What is the cheapest airline that flies from Key West to Europe?

KLM, British Airways, and Delta are the most popular carriers operating from Key West to Europe

When did momondo last update prices for flights from Key West Airport to Europe?

Prices for flights from Key West Airport to Europe are refreshed on a daily basis.

How many operators does momondo search for flights from Key West Airport to Europe?

As of May 2026, there are 2 operators available to choose from for flights from Key West Airport to Europe.

How old do you have to be to fly from Key West Airport to Europe?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to Europe.

What documentation or ID do you need to fly to Europe?

The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$613 Cheap Flights from Key West to Europe in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:59 pm - 6:55 am

EYW

LHR

11h 56m

1 stop

7:25 pm - 6:24 pm

LHR

EYW

27h 59m

2 stops

$869British Airways

tis, sep 29 - tis, okt 6

1:59 pm - 12:10 pm

EYW

LHR

17h 11m

2 stops

7:25 pm - 6:24 pm

LHR

EYW

27h 59m

2 stops

$883British Airways

tis, sep 29 - tis, okt 6

2:30 pm - 9:20 pm

EYW

LHR

26h 50m

1 stop

1:00 pm - 4:06 pm

LHR

EYW

55h 06m

2 stops

$890United Airlines

tis, okt 27 - fre, okt 30

4:50 pm - 12:50 pm

EYW

LHR

15h 00m

1 stop

9:55 am - 6:27 pm

LHR

EYW

13h 32m

1 stop

$899American Airlines

tis, sep 1 - tis, sep 15

4:05 pm - 8:25 am

EYW

LHR

36h 20m

2 stops

1:00 pm - 4:06 pm

LHR

EYW

55h 06m

2 stops

$900United Airlines

tis, okt 27 - fre, okt 30

4:57 pm - 11:15 am

EYW

LHR

13h 18m

1 stop

8:10 pm - 11:21 am

LHR

EYW

20h 11m

2 stops

$904American Airlines

tis, sep 1 - tis, sep 15

1:50 pm - 7:45 pm

EYW

LHR

24h 55m

2 stops

4:35 pm - 11:21 am

LHR

EYW

23h 46m

2 stops

$934Multiple Airlines

tis, sep 1 - tis, sep 15

11:45 am - 10:30 am

EYW

CDG

16h 45m

1 stop

7:10 am - 7:45 pm

CDG

EYW

18h 35m

2 stops

$977Delta

tis, sep 1 - ons, sep 30

7:00 am - 8:40 am

EYW

CDG

19h 40m

2 stops

7:10 am - 7:45 pm

CDG

EYW

18h 35m

2 stops

$981Delta

tis, sep 1 - ons, sep 30

7:40 pm - 10:55 pm

EYW

PRG

21h 15m

2 stops

3:35 pm - 7:39 pm

PRG

EYW

34h 04m

2 stops

$992Multiple Airlines

ons, jul 1 - ons, aug 12

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Delta flights from Key West to Europe

Our best Delta deals on Key West to Europe flight tickets

Delta

Sep 1

EYW11:45 amKey West

16h 45m

1 stop

CDG10:30 amParis Charles de Gaulle

Sep 30

CDG7:10 amParis Charles de Gaulle

18h 35m

2 stops

EYW7:45 pmKey West

$977

Delta

Sep 1

EYW7:00 amKey West

19h 40m

2 stops

CDG8:40 amParis Charles de Gaulle

Sep 30

CDG7:10 amParis Charles de Gaulle

18h 35m

2 stops

EYW7:45 pmKey West

$981

Delta

Sep 1

EYW2:35 pmKey West

16h 15m

2 stops

CDG12:50 pmParis Charles de Gaulle

Sep 30

CDG7:30 amParis Charles de Gaulle

18h 15m

2 stops

EYW7:45 pmKey West

$993

KLM flights from Key West to Europe

Our best KLM deals on Key West to Europe flight tickets

KLM

May 7

EYW6:19 pmKey West

12h 11m

1 stop

CDG12:30 pmParis Charles de Gaulle

May 19

CDG9:25 amParis Charles de Gaulle

16h 24m

1 stop

EYW7:49 pmKey West

$1,032

KLM

May 5

EYW2:40 pmKey West

15h 50m

1 stop

CDG12:30 pmParis Charles de Gaulle

Jun 2

CDG12:15 pmParis Charles de Gaulle

13h 34m

1 stop

EYW7:49 pmKey West

$1,040

KLM

Aug 20

EYW6:15 pmKey West

12h 15m

1 stop

CDG12:30 pmParis Charles de Gaulle

Sep 3

CDG9:25 amParis Charles de Gaulle

13h 49m

1 stop

EYW5:14 pmKey West

$1,087

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 9/29

1:59 pm-6:55 am

1 stop11h 56m

London Heathrow

tis 10/6

7:25 pm-6:24 pm

2 stops27h 59m

$869

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 9/29

1:59 pm-12:10 pm

2 stops17h 11m

London Heathrow

tis 10/6

7:25 pm-6:24 pm

2 stops27h 59m

$883

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 10/27

2:30 pm-9:20 pm

1 stop26h 50m

London Heathrow

fre 10/30

1:00 pm-4:06 pm

2 stops55h 06m

$890

Quickest round-trip

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 9/1

4:50 pm-12:50 pm

1 stop15h 00m

London Heathrow

tis 9/15

9:55 am-6:27 pm

1 stop13h 32m

$899

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 10/27

4:05 pm-8:25 am

2 stops36h 20m

London Heathrow

fre 10/30

1:00 pm-4:06 pm

2 stops55h 06m

$900

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 9/1

4:57 pm-11:15 am

1 stop13h 18m

London Heathrow

tis 9/15

8:10 pm-11:21 am

2 stops20h 11m

$904

Key WestLondon

EYW - LHR

EYWLHR

Key West

tis 9/1

1:50 pm-7:45 pm

2 stops24h 55m

London Heathrow

tis 9/15

4:35 pm-11:21 am

2 stops23h 46m

$934

Key WestParis

EYW - CDG

EYWCDG

Key West

tis 9/1

11:45 am-10:30 am

1 stop16h 45m

Paris Charles de Gaulle

ons 9/30

7:10 am-7:45 pm

2 stops18h 35m

$977

Key WestParis

EYW - CDG

EYWCDG

Key West

tis 9/1

7:00 am-8:40 am

2 stops19h 40m

Paris Charles de Gaulle

ons 9/30

7:10 am-7:45 pm

2 stops18h 35m

$981

Key WestPrague

EYW - PRG

EYWPRG

Key West

ons 7/1

7:40 pm-10:55 pm

2 stops21h 15m

Václav Havel Prague

ons 8/12

3:35 pm-7:39 pm

2 stops34h 04m

$992

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Key West to Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Key West is in October. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on Key West to Europe flights?

You could potentially save up to 4% on your flight if you consider stops on a Key West to Europe flight.

Cheap Key West to Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Europe

Fastest flight time	11h 55m
Direct flights	None

The fastest flight from Key West to Europe takes 11h 55m

There are no direct flights from Key West to Europe. There are no popular flight routes from Key West to Europe.

Search flight deals

Frequently asked questions about flying from Key West to Europe

When did momondo last update prices for flights from Key West Airport to Europe?
Prices for flights from Key West Airport to Europe are refreshed on a daily basis.
How many operators does momondo search for flights from Key West Airport to Europe?
As of May 2026, there are 2 operators available to choose from for flights from Key West Airport to Europe.
How old do you have to be to fly from Key West Airport to Europe?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to Europe.
What documentation or ID do you need to fly to Europe?
The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Key West to Europe

Compare and see reviews for airlines that fly from Key West to Europe with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $585	Free Cancellation	Rating 7.1 11,673 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Europe?

It is quick and easy to find Key West to Europe flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Europe that suits you.

Can I find flights from Key West to Europe with flexible booking policies on momondo?

momondo does allow users to show only those flights to Europe from Key West which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Key West to Europe?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Key West to Europe.

I’m not ready to book a flight from Key West to Europe right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Key West to Europe now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Europe and let you know when they change.