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$191+ Cheap flights from Pennsylvania to Heathrow (LHR)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LHR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Pennsylvania to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Pennsylvania (USPA) to Heathrow (LHR). 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 January 21, 2025.

Round-trip from

$391
(SWISS)

One-way from

$192
(Traveloka)

Good round-trip deal

$729 or less

Good one-way deal

$507 or less
From Pennsylvania to London Heathrow
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One-way flight from Pennsylvania to London Heathrow
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Price to beat on a round-trip flight from Pennsylvania to London Heathrow.
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Price to beat on a one-way flight from Pennsylvania to London Heathrow.
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Find flight deals from Pennsylvania to Heathrow

Cheapest flights from Pennsylvania to Heathrow
Explore the most affordable flight options available from Pennsylvania to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This SWISS deal was found by Cheapflights users on 1/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/67:45 pmJFK - LHR
1 stop31h 30mSWISS
Sun 2/96:00 amLHR - JFK
1 stop12h 05mSWISS
Deal found 1/21$391
This Gotogate deal was found by Cheapflights users on 1/20. 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.
Thu 3/66:10 pmJFK - LHR
1 stop33h 10mMultiple Airlines
Sun 3/96:00 amLHR - JFK
1 stop15h 40mMultiple Airlines
Deal found 1/20$397
This eDestinos deal was found by Cheapflights users on 1/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/183:55 pmJFK - LHR
1 stop11h 35mUnited Airlines
Tue 2/258:55 amLHR - JFK
1 stop12h 45mUnited Airlines
Deal found 1/20$404
This eDestinos deal was found by Cheapflights users on 1/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/183:35 pmLGA - LHR
1 stop10h 35mUnited Airlines
Tue 2/253:00 pmLHR - LGA
1 stop11h 33mUnited Airlines
Deal found 1/20$413
This Brussels Airlines deal was found by Cheapflights users on 1/21. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/147:25 pmJFK - LHR
1 stop21h 25mBrussels Airlines
Sun 3/165:50 pmLHR - JFK
2 stops50h 50mBrussels Airlines
Deal found 1/21$416
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Fri 3/141:35 pmLGA - LHR
2 stops20h 30mAir Canada
Sun 3/166:50 amLHR - LGA
2 stops14h 48mAir Canada
Deal found 1/20$418
This Ticket deal was found by Cheapflights users on 1/21. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/73:55 pmJFK - LHR
1 stop11h 35mAir Canada
Wed 2/123:00 pmLHR - JFK
1 stop10h 42mAir Canada
Deal found 1/21$438
This Ticket deal was found by Cheapflights users on 1/20. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/27:30 pmEWR - LHR
1 stop19h 00mIcelandair
Tue 2/1112:15 pmLHR - EWR
1 stop11h 05mIcelandair
Deal found 1/20$451
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/183:35 pmLGA - LHR
1 stop10h 35mMultiple Airlines
Tue 2/256:50 amLHR - LGA
2 stops13h 07mMultiple Airlines
Deal found 1/20$457
This Gotogate deal was found by Cheapflights users on 1/20. 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.
Fri 1/317:25 pmJFK - LHR
1 stop19h 05mIcelandair
Wed 2/58:40 pmLHR - JFK
1 stop26h 20mIcelandair
Deal found 1/20$458
This Gotogate deal was found by Cheapflights users on 1/21. 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.
Thu 2/205:40 pmEWR - LHR
1 stop14h 00mTAP AIR PORTUGAL
Thu 2/271:40 pmLHR - EWR
1 stop13h 30mTAP AIR PORTUGAL
Deal found 1/21$460
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1410:30 amEWR - LHR
1 stop16h 40mUnited Airlines
Sun 3/166:50 amLHR - EWR
1 stop10h 45mUnited Airlines
Deal found 1/21$464

Find flights from Pennsylvania to Heathrow within your budget

Customize your flight search to find flights from Pennsylvania to Heathrow 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 2/6

7:45 pm-8:15 am

1 stop31h 30m

London Heathrow

Sun 2/9

6:00 am-1:05 pm

1 stop12h 05m

$391

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 3/6

6:10 pm-8:20 am

1 stop33h 10m

London Heathrow

Sun 3/9

6:00 am-4:40 pm

1 stop15h 40m

$397

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 2/18

3:55 pm-8:30 am

1 stop11h 35m

London Heathrow

Tue 2/25

8:55 am-4:40 pm

1 stop12h 45m

$404

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 2/18

3:35 pm-7:10 am

1 stop10h 35m

London Heathrow

Tue 2/25

3:00 pm-9:33 pm

1 stop11h 33m

$413

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 3/14

7:25 pm-8:50 pm

1 stop21h 25m

London Heathrow

Sun 3/16

5:50 pm-4:40 pm

2 stops50h 50m

$416

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 3/14

1:35 pm-2:05 pm

2 stops20h 30m

London Heathrow

Sun 3/16

6:50 am-5:38 pm

2 stops14h 48m

$418

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 2/7

3:55 pm-8:30 am

1 stop11h 35m

London Heathrow

Wed 2/12

3:00 pm-8:42 pm

1 stop10h 42m

$438

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 2/20

6:10 pm-8:20 am

1 stop33h 10m

London Heathrow

Thu 2/27

6:00 am-2:35 pm

1 stop13h 35m

$450

NewarkLondon

EWR - LHR

EWRLHR

Newark

Sun 2/2

7:30 pm-7:30 pm

1 stop19h 00m

London Heathrow

Tue 2/11

12:15 pm-6:20 pm

1 stop11h 05m

$451

NewarkLondon

EWR - LHR

EWRLHR

Newark

Wed 2/19

5:40 pm-11:25 am

1 stop12h 45m

London Heathrow

Wed 2/26

6:00 am-3:30 pm

1 stop14h 30m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Pennsylvania 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.

Travel insights for flights from Pennsylvania to Heathrow

Get recent, data-driven insights about flights from Pennsylvania to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Pennsylvania to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Pennsylvania to London Heathrow Airport (average of $661). Flying from Pennsylvania to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 PA to LHR?

Find hourly flight availability from Pennsylvania to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Pennsylvania to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Pennsylvania to London Heathrow Airport

Explore weekly flight availability from Pennsylvania to Heathrow. 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 January 21, 2025.

The most flights from USPA to LHR are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated January 21, 2025.
See what other customers who have flown with SWISS, United Airlines and British Airways from Pennsylvania to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Pennsylvania to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $192 on KLM. Other airlines that offer cheap prices include Icelandair from $193 and Virgin Atlantic from $231 one-way.

  • What are the most popular routes from Pennsylvania to London Heathrow Airport?

    Most travelers choose New York John F Kennedy Intl - London Heathrow, Newark - London Heathrow or New York LaGuardia - London Heathrow when deciding on the best route from Pennsylvania to London Heathrow Airport.

  • What are the most reliable airlines from Pennsylvania to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Pennsylvania to London Heathrow Airport are Aer Lingus (73%), American Airlines (71%) and Finnair (71%).

  • What are the cheapest flights from Pennsylvania to London Heathrow Airport?

    The cheapest flight price from Pennsylvania to London Heathrow Airport is $434. On average you can expect to pay $1,842. The most popular route, (New York John F Kennedy Intl - London Heathrow), can usually be booked for $355.

  • Can I find deals for flights from Pennsylvania to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Pennsylvania to Heathrow?

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

  • Can I find deals for business class flights from Pennsylvania to Heathrow?

    Yes. Cheapflights offers flight deals from Pennsylvania to Heathrow 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 Pennsylvania to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Pennsylvania to London Heathrow Airport (average of $661). Flying from Pennsylvania to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 Pennsylvania?

Book flights to Pennsylvania if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Northampton
Gatwick
Horley
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Alternative routes for Pennsylvania to Heathrow

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
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Newark to Gatwick flights
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Los Angeles to Heathrow flights
O'Hare Intl to Heathrow flights
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San Francisco to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Stewart to Stansted flights
John F Kennedy Intl to Luton flights
Boston to Gatwick flights
Atlanta to Heathrow flights
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Orlando to Heathrow flights
Dulles Intl to Gatwick flights
LaGuardia to Gatwick flights
Boston to London City flights
Newark to Luton flights
Miami to Heathrow flights
Dulles Intl to London City flights
Boston to Stansted flights
Baltimore to Gatwick flights
Los Angeles to London City flights
O'Hare Intl to Gatwick flights
Baltimore to Stansted flights
John F Kennedy Intl to Stansted flights
Minneapolis to Heathrow flights
O'Hare Intl to London City flights
Philadelphia to Heathrow flights
San Francisco to London City flights
San Francisco to Gatwick flights
Los Angeles to Gatwick flights
Seattle to Gatwick flights
Reagan-National to Gatwick flights
Newark to Stansted flights
Austin to Heathrow flights
Orlando to Gatwick flights
Hobby to Heathrow flights
Raleigh to Heathrow flights
Charlotte to Heathrow flights
Seattle to London City flights
Stewart to Luton flights

Top 10 airlines flying from Pennsylvania to Heathrow

Discover the top 10 airlines that operate flights from Pennsylvania to Heathrow. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$525Average$987FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$529Average$788FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$529Average$888FlexibilityNo cancel feeOn-time67%
JetBlueCheapest$547Average$827FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$575Average$923FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$604Average$875FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$604Average$835FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$607Average$879FlexibilityNo cancel feeOn-time71%
IberiaCheapest$612Average$783FlexibilityNo cancel feeOn-time77%
DeltaCheapest$625Average$805FlexibilityNo cancel feeOn-timeN/A
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