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Cheap flights from Cardiff to Florida Keys from £496

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Florida Keys departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Cardiff to Florida Keys

Cheap return flights

Logo
09:50 - 00:23CWL-MIA
19h 33m2 stops
Logo
11:38 - 09:15MIA-CWL
16h 37m2 stops
£496
Find Deal
Mon, 15 Sep - Mon, 22 Sep
KLM Logo
09:50 - 21:27CWL-MIA
16h 37m2 stops
KLM Logo
12:05 - 09:15MIA-CWL
16h 10m2 stops
£538KLM
Find Deal
Wed, 15 Oct - Wed, 22 Oct
KLM Logo
09:50 - 21:27CWL-MIA
16h 37m2 stops
KLM Logo
12:09 - 09:15MIA-CWL
16h 06m2 stops
£539KLM
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Logo
16:20 - 14:45CWL-MIA
27h 25m2 stops
Logo
09:49 - 09:15MIA-CWL
42h 26m3 stops
£658
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Logo
17:00 - 14:45CWL-MIA
26h 45m2 stops
Logo
09:54 - 15:55MIA-CWL
25h 01m3 stops
£709
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Logo
20:30 - 14:45CWL-MIA
23h 15m2 stops
Logo
16:30 - 09:15MIA-CWL
35h 45m3 stops
£731
Find Deal
Wed, 15 Oct - Wed, 22 Oct
British Airways Logo
09:00 - 14:25CWL-MIA
34h 25m2 stops
British Airways Logo
17:00 - 11:30MIA-CWL
37h 30m2 stops
£1,263British Airways
Find Deal
Fri, 19 Sep - Mon, 29 Sep
Delta Logo
09:50 - 21:27CWL-MIA
16h 37m2 stops
Delta Logo
07:05 - 09:15MIA-CWL
21h 10m2 stops
£4,203Delta
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Virgin Atlantic Logo
10:20 - 14:50CWL-MIA
33h 30m1 stop
Virgin Atlantic Logo
16:50 - 16:45MIA-CWL
18h 55m1 stop
£4,303Virgin Atlantic
Find Deal
Wed, 19 Nov - Sun, 30 Nov
Delta Logo
10:20 - 14:50CWL-MIA
33h 30m1 stop
Delta Logo
16:50 - 09:50MIA-CWL
12h 00m1 stop
£4,686Delta
Find Deal
Thu, 20 Nov - Sun, 30 Nov

KLM flights from Cardiff to Florida Keys

Our best KLM deals on Cardiff to Florida Keys flight tickets
KLM
15 Oct
CWL09:50Cardiff Wales
16h 37m
2 stops
MIA21:27Miami
22 Oct
MIA12:05Miami
16h 10m
2 stops
CWL09:15Cardiff Wales
£538
Find similar
KLM
15 Oct
CWL09:50Cardiff Wales
16h 37m
2 stops
MIA21:27Miami
22 Oct
MIA12:09Miami
16h 06m
2 stops
CWL09:15Cardiff Wales
£539
Find similar
KLM
19 Nov
CWL10:20Cardiff Wales
17h 53m
2 stops
MIA23:13Miami
30 Nov
MIA16:50Miami
18h 55m
1 stop
CWL16:45Cardiff Wales
£4,381
Find similar

Delta flights from Cardiff to Florida Keys

Our best Delta deals on Cardiff to Florida Keys flight tickets
Delta
15 Oct
CWL09:50Cardiff Wales
16h 37m
2 stops
MIA21:27Miami
22 Oct
MIA07:05Miami
21h 10m
2 stops
CWL09:15Cardiff Wales
£4,203
Find similar
Delta
20 Nov
CWL10:20Cardiff Wales
33h 30m
1 stop
MIA14:50Miami
30 Nov
MIA16:50Miami
12h 00m
1 stop
CWL09:50Cardiff Wales
£4,686
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 2 September 2025.
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

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Mon 15/9

09:50-00:23

2 stops19h 33m

Miami

Mon 22/9

11:38-09:15

2 stops16h 37m

£496

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 15/10

09:50-21:27

2 stops16h 37m

Miami

Wed 22/10

12:05-09:15

2 stops16h 10m

£538

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 15/10

09:50-21:27

2 stops16h 37m

Miami

Wed 22/10

12:09-09:15

2 stops16h 06m

£539

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Tue 14/10

16:20-14:45

2 stops27h 25m

Miami

Tue 21/10

09:49-09:15

3 stops42h 26m

£658

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Mon 15/9

17:00-14:45

2 stops26h 45m

Miami

Mon 22/9

09:54-15:55

3 stops25h 01m

£709

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 15/10

20:30-14:45

2 stops23h 15m

Miami

Wed 22/10

16:30-09:15

3 stops35h 45m

£731

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Fri 19/9

09:00-14:25

2 stops34h 25m

Miami

Mon 29/9

17:00-11:30

2 stops37h 30m

£1,263

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 15/10

09:50-21:27

2 stops16h 37m

Miami

Wed 22/10

07:05-09:15

2 stops21h 10m

£4,203

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Wed 19/11

10:20-14:50

1 stop33h 30m

Miami

Sun 30/11

16:50-16:45

1 stop18h 55m

£4,303

CardiffMiami

CWL - MIA

CWLMIA

Cardiff Wales

Thu 20/11

10:20-14:50

1 stop33h 30m

Miami

Sun 30/11

16:50-09:50

1 stop12h 00m

£4,686

Flights are sorted by cheapest return flights first.

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

See travel insights to Florida Keys from

How to get the cheapest flight ticket from Cardiff to Florida Keys

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

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Cardiff to Florida Keys is on a Friday. Travellers who choose to depart for Florida Keys on a Friday will often find tickets for as low as £560. On the other hand, Thursday is the most expensive day to depart from Cardiff because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,072.

What is the cheapest time of day to depart on your flight to Florida Keys?

Our most recent data shows that the best time of day to fly to Florida Keys is in the morning. Flights from Cardiff to Florida Keys during this time can be as low as £609. Flights in the afternoon are often more expensive, with an average ticket price of £855.

Can stopping save me money on Cardiff to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Cardiff to Florida Keys.

Cheap Cardiff to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Florida Keys

Direct flights

None
There are no direct flights from Cardiff to Florida Keys. There are no popular flight routes from Cardiff to Florida Keys.
Search flight deals

  • When did momondo last update prices for flights from Cardiff Wales Airport to Florida Keys?

    Prices for flights from Cardiff Wales Airport to Florida Keys are updated daily.

  • How old do you have to be to fly from Cardiff Wales Airport to Florida Keys?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Florida Keys.

  • What documentation or ID do you need to fly to Florida Keys?

    The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Cardiff to Florida Keys?

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Florida Keys?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cardiff to Florida Keys . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Cardiff to Florida Keys with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Florida Keys from Cardiff with this policy.

How can momondo help me find flights from Cardiff to Florida Keys?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Florida Keys from Cardiff.

I’m not ready to book a flight from Cardiff to Florida Keys right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cardiff to Florida Keys flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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