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$223+ Cheap flights from Pennsylvania to London, ON (YXU)

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — YXU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Pennsylvania to London

Keep the following information in mind while searching for Pennsylvania to London flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$471
(Gotogate)

One-way from

$223
(Air Canada)
Provider with most accurate pricing for Philadelphia-London flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-London flights.
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From Pennsylvania to London
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One-way flight from Pennsylvania to London
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Find flight deals from Pennsylvania to London

Cheapest flights from Pennsylvania to London
Explore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Gotogate deal was found by Cheapflights users on 4/30. 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.
Mon 6/23:04 pmEWR - YXU
2 stops6h 24mAir Canada
Wed 6/116:15 amYXU - EWR
1 stop3h 53mAir Canada
Deal found 4/30$471
This Gotogate deal was found by Cheapflights users on 4/30. 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.
Mon 6/24:45 pmLGA - YXU
1 stop4h 43mAir Canada
Wed 6/116:15 amYXU - LGA
1 stop4h 36mAir Canada
Deal found 4/30$474
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/29:55 pmEWR - YXU
2 stops35h 24mMultiple Airlines
Wed 6/119:55 amYXU - EWR
2 stops29h 35mMultiple Airlines
Deal found 4/30$506
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/25:54 amLGA - YXU
2 stops33h 04mMultiple Airlines
Wed 6/113:35 pmYXU - LGA
1 stop4h 24mMultiple Airlines
Deal found 4/30$527
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/26:00 amLGA - YXU
2 stops8h 58mUnited Airlines
Wed 6/113:35 pmYXU - LGA
2 stops8h 03mUnited Airlines
Deal found 4/30$556
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/153:26 pmEWR - YXU
1 stop6h 01mUnited Airlines
Sun 7/205:45 pmYXU - EWR
1 stop5h 03mUnited Airlines
Deal found 5/1$557
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2912:49 pmIAD - YXU
3 stops16h 25mMultiple Airlines
Sun 6/18:00 pmYXU - IAD
1 stop21h 54mMultiple Airlines
Deal found 4/30$586
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:55 amJFK - YXU
1 stop8h 03mUnited Airlines
Sat 6/213:35 pmYXU - JFK
1 stop7h 14mUnited Airlines
Deal found 4/30$604
This Air Canada deal was found by Cheapflights users on 5/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:55 amJFK - YXU
1 stop8h 04mAir Canada
Sat 6/213:35 pmYXU - JFK
1 stop7h 14mAir Canada
Deal found 5/1$605
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:45 amJFK - YXU
2 stops42h 29mMultiple Airlines
Sun 6/86:00 amYXU - JFK
3 stops28h 31mMultiple Airlines
Deal found 4/30$622
This Gotogate deal was found by Cheapflights users on 5/1. 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 6/1510:20 amIAD - YXU
1 stop4h 39mAir Canada
Sun 6/229:55 amYXU - IAD
1 stop3h 47mAir Canada
Deal found 5/1$653
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/147:55 pmPHL - YXU
3 stops33h 19mMultiple Airlines
Sat 6/216:00 amYXU - PHL
3 stops23h 44mMultiple Airlines
Deal found 4/30$654

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania 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 May 1, 2025.
Use the filters below to find and compare flights from Pennsylvania to London that are best for you.

Fly from

Pennsylvania

Fly to

London

Route

Depart

Return

Price

NewarkLondon

EWR - YXU

EWRYXU

Newark

Mon 6/2

3:04 pm-9:28 pm

2 stops6h 24m

London

Wed 6/11

6:15 am-10:08 am

1 stop3h 53m

$471

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Mon 6/2

4:45 pm-9:28 pm

1 stop4h 43m

London

Wed 6/11

6:15 am-10:51 am

1 stop4h 36m

$474

NewarkLondon

EWR - YXU

EWRYXU

Newark

Mon 6/2

9:55 pm-9:19 am

2 stops35h 24m

London

Wed 6/11

9:55 am-3:30 pm

2 stops29h 35m

$506

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Mon 6/2

5:54 am-2:58 pm

2 stops33h 04m

London

Wed 6/11

3:35 pm-7:59 pm

1 stop4h 24m

$527

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Mon 6/2

6:00 am-2:58 pm

2 stops8h 58m

London

Wed 6/11

3:35 pm-11:38 pm

2 stops8h 03m

$556

NewarkLondon

EWR - YXU

EWRYXU

Newark

Tue 7/15

3:26 pm-9:27 pm

1 stop6h 01m

London

Sun 7/20

5:45 pm-10:48 pm

1 stop5h 03m

$557

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Thu 5/29

12:49 pm-5:14 am

3 stops16h 25m

London

Sun 6/1

8:00 pm-5:54 pm

1 stop21h 54m

$586

New YorkLondon

JFK - YXU

JFKYXU

New York John F Kennedy Intl

Sat 6/14

6:55 am-2:58 pm

1 stop8h 03m

London

Sat 6/21

3:35 pm-10:49 pm

1 stop7h 14m

$604

New YorkLondon

JFK - YXU

JFKYXU

New York John F Kennedy Intl

Sat 6/14

6:55 am-2:59 pm

1 stop8h 04m

London

Sat 6/21

3:35 pm-10:49 pm

1 stop7h 14m

$605

New YorkLondon

JFK - YXU

JFKYXU

New York John F Kennedy Intl

Thu 6/5

10:45 am-5:14 am

2 stops42h 29m

London

Sun 6/8

6:00 am-10:31 am

3 stops28h 31m

$622

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 32 results
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Best time to book a flight from Pennsylvania to London

Have a flexible travel schedule? Discover the best time to fly to London 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.

Cheapflights Insights

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

Rainfall in London by month

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

In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, Ontario, 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 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

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 May 1, 2025.
Get a feel of what it's like to fly with United Airlines, WestJet and Air Canada from Pennsylvania to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,826 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,252 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania 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 into for flights to London from Pennsylvania?

    Located just 5.3 mi from the city center, London (YXU) is the airport most travelers will use when flying to London from Pennsylvania.

  • What are the cheapest airlines to fly from Pennsylvania to London, Ontario one-way?

    The cheapest airlines for a one-way flight from Pennsylvania to London, Ontario are Air Canada ($223), United Airlines ($256), and WestJet ($562).

  • What are the most popular routes from Pennsylvania to London, Ontario?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania 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.

See more FAQs

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