How long is the flight from Louisville to London, Ontario?

There are many flights that can get you from Louisville to London, Ontario in 7h 50m. Fly via Air Canada or United Airlines to get the fastest option. Louisville and London, Ontario are separated by a distance of 412 mi.

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.

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).

What is the cheapest time of day to fly from SDF to YXU?

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

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

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

How can I find direct flights from Louisville to London?

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

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

Yes. Cheapflights offers flight deals from Louisville 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.

$792+ Cheap Flights from Louisville to London, ON

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Cheap flight deals from Louisville to London

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Cheapest flights from Louisville to London
Explore the most affordable flight options available from Louisville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Fri 10/237:00 am -

2 stops7h 50m

Fri 10/308:30 pm -

2 stops17h 07m

Deal found 9/8

$792

Mon 10/266:00 am -

2 stops8h 47m

Mon 11/28:30 pm -

2 stops17h 05m

Deal found 9/11

$953

Fri 10/237:00 am -

2 stops7h 50m

Fri 10/303:25 pm -

3 stops18h 13m

Deal found 9/8

$1,667

Find flight deals from Louisville to London

Round-trip from	$792 (Air Canada)

From Louisville Intl to London

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LouisvilleLondon

SDF Louisville Intl - YXU London

SDFYXU

Louisville Intl

Fri 10/23

7:00 am-2:50 pm

2 stops7h 50m

London

Fri 10/30

8:30 pm-1:37 pm

2 stops17h 07m

$792

LouisvilleLondon

SDF Louisville Intl - YXU London

SDFYXU

Louisville Intl

Mon 10/26

6:00 am-2:47 pm

2 stops8h 47m

London

Mon 11/2

8:30 pm-1:35 pm

2 stops17h 05m

$953

LouisvilleLondon

SDF Louisville Intl - YXU London

SDFYXU

Louisville Intl

Fri 10/23

7:00 am-2:50 pm

2 stops7h 50m

London

Fri 10/30

3:25 pm-9:38 am

3 stops18h 13m

$1,667

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Sorted by cheapest first

Best time to book a flight from Louisville to London

Have a flexible travel schedule? Discover the best time to fly to London from Louisville with our price prediction graph.

SDF-YXU

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.

Related info for your journey

How long is the flight from Louisville to London, Ontario?
There are many flights that can get you from Louisville to London, Ontario in 7h 50m. Fly via Air Canada or United Airlines to get the fastest option. Louisville and London, Ontario are separated by a distance of 412 mi.
Can I find deals for flights from Louisville to London that include hotel bookings?
Yes. In addition to deals on Louisville to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to London.
Can I find deals for business class flights from Louisville to London?
Yes. Cheapflights offers flight deals from Louisville 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.

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$792+ Cheap flights from Louisville (SDF) to London, ON (YXU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to London with Cheapflights

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Cheap flight deals from Louisville to London

Cheapest flights from Louisville to LondonExplore the most affordable flight options available from Louisville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Explore the most affordable flight options available from Louisville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Best flights from Louisville to LondonDiscover carefully curated flight deals from Louisville to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Discover carefully curated flight deals from Louisville to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Last-minute flights from Louisville to LondonDiscover last-minute flight deals from Louisville to London. Data last updated September 12, 2026 and is based on user searches.

Discover last-minute flight deals from Louisville to London. Data last updated September 12, 2026 and is based on user searches.

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Best time to book a flight from Louisville to London

Have a flexible travel schedule? Discover the best time to fly to London from Louisville with our price prediction graph.

Related info for your journey

How long is the flight from Louisville to London, Ontario?

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

How can I find direct flights from Louisville to London?

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

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 Louisville to London

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Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Louisville to London by cabin class

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.

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Cheapest flights from Louisville to London
Explore the most affordable flight options available from Louisville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.

Best flights from Louisville to London
Discover carefully curated flight deals from Louisville to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.

Last-minute flights from Louisville to London
Discover last-minute flight deals from Louisville to London. Data last updated September 12, 2026 and is based on user searches.