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Shannon

$590+ Cheap flights from Key Largo, FL to Shannon (SNN)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SNN
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Cheap flight deals from Key Largo to Shannon

Keep the following information in mind while searching for Key Largo to Shannon flight deals. Data was last updated August 21, 2025.

Round-trip from

$654
(American Airlines)

One-way from

$590
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$600
From Key Largo to Shannon
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One-way flight from Key Largo to Shannon
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Highest demand for flights based on searches. 15% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($63 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Key Largo to Shannon

Cheapest flights from Key Largo to Shannon
Explore the most affordable flight options available from Key Largo to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:40 pmMIA - SNN
1 stop19h 55mAmerican Airlines
Thu 10/167:40 amSNN - MIA
1 stop14h 25mAmerican Airlines
Deal found 8/21$654
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:10 amMIA - SNN
2 stops25h 00mMultiple Airlines
Wed 9/244:25 pmSNN - MIA
1 stop26h 55mMultiple Airlines
Deal found 8/20$704
This American Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:35 pmMIA - SNN
1 stop20h 00mAmerican Airlines
Wed 9/249:15 pmSNN - MIA
1 stop26h 10mAmerican Airlines
Deal found 8/20$734
This American Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:00 pmMIA - SNN
2 stops14h 20mAmerican Airlines
Wed 10/87:40 amSNN - MIA
1 stop15h 50mAmerican Airlines
Deal found 8/20$738
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1712:04 pmMIA - SNN
2 stops17h 11mUnited Airlines
Wed 9/249:30 amSNN - MIA
2 stops30h 30mUnited Airlines
Deal found 8/20$741
This Mytrip deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:25 amMIA - SNN
2 stops33h 30mMultiple Airlines
Sat 10/1110:35 amSNN - MIA
2 stops33h 10mMultiple Airlines
Deal found 8/20$754
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/44:17 pmMIA - SNN
2 stops36h 58mUnited Airlines
Sat 10/1112:30 pmSNN - MIA
1 stop11h 43mUnited Airlines
Deal found 8/20$825
This Air Canada deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/242:25 pmMIA - SNN
2 stops20h 25mAir Canada
Sat 11/17:50 amSNN - MIA
2 stops18h 39mAir Canada
Deal found 8/20$834
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:20 pmMIA - SNN
1 stop10h 55mUnited Airlines
Wed 9/312:30 pmSNN - MIA
1 stop11h 41mUnited Airlines
Deal found 8/19$836
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/262:42 pmMIA - SNN
2 stops15h 38mAmerican Airlines
Wed 9/37:40 amSNN - MIA
1 stop15h 45mAmerican Airlines
Deal found 8/19$838

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Shannon 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 2,558,603 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Key Largo to Shannon that are best for you.

Fly from

Key Largo

Fly to

Shannon

Route

Depart

Return

Price

MiamiShannon

MIA - SNN

MIASNN

Miami

Tue 10/7

7:40 pm-8:35 pm

1 stop19h 55m

Shannon

Thu 10/16

7:40 am-5:05 pm

1 stop14h 25m

$654

MiamiShannon

MIA - SNN

MIASNN

Miami

Wed 9/17

7:10 am-1:10 pm

2 stops25h 00m

Shannon

Wed 9/24

4:25 pm-2:20 pm

1 stop26h 55m

$704

MiamiShannon

MIA - SNN

MIASNN

Miami

Wed 10/1

7:35 pm-8:35 pm

1 stop20h 00m

Shannon

Wed 10/8

7:40 am-6:30 pm

1 stop15h 50m

$734

MiamiShannon

MIA - SNN

MIASNN

Miami

Wed 9/17

7:35 pm-8:35 pm

1 stop20h 00m

Shannon

Wed 9/24

9:15 pm-6:25 pm

1 stop26h 10m

$734

MiamiShannon

MIA - SNN

MIASNN

Miami

Wed 9/17

12:04 pm-10:15 am

2 stops17h 11m

Shannon

Wed 9/24

9:30 am-11:00 am

2 stops30h 30m

$741

MiamiShannon

MIA - SNN

MIASNN

Miami

Tue 10/7

12:06 pm-10:15 am

2 stops17h 09m

Shannon

Thu 10/16

12:30 pm-11:47 am

2 stops28h 17m

$748

MiamiShannon

MIA - SNN

MIASNN

Miami

Sat 10/4

4:30 pm-2:55 pm

2 stops17h 25m

Shannon

Sat 10/11

10:35 am-2:45 pm

2 stops33h 10m

$754

MiamiShannon

MIA - SNN

MIASNN

Miami

Sat 10/4

4:17 pm-10:15 am

2 stops36h 58m

Shannon

Sat 10/11

12:30 pm-7:13 pm

1 stop11h 43m

$825

MiamiShannon

MIA - SNN

MIASNN

Miami

Thu 8/28

7:10 am-5:55 am

1 stop17h 45m

$590

MiamiShannon

MIA - SNN

MIASNN

Miami

Thu 8/28

12:04 pm-10:15 am

2 stops17h 11m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/21

Best time to book a flight from Key Largo to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Key Largo with our price prediction graph.
Estimated round-trip 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 Key Largo to Shannon

What is the cheapest month to book a flight from Key Largo to Shannon, Clare?

Currently, February is the cheapest month in which you can book a flight from Key Largo to Shannon, Clare (average of $533). Flying from Key Largo to Shannon, Clare in June is currently the most expensive (average of $931). 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 KE9 to SNN?

Find hourly flight availability from Key Largo to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

When flying from Key Largo to Shannon, Clare, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated August 21, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Key Largo to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,930 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,930 reviews
United Airlines
7.4
Good
8,930 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,930 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly into for flights to Shannon from Key Largo?

    Located just 2.1 mi from the city center, Shannon is the airport most travelers will use when flying to Shannon from Key Largo. Booking flights from Key Largo to Shannon (SNN) should be relatively easy as there are 0 daily inbound flights from Key Largo from 2 different airlines.

  • How long is the flight from Key Largo to Shannon, Clare?

    Departing from Key Largo to Shannon, Clare will take you 19h 55m. Key Largo and Shannon, Clare are separated by a distance of 4049 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to Shannon 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 Key Largo to Shannon, Clare?

    Currently, February is the cheapest month in which you can book a flight from Key Largo to Shannon, Clare (average of $533). Flying from Key Largo to Shannon, Clare in June is currently the most expensive (average of $931). 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Top 2 airlines flying from Key Largo to Shannon

Discover the top 2 airlines that operate flights from Key Largo to Shannon. 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 2,558,603 searches. Data last updated August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$516Average$877FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$572Average$832FlexibilityNo cancel feeOn-time71%

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