

1:00 pm-10:00 am

2 stops16h 00m

London Gatwick

Wed 8/27

12:00 pm-9:40 pm

1 stop14h 40m

$650

PittsburghLondon

PIT - LHR

PITLHR

Pittsburgh

Tue 8/12

12:24 pm-7:45 am

1 stop14h 21m

London Heathrow

Mon 8/18

7:25 pm-9:32 pm

2 stops31h 07m

$652

PittsburghLondon

PIT - LGW

PITLGW

Pittsburgh

Tue 7/22

12:15 pm-8:10 am

1 stop14h 55m

London Gatwick

Wed 10/29

12:30 pm-12:55 pm

2 stops28h 25m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 45 results
1
2
3
...
5

Best time to book a flight from Pittsburgh to London

Have a flexible travel schedule? Discover the best time to fly to London from Pittsburgh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to London

How far ahead should I book a flight from Pittsburgh to London?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to London. Price data was last updated on June 27, 2025.

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Pittsburgh to London?

Currently, November is the cheapest month in which you can book a flight from Pittsburgh to London (average of $661). Flying from Pittsburgh to London in June is currently the most expensive (average of $1,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PIT to LON?

Find hourly flight availability from Pittsburgh to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to London in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Pittsburgh to London?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to London. Price data was last updated on September 8, 2024.

Travelers seeking maximum savings on their Pittsburgh to London flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pittsburgh to London

Explore weekly flight availability from Pittsburgh to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from PIT to LON are scheduled on a Wednesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Pittsburgh to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Delta, KLM, and SWISS from Pittsburgh to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Pittsburgh to London?

    Most people fly from Pittsburgh (PIT) if they book a flight from Pittsburgh to London. On average, Pittsburgh has 3 outbound flights to London per day from 9 airlines. Pittsburgh is conveniently located just 13.5 mi from Pittsburgh’s city center.

  • What are the cheapest airlines flying from Pittsburgh to London round-trip?

    British Airways, at $643, was found to be the cheapest airline from Pittsburgh to London.Alternate airlines to your destination round-trip include JetBlue and Icelandair. Users have found that British Airways is 21% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Pittsburgh to London one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $219. JetBlue flights start at $328 while deals on Iberia start at $431 one-way.

  • What are the most popular routes from Pittsburgh to London?

    Most travelers choose Pittsburgh - London Heathrow, Pittsburgh - London Gatwick or Pittsburgh - London City when deciding on the best route from Pittsburgh to London.

  • What are the most reliable airlines from Pittsburgh to London?

    Before booking your flight to London from Pittsburgh, check out the most reliable airlines to get you to your destination on time: American Airlines (58%), Aer Lingus (58%), Finnair( 58%).

  • What are the cheapest flights from Pittsburgh to London?

    On average you can expect to pay $1,838 for a flight from Pittsburgh to London. The cheapest flight overall is $442 while the most popular route, (Pittsburgh - London Heathrow) is currently priced at $504.

  • Can I find deals for flights from Pittsburgh to London that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to London.

  • Can I find deals for business class flights from Pittsburgh to London?

    Yes. Cheapflights offers flight deals from Pittsburgh to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to London?

    Currently, November is the cheapest month in which you can book a flight from Pittsburgh to London (average of $661). Flying from Pittsburgh to London in June is currently the most expensive (average of $1,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Aylesbury
Chelmsford
Brentwood
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Dartford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pittsburgh to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Stansted flights
Newark to London City flights
John F Kennedy Intl to Luton flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
Reagan-National to Gatwick flights
Philadelphia to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
John F Kennedy Intl to Edinburgh flights
Newark to Edinburgh flights
Dulles Intl to Stansted flights
Dulles Intl to Edinburgh flights
Dulles Intl to Luton flights
Pittsburgh to Heathrow flights
John F Kennedy Intl to Manchester flights
LaGuardia to London City flights
Philadelphia to Gatwick flights
Reagan-National to London City flights
LaGuardia to Edinburgh flights
Philadelphia to London City flights
LaGuardia to Stansted flights
Reagan-National to Edinburgh flights
Dulles Intl to Manchester flights
Pittsburgh to Gatwick flights
Philadelphia to Edinburgh flights
Newark to Manchester flights
Philadelphia to Stansted flights
Reagan-National to Manchester flights
Philadelphia to Luton flights
LaGuardia to Manchester flights
Dulles Intl to Birmingham flights
Reagan-National to Birmingham flights
Dulles Intl to Southampton flights
Dulles Intl to Leeds flights
Dulles Intl to Liverpool flights
LaGuardia to Luton flights
John F Kennedy Intl to Southampton flights
Pittsburgh to London City flights
Reagan-National to Leeds flights
Pittsburgh to Edinburgh flights

Top 9 airlines flying from Pittsburgh to London

Discover the top 9 airlines that operate flights from Pittsburgh to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$484Average$681FlexibilityNo cancel feeOn-time76%
DeltaCheapest$533Average$823FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$563Average$774FlexibilityNo cancel feeOn-time62%
FinnairCheapest$604Average$855FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$608Average$800FlexibilityNo cancel feeOn-time67%
IberiaCheapest$612Average$783FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$637Average$812FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$637Average$815FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$661Average$954FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights