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Key Largo

$109+ Cheap flights from Milwaukee (MKE) 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — MIA
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Milwaukee-Mitchell to Key Largo are usually found in September or August, booked 52 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Milwaukee to Key Largo

Keep the following information in mind while searching for Milwaukee to Key Largo flight deals. Data was last updated abril 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$230
(Cheapflightsfares)

One-way from

$109
(Frontier)

Popular in

March

Cheapest in

September

Average price

$397
Provider with most accurate pricing for Milwaukee-Mitchell-Miami flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Miami flights.
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From Milwaukee-Mitchell to Key Largo
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One-way flight from Milwaukee-Mitchell to Key Largo
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Highest demand for flights based on searches. 14% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Milwaukee to Key Largo

Cheapest flights from Milwaukee to Key Largo
Explore the most affordable flight options available from Milwaukee to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/99:15 amMKE - MIA
1 stop9h 57mSpirit Airlines
jue. 6/128:45 pmMIA - MKE
1 stop12h 21mSpirit Airlines
Deal found 4/28$230
This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/269:15 amMKE - MIA
1 stop9h 57mMultiple Airlines
vie. 5/306:00 amMIA - MKE
1 stop14h 00mMultiple Airlines
Deal found 4/29$249
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/277:00 amMKE - MIA
1 stop8h 35mSouthwest
sáb. 8/305:50 amMIA - MKE
1 stop4h 50mSouthwest
Deal found 4/28$277
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/246:00 amMKE - MIA
1 stop7h 14mDelta
sáb. 5/318:40 amMIA - MKE
1 stop4h 49mDelta
Deal found 4/28$281
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/2810:45 amMKE - MIA
2 stops10h 54mUnited Airlines
mié. 7/24:16 pmMIA - MKE
1 stop5h 29mUnited Airlines
Deal found 4/28$282
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/2912:16 pmMKE - MIA
1 stop7h 29mAmerican Airlines
mar. 6/311:21 amMIA - MKE
1 stop6h 19mAmerican Airlines
Deal found 4/28$322
This Frontier deal was found by Cheapflights users on 4/28. 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.
jue. 5/13:38 pmMKE - MIA
1 stop12h 44mFrontier
jue. 5/86:00 amMIA - MKE
1 stop9h 48mFrontier
Deal found 4/28$340

Cheapflights Fare Finder

Customize your flight search to find flights from Milwaukee 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 abril 29, 2025.
Use the filters below to find and compare flights from Milwaukee to Key Largo that are best for you.

Fly from

Milwaukee

Fly to

Key Largo

Route

Depart

Return

Price

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

lun. 6/9

9:15 am-8:12 pm

1 stop9h 57m

Miami

jue. 6/12

8:45 pm-8:06 am

1 stop12h 21m

$230

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

lun. 5/26

9:15 am-8:12 pm

1 stop9h 57m

Miami

vie. 5/30

6:00 am-7:00 pm

1 stop14h 00m

$249

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

mié. 8/27

7:00 am-4:35 pm

1 stop8h 35m

Miami

sáb. 8/30

5:50 am-9:40 am

1 stop4h 50m

$277

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

sáb. 5/24

6:00 am-2:14 pm

1 stop7h 14m

Miami

sáb. 5/31

8:40 am-12:29 pm

1 stop4h 49m

$281

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

sáb. 6/28

10:45 am-10:39 pm

2 stops10h 54m

Miami

mié. 7/2

4:16 pm-8:45 pm

1 stop5h 29m

$282

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

jue. 5/29

12:16 pm-8:45 pm

1 stop7h 29m

Miami

mar. 6/3

11:21 am-4:40 pm

1 stop6h 19m

$322

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

jue. 5/22

7:45 pm-6:30 am

1 stop9h 45m

Miami

lun. 5/26

6:00 am-7:00 pm

1 stop14h 00m

$390

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

vie. 6/6

7:56 pm-6:30 am

1 stop9h 34m

$109

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

lun. 6/2

9:15 am-8:12 pm

1 stop9h 57m

$115

MilwaukeeMiami

MKE - MIA

MKEMIA

Milwaukee-Mitchell

mar. 7/1

6:38 am-1:39 pm

1 stop6h 01m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
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Best time to book a flight from Milwaukee to Key Largo

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

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

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Key Largo. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Milwaukee to Key Largo, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Milwaukee to Key Largo (average of $228). Flying from Milwaukee 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 MKE to KE9?

Find hourly flight availability from Milwaukee 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 abril 29, 2025.

When flying from Milwaukee 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 Milwaukee to Key Largo?

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

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

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 abril 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Milwaukee to Key Largo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee 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 Milwaukee to Key Largo?

    If you book a flight to Key Largo from Milwaukee, you will be flying from Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 0 flights from Milwaukee-Mitchell to Key Largo per day from 6 different airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $109. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Milwaukee to Key Largo for a low price.

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

    Before booking your flight to Key Largo from Milwaukee, check out the most reliable airlines to get you to your destination on time: Qatar Airways (93%), American Airlines (90%), Envoy Air( 90%).

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

    While on average a flight from Milwaukee to Key Largo is generally $642, our data shows the cheapest flight currently is $183. When looking at the most popular route, (Milwaukee-Mitchell - Miami), you can expect to pay $230 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Milwaukee 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 Milwaukee to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Milwaukee to Key Largo (average of $228). Flying from Milwaukee 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

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Top 6 airlines flying from Milwaukee to Key Largo

Discover the top 6 airlines that operate flights from Milwaukee 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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$67Average$219FlexibilityNo cancel feeOn-time65%
FrontierCheapest$125Average$207FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$168Average$372FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$216Average$400FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$355FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$257Average$479FlexibilityNo cancel feeOn-time63%

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