Cheap flights from Ireland to Key Largo from £236

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — MIA
9 jan — 16 jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Key Largo
Explore the most affordable flight options available from Ireland to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 dezembro 2025.

sex 19/1210:40DUB - MIA
1 stop30h 30mUnited Airlines
qua 21/116:51MIA - DUB
2 stops33h 39mUnited Airlines
Deal found 9/12£503
qui 18/1213:35DUB - MIA
1 stop12h 47mUnited Airlines
qui 25/1208:45MIA - DUB
2 stops18h 25mUnited Airlines
Deal found 8/12£535
qua 24/1213:35DUB - MIA
1 stop12h 47mUnited Airlines
dom 28/1208:55MIA - DUB
1 stop20h 25mUnited Airlines
Deal found 8/12£535
qua 24/1213:00DUB - MIA
1 stop24h 53mMultiple Airlines
seg 29/1217:44MIA - DUB
1 stop9h 56mMultiple Airlines
Deal found 9/12£540
sáb 27/1210:40DUB - MIA
2 stops29h 14mUnited Airlines
ter 31/314:18MIA - DUB
2 stops15h 22mUnited Airlines
Deal found 9/12£554
sex 26/1210:40DUB - MIA
2 stops41h 00mUnited Airlines
qua 28/114:32MIA - DUB
1 stop11h 58mUnited Airlines
Deal found 9/12£555
qua 24/1209:45DUB - MIA
1 stop29h 38mDelta
sáb 27/1219:59MIA - DUB
1 stop32h 21mDelta
Deal found 8/12£560
sex 26/1210:40DUB - MIA
2 stops41h 00mUnited Airlines
qua 31/1209:00MIA - DUB
1 stop18h 10mUnited Airlines
Deal found 9/12£588

Find flight deals from Ireland to Key Largo

Keep the following information in mind while searching for Ireland to Key Largo flight deals. Data was last updated 10 dezembro 2025.

Round-trip from

£375

One-way from

£236

Popular in

August

Cheapest in

February

Average price

£603
Scandinavian Airlines
  • Scandinavian Airlines
  • 7/2-16/2
  • 2 total stops
  • 53h 35m total
  • Ireland to Key Largo
LEVEL
  • LEVEL
  • 3/2
  • 1 total stop
  • 35h 40m total
  • Ireland to Key Largo
Highest demand for flights based on searches. 9% potential increase in price (£38 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Key Largo 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 10 dezembro 2025.
Use the filters below to find and compare flights from Ireland to Key Largo that are best for you.

Fly from

Ireland

Fly to

Key Largo

Route

Depart

Return

Price

DublinMiami

DUB - MIA

DUBMIA

Dublin

sáb 17/1

11:30-20:55

1 stop14h 25m

Miami

qua 21/1

17:15-10:15

1 stop12h 00m

£406

DublinMiami

DUB - MIA

DUBMIA

Dublin

sáb 7/2

10:10-18:05

1 stop36h 55m

Miami

qua 18/2

20:40-10:45

1 stop33h 05m

£417

DublinMiami

DUB - MIA

DUBMIA

Dublin

sex 23/1

05:55-14:50

1 stop13h 55m

Miami

dom 25/1

07:15-08:00

2 stops19h 45m

£431

DublinMiami

DUB - MIA

DUBMIA

Dublin

qui 22/1

05:55-14:50

1 stop13h 55m

Miami

qui 29/1

12:00-08:00

2 stops15h 00m

£431

DublinMiami

DUB - MIA

DUBMIA

Dublin

ter 10/2

05:55-14:50

1 stop13h 55m

Miami

seg 16/2

23:15-15:45

1 stop11h 30m

£432

DublinMiami

DUB - MIA

DUBMIA

Dublin

qui 5/2

17:15-14:50

1 stop26h 35m

Miami

sáb 14/2

07:40-08:45

1 stop20h 05m

£433

DublinMiami

DUB - MIA

DUBMIA

Dublin

qui 22/1

05:55-14:50

1 stop13h 55m

Miami

qui 29/1

16:50-22:10

1 stop24h 20m

£435

DublinMiami

DUB - MIA

DUBMIA

Dublin

qui 15/1

05:55-00:51

2 stops23h 56m

Miami

dom 25/1

07:15-08:00

2 stops19h 45m

£435

DublinMiami

DUB - MIA

DUBMIA

Dublin

sáb 17/1

05:55-19:16

2 stops18h 21m

Miami

ter 27/1

07:15-08:00

2 stops19h 45m

£435

DublinMiami

DUB - MIA

DUBMIA

Dublin

ter 3/2

13:20-20:00

1 stop35h 40m

£236

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 19 results
1
2

Best time to book a flight from Ireland to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Ireland 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 Ireland to Key Largo

What is the cheapest month to book a flight from Ireland to Key Largo?

Currently, October is the cheapest month in which you can book a flight from Ireland to Key Largo (average of £288). Flying from Ireland to Key Largo in July is currently the most expensive (average of £483). 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.

What is the cheapest time of day to fly from IE to KE9?

Find hourly flight availability from Ireland to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 dezembro 2025.

When flying from Ireland to Key Largo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 39% versus a flight in the afternoon.

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 10 dezembro 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, andAer Lingus from Ireland to Key Largo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Ireland to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Ireland to Key Largo flight route?

  • How long is the flight from Ireland to Key Largo?

    There are many flights that can get you from Ireland to Key Largo in 13h 55m. Fly via Icelandair, Scandinavian Airlines, or Delta to get the fastest option. Airlines will cover a distance of 4156 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Ireland to Key Largo?

    No one likes to see their flight delayed. When booking a flight from Ireland to Key Largo consider choosing American Airlines (69%), Aer Lingus (69%) or British Airways (69%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ireland to Key Largo?

    Looking at all options, your cheapest flight can be booked for £359. While the most popular route (Dublin - Miami) can be booked for £340 on average, our data indicates £1,228 when flying from Ireland to Key Largo.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland 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.

  • What is the cheapest month to book a flight from Ireland to Key Largo?

    Currently, October is the cheapest month in which you can book a flight from Ireland to Key Largo (average of £288). Flying from Ireland to Key Largo in July is currently the most expensive (average of £483). 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

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Alternative routes for Ireland to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ireland to Key Largo

Discover the top 10 airlines that operate flights from Ireland to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 dezembro 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£277Average£386FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IberiaCheapest£325Average£447FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£338Average£417FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£345Average£523FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£351Average£522FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£352Average£484FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£363Average£559FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£378Average£508FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£380Average£521FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£410Average£537FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 Ireland to Key Largo?

Cheapflights makes it easy to find Ireland to Key Largo flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Key Largo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Ireland to Key Largo with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Ireland to Key Largo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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