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

A quick flight from London, Ontario to Key Largo can take about 5h 39m. Air Canada provides one of the quickest options available for as low as C$ 609. London, Ontario and Key Largo are separated by a distance of 1917 km.

In terms of precipitation, rainfall in Key Largo ranges from 41.0 - 252.0 mm per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Key Largo when rainfall is around 41.0 mm.

If weather is an important factor for your trip to Key Largo, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

What is the cheapest time of day to fly from YXU to KE9?

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 Largo as you normally would.

What airport do you fly from for flights from London to Key Largo?

London (YXU), located 8.6 km from the city centre, is the airport you fly out of when you book flights from London to Key Largo. 1 airline have flights from London to Key Largo on a regular basis. Booking flights from London to Key Largo should not be difficult; the airport handles an average of 0 outbound flights to Key Largo per day.

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

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

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

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

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

Yes. Cheapflights offers flight deals from London to Key Largo 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$ 332+ Cheap Flights from London, ON to Key Largo

Cheap flight deals from London to Key Largo

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Key Largo
Explore the most affordable flight options available from London to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Sat 14/115:30 a.m. -

1 stop5h 39m

Wed 18/117:20 a.m. -

1 stop7h 27m

Deal found 25/8C$ 564

Tue 1/95:40 a.m. -

1 stop6h 33m

Wed 30/97:55 a.m. -

2 stops9h 48m

Deal found 24/8C$ 587

Wed 23/95:40 a.m. -

2 stops9h 14m

Wed 30/97:00 a.m. -

2 stops10h 43m

Deal found 25/8C$ 637

Sun 1/115:30 a.m. -

1 stop5h 39m

Sun 15/117:20 a.m. -

1 stop7h 27m

Deal found 22/8C$ 695

Tue 6/105:40 a.m. -

2 stops9h 19m

Tue 13/106:00 a.m. -

2 stops8h 50m

Deal found 21/8C$ 701

Tue 22/125:30 a.m. -

2 stops11h 36m

Wed 30/126:00 a.m. -

2 stops8h 42m

Deal found 23/8C$ 763

Find flight deals from London to Key Largo

Round-trip from	C$ 564
One-way from	C$ 332

Air Canada
14/11-18/11
2 total stops
13h 06m total
London to Key Largo

Search Deals

Air Canada
10/10
1 total stop
5h 19m total
London to Key Largo

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Sat 14/11

5:30 a.m.-11:09 a.m.

1 stop5h 39m

Miami

Wed 18/11

8:00 a.m.-9:52 p.m.

2 stops13h 52m

C$ 609

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Wed 23/9

5:40 a.m.-2:54 p.m.

2 stops9h 14m

Miami

Wed 30/9

7:00 a.m.-5:43 p.m.

2 stops10h 43m

C$ 637

Quickest round-trip

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Mon 25/1

5:30 a.m.-11:09 a.m.

1 stop5h 39m

Miami

Thu 28/1

7:25 a.m.-2:42 p.m.

1 stop7h 17m

C$ 654

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Tue 6/10

5:40 a.m.-2:59 p.m.

2 stops9h 19m

Miami

Tue 13/10

6:00 a.m.-2:50 p.m.

2 stops8h 50m

C$ 701

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Fri 12/2

5:30 a.m.-11:09 a.m.

1 stop5h 39m

Miami

Mon 22/2

7:25 a.m.-2:42 p.m.

1 stop7h 17m

C$ 731

Cheapest one-way

Quickest one-way

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Sat 10/10

3:30 p.m.-8:49 p.m.

1 stop5h 19m

C$ 332

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Sun 4/10

3:30 p.m.-8:49 p.m.

1 stop5h 19m

C$ 359

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Tue 6/10

3:30 p.m.-11:20 a.m.

2 stops19h 50m

C$ 385

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Sun 4/10

3:30 p.m.-12:13 p.m.

2 stops20h 43m

C$ 415

LondonMiami

YXU London - MIA Miami

YXUMIA

London

Sun 4/10

5:55 p.m.-5:59 p.m.

3 stops48h 04m

C$ 446

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/8

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from London to Key Largo

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

YXU-MIA

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 London to Key Largo

YXU-KE9

YXU-MIA

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Key Largo

Check out reviews from past customers who have flown with Air Canada from London to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Canada

7.1

Good

11,539 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

Air Canada

7.1

Good

11,539 reviews

Air Canada

7.1

Good

11,539 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

Related info for your journey

What airport do you fly from for flights from London to Key Largo?
London (YXU), located 8.6 km from the city centre, is the airport you fly out of when you book flights from London to Key Largo. 1 airline have flights from London to Key Largo on a regular basis. Booking flights from London to Key Largo should not be difficult; the airport handles an average of 0 outbound flights to Key Largo per day.
How long is the flight from London, Ontario to Key Largo?
A quick flight from London, Ontario to Key Largo can take about 5h 39m. Air Canada provides one of the quickest options available for as low as C$ 609. London, Ontario and Key Largo are separated by a distance of 1917 km.
Can I find deals for flights from London to Key Largo that include hotel bookings?
Yes. In addition to deals on London to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Key Largo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Key Largo.
Can I find deals for business class flights from London to Key Largo?
Yes. Cheapflights offers flight deals from London to Key Largo 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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Top airline flying from London to Key Largo

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 417	AverageC$ 675	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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How does Cheapflights help users find flights from London to Key Largo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Key Largo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London to Key Largo?

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Can Cheapflights find flights from London to Key Largo with no change fees?

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Cheap flights from London, ON to Key Largo from C$ 332

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

Cheap flight deals from London to Key Largo

Cheapest flights from London to Key LargoExplore the most affordable flight options available from London to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Explore the most affordable flight options available from London to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Best flights from London to Key LargoDiscover carefully curated flight deals from London to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Discover carefully curated flight deals from London to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Last-minute flights from London to Key LargoDiscover last-minute flight deals from London to Key Largo. Data last updated 26 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Key Largo. Data last updated 26 August 2026 and is based on user searches.

One-way flights from London to Key LargoSearch for one-way flight options from London to Key Largo. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

Search for one-way flight options from London to Key Largo. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

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Best time to book a flight from London to Key Largo

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

Cheapflights Insights

Reviews of airlines servicing Key Largo

Check out reviews from past customers who have flown with Air Canada from London to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from London to Key Largo?

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

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

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

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

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 London to Key Largo

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Complete your trip

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Direct flights to Florida

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Search flights from London to Key Largo by cabin class

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London and Key Largo flights

Browse other London and Key Largo flight options. Last updated on 26 August 2026.

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Can Cheapflights notify me if prices for flights from London to Key Largo become cheaper?

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Cheapest flights from London to Key Largo
Explore the most affordable flight options available from London to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Best flights from London to Key Largo
Discover carefully curated flight deals from London to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Last-minute flights from London to Key Largo
Discover last-minute flight deals from London to Key Largo. Data last updated 26 August 2026 and is based on user searches.

One-way flights from London to Key Largo
Search for one-way flight options from London to Key Largo. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.