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Cheap flights from Cardiff to Florida Keys from £454

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — EYW
10 Jun — 17 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Florida Keys
Explore the most affordable flight options available from Cardiff to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 May 2026.

Wed 10/623:30
CWL
-
MIA
2 stops26h 15m
Multiple Airlines
Wed 17/618:05
MIA
-
CWL
2 stops23h 20m
Multiple Airlines
Deal found 11/5£672
Mon 16/1117:15
CWL
-
MIA
2 stops36h 37m
Virgin Atlantic
Sat 28/1111:35
MIA
-
CWL
2 stops24h 15m
Virgin Atlantic
Deal found 10/5£716
Tue 9/611:35
CWL
-
MIA
2 stops18h 16m
WestJet
Mon 15/608:15
MIA
-
CWL
2 stops21h 00m
WestJet
Deal found 11/5£735
Mon 16/1117:30
CWL
-
MIA
1 stop26h 30m
KLM
Sat 28/1117:59
MIA
-
CWL
2 stops18h 01m
KLM
Deal found 10/5£752
Tue 9/615:00
CWL
-
MIA
2 stops31h 25m
Multiple Airlines
Tue 16/616:40
MIA
-
CWL
3 stops35h 35m
Multiple Airlines
Deal found 10/5£773
Tue 9/609:45
CWL
-
MIA
2 stops17h 32m
KLM
Tue 16/616:55
MIA
-
CWL
1 stop11h 20m
KLM
Deal found 8/5£782
Tue 9/621:45
CWL
-
MIA
2 stops27h 00m
Multiple Airlines
Mon 15/613:10
MIA
-
CWL
1 stop16h 05m
Multiple Airlines
Deal found 11/5£788
Mon 16/1108:25
CWL
-
MIA
3 stops35h 25m
Multiple Airlines
Sat 28/1119:50
MIA
-
CWL
3 stops33h 00m
Multiple Airlines
Deal found 10/5£831

Find flight deals from Cardiff to Florida Keys

Keep the following information in mind while searching for Cardiff to Florida Keys flight deals. Data was last updated 11 May 2026.

Round-trip from

£672

One-way from

£454
10/6-17/6
  • 10/6-17/6
  • 4 total stops
  • 49h 35m total
  • Cardiff to Florida Keys
Search Deals
WestJet
  • WestJet
  • 28/7
  • 2 total stops
  • 18h 20m total
  • Cardiff to Florida Keys
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Florida Keys that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 May 2026.
Use the filters below to find and compare flights from Cardiff to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 10/6

23:30-20:45

2 stops26h 15m

Miami

Wed 17/6

18:05-22:25

2 stops23h 20m

£672

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 9/6

15:00-17:25

2 stops31h 25m

Miami

Tue 16/6

16:40-09:15

3 stops35h 35m

£773
Fastest return journey

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 9/6

09:45-22:17

2 stops17h 32m

Miami

Tue 16/6

16:55-09:15

1 stop11h 20m

£782

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 9/6

21:45-19:45

2 stops27h 00m

Miami

Mon 15/6

13:10-10:15

1 stop16h 05m

£788

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 24/6

09:45-23:21

2 stops18h 36m

Miami

Wed 1/7

15:25-16:45

2 stops20h 20m

£846

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 29/10

17:30-18:37

2 stops29h 07m

Miami

Sun 1/11

17:00-17:00

1 stop19h 00m

£846

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 24/6

09:45-14:45

1 stop34h 00m

Miami

Wed 1/7

11:50-09:15

2 stops16h 25m

£873
Cheapest one-way
Fastest single journey

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 28/7

11:35-10:57

3 stops28h 22m

£462

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Sun 2/8

14:45-07:10

2 stops45h 25m

£621

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Fri 31/7

22:45-20:40

3 stops50h 55m

£630

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Cardiff to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Cardiff with our price prediction graph.
Estimated return 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 Cardiff to Florida Keys
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Florida Keys?

    For a flight from Cardiff to Florida Keys, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city.

  • How long is the flight from Cardiff to Florida Keys?

    For as low as £782, KLM can have you in Florida Keys from Cardiff in 17h 32m. Airlines will cover a distance of 4292 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff 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.

See more FAQs

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Deals for Cardiff to Florida Keys flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Florida Keys from Cardiff.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Florida Keys flexibly with Cheapflights today.

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Of course! You can now track prices for flights from Cardiff to Florida Keys and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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