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Cheap flights from Pennsylvania to London from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to London departing on 6/1. 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 Pennsylvania to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:30 am - 5:04 pm
EWR
-
YXU
10h 34m
2 stops
Air Canada Logo
9:30 am - 1:33 pm
YXU
-
EWR
4h 03m
1 stop
$508Air Canada
Sun, Apr 26 - Sat, May 2
Air Canada Logo
7:10 am - 5:04 pm
LGA
-
YXU
9h 54m
2 stops
Air Canada Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$508Air Canada
Sun, Apr 26 - Sat, May 2
Air Canada Logo
10:35 am - 5:33 pm
LGA
-
YXU
6h 58m
2 stops
Air Canada Logo
5:10 am - 9:29 am
YXU
-
LGA
4h 19m
1 stop
$513Air Canada
Tue, May 12 - Tue, May 19
Air Canada Logo
4:00 pm - 9:38 pm
LGA
-
YXU
5h 38m
1 stop
Air Canada Logo
12:20 pm - 6:25 pm
YXU
-
LGA
6h 05m
1 stop
$514Air Canada
Tue, May 12 - Tue, May 19
WestJet Logo
5:30 pm - 5:20 am
JFK
-
YXU
11h 50m
1 stop
WestJet Logo
5:55 pm - 4:35 pm
YXU
-
JFK
22h 40m
1 stop
$520WestJet
Thu, May 14 - Thu, May 21
Multiple Airlines Logo
12:25 pm - 5:20 am
EWR
-
YXU
16h 55m
2 stops
Multiple Airlines Logo
6:10 pm - 10:33 pm
YXU
-
EWR
4h 23m
1 stop
$527Multiple Airlines
Thu, May 14 - Thu, May 21
WestJet Logo
5:30 pm - 5:20 am
JFK
-
YXU
11h 50m
1 stop
WestJet Logo
5:55 pm - 4:35 pm
YXU
-
JFK
22h 40m
1 stop
$533WestJet
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
9:55 am - 5:20 am
LGA
-
YXU
19h 25m
3 stops
Multiple Airlines Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$543Multiple Airlines
Sun, Apr 26 - Sat, May 2
United Airlines Logo
4:05 pm - 9:38 pm
IAD
-
YXU
5h 33m
1 stop
United Airlines Logo
9:30 am - 3:29 pm
YXU
-
IAD
5h 59m
1 stop
$701United Airlines
Mon, May 11 - Mon, May 18
United Airlines Logo
4:20 pm - 9:38 pm
PHL
-
YXU
5h 18m
1 stop
United Airlines Logo
6:10 pm - 10:43 pm
YXU
-
PHL
4h 33m
1 stop
$822United Airlines
Mon, May 11 - Mon, May 18

Air Canada flights from Pennsylvania to London, Ontario

Our best Air Canada deals on Pennsylvania to London, Ontario flight tickets
Air Canada
Apr 26
EWR6:30 amNewark
10h 34m
2 stops
YXU5:04 pmLondon
May 2
YXU9:30 amLondon
4h 03m
1 stop
EWR1:33 pmNewark
$508
Air Canada
May 12
LGA10:35 amNew York LaGuardia
6h 58m
2 stops
YXU5:33 pmLondon
May 19
YXU5:10 amLondon
4h 19m
1 stop
LGA9:29 amNew York LaGuardia
$513
Air Canada
May 12
LGA4:00 pmNew York LaGuardia
5h 38m
1 stop
YXU9:38 pmLondon
May 19
YXU12:20 pmLondon
6h 05m
1 stop
LGA6:25 pmNew York LaGuardia
$514

WestJet flights from Pennsylvania to London, Ontario

Our best WestJet deals on Pennsylvania to London, Ontario flight tickets
WestJet
May 14
JFK5:30 pmNew York John F Kennedy Intl
11h 50m
1 stop
YXU5:20 amLondon
May 21
YXU5:55 pmLondon
22h 40m
1 stop
JFK4:35 pmNew York John F Kennedy Intl
$520
WestJet
May 12
JFK5:30 pmNew York John F Kennedy Intl
11h 50m
1 stop
YXU5:20 amLondon
May 19
YXU5:55 pmLondon
22h 40m
1 stop
JFK4:35 pmNew York John F Kennedy Intl
$533
WestJet
May 12
JFK5:30 pmNew York John F Kennedy Intl
11h 50m
1 stop
YXU5:20 amLondon
May 19
YXU2:40 pmLondon
25h 55m
2 stops
JFK4:35 pmNew York John F Kennedy Intl
$554

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to London, Ontario 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 April 1, 2026.
Use the filters below to find and compare flights from Pennsylvania to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkLondon

EWR - YXU

EWRYXU

Newark

Sun 4/26

6:30 am-5:04 pm

2 stops10h 34m

London

Sat 5/2

9:30 am-1:33 pm

1 stop4h 03m

$508

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Sun 4/26

7:10 am-5:04 pm

2 stops9h 54m

London

Sat 5/2

6:10 pm-10:36 pm

1 stop4h 26m

$508

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Tue 5/12

10:35 am-5:33 pm

2 stops6h 58m

London

Tue 5/19

5:10 am-9:29 am

1 stop4h 19m

$513

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Tue 5/12

4:00 pm-9:38 pm

1 stop5h 38m

London

Tue 5/19

12:20 pm-6:25 pm

1 stop6h 05m

$514

New YorkLondon

JFK - YXU

JFKYXU

New York John F Kennedy Intl

Thu 5/14

5:30 pm-5:20 am

1 stop11h 50m

London

Thu 5/21

5:55 pm-4:35 pm

1 stop22h 40m

$520

NewarkLondon

EWR - YXU

EWRYXU

Newark

Thu 5/14

12:25 pm-5:20 am

2 stops16h 55m

London

Thu 5/21

6:10 pm-10:33 pm

1 stop4h 23m

$527

New YorkLondon

JFK - YXU

JFKYXU

New York John F Kennedy Intl

Tue 5/12

5:30 pm-5:20 am

1 stop11h 50m

London

Tue 5/19

5:55 pm-4:35 pm

1 stop22h 40m

$533

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Sun 4/26

9:55 am-5:20 am

3 stops19h 25m

London

Sat 5/2

6:10 pm-10:36 pm

1 stop4h 26m

$543

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Mon 5/11

4:05 pm-9:38 pm

1 stop5h 33m

London

Mon 5/18

9:30 am-3:29 pm

1 stop5h 59m

$701
Quickest round-trip

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Mon 5/11

4:20 pm-9:38 pm

1 stop5h 18m

London

Mon 5/18

6:10 pm-10:43 pm

1 stop4h 33m

$822

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 Pennsylvania to London, Ontario

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 cheapest airline that flies from Pennsylvania to London?

Air Canada, WestJet, and United Airlines are the most popular carriers operating from Pennsylvania to London

What airlines fly to London, Ontario?

Air Canada, American Airlines and United Airlines are the top three most popular airlines that fly to London, Ontario from Pennsylvania according to our data. Air Canada is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 4 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Pennsylvania to London, Ontario flight deals and tips

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

Fastest flight time

4h 10m

Direct flights

None
The fastest flight from Pennsylvania to London, Ontario takes 4h 10m
There are no direct flights from Pennsylvania to London, Ontario. There are no popular flight routes from Pennsylvania to London, Ontario.
Search flight deals

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

    Prices for flights from Pennsylvania to London Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Pennsylvania to London Airport.

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

    The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Pennsylvania to London, Ontario

Compare and see reviews for airlines that fly from Pennsylvania to London, Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $549Free CancellationRating
7.1
10,872 reviews
Search Air Canada flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend
Port Stanley

Why use momondo?

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

Finding the right flight to London from Pennsylvania is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Pennsylvania to London with flexible booking policies on momondo?

Yes. All flights to London from Pennsylvania on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Pennsylvania to London?

momondo helps you find the best flight between Pennsylvania and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Pennsylvania and alert you when they change.

An easier way to manage your London, Ontario 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.
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