Cheap flights from Key West, FL to Cardiff

Flights starting at £471. Choose between Silver Airways, Ryanair, or Aer Lingus to find the best price.

One search, all the flights

We find you the best flight deals and travel hacks so that you can choose how to book.

Rise above all travel anxieties

With the Kiwi.com Guarantee we have your back with whatever happens.

Trusted by millions

Join over 10 million yearly travellers booking with ease.

How much do flights to Cardiff cost?

Key info about flying to Cardiff

Depart from
Key West International
Arrive to
Cardiff
Average flights per week
47
Flight distance
Worth visiting
St. David's Cathedral, Cardiff - Roman Baths, Bath - Brecon Beacons - Avebury - Stonehenge - Tintern Abbey, United Kingdom - St Fagans: National History Museum

Check-in for a flight from Key West to Cardiff

NameCarrier codeIATA CodePassport needed during booking
Silver AirwaysSIL3MNo
RyanairRYRFRNo
Aer LingusEINEINo
British AirwaysBAWBANo
easyJetEZYU2Yes

Weather in Cardiff

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C3°C
February8°C3°C
March10°C4°C
April12°C5°C
May15°C8°C
June17°C11°C
July19°C13°C
August19°C13°C
September17°C11°C
October14°C9°C
November11°C6°C
December8°C4°C
Hottest Month
19°C
July
Coldest month
3°C
January
Sunny days
263
days per year

14 day forecast

Tuesday
10 Dec
88%
8°C6°C
17 Dec
89%
7°C5°C
Wednesday
11 Dec
7°C3°C
18 Dec
7°C3°C
Thursday
12 Dec
88%
7°C2°C
19 Dec
5°C1°C
Friday
13 Dec
87%
6°C6°C
20 Dec
5°C1°C
Saturday
14 Dec
77%
7°C4°C
21 Dec
82%
4°C1°C
Sunday
15 Dec
86%
11°C6°C
22 Dec
3°C-1°C
Monday
16 Dec
79%
8°C7°C
23 Dec
89%
11°C5°C
The most popular airlines for this route are Silver Airways, Ryanair, Aer Lingus, British Airways, and easyJet. Key West and Cardiff have 47 direct flights per week. When you arrive at Cardiff, consider visiting St. David's Cathedral, Cardiff, Roman Baths, Bath, Brecon Beacons, Avebury, Stonehenge, Tintern Abbey, United Kingdom, and St Fagans: National History Museum.

Frequently asked questions

What are the most popular routes to and from Key West?
What are the most popular routes to and from Cardiff?
What airports are near Key West?
What airports are near Cardiff?
Which airlines fly between Key West and Cardiff?
When's the best time to travel between Key West and Cardiff?
What flights operate between Key West and Cardiff?
How many airports are there near Key West?
How many airports are there near Cardiff?
What time do nonstop (direct) flights between Key West and Cardiff depart?
What time do nonstop (direct) flights between Key West and Cardiff arrive?
What time do flights between Key West and Cardiff depart?
What time do flights between Key West and Cardiff arrive?

Explore alternative trips

Flights from Key West

Flights to Cardiff

Popular routes

The nearest countries with flights to Cardiff

Here is a list of countries people are flying from

Other destination countries from Key West

Here is a list of countries people are flying to
Find the best connection from Key West to Cardiff
Search flights

Get more out of Kiwi.com with our mobile application

Download boarding passes

One-click booking

Get exclusive offers and prices

Mobile trip notifications

We hack the system,
you fly for less