$132+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — MIA
Sep 26 — Oct 31
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 August 27, 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 August 27, 2026.
This Delta deal was found by Cheapflights users on 8/26. 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 9/153:59 pm -
1 stop6h 21m
Tue 9/227:18 am -
1 stop7h 32m
Deal found 8/26![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 8/26. 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 10/78:20 am -
2 stops10h 40m
Sat 10/175:50 am -
1 stop4h 50m
Deal found 8/26![Southwest logo]()
$294
This American Airlines deal was found by Cheapflights users on 8/25. 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 11/1311:38 am -
1 stop8h 26m
Thu 11/199:23 pm -
Nonstop3h 31m
Deal found 8/25![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/26. 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 9/256:37 pm -
1 stop5h 18m
Sat 10/37:21 am -
1 stop5h 19m
Deal found 8/26![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/22. 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 10/16:15 am -
1 stop6h 06m
Sat 10/38:54 am -
2 stops9h 46m
Deal found 8/22![United Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 8/24. 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 10/810:25 am -
1 stop11h 40m
Thu 10/158:00 pm -
1 stop5h 15m
Deal found 8/24![Southwest logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/25. 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 11/277:00 am -
Nonstop3h 20m
Sat 12/57:10 pm -
1 stop4h 56m
Deal found 8/25![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/25. 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 9/168:20 am -
2 stops10h 45m
Mon 9/216:20 am -
1 stop10h 40m
Deal found 8/25![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 8/21. 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 11/277:00 am -
Nonstop3h 20m
Mon 12/79:21 pm -
1 stop11h 27m
Deal found 8/21![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 8/24. 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 9/103:59 pm -
1 stop6h 21m
Tue 9/156:00 am -
1 stop6h 40m
Deal found 8/24![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/25. 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 10/166:27 pm -
1 stop5h 25m
Mon 10/196:15 am -
1 stop4h 59m
Deal found 8/25![American Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 8/25. 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.
Fri 9/1112:30 pm -
2 stops8h 40m
Tue 9/157:30 am -
1 stop5h 30m
Deal found 8/25![Southwest logo]()
$330
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 August 27, 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 August 27, 2026.
This Delta deal was found by Cheapflights users on 8/21. 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 10/156:51 pm -
1 stop5h 02m
Sat 10/178:00 am -
1 stop5h 44m
Deal found 8/21![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 8/23. 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 10/171:05 pm -
2 stops8h 00m
Sat 10/245:50 am -
1 stop4h 50m
Deal found 8/23![Southwest logo]()
$294
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 9/66:00 am -
1 stop7h 45m
Wed 9/911:30 am -
1 stop6h 39m
Deal found 8/23![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 8/23. 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.
Mon 9/144:49 pm -
1 stop4h 44m
Mon 9/216:40 am -
1 stop5h 43m
Deal found 8/23![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 8/25. 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.
Fri 9/251:55 pm -
1 stop7h 15m
Sat 9/269:40 am -
2 stops9h 50m
Deal found 8/25![Southwest logo]()
$334
This Delta deal was found by Cheapflights users on 8/22. 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 10/172:59 pm -
1 stop5h 22m
Mon 10/194:24 pm -
1 stop4h 57m
Deal found 8/22![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 8/22. 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.
Fri 10/1612:20 pm -
2 stops9h 45m
Tue 10/206:10 pm -
1 stop5h 30m
Deal found 8/22![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 8/23. 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 9/51:15 pm -
1 stop5h 05m
Sat 9/122:20 pm -
1 stop7h 20m
Deal found 8/23![Southwest logo]()
$361
This Delta deal was found by Cheapflights users on 8/26. 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.
Sun 10/186:51 pm -
1 stop5h 02m
Sat 10/246:00 am -
1 stop9h 09m
Deal found 8/26![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 8/26. 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 9/195:45 am -
2 stops9h 30m
Wed 9/2311:50 am -
2 stops10h 30m
Deal found 8/26![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 8/21. 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 10/1512:20 pm -
2 stops9h 45m
Sat 10/175:50 am -
1 stop4h 50m
Deal found 8/21![Southwest logo]()
$374
Last-minute flights from Milwaukee to Key LargoDiscover last-minute flight deals from Milwaukee to Key Largo. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Key Largo. Data last updated August 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/24. 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 9/103:59 pm -
1 stop6h 21m
Tue 9/156:00 am -
1 stop6h 40m
Deal found 8/24![Delta logo]()
$325
This Southwest deal was found by Cheapflights users on 8/25. 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.
Fri 9/1112:30 pm -
2 stops8h 40m
Tue 9/157:30 am -
1 stop5h 30m
Deal found 8/25![Southwest logo]()
$330
This Delta deal was found by Cheapflights users on 8/26. 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 9/153:59 pm -
1 stop6h 21m
Tue 9/227:18 am -
1 stop7h 32m
Deal found 8/26![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 8/23. 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 9/156:40 am -
2 stops7h 50m
Wed 9/1611:50 am -
2 stops10h 30m
Deal found 8/23![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 8/25. 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 9/162:05 pm -
1 stop5h 00m
Mon 9/216:20 am -
1 stop10h 40m
Deal found 8/25![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 8/26. 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 9/197:30 am -
1 stop7h 45m
Wed 9/2311:50 am -
2 stops9h 45m
Deal found 8/26![Southwest logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Mon 9/212:48 pm -
1 stop5h 57m
Mon 9/285:15 am -
1 stop8h 33m
Deal found 8/22![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 8/26. 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 9/256:37 pm -
1 stop5h 18m
Sat 10/37:21 am -
1 stop5h 19m
Deal found 8/26![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 8/24. 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 9/285:45 am -
2 stops9h 40m
Wed 9/307:30 am -
2 stops9h 50m
Deal found 8/24![Southwest logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Mon 9/282:02 pm -
1 stop5h 37m
Fri 10/26:55 am -
1 stop6h 53m
Deal found 8/25![American Airlines logo]()
$329
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 August 27, 2026.
Search for one-way flight options from Milwaukee to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/2410:10 am -
2 stops36h 59m
Deal found 8/24![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/2010:15 am -
2 stops27h 03m
Deal found 8/24![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/2710:15 am -
2 stops23h 14m
Deal found 8/24![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 stops34h 16m
Deal found 8/23![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 8/22. 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 9/215:20 am -
1 stop8h 20m
Deal found 8/22![Southwest logo]()
$145
This Southwest deal was found by Cheapflights users on 8/24. 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 9/228:20 am -
2 stops10h 45m
Deal found 8/24![Southwest logo]()
$150
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 9/235:00 am -
2 stops10h 31m
Deal found 8/23![United Airlines logo]()
$155
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Mon 9/285:53 pm -
1 stop5h 06m
Deal found 8/26![American Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/2210:15 am -
2 stops34h 35m
Deal found 8/24![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/268:10 pm -
2 stops24h 21m
Deal found 8/24![Frontier 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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Delta) |
One-way from | $132 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $379 |
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 August 27, 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
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Thu 10/15
6:51 pm-12:53 am
1 stop5h 02m
Miami
Sat 10/17
8:00 am-12:44 pm
1 stop5h 44m
$289
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Mon 9/14
4:49 pm-10:33 pm
1 stop4h 44m
Miami
Mon 9/21
6:40 am-11:23 am
1 stop5h 43m
$289
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sat 10/17
1:05 pm-10:05 pm
2 stops8h 00m
Miami
Sat 10/24
5:50 am-9:40 am
1 stop4h 50m
$294
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Fri 9/25
1:55 pm-10:10 pm
1 stop7h 15m
Miami
Sat 9/26
9:40 am-6:30 pm
2 stops9h 50m
$334
Quickest round-trip
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sat 10/17
2:59 pm-9:21 pm
1 stop5h 22m
Miami
Mon 10/19
4:24 pm-8:21 pm
1 stop4h 57m
$357
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Fri 10/16
12:20 pm-11:05 pm
2 stops9h 45m
Miami
Tue 10/20
6:10 pm-10:40 pm
1 stop5h 30m
$359
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sun 9/6
6:00 am-2:45 pm
1 stop7h 45m
Miami
Wed 9/9
11:30 am-5:09 pm
1 stop6h 39m
$361
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sat 9/5
1:15 pm-7:20 pm
1 stop5h 05m
Miami
Sat 9/12
2:20 pm-8:40 pm
1 stop7h 20m
$361
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sat 9/19
5:45 am-4:15 pm
2 stops9h 30m
Miami
Wed 9/23
11:50 am-9:20 pm
2 stops10h 30m
$364
MilwaukeeMiami
MKE Milwaukee-Mitchell - MIA Miami
MKEMIA
Milwaukee-Mitchell
Sun 10/18
6:51 pm-12:53 am
1 stop5h 02m
Miami
Sat 10/24
6:00 am-2:09 pm
1 stop9h 09m
$367
Showing 1-10 of 20 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 August 27, 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 14% 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 typical for this route at the moment.
Milwaukee to Key Largo flights typically cost between $250 and $398 in September.The cheapest round-trip price found within the last 5 days was $289 on Delta (Sep 15-Sep 22).
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 August 27, 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
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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Milwaukee and Key Largo flights
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$47 | Average$218 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$232 | Average$428 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$382 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$436 | FlexibilityNo cancel fee | On-time63% |