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Cheap flights from Belfast Intl Airport to Florida Keys from £276

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — EYW
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to Florida Keys
Explore the most affordable flight options available from Belfast Intl to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2026.

Mon 27/408:15
BFS
-
MIA
3 stops35h 15m
Multiple Airlines
Sun 3/500:30
MIA
-
BFS
2 stops34h 00m
Multiple Airlines
Deal found 13/3£685
Sun 26/412:45
BFS
-
MIA
2 stops35h 00m
Multiple Airlines
Sun 3/521:30
MIA
-
BFS
2 stops18h 00m
Multiple Airlines
Deal found 12/3£783
Thu 23/406:10
BFS
-
MIA
2 stops17h 35m
Multiple Airlines
Thu 30/421:30
MIA
-
BFS
2 stops17h 00m
Multiple Airlines
Deal found 9/3£790
Sat 25/422:15
BFS
-
MIA
3 stops26h 30m
Multiple Airlines
Fri 1/500:20
MIA
-
BFS
2 stops18h 10m
Multiple Airlines
Deal found 10/3£800
Wed 1/409:35
BFS
-
MIA
2 stops18h 50m
Multiple Airlines
Wed 8/410:39
MIA
-
BFS
3 stops24h 16m
Multiple Airlines
Deal found 13/3£810

Find flight deals from Belfast Intl to Florida Keys

Keep the following information in mind while searching for Belfast Intl to Florida Keys flight deals. Data was last updated 14 March 2026.

Round-trip from

£685

One-way from

£276

Popular in

December

Cheapest in

January

Average price

£548
27/4-3/5
  • 27/4-3/5
  • 5 total stops
  • 69h 15m total
  • Belfast to Florida Keys
Search Deals
17/5
  • 17/5
  • 3 total stops
  • 49h 04m total
  • Belfast to Florida Keys
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 14 March 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 27/4

08:15-14:30

2 stops35h 15m

Miami

Sun 3/5

00:30-15:30

2 stops34h 00m

£715

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 26/4

12:45-18:45

2 stops35h 00m

Miami

Sun 3/5

21:30-20:30

2 stops18h 00m

£783
Fastest return journey

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Thu 23/4

06:10-18:45

2 stops17h 35m

Miami

Thu 30/4

21:30-19:30

2 stops17h 00m

£790

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sat 25/4

22:15-19:45

3 stops26h 30m

Miami

Fri 1/5

00:20-23:30

2 stops18h 10m

£800

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Wed 1/4

09:35-23:25

2 stops18h 50m

Miami

Wed 8/4

10:39-15:55

3 stops24h 16m

£810
Cheapest one-way

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 17/5

22:00-18:04

3 stops49h 04m

£276
Fastest single journey

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 18/5

14:40-14:30

2 stops28h 50m

£286

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Tue 19/5

07:35-19:45

3 stops41h 10m

£289

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Belfast Intl 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 Intl Airport to Florida Keys
No data available for this route at this time. Please check back soon.

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 14 March 2026.
Check out reviews from past customers who have flown with British Airways from Belfast Intl Airport to Florida Keys to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,786 reviews
Check prices

Crew

7.6

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
7,786 reviews
British Airways
6.7
Okay
7,786 reviews
Check prices

Crew

7.6

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 Intl to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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.

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

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