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$850+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YXU
dic. 2 — dic. 91
mar. 12/2
mar. 12/9
1 adult, Economy
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Find 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 noviembre 2, 2025.

This United Airlines deal was found by Cheapflights users on 10/31. 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.
mar. 12/166:00 amSDF - YXU
2 stops11h 05mUnited Airlines
mar. 12/239:25 amYXU - SDF
2 stops27h 48mUnited Airlines
Deal found 10/31$892

Cheap flight deals from Kentucky to London

Keep the following information in mind while searching for Kentucky to London flight deals. Data was last updated noviembre 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$850
(United Airlines)
Provider with most accurate pricing for Louisville Intl-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-London flights.
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From Kentucky to London
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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 noviembre 2, 2025.
Use the filters below to find and compare flights from Kentucky to London that are best for you.

Fly from

Kentucky

Fly to

London

Route

Depart

Return

Price

LouisvilleLondon

SDF - YXU

SDFYXU

Louisville Intl

vie. 5/1

10:00 am-9:27 pm

2 stops11h 27m

London

mar. 5/5

3:35 pm-10:17 am

2 stops18h 42m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

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, December is the cheapest month in which you can book a flight from Kentucky to London, Ontario (average of $183). Flying from Kentucky to London, Ontario in September is currently the most expensive (average of $697). 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 11h 27m. Fly via United Airlines to get the fastest option. Kentucky and London, Ontario are separated by a distance of 412 mi.

  • 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, December is the cheapest month in which you can book a flight from Kentucky to London, Ontario (average of $183). Flying from Kentucky to London, Ontario in September is currently the most expensive (average of $697). 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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