Cheap flights from Pennsylvania to London Heathrow Airport from £136
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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Pennsylvania to Heathrow
Keep the following information in mind while searching for Pennsylvania to Heathrow flight deals. Data was last updated 27 March 2025.
Round-trip from | £373 |
---|---|
One-way from | £136 |
Popular in | June |
Cheapest in | February |
Average price | £570 |
Good round-trip deal | £532 or less |
Good one-way deal | £574 or less |
Find flight deals from Pennsylvania to Heathrow
Cheapest flights from Pennsylvania to HeathrowExplore 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 27 March 2025.
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 27 March 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 27 March 2025.
Use the filters below to find and compare flights from Pennsylvania to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Thu 24/4
20:25-20:20
1 stop18h 55m
London Heathrow
Tue 29/4
13:05-19:10
1 stop11h 05m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Sun 11/5
17:10-16:25
1 stop18h 15m
London Heathrow
Sun 18/5
19:50-15:40
1 stop24h 50m
New YorkLondon
LGA - LHR
LGALHR
New York LaGuardia
Thu 1/5
19:10-11:50
1 stop11h 40m
London Heathrow
Fri 9/5
09:30-14:49
1 stop10h 19m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Fri 25/4
22:55-11:05
Nonstop7h 10m
London Heathrow
Fri 2/5
14:10-17:05
Nonstop7h 55m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Fri 2/5
09:00-06:30
1 stop16h 30m
London Heathrow
Wed 7/5
08:40-16:35
1 stop12h 55m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Fri 9/5
19:25-16:25
2 stops16h 00m
London Heathrow
Sun 11/5
06:00-12:50
1 stop11h 50m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Mon 28/4
09:00-06:35
2 stops16h 35m
London Heathrow
Wed 7/5
06:50-15:00
2 stops13h 10m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Fri 25/4
18:00-06:25
Nonstop7h 25m
London Heathrow
Fri 2/5
15:45-18:50
Nonstop8h 05m
New YorkLondon
JFK - LHR
JFKLHR
New York John F Kennedy Intl
Fri 2/5
09:00-06:30
1 stop16h 30m
London Heathrow
Tue 13/5
13:45-12:50
1 stop28h 05m
New YorkLondon
LGA - LHR
LGALHR
New York LaGuardia
Fri 25/4
06:00-10:40
1 stop23h 40m
London Heathrow
Fri 2/5
14:05-08:03
1 stop22h 58m
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.
Cheapflights Insights
Everything you need to know about your flight from Pennsylvania to London Heathrow Airport
What is the cheapest month to book a flight from Pennsylvania to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to London Heathrow Airport (average of £112). Flying from Pennsylvania to London Heathrow Airport in August is currently the most expensive (average of £164). 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 27 March 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to London Heathrow Airport as you normally would.
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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.
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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).
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 27 March 2025.
Read through reviews of airlines operating flights from Pennsylvania to London, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Comfort
Food
Overall
Boarding
Reviews
Aaron,Oct 2024
LAX - LHR
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.
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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.
Top 4 airlines flying from Pennsylvania to Heathrow
Discover the top 4 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 858,174 searches. Data last updated 27 March 2025.
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How does Cheapflights help users find flights from Pennsylvania to Heathrow?
Cheapflights makes it easy to find Pennsylvania to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to Heathrow?
Millions of users choose and trust Cheapflights to book the best flight deals from Pennsylvania to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Pennsylvania to Heathrow with no change fees?
Yes! Cheapflights helps users easily find flights from Pennsylvania to Heathrow with no change fees.
Can Cheapflights notify me if prices for flights from Pennsylvania to Heathrow become cheaper?
Yes, Cheapflights offers price alerts on Pennsylvania to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.