$126+ Cheap flights from Milwaukee (MKE) to Key Largo, FL
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — MIA
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Milwaukee 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 Milwaukee-Mitchell to Key Largo are usually found in September or October, booked 75 days in advance, depart on a Sunday or Thursday and return on a Monday
Cheap flight deals from Milwaukee to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Milwaukee to Key LargoExplore 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 September 15, 2026.
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 September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:59 pm -
1 stop6h 42m
Tue 10/201:19 pm -
1 stop7h 47m
Deal found 9/14![Delta logo]()
$255
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 am -
2 stops10h 45m
Tue 10/2012:05 pm -
1 stop5h 15m
Deal found 9/14![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:00 pm -
1 stop4h 50m
Sat 11/146:45 am -
1 stop4h 45m
Deal found 9/14![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:15 pm -
1 stop4h 40m
Tue 12/811:35 am -
2 stops10h 25m
Deal found 9/14![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:20 am -
2 stops10h 45m
Sat 10/317:30 am -
2 stops10h 20m
Deal found 9/14![Southwest logo]()
$265
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 pm -
1 stop5h 18m
Wed 11/1110:34 am -
1 stop8h 02m
Deal found 9/14![Delta logo]()
$272
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:36 am -
1 stop6h 37m
Sat 10/3110:00 am -
1 stop8h 39m
Deal found 9/10![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:30 pm -
1 stop6h 10m
Mon 10/268:00 pm -
1 stop5h 20m
Deal found 9/13![Southwest logo]()
$301
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:35 am -
1 stop5h 25m
Mon 12/211:56 pm -
2 stops8h 00m
Deal found 9/10![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 pm -
1 stop5h 08m
Mon 11/28:00 am -
1 stop5h 44m
Deal found 9/14![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:38 am -
1 stop8h 26m
Wed 11/118:26 am -
1 stop11h 08m
Deal found 9/14![American Airlines logo]()
$313
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:29 pm -
1 stop7h 24m
Mon 11/26:00 am -
1 stop9h 09m
Deal found 9/10![Delta logo]()
$314
Best flights from Milwaukee to Key LargoDiscover carefully curated flight deals from Milwaukee to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Milwaukee to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:20 pm -
1 stop4h 45m
Sat 10/317:30 am -
2 stops10h 20m
Deal found 9/14![Southwest logo]()
$260
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:51 pm -
1 stop5h 02m
Tue 10/276:00 am -
1 stop7h 01m
Deal found 9/10![Delta logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:18 am -
1 stop6h 41m
Sun 10/258:51 am -
1 stop5h 42m
Deal found 9/14![United Airlines logo]()
$360
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:20 pm -
1 stop6h 23m
Fri 10/308:10 am -
1 stop6h 44m
Deal found 9/10![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:25 am -
2 stops9h 45m
Sat 11/147:00 am -
1 stop6h 05m
Deal found 9/14![Southwest logo]()
$333
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:54 pm -
1 stop4h 59m
Sat 10/247:10 am -
1 stop7h 44m
Deal found 9/10![Delta logo]()
$314
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:36 pm -
1 stop6h 58m
Sun 12/69:00 am -
1 stop5h 32m
Deal found 9/10![United Airlines logo]()
$372
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:29 am -
1 stop6h 23m
Wed 10/284:58 pm -
1 stop6h 48m
Deal found 9/11![United Airlines logo]()
$381
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:05 pm -
1 stop5h 15m
Thu 11/126:50 am -
1 stop5h 10m
Deal found 9/11![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:45 am -
2 stops9h 25m
Sun 11/156:05 am -
1 stop7h 00m
Deal found 9/14![Southwest logo]()
$387
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:03 pm -
2 stops9h 23m
Sat 11/78:45 am -
2 stops9h 58m
Deal found 9/10![United Airlines logo]()
$399
Last-minute flights from Milwaukee to Key LargoDiscover last-minute flight deals from Milwaukee to Key Largo. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Key Largo. Data last updated September 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:58 pm -
1 stop7h 41m
Mon 10/126:15 am -
1 stop4h 59m
Deal found 9/14![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:59 pm -
1 stop6h 42m
Tue 10/201:19 pm -
1 stop7h 47m
Deal found 9/14![Delta logo]()
$255
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 am -
2 stops10h 45m
Tue 10/2012:05 pm -
1 stop5h 15m
Deal found 9/14![Southwest logo]()
$260
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:20 am -
2 stops10h 45m
Fri 10/166:25 am -
1 stop5h 15m
Deal found 9/10![Southwest logo]()
$319
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:58 pm -
1 stop7h 41m
Tue 10/206:15 am -
1 stop6h 11m
Deal found 9/10![American Airlines logo]()
$329
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:36 am -
1 stop6h 37m
Sat 10/3110:00 am -
1 stop8h 39m
Deal found 9/10![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:30 pm -
1 stop6h 10m
Mon 10/268:00 pm -
1 stop5h 20m
Deal found 9/13![Southwest logo]()
$301
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:29 pm -
1 stop7h 24m
Mon 11/26:00 am -
1 stop9h 09m
Deal found 9/10![Delta logo]()
$314
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:50 pm -
2 stops6h 20m
Fri 10/307:10 am -
2 stops11h 05m
Deal found 9/10![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:20 am -
2 stops10h 45m
Sat 10/317:30 am -
2 stops10h 20m
Deal found 9/14![Southwest logo]()
$265
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 pm -
1 stop5h 08m
Mon 11/28:00 am -
1 stop5h 44m
Deal found 9/14![Delta logo]()
$306
One-way flights from Milwaukee to Key LargoSearch for one-way flight options from Milwaukee to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Milwaukee to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:15 am -
2 stops34h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$126
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:15 am -
2 stops23h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$130
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:30 pm -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$131
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:35 am -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Southwest logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 12/145:33 pm -
2 stops17h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$146
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:25 pm -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$150
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:33 pm -
2 stops17h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$152
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:10 am -
2 stops13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$161
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:55 pm -
1 stop6h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![American Airlines logo]()
$162
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:17 pm -
2 stops9h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$169
Find 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (American Airlines) |
One-way from | $126 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $347 |
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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Milwaukee to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Thu 12/3
3:50 pm-10:10 pm
1 stop5h 20m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$190
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Wed 11/11
6:47 am-3:03 pm
1 stop7h 16m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$191
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Thu 11/19
10:20 am-8:55 pm
2 stops9h 35m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$195
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Wed 11/25
6:35 pm-11:41 am
1 stop16h 06m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$198
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sun 12/13
2:38 pm-10:43 pm
1 stop7h 05m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$223
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sun 11/22
6:00 am-2:36 pm
1 stop7h 36m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$233
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Tue 12/8
9:15 am-5:00 pm
1 stop6h 45m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$236
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Tue 10/13
5:00 am-11:55 am
1 stop5h 55m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$236
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Fri 11/6
12:45 pm-10:05 pm
2 stops8h 20m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$238
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Wed 11/25
5:45 am-6:05 pm
2 stops11h 20m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$238
Showing 1-10 of 22 resultsSorted by cheapest first
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.
MKE-MIA
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
MKE-KE9
MKE-MIA
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 September 15, 2026.
A simple way to save on the total cost of your ticket is to fly from Milwaukee to Key Largo at noon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the afternoon.
How much does it cost to fly round-trip from Milwaukee to Key Largo?
Airfare is below average for this route at the moment.
Milwaukee to Key Largo flights typically cost between $258 and $410 in February.The cheapest round-trip price found within the last 5 days was $252 on American Airlines (Feb 2-Feb 16).
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 September 15, 2026.
Read through reviews of airlines operating flights from Milwaukee to Key Largo, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
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Milwaukee and Key Largo flights
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$47 | Average$204 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$427 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$382 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$453 | FlexibilityNo cancel fee | On-time63% |