Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast to Florida Keys from £522

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — EYW
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Florida Keys
Explore the most affordable flight options available from Belfast to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Mon 17/809:40
BHD
-
MIA
1 stop15h 35m
British Airways
Mon 24/822:40
MIA
-
BHD
1 stop15h 45m
British Airways
Deal found 15/4£657
Thu 12/1120:00
BHD
-
MIA
1 stop25h 15m
British Airways
Mon 16/1115:19
MIA
-
BHD
2 stops17h 56m
British Airways
Deal found 12/4£680
Tue 23/609:40
BHD
-
MIA
1 stop33h 50m
Finnair
Sun 5/719:35
MIA
-
BHD
1 stop14h 00m
Finnair
Deal found 16/4£701
Tue 28/706:30
BHD
-
MIA
1 stop15h 15m
British Airways
Sat 8/822:40
MIA
-
BHD
1 stop14h 35m
British Airways
Deal found 14/4£713
Sat 30/521:40
BFS
-
MIA
3 stops45h 55m
Multiple Airlines
Sat 6/609:39
MIA
-
BFS
3 stops28h 16m
Multiple Airlines
Deal found 15/4£720
Sun 17/507:00
BFS
-
MIA
3 stops40h 45m
Multiple Airlines
Sun 24/510:57
MIA
-
BFS
3 stops29h 03m
Multiple Airlines
Deal found 16/4£755
Fri 8/521:30
BFS
-
MIA
3 stops46h 05m
Multiple Airlines
Sun 10/519:40
MIA
-
BFS
2 stops20h 50m
Multiple Airlines
Deal found 13/4£760
Mon 1/621:25
BFS
-
MIA
3 stops46h 10m
Multiple Airlines
Mon 8/612:40
MIA
-
BFS
2 stops22h 35m
Multiple Airlines
Deal found 17/4£802

Find flight deals from Belfast to Florida Keys

Keep the following information in mind while searching for Belfast to Florida Keys flight deals. Data was last updated 18 April 2026.

Round-trip from

£657

One-way from

£522

Popular in

December

Cheapest in

January

Average price

£644
British Airways
  • British Airways
  • 17/8-24/8
  • 2 total stops
  • 31h 20m total
  • Belfast to Florida Keys
Search Deals
3/8
  • 3/8
  • 3 total stops
  • 43h 25m total
  • Belfast to Florida Keys
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 18 April 2026.
Use the filters below to find and compare flights from Belfast to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastMiami

BHD - MIA

BHDMIA

Belfast City

Mon 17/8

09:40-20:15

1 stop15h 35m

Miami

Mon 24/8

22:40-19:25

1 stop15h 45m

£657
Fastest return journey

BelfastMiami

BHD - MIA

BHDMIA

Belfast City

Tue 28/7

06:30-16:45

1 stop15h 15m

Miami

Sat 8/8

22:40-18:15

1 stop14h 35m

£713

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sat 30/5

21:40-14:35

3 stops45h 55m

Miami

Sat 6/6

09:39-18:55

3 stops28h 16m

£720

BelfastMiami

BHD - MIA

BHDMIA

Belfast City

Tue 23/6

20:25-14:30

1 stop23h 05m

Miami

Sun 5/7

21:50-08:50

2 stops30h 00m

£747

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 17/5

07:00-18:45

3 stops40h 45m

Miami

Sun 24/5

10:57-21:00

3 stops29h 03m

£755

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Fri 8/5

21:30-14:35

3 stops46h 05m

Miami

Sun 10/5

19:40-21:30

2 stops20h 50m

£760

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 1/6

21:25-14:35

3 stops46h 10m

Miami

Mon 8/6

08:05-20:40

3 stops31h 35m

£779

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 17/8

08:20-14:35

2 stops35h 15m

Miami

Mon 24/8

13:10-23:20

3 stops29h 10m

£860
Cheapest one-way

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 3/8

10:30-00:55

3 stops43h 25m

£522

BelfastMiami

BHD - MIA

BHDMIA

Belfast City

Mon 3/8

09:30-07:10

3 stops50h 40m

£556

Flights are sorted by cheapest return flights first.

Deals found on 17/4

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

Best time to book a flight from Belfast to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Belfast 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 Belfast to Florida Keys

What is the cheapest month to book a flight from Belfast to Florida Keys?

Currently, February is the cheapest month in which you can book a flight from Belfast to Florida Keys (average of £359). Flying from Belfast to Florida Keys in August is currently the most expensive (average of £669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated 18 April 2026.
See what other customers who have flown with British Airways from Belfast to Florida Keys have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,892 reviews
Check prices

Crew

7.7

Comfort

6.8

Food

6.4

Overall

6.7

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,892 reviews
British Airways
6.7
Okay
7,892 reviews
Check prices

Crew

7.7

Comfort

6.8

Food

6.4

Overall

6.7

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

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

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

    There are many flights that can get you from Belfast to Florida Keys in 15h 35m. Fly via British Airways to get the fastest option. The distance from Belfast to Florida Keys is about 4166 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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.

  • What is the cheapest month to book a flight from Belfast to Florida Keys?

    Currently, February is the cheapest month in which you can book a flight from Belfast to Florida Keys (average of £359). Flying from Belfast to Florida Keys in August is currently the most expensive (average of £669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Belfast to Florida Keys?

Deals for Belfast 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 Belfast to Florida Keys?

Cheapflights simply makes it quick and affordable to book flights from Belfast to Florida Keys by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Florida Keys from Belfast? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Florida Keys from Belfast today and book when prices fit your budget.

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.