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Cheap flights from Cardiff to Florida Keys from £295

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — EYW
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Florida Keys

Enter your travel dates to find the best prices.

Best flights from Cardiff to Florida Keys
Discover carefully curated flight deals from Cardiff to Florida Keys that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.

Tue 10/210:20CWL - MIA
2 stops19h 31mDelta
Tue 17/216:50MIA - CWL
1 stop19h 05mDelta
Deal found 27/12£512
Wed 21/110:20CWL - MIA
2 stops19h 31mMultiple Airlines
Thu 29/116:50MIA - CWL
1 stop18h 55mMultiple Airlines
Deal found 27/12£512
Wed 21/117:25CWL - MIA
1 stop26h 25mKLM
Thu 29/116:50MIA - CWL
1 stop12h 00mKLM
Deal found 27/12£519
Tue 10/217:25CWL - MIA
3 stops33h 25mMultiple Airlines
Tue 17/216:35MIA - CWL
3 stops19h 20mMultiple Airlines
Deal found 27/12£725

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 28 December 2025.

Round-trip from

£512

One-way from

£295
KLM
  • KLM
  • 21/1-29/1
  • 3 total stops
  • 38h 26m total
  • Cardiff to Florida Keys
Search Deals
23/3
  • 23/3
  • 3 total stops
  • 53h 10m 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 28 December 2025.
Use the filters below to find and compare flights from Cardiff to Florida Keys that are best for you.

Fly from

Cardiff

Fly to

Florida Keys

Route

Depart

Return

Price

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 10/2

10:20-00:51

2 stops19h 31m

Miami

Tue 17/2

16:50-16:55

1 stop19h 05m

£512

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 21/1

10:20-00:51

2 stops19h 31m

Miami

Thu 29/1

16:50-16:45

1 stop18h 55m

£512

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 21/1

17:25-14:50

1 stop26h 25m

Miami

Thu 29/1

16:50-09:50

1 stop12h 00m

£519

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 10/2

17:25-21:50

3 stops33h 25m

Miami

Tue 17/2

16:35-16:55

3 stops19h 20m

£725

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Mon 23/3

16:40-17:50

3 stops53h 10m

£295

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 24/3

10:40-20:20

2 stops37h 40m

£305

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 26/3

15:35-20:20

2 stops32h 45m

£324

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Sun 22/3

21:20-14:21

3 stops45h 01m

£331

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 25/3

19:10-18:55

3 stops27h 45m

£362

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 1/1

10:20-14:50

1 stop33h 30m

£1,176

Flights are sorted by cheapest return flights first.

Deals found on 26/12

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 £512, Delta can have you in Florida Keys from Cardiff in 19h 31m. Airlines will cover a distance of 4292 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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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Fly with Cheapflights

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

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.

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

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