Cheap flights from Cardiff to Florida Keys from £250

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — EYW
10 Sep — 17 Sep1
1 adult

Cheap 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 5 September 2025.

Round-trip from

£582

One-way from

£250
19/10-26/10
  • 19/10-26/10
  • 4 total stops
  • 60h 55m total
  • Cardiff to Florida Keys
15/12
  • 15/12
  • 3 total stops
  • 49h 23m total
  • Cardiff to Florida Keys

Find flight deals from Cardiff to Florida Keys

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 5 September 2025.

Sun 19/1011:00CWL - MIA
2 stops35h 30mMultiple Airlines
Sun 26/1017:40MIA - CWL
2 stops25h 25mMultiple Airlines
Deal found 4/9£582
Sat 18/1015:00CWL - MIA
2 stops33h 45mMultiple Airlines
Fri 24/1000:25MIA - CWL
2 stops29h 25mMultiple Airlines
Deal found 3/9£663
Wed 10/920:30CWL - MIA
2 stops23h 15mMultiple Airlines
Wed 17/911:38MIA - CWL
2 stops24h 07mMultiple Airlines
Deal found 3/9£1,066
Wed 10/912:00CWL - MIA
2 stops31h 25mBritish Airways
Wed 17/917:00MIA - CWL
2 stops34h 20mBritish Airways
Deal found 3/9£1,112

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 5 September 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

Sun 19/10

11:00-17:30

2 stops35h 30m

Miami

Sun 26/10

17:40-23:05

2 stops25h 25m

£582

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Sat 18/10

15:00-19:45

2 stops33h 45m

Miami

Fri 24/10

00:25-10:50

2 stops29h 25m

£663

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Mon 15/12

16:40-13:03

3 stops49h 23m

£250

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Sat 27/12

23:45-18:05

2 stops47h 20m

£509

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 1/1

08:35-19:30

2 stops15h 55m

£846

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 1/1

08:35-21:59

3 stops18h 24m

£877

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 1/1

10:20-00:50

2 stops19h 30m

£946

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 1/1

10:20-14:50

1 stop33h 30m

£1,183

Flights are sorted by cheapest return flights first.

Deals found on 3/9

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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.