$94+ Cheap flights from Detroit (DTT) 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — MIA
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Detroit 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 Detroit All airports to Key Largo are usually found in October or September, booked 86 days in advance, depart on a Monday or Wednesday and return on a Thursday
Cheap flight deals from Detroit to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Detroit to Key LargoExplore the most affordable flight options available from Detroit to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Detroit to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:34 pm -
1 stop25h 08m
Wed 9/235:50 am -
1 stop9h 38m
Deal found 8/21![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:02 pm -
1 stop5h 43m
Mon 11/166:45 am -
1 stop7h 54m
Deal found 8/18![Frontier logo]()
$188
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.
Tue 10/69:10 am -
Nonstop3h 02m
Sat 10/106:30 pm -
Nonstop3h 11m
Deal found 8/21![Delta logo]()
$189
This Expedia deal was found by Cheapflights users on 8/19. 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.
Wed 9/1610:37 am -
1 stop11h 23m
Sun 9/207:23 am -
1 stop12h 39m
Deal found 8/19![Frontier logo]()
$190
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:21 pm -
1 stop6h 20m
Mon 9/145:50 am -
1 stop9h 38m
Deal found 8/19![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/2110:37 am -
1 stop11h 40m
Mon 9/287:23 am -
1 stop12h 39m
Deal found 8/20![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sat 9/123:25 pm -
1 stop5h 13m
Wed 9/165:32 am -
2 stops12h 17m
Deal found 8/19![Frontier logo]()
$194
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
1 stop8h 24m
Tue 9/155:32 am -
1 stop6h 33m
Deal found 8/21![Frontier logo]()
$195
This Delta deal was found by Cheapflights users on 8/18. 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 10/36:10 pm -
1 stop6h 45m
Sat 10/106:30 pm -
Nonstop3h 11m
Deal found 8/18![Delta logo]()
$197
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:25 pm -
1 stop5h 13m
Mon 10/127:25 am -
1 stop12h 39m
Deal found 8/18![Frontier logo]()
$198
This FlightHub deal was found by Cheapflights users on 8/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:02 pm -
1 stop6h 47m
Sun 11/14:08 pm -
1 stop19h 59m
Deal found 8/19![Frontier logo]()
$199
This Frontier deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:02 pm -
1 stop5h 43m
Sun 11/156:45 am -
1 stop7h 54m
Deal found 8/18![Frontier logo]()
$200
Best flights from Detroit to Key LargoDiscover carefully curated flight deals from Detroit to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Detroit to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/18. 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 12/96:15 pm -
Nonstop3h 11m
Wed 12/161:10 pm -
Nonstop3h 10m
Deal found 8/18![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 8/20. 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 10/37:30 am -
2 stops11h 22m
Tue 10/611:25 am -
1 stop6h 46m
Deal found 8/20![United Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 8/20. 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 11/101:25 pm -
2 stops8h 45m
Sun 11/156:05 am -
2 stops11h 10m
Deal found 8/20![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 8/18. 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 10/216:14 pm -
Nonstop3h 02m
Tue 10/278:00 am -
Nonstop3h 04m
Deal found 8/18![Delta logo]()
$217
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 10/317:50 pm -
1 stop5h 03m
Mon 11/28:00 am -
Nonstop3h 04m
Deal found 8/22![Delta logo]()
$227
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.
Tue 11/172:09 pm -
1 stop8h 57m
Tue 11/245:05 pm -
1 stop7h 52m
Deal found 8/22![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 8/19. 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 10/36:10 pm -
1 stop6h 45m
Sun 10/118:00 am -
Nonstop3h 04m
Deal found 8/19![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/145:25 am -
1 stop6h 29m
Tue 9/221:44 pm -
2 stops10h 11m
Deal found 8/20![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 8/18. 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 11/710:50 am -
2 stops10h 05m
Mon 11/96:05 am -
2 stops11h 10m
Deal found 8/18![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 8/19. 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 1/301:45 pm -
1 stop7h 09m
Sun 2/78:00 am -
Nonstop3h 04m
Deal found 8/19![Delta logo]()
$289
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.
Wed 12/169:04 am -
1 stop9h 13m
Mon 12/216:00 am -
1 stop6h 38m
Deal found 8/22![Delta logo]()
$317
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.
Fri 1/154:10 pm -
1 stop6h 59m
Sat 1/308:00 am -
Nonstop3h 04m
Deal found 8/22![Delta logo]()
$357
Last-minute flights from Detroit to Key LargoDiscover last-minute flight deals from Detroit to Key Largo. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Key Largo. Data last updated August 22, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:21 pm -
1 stop6h 20m
Mon 9/145:50 am -
1 stop9h 38m
Deal found 8/19![Frontier logo]()
$192
This Frontier deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 am -
1 stop7h 22m
Thu 9/105:32 am -
1 stop6h 06m
Deal found 8/18![Frontier logo]()
$198
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
1 stop8h 24m
Tue 9/155:32 am -
1 stop6h 33m
Deal found 8/21![Frontier logo]()
$195
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am -
1 stop8h 24m
Thu 9/177:23 am -
1 stop12h 39m
Deal found 8/21![Frontier logo]()
$201
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:37 am -
1 stop11h 23m
Tue 9/155:50 am -
1 stop9h 38m
Deal found 8/21![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sat 9/123:25 pm -
1 stop5h 13m
Wed 9/165:32 am -
2 stops12h 17m
Deal found 8/19![Frontier logo]()
$194
This Expedia deal was found by Cheapflights users on 8/19. 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.
Wed 9/1610:37 am -
1 stop11h 23m
Sun 9/207:23 am -
1 stop12h 39m
Deal found 8/19![Frontier logo]()
$190
This Delta deal was found by Cheapflights users on 8/18. 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 9/169:07 am -
Nonstop3h 00m
Wed 9/231:12 pm -
Nonstop3h 05m
Deal found 8/18![Delta logo]()
$202
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:34 pm -
1 stop25h 08m
Wed 9/235:50 am -
1 stop9h 38m
Deal found 8/21![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/2110:37 am -
1 stop11h 40m
Mon 9/287:23 am -
1 stop12h 39m
Deal found 8/20![Frontier logo]()
$193
This Delta deal was found by Cheapflights users on 8/18. 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 9/232:54 pm -
1 stop6h 16m
Wed 9/306:42 pm -
Nonstop3h 09m
Deal found 8/18![Delta logo]()
$197
This Expedia deal was found by Cheapflights users on 8/18. 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.
Fri 9/258:35 pm -
1 stop28h 11m
Sun 9/277:23 am -
1 stop12h 39m
Deal found 8/18![Frontier logo]()
$200
One-way flights from Detroit to Key LargoSearch for one-way flight options from Detroit to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Detroit to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Super.com deal was found by Cheapflights users on 8/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:08 am -
1 stop17h 38m
Deal found 8/20![Frontier logo]()
$94
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:37 am -
1 stop11h 40m
Deal found 8/21![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/148:35 pm -
1 stop28h 11m
Deal found 8/19![Frontier logo]()
$99
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:40 pm -
1 stop29h 26m
Deal found 8/21![Frontier logo]()
$102
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:35 pm -
1 stop28h 09m
Deal found 8/21![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sun 10/412:33 pm -
1 stop29h 26m
Deal found 8/19![Frontier logo]()
$104
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
1 stop8h 24m
Deal found 8/21![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 8/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
1 stop7h 32m
Deal found 8/19![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 8/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:50 pm -
1 stop5h 55m
Deal found 8/18![Frontier logo]()
$108
This Southwest deal was found by Cheapflights users on 8/18. 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 10/312:25 pm -
2 stops9h 40m
Deal found 8/18![Southwest logo]()
$109
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:17 am -
1 stop13h 44m
Deal found 8/21![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 9/166:51 pm -
2 stops20h 33m
Deal found 8/19![Frontier logo]()
$113
Find flight deals from Detroit to Key Largo
Keep the following information in mind while searching for Detroit to Key Largo flight deals. Data was last updated August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (FlightHub) |
One-way from | $94 (Super.com) |
Popular in | June |
Cheapest in | October |
Average price | $279 |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit 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 22, 2026.
Use the filters below to find and compare flights from Detroit to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Wed 12/9
6:15 pm-9:26 pm
Nonstop3h 11m
Miami
Wed 12/16
1:10 pm-4:20 pm
Nonstop3h 10m
$217
Quickest round-trip
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Wed 10/21
6:14 pm-9:16 pm
Nonstop3h 02m
Miami
Tue 10/27
8:00 am-11:04 am
Nonstop3h 04m
$217
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Sat 10/31
7:50 pm-12:53 am
1 stop5h 03m
Miami
Mon 11/2
8:00 am-11:04 am
Nonstop3h 04m
$227
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Tue 11/17
2:09 pm-11:06 pm
1 stop8h 57m
Miami
Tue 11/24
5:05 pm-12:57 am
1 stop7h 52m
$237
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Sat 10/3
6:10 pm-12:55 am
1 stop6h 45m
Miami
Sun 10/11
8:00 am-11:04 am
Nonstop3h 04m
$274
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Sat 1/30
1:45 pm-8:54 pm
1 stop7h 09m
Miami
Sun 2/7
8:00 am-11:04 am
Nonstop3h 04m
$289
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Wed 12/16
9:04 am-6:17 pm
1 stop9h 13m
Miami
Mon 12/21
6:00 am-12:38 pm
1 stop6h 38m
$317
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Sat 10/3
7:30 am-6:52 pm
2 stops11h 22m
Miami
Tue 10/6
11:25 am-6:11 pm
1 stop6h 46m
$332
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Tue 11/10
1:25 pm-10:10 pm
2 stops8h 45m
Miami
Sun 11/15
6:05 am-5:15 pm
2 stops11h 10m
$343
DetroitMiami
DTW Detroit Metropolitan Wayne County - MIA Miami
DTWMIA
Detroit Metropolitan Wayne County
Fri 1/15
4:10 pm-11:09 pm
1 stop6h 59m
Miami
Sat 1/30
8:00 am-11:04 am
Nonstop3h 04m
$357
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Detroit to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Detroit with our price prediction graph.
DTW-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 Detroit to Key Largo
DTT-KE9
DTW-MIA
What is the cheapest time of day to fly from DTT to KE9?
Find hourly flight availability from Detroit 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 22, 2026.
A simple way to save on the total cost of your ticket is to fly from Detroit to Key Largo at noon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.
Weekly flight availability from Detroit to Key Largo
Explore weekly flight availability from Detroit 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 August 22, 2026.
The most flights from DTT to KE9 are scheduled on a Friday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Detroit to Key Largo?
Airfare is below average for this route at the moment.
Detroit to Key Largo flights typically cost between $216 and $360 in September.The cheapest round-trip price found within the last 5 days was $187 on Frontier (Sep 18-Sep 23).
What is the cheapest day to fly from Detroit to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Detroit to Key Largo. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Detroit to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key Largo. Reviews last updated August 22, 2026.
Read through reviews of airlines operating flights from Detroit to Key Largo, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Detroit to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 6 airlines flying from Detroit to Key Largo
Discover the top 6 airlines that operate flights from Detroit 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$195 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$137 | Average$277 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$376 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$161 | Average$392 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$199 | Average$405 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$388 | FlexibilityNo cancel fee | On-time69% |