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Cheap flights from London Heathrow Airport to Florida Keys

LHR — EYW
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Florida Keys

Popular in

December

Cheapest in

January

Average price

£530
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Florida Keys

How far ahead should I book a flight from London Heathrow Airport to Florida Keys?

The best time to book flights from London Heathrow Airport to Florida Keys is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Florida Keys?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Florida Keys (average of £511). Flying from London Heathrow Airport to Florida Keys in August is currently the most expensive (average of £646). 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.

Reviews of airlines servicing Florida Keys

Read reviews from past customers who have flown with KLM,Virgin Atlantic, andAmerican Airlines from London Heathrow Airport to Florida Keys. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
KLM
7.8
Good
1,596 reviews
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
Virgin Atlantic
7.5
Good
697 reviews
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
American Airlines
7.0
Good
12,231 reviews
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
Iberia
7.0
Good
3,240 reviews
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
British Airways
6.7
Okay
8,282 reviews
KLM
7.8
Good
1,596 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

  • What are the cheapest airlines to fly from London Heathrow Airport to Florida Keys one-way?

    To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at £301. SWISS flights start at £310 while deals on Finnair start at £330 one-way.

  • Can I find deals for flights from Heathrow to Florida Keys that include hotel bookings?

    Yes. In addition to deals on Heathrow to Florida Keys flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Florida Keys?

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

  • Can I find deals for business class flights from Heathrow to Florida Keys?

    Yes. Cheapflights offers flight deals from Heathrow to Florida Keys 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 London Heathrow Airport to Florida Keys?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Florida Keys (average of £511). Flying from London Heathrow Airport to Florida Keys in August is currently the most expensive (average of £646). 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

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Alternative routes for Heathrow to Florida Keys

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Southend to Orlando flights
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Top 2 airlines flying from Heathrow to Florida Keys

AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£439Average£584FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£488Average£714FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Florida Keys?

When you search for this flight from Heathrow to Florida Keys, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Florida Keys?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Florida Keys for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Florida Keys with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Florida Keys, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Florida Keys become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Florida Keys on Cheapflights with our Price Alert feature and get notified when better prices are available.

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