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Cheap flights from Belfast Intl Airport to Florida Keys from £543

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — EYW
8 Sep — 15 Sep1
1 adult

Cheap 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 3 September 2025.

Round-trip from

£543

Popular in

December

Cheapest in

November

Average price

£479
16/10-23/10
  • 16/10-23/10
  • 6 total stops
  • 73h 31m total
  • Belfast to Florida Keys
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Belfast Intl to Florida Keys

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 3 September 2025.

Thu 16/1020:05BFS - MIA
3 stops47h 40mMultiple Airlines
Thu 23/1009:49MIA - BFS
3 stops25h 51mMultiple Airlines
Deal found 1/9£543
Fri 17/1006:05BFS - MIA
3 stops37h 40mMultiple Airlines
Fri 24/1016:35MIA - BFS
3 stops25h 00mMultiple Airlines
Deal found 2/9£605
Sun 26/1006:30BFS - MIA
1 stop18h 50mMultiple Airlines
Sat 1/1119:28MIA - BFS
2 stops20h 27mMultiple Airlines
Deal found 31/8£1,313
Mon 27/1008:40BFS - MIA
1 stop16h 40mMultiple Airlines
Sat 1/1119:28MIA - BFS
2 stops20h 27mMultiple Airlines
Deal found 31/8£1,744

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 3 September 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Florida Keys that are best for you.

Fly from

Belfast Intl

Fly to

Florida Keys

Route

Depart

Return

Price

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Thu 16/10

20:05-14:45

3 stops47h 40m

Miami

Thu 23/10

09:49-16:40

3 stops25h 51m

£543

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Fri 17/10

06:05-14:45

3 stops37h 40m

Miami

Fri 24/10

16:35-22:35

3 stops25h 00m

£605

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 26/10

06:30-21:20

1 stop18h 50m

Miami

Sat 1/11

19:28-19:55

2 stops20h 27m

£1,313

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Mon 27/10

08:40-21:20

1 stop16h 40m

Miami

Sat 1/11

19:28-19:55

2 stops20h 27m

£1,744

Flights are sorted by cheapest return flights first.

Deals found on 1/9

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 3 September 2025.
Check out reviews from past customers who have flown with American Airlines and 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.
American Airlines
7.2
Good
10,000 reviews
Check prices

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews
Check prices

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
British Airways
6.7
Okay
7,344 reviews
American Airlines
7.2
Good
10,000 reviews
Check prices

Food

6.5

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

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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