HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key Largo

$78+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — MIA
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kansas City to Key Largo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 Wednesday 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 septiembre 11, 2025.

Round-trip from

$151
(Priceline)

One-way from

$78
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$319
From Kansas City to Key Largo
Search Deals
One-way flight from Kansas City to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 septiembre 11, 2025.

This Priceline deal was found by Cheapflights users on 9/10. 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.
sáb. 11/18:28 pmMCI - MIA
1 stop8h 51mFrontier
dom. 11/95:01 amMIA - MCI
1 stop6h 16mFrontier
Deal found 9/10$151
This Frontier deal was found by Cheapflights users on 9/10. 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.
lun. 10/2711:37 amMCI - MIA
1 stop11h 57mFrontier
vie. 10/315:05 amMIA - MCI
1 stop6h 12mFrontier
Deal found 9/10$153
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
dom. 11/28:28 pmMCI - MIA
1 stop8h 51mFrontier
dom. 11/95:01 amMIA - MCI
1 stop6h 16mFrontier
Deal found 9/9$162
This Booking.com deal was found by Cheapflights users on 9/11. 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.
dom. 10/2611:37 amMCI - MIA
1 stop11h 57mFrontier
sáb. 11/16:35 pmMIA - MCI
1 stop17h 42mFrontier
Deal found 9/11$164
This Priceline deal was found by Cheapflights users on 9/10. 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.
jue. 10/25:15 pmMCI - MIA
1 stop5h 57mFrontier
lun. 10/66:00 amMIA - MCI
1 stop8h 48mFrontier
Deal found 9/10$165
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/86:15 amMCI - MIA
1 stop5h 10mSouthwest
vie. 12/126:30 pmMIA - MCI
1 stop6h 35mSouthwest
Deal found 9/9$166
This American Airlines deal was found by Cheapflights users on 9/9. 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.
mar. 10/75:00 amMCI - MIA
Nonstop3h 09mAmerican Airlines
mar. 10/148:39 pmMIA - MCI
Nonstop3h 20mAmerican Airlines
Deal found 9/9$169
This Frontier deal was found by Cheapflights users on 9/11. 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.
sáb. 10/257:02 pmMCI - MIA
1 stop10h 17mFrontier
dom. 11/25:05 amMIA - MCI
1 stop6h 12mFrontier
Deal found 9/11$170
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/106:15 amMCI - MIA
2 stops8h 55mSouthwest
vie. 12/127:35 pmMIA - MCI
1 stop5h 40mSouthwest
Deal found 9/9$171
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/612:25 pmMCI - MIA
1 stop8h 00mSouthwest
mar. 12/94:55 pmMIA - MCI
1 stop5h 35mSouthwest
Deal found 9/9$172
This Priceline deal was found by Cheapflights users on 9/10. 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.
sáb. 11/18:28 pmMCI - MIA
1 stop8h 51mFrontier
lun. 11/105:01 amMIA - MCI
1 stop6h 16mFrontier
Deal found 9/10$174

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 septiembre 11, 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

sáb. 12/6

12:25 pm-9:25 pm

1 stop8h 00m

Miami

mié. 12/10

5:15 pm-9:25 pm

1 stop5h 10m

$172

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

mié. 12/10

6:15 am-4:10 pm

2 stops8h 55m

Miami

vie. 12/12

6:00 am-6:25 pm

2 stops13h 25m

$188

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

mar. 12/9

5:12 pm-12:46 am

1 stop6h 34m

Miami

mié. 12/17

7:00 am-11:18 am

1 stop5h 18m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

sáb. 11/8

6:15 pm-12:29 am

1 stop5h 14m

Miami

vie. 11/14

6:23 pm-11:56 pm

1 stop6h 33m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

sáb. 12/6

5:12 pm-12:46 am

1 stop6h 34m

Miami

mié. 12/10

6:30 pm-11:56 pm

1 stop6h 26m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

sáb. 12/6

5:12 pm-12:46 am

1 stop6h 34m

Miami

jue. 12/11

4:55 pm-11:56 pm

1 stop8h 01m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

mié. 10/8

6:30 am-1:28 pm

1 stop5h 58m

Miami

mié. 10/15

12:09 pm-4:44 pm

1 stop5h 35m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

mié. 12/10

2:13 pm-9:42 pm

1 stop6h 29m

Miami

mié. 12/17

3:50 pm-10:44 pm

1 stop7h 54m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

sáb. 11/1

6:15 pm-12:29 am

1 stop5h 14m

Miami

mar. 11/4

4:35 pm-11:39 pm

1 stop8h 04m

$217

Kansas CityMiami

MCI - MIA

MCIMIA

Kansas City

mar. 10/7

5:55 am-1:11 pm

1 stop6h 16m

Miami

mar. 10/7

6:15 pm-11:52 pm

1 stop6h 37m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 August 29, 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 $232). Flying from Kansas City to Key Largo in March is currently the most expensive (average of $289). 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 septiembre 11, 2025.

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

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 Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Kansas City to Key Largo

Explore weekly flight availability from Kansas City to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated septiembre 11, 2025.

The most flights from MCI to KE9 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 septiembre 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United 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
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8,023 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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 are 2 flights 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 6h 34m. Southwest provides one of the quickest options available for as low as $217. 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 most reliable airlines from Kansas City to Key Largo?

    The top 3 most reliable airlines when flying from Kansas City to Key Largo are American Airlines (79%), Qatar Airways (79%) and Southwest (51%).

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

    Looking at all options, your cheapest flight can be booked for $79. While the most popular route (Kansas City - Miami) can be booked for $151 on average, our data indicates $826 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 $232). Flying from Kansas City to Key Largo in March is currently the most expensive (average of $289). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kansas City to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Orlando flights
St. Louis to Miami flights
Kansas City to Orlando flights
Kansas City to Miami flights
Kansas City to Tampa flights
Kansas City to Fort Lauderdale flights
St. Louis to Tampa flights
St. Louis to Fort Lauderdale flights
St. Louis to Fort Myers flights
St. Louis to Key West flights
Kansas City to Pensacola flights
St. Louis to Jacksonville flights
Springfield to Orlando flights
Kansas City to West Palm Beach flights
St. Louis to Pensacola flights
Kansas City to Fort Myers flights
St. Louis to Sarasota flights
Springfield to Miami flights
Kansas City to Jacksonville flights
St. Louis to West Palm Beach flights
Kansas City to Key West flights
St. Louis to Panama City flights
Springfield to Tampa flights
Springfield to Fort Lauderdale flights
Kansas City to Sarasota flights
Kansas City to Panama City flights
St. Louis to Valparaiso flights
Kansas City to Valparaiso flights
Springfield to Pensacola flights
Springfield to Sarasota flights
Springfield to Melbourne flights
Springfield to Key West flights
Columbia to Pensacola flights
St. Louis to Daytona Beach flights
Kansas City to St Petersburg flights
Springfield to Jacksonville flights
Joplin to Tampa flights
Joplin to Pensacola flights
Springfield to Fort Myers flights
Springfield to Panama City flights
Kansas City to Daytona Beach flights
Springfield to West Palm Beach flights
Joplin to Sarasota flights
Columbia to Orlando flights
Kansas City to Melbourne flights
Joplin to Orlando flights
St. Louis to Tallahassee flights
Joplin to Miami flights
Springfield to Valparaiso flights
Springfield to Daytona Beach flights

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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$106Average$220FlexibilityNo cancel feeOn-time65%
FrontierCheapest$142Average$237FlexibilityNo cancel feeOn-time62%
DeltaCheapest$216Average$371FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$229Average$427FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$282Average$465FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.