How long is the flight from London, Ontario to Key West?

A quick flight from London, Ontario to Key West can take about 12h 46m. United Airlines provides one of the quickest options available for as low as C$ 1,206. London, Ontario and Key West are separated by a distance of 2054 km.

In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 mm per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Key West as you normally would.

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

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

How can I find direct flights from London to Key West?

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

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

Yes. Cheapflights offers flight deals from London to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 1,206+ Cheap Flights from London, ON to Key West

Find flight deals from London to Key West

Enter your travel dates to find the best prices.

Best flights from London to Key West
Discover carefully curated flight deals from London to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 October 2025.

Mon 6/49:25 a.m.YXU - EYW

2 stops12h 46mUnited Airlines

Thu 9/44:05 p.m.EYW - YXU

2 stops29h 13mUnited Airlines

Deal found 26/10C$ 1,206

Cheap flight deals from London to Key West

Round-trip from	C$ 1,206

United Airlines
6/4-9/4
4 total stops
41h 59m total
London to Key West

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

YXU - EYW

YXUEYW

London

Mon 6/4

9:25 a.m.-10:11 p.m.

2 stops12h 46m

Key West

Thu 9/4

4:05 p.m.-9:18 p.m.

2 stops29h 13m

C$ 1,206

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Best time to book a flight from London to Key West

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

Related info for your journey

How long is the flight from London, Ontario to Key West?
A quick flight from London, Ontario to Key West can take about 12h 46m. United Airlines provides one of the quickest options available for as low as C$ 1,206. London, Ontario and Key West are separated by a distance of 2054 km.
Can I find deals for flights from London to Key West that include hotel bookings?
Yes. In addition to deals on London to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Key West.
Can I find deals for business class flights from London to Key West?
Yes. Cheapflights offers flight deals from London to Key West 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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Cheap flights from London, ON to Key West from C$ 1,206

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from London to Key West

Best flights from London to Key WestDiscover carefully curated flight deals from London to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 October 2025.

Discover carefully curated flight deals from London to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 October 2025.