Key Largo

$70+ Cheap flights from Kansas City (MCI) to Key Largo, FL

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — MIA
Jan 15 — Jan 221
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Cheapflights Tip: The best prices from Kansas City to Key Largo are usually found in September or August, booked 69 days in advance, depart on a Friday or Tuesday and return on a Friday

Cheap flight deals from Kansas City to Key Largo

Cheapest flights from Kansas City to Key Largo
Explore the most affordable flight options available from Kansas City to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:33 amMCI - MIA
1 stop12h 14mFrontier
Wed 12/315:30 amMIA - MCI
1 stop5h 38mFrontier
Deal found 12/14$183
This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:33 amMCI - MIA
1 stop12h 14mFrontier
Mon 12/295:30 amMIA - MCI
1 stop5h 38mFrontier
Deal found 12/14$203
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/316:15 pmMCI - MIA
2 stops25h 49mMultiple Airlines
Thu 1/87:00 amMIA - MCI
1 stop28h 03mMultiple Airlines
Deal found 12/15$230
This Priceline deal was found by Cheapflights users on 12/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:33 amMCI - MIA
1 stop6h 57mFrontier
Mon 1/55:30 amMIA - MCI
1 stop5h 38mFrontier
Deal found 12/14$234
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/3111:33 amMCI - MIA
1 stop24h 33mMultiple Airlines
Wed 1/78:00 amMIA - MCI
2 stops27h 31mMultiple Airlines
Deal found 12/15$253
This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:33 amMCI - MIA
1 stop12h 14mFrontier
Fri 12/265:30 amMIA - MCI
1 stop5h 38mFrontier
Deal found 12/14$257
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/296:15 pmMCI - MIA
2 stops24h 15mMultiple Airlines
Thu 1/87:00 amMIA - MCI
1 stop28h 03mMultiple Airlines
Deal found 12/15$263
This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:45 pmMCI - MIA
1 stop7h 34mFrontier
Mon 12/225:30 amMIA - MCI
1 stop5h 38mFrontier
Deal found 12/14$274
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 12/3111:33 amMCI - MIA
1 stop24h 33mMultiple Airlines
Sat 1/107:00 amMIA - MCI
2 stops26h 47mMultiple Airlines
Deal found 12/13$287
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Tue 12/308:45 pmMCI - MIA
2 stops20h 09mMultiple Airlines
Thu 1/87:00 amMIA - MCI
1 stop28h 03mMultiple Airlines
Deal found 12/15$301
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/2911:13 amMCI - MIA
1 stop8h 51mMultiple Airlines
Tue 1/69:59 pmMIA - MCI
2 stops20h 11mMultiple Airlines
Deal found 12/15$304

Find flight deals from Kansas City to Key Largo

Keep the following information in mind while searching for Kansas City to Key Largo flight deals. Data was last updated December 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$153
(Kiwi.com)

One-way from

$70
(Frontier)

Popular in

December

Cheapest in

September

Average price

$455
Provider with most accurate pricing for Kansas City-Miami flight deals.
Provider most trusted by Cheapflights users for Kansas City-Miami flights.
From Kansas City to Key Largo
One-way flight from Kansas City to Key Largo
Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City 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 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Kansas City to Key Largo that are best for you.

Fly from

Kansas City

Fly to

Key Largo

Route

Depart

Return

Price

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Wed 2/18

7:35 am-4:10 pm

2 stops7h 35m

Miami

Wed 2/25

6:55 am-2:45 pm

2 stops8h 50m

$305

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 1/31

1:02 pm-8:39 pm

1 stop6h 37m

Miami

Sat 2/7

9:23 pm-11:59 pm

Nonstop3h 36m

$315

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 1/20

1:22 pm-9:41 pm

1 stop7h 19m

Miami

Fri 1/23

8:05 am-1:25 pm

1 stop6h 20m

$325

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 1/27

1:30 pm-9:30 pm

1 stop7h 00m

Miami

Fri 1/30

6:55 am-11:05 am

1 stop5h 10m

$325

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 2/21

12:40 pm-10:15 pm

2 stops8h 35m

Miami

Sat 2/28

7:00 am-3:05 pm

1 stop9h 05m

$330

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 2/24

4:15 pm-10:00 pm

1 stop4h 45m

Miami

Sun 3/1

5:55 am-12:45 pm

1 stop7h 50m

$352

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Wed 1/21

11:00 am-10:00 pm

2 stops10h 00m

Miami

Mon 1/26

6:55 am-2:45 pm

2 stops8h 50m

$365

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 1/31

12:20 pm-9:35 pm

2 stops8h 15m

Miami

Sat 2/7

7:50 am-4:00 pm

2 stops9h 10m

$365

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Thu 3/12

8:40 pm-5:53 pm

2 stops20h 13m

Miami

Thu 4/9

10:41 pm-10:23 am

1 stop12h 42m

$375

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Mon 6/1

6:55 pm-10:33 am

1 stop14h 38m

Miami

Fri 6/5

6:40 pm-9:44 am

1 stop16h 04m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 20 results
1
2

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

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

How far ahead should I book a flight from Kansas City to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Key Largo. Price data was last updated on December 12, 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kansas City to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Kansas City to Key Largo (average of $57). Flying from Kansas City to Key Largo in July is currently the most expensive (average of $172). 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 MCI to KE9?

Find hourly flight availability from Kansas City 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 December 16, 2025.

When flying from Kansas City 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 37% versus a flight at noon.

What is the cheapest day to fly from Kansas City to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to Key Largo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kansas City to Key Largo flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 16, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Kansas City to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Key Largo. 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 from for flights from Kansas City to Key Largo?

    If you book a flight to Key Largo from Kansas City, you will be flying from Kansas City, which is the city’s only airport. Kansas City (MCI) is located 17.4 mi from the center of Kansas City. There is 1 flight from Kansas City to Key Largo per day from 6 different airlines.

  • How popular is this Kansas City to Key Largo flight route?

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

    A quick flight from Kansas City to Key Largo can take about 6h 37m. Southwest provides one of the quickest options available for as low as $315. There are 1251 mi between Kansas City and Key Largo. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Kansas City to Key Largo one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $67. American Airlines flights start at $94 while deals on Frontier start at $97 one-way.

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

    The top 3 most reliable airlines when flying from Kansas City to Key Largo are Qatar Airways (93%), American Airlines (91%) and Royal Air Maroc (82%).

  • What are the cheapest flights from Kansas City to Key Largo?

    Looking at all options, your cheapest flight can be booked for $142. While the most popular route (Kansas City - Miami) can be booked for $162 on average, our data indicates $694 when flying from Kansas City to Key Largo.

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

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

  • How can I find direct flights from Kansas 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 Kansas City to Key Largo.

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

    Yes. Cheapflights offers flight deals from Kansas 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.

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

    Currently, September is the cheapest month in which you can book a flight from Kansas City to Key Largo (average of $57). Flying from Kansas City to Key Largo in July is currently the most expensive (average of $172). 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 Kansas City to Key Largo

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

Top 6 airlines flying from Kansas City to Key Largo

Discover the top 6 airlines that operate flights from Kansas City 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 2,558,603 searches. Data last updated December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$190FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$94Average$201FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$192Average$368FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$361FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$223Average$415FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$268Average$466FlexibilityNo cancel feeOn-time63%

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