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$785+ Cheap flights from Kentucky 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YXU
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
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Cheap flight deals from Kentucky to London

Cheapest flights from Kentucky to London
Explore the most affordable flight options available from Kentucky to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This Mytrip deal was found by Cheapflights users on 3/16. 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 4/139:07 am
SDF
-
YXU
2 stops12h 12m
Air Canada
Mon 4/205:40 pm
YXU
-
SDF
2 stops15h 30m
Air Canada
Deal found 3/16$785
This Air Canada deal was found by Cheapflights users on 3/13. 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 5/3011:10 am
SDF
-
YXU
2 stops10h 28m
Air Canada
Sun 6/712:20 pm
YXU
-
SDF
2 stops10h 10m
Air Canada
Deal found 3/13$880
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Wed 4/225:00 am
SDF
-
YXU
2 stops16h 19m
United Airlines
Sat 4/255:10 am
YXU
-
SDF
2 stops11h 31m
United Airlines
Deal found 3/15$902
This WestJet deal was found by Cheapflights users on 3/15. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:35 pm
SDF
-
YXU
2 stops16h 45m
WestJet
Thu 5/76:10 am
YXU
-
SDF
2 stops15h 08m
WestJet
Deal found 3/15$1,654
This WestJet deal was found by Cheapflights users on 3/17. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:56 am
SDF
-
YXU
2 stops21h 24m
WestJet
Fri 5/86:10 am
YXU
-
SDF
2 stops15h 08m
WestJet
Deal found 3/17$1,693

Find flight deals from Kentucky to London

Keep the following information in mind while searching for Kentucky to London flight deals. Data was last updated March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$785
(Mytrip)
Provider with most accurate pricing for Louisville Intl-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-London flights.
Search Deals
From Kentucky to London
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 March 18, 2026.
Use the filters below to find and compare flights from Kentucky to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

Mon 4/13

9:07 am-9:19 pm

2 stops12h 12m

London

Mon 4/20

5:40 pm-9:10 am

2 stops15h 30m

$785

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

Wed 4/22

5:00 am-9:19 pm

2 stops16h 19m

London

Sat 4/25

5:10 am-4:41 pm

2 stops11h 31m

$880
Quickest round-trip

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

Sat 5/30

11:10 am-9:38 pm

2 stops10h 28m

London

Sun 6/7

12:20 pm-10:30 pm

2 stops10h 10m

$880

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

Mon 4/27

9:07 am-9:19 pm

2 stops12h 12m

London

Mon 5/4

9:30 am-7:42 pm

2 stops10h 12m

$880

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

Thu 4/30

12:35 pm-5:20 am

2 stops16h 45m

London

Thu 5/7

6:10 am-9:18 pm

2 stops15h 08m

$1,654

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Sorted by cheapest first

Best time to book a flight from Kentucky to London

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

What is the cheapest month to book a flight from Kentucky to London, Ontario?

Currently, April is the cheapest month in which you can book a flight from Kentucky to London, Ontario (average of $225). Flying from Kentucky to London, Ontario in November is currently the most expensive (average of $844). 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.

Related info for your journey

Find useful and relevant information for your journey from Kentucky 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 Kentucky?

    London (YXU) is the airport you will fly into if you book a flight from Kentucky to London. It is only a 5.3 mi journey from London (YXU) to London’s city center.

  • How long is the flight from Kentucky to London, Ontario?

    There are many flights that can get you from Kentucky to London, Ontario in 12h 12m. Fly via Air Canada or United Airlines to get the fastest option. Kentucky and London, Ontario are separated by a distance of 412 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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.

  • What is the cheapest month to book a flight from Kentucky to London, Ontario?

    Currently, April is the cheapest month in which you can book a flight from Kentucky to London, Ontario (average of $225). Flying from Kentucky to London, Ontario in November is currently the most expensive (average of $844). 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 London?

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

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