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Key Largo

$58+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — MIA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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

Keep the following information in mind while searching for Kansas City to Key Largo flight deals. Data was last updated October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$170
(Frontier)

One-way from

$58
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$384
Provider with most accurate pricing for Kansas City-Miami flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Miami flights.
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From Kansas City to Key Largo
Search Deals
One-way flight from Kansas City to Key Largo
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Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/28. 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.
Thu 12/48:09 pmMCI - MIA
1 stop8h 10mFrontier
Mon 12/85:30 amMIA - MCI
1 stop7h 21mFrontier
Deal found 10/28$170
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/1311:12 amMCI - MIA
1 stop12h 22mFrontier
Sat 11/156:35 pmMIA - MCI
1 stop16h 42mFrontier
Deal found 10/29$173
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/1311:12 amMCI - MIA
1 stop12h 22mFrontier
Mon 11/175:05 amMIA - MCI
1 stop6h 12mFrontier
Deal found 10/29$176
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/1411:12 amMCI - MIA
1 stop21h 46mMultiple Airlines
Tue 11/183:06 pmMIA - MCI
2 stops27h 13mMultiple Airlines
Deal found 10/29$179
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/1311:12 amMCI - MIA
1 stop12h 22mFrontier
Tue 11/183:06 pmMIA - MCI
2 stops27h 13mFrontier
Deal found 10/29$180
This Frontier deal was found by Cheapflights users on 10/30. 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.
Sat 11/88:28 pmMCI - MIA
1 stop8h 51mFrontier
Fri 11/145:01 amMIA - MCI
1 stop6h 16mFrontier
Deal found 10/30$183
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 12/1212:13 pmMCI - MIA
1 stop11h 33mFrontier
Sun 12/147:09 pmMIA - MCI
1 stop17h 42mFrontier
Deal found 10/29$185
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Thu 12/48:09 pmMCI - MIA
1 stop8h 10mFrontier
Thu 12/117:09 pmMIA - MCI
1 stop17h 09mFrontier
Deal found 10/30$186
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/1411:12 amMCI - MIA
1 stop21h 46mMultiple Airlines
Wed 11/1910:15 pmMIA - MCI
2 stops37h 03mMultiple Airlines
Deal found 10/29$187
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:49 pmMCI - MIA
1 stop10h 30mFrontier
Sat 11/156:00 amMIA - MCI
1 stop14h 33mFrontier
Deal found 10/29$188
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/1711:12 amMCI - MIA
1 stop12h 22mFrontier
Wed 11/1910:15 pmMIA - MCI
2 stops37h 03mFrontier
Deal found 10/29$193
This Priceline deal was found by Cheapflights users on 10/29. 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 11/56:49 pmMCI - MIA
1 stop10h 30mFrontier
Fri 11/75:01 amMIA - MCI
1 stop6h 16mFrontier
Deal found 10/29$194

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 October 30, 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

Sat 1/17

6:02 pm-12:51 am

1 stop5h 49m

Miami

Wed 1/21

12:02 pm-5:00 pm

1 stop5h 58m

$294

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 1/17

7:11 pm-12:51 am

1 stop4h 40m

Miami

Tue 1/27

6:00 am-12:17 pm

1 stop7h 17m

$294

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sat 1/17

7:11 pm-12:51 am

1 stop4h 40m

Miami

Sat 1/24

7:15 am-12:17 pm

1 stop6h 02m

$294

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Wed 1/14

1:55 pm-7:46 pm

1 stop4h 51m

Miami

Thu 1/22

8:15 am-12:17 pm

1 stop5h 02m

$311

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 12/2

10:24 am-5:25 pm

1 stop6h 01m

Miami

Sat 12/6

8:05 am-1:45 pm

1 stop6h 40m

$311

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 12/2

10:45 am-5:34 pm

1 stop5h 49m

Miami

Fri 12/5

7:30 pm-11:47 pm

1 stop5h 17m

$327

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Tue 12/2

5:50 am-2:45 pm

1 stop7h 55m

Miami

Thu 12/4

7:30 pm-11:47 pm

1 stop5h 17m

$327

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Thu 1/8

4:00 pm-12:51 am

1 stop7h 51m

Miami

Mon 1/12

6:00 am-12:44 pm

1 stop7h 44m

$327

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Sun 1/18

1:50 pm-10:48 pm

1 stop7h 58m

Miami

Mon 1/26

7:25 pm-11:51 pm

1 stop5h 26m

$327

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

Fri 1/16

4:00 pm-10:48 pm

1 stop5h 48m

Miami

Wed 1/21

7:15 am-12:17 pm

1 stop6h 02m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 18 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 October 24, 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 October 30, 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 49% 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 Tuesday 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 October 30, 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.
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,116 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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?

    This flight path from Kansas City to Key Largo was viewed by 14 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Kansas City to Key Largo can take about 5h 49m. Delta provides one of the quickest options available for as low as $294. There are 1251 mi between Kansas City and Key Largo.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $84. Spirit Airlines flights start at $136 while deals on Delta start at $148 one-way.

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

    Looking at all options, your cheapest flight can be booked for $89. While the most popular route (Kansas City - Miami) can be booked for $169 on average, our data indicates $847 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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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$96Average$205FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$107Average$219FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$192Average$363FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$367FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$224Average$421FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$267Average$460FlexibilityNo cancel feeOn-time63%

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