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Cheap flights from Belfast City Airport to Key Largo from £317

BHD — MIA
19 Oct — 26 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to Key Largo

Fri 4/1206:45 -
1 stop14h 30m
Sat 12/1218:07 -
2 stops15h 08m
Deal found 15/9£571
Thu 1/1014:20 -
1 stop31h 35m
Mon 5/1019:15 -
1 stop12h 40m
Deal found 18/9£590
Wed 4/1117:15 -
1 stop27h 00m
Sun 8/1106:04 -
2 stops22h 06m
Deal found 15/9£611
Sun 1/1117:15 -
2 stops36h 38m
Sun 8/1106:04 -
2 stops22h 06m
Deal found 17/9£612
Wed 4/1108:40 -
2 stops17h 10m
Sun 8/1108:10 -
2 stops21h 35m
Deal found 17/9£615
Thu 1/1009:50 -
2 stops20h 05m
Mon 5/1019:40 -
2 stops32h 40m
Deal found 18/9£618

Find flight deals from Belfast City to Key Largo

Round-trip from

£571

One-way from

£317

Popular in

October

Cheapest in

January

Average price

£664
British Airways
  • British Airways
  • 4/12-12/12
  • 3 total stops
  • 29h 38m total
  • Belfast to Key Largo
Search Deals
5/11-31/12
  • 5/11-31/12
  • 3 total stops
  • 37h 55m total
  • Belfast to Key Largo
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Belfast City Airport to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Thu 5/11

07:15-20:50

2 stops18h 35m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£428

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Wed 4/11

08:40-14:40

1 stop35h 00m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£461

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Thu 5/11

17:50-19:30

1 stop30h 40m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£461

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Sat 6/3

11:45-19:30

1 stop12h 45m

Miami

Tue 9/3

13:58-10:50

2 stops15h 52m

£601

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Wed 4/11

17:15-15:15

1 stop27h 00m

Miami

Sun 8/11

06:04-09:10

2 stops22h 06m

£611

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Wed 4/11

08:40-20:50

2 stops17h 10m

Miami

Sun 8/11

08:10-10:45

2 stops21h 35m

£615

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Thu 21/1

06:30-19:30

1 stop18h 00m

Miami

Mon 25/1

22:20-18:35

1 stop15h 15m

£630

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Sun 1/11

17:15-18:45

2 stops30h 30m

Miami

Sun 8/11

16:55-09:10

1 stop11h 15m

£651

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Sat 31/10

17:15-15:55

1 stop26h 40m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£765

BelfastMiami

BHD Belfast City - MIA Miami

BHDMIA

Belfast City

Sun 1/11

17:35-19:30

1 stop30h 55m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£791

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Belfast City to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Belfast City with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Belfast City Airport to Key Largo

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Key Largo

Read reviews from past customers who have flown with British Airways from Belfast City Airport to Key Largo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,228 reviews
Check prices

Entertainment

6.5

Boarding

7.0

Comfort

6.8

Crew

7.7

Overall

6.7

Food

6.4

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
8,228 reviews
British Airways
6.7
Okay
8,228 reviews
Check prices

Entertainment

6.5

Boarding

7.0

Comfort

6.8

Crew

7.7

Overall

6.7

Food

6.4

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

  • How long is the flight from Belfast City Airport to Key Largo?

    British Airways and Virgin Atlantic can get you from Belfast City Airport to Key Largo in just under 12h 45m. Your travel time can differ by up to 14h 15m. The distance from Belfast City Airport to Key Largo is about 4166 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Belfast City to Key Largo that include hotel bookings?

    Yes. In addition to deals on Belfast City to Key Largo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast City to Key Largo?

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

  • Can I find deals for business class flights from Belfast City to Key Largo?

    Yes. Cheapflights offers flight deals from Belfast City to Key Largo 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

Top airline flying from Belfast City to Key Largo

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£533Average£685FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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Why should you use Cheapflights to find cheap flight tickets from Belfast City to Key Largo?

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 Key Largo from Belfast City.

Can Cheapflights find flights from Belfast City to Key Largo with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast City to Key Largo, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast City to Key Largo become cheaper?

Yes! Start tracking prices for Belfast City to Key Largo flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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