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Key Largo

$76+ Cheap flights from Detroit Metropolitan Wayne County Airport (DTW) 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — MIA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit Metropolitan Wayne County to Key Largo are usually found in September or August, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Find flight deals from Detroit to Key Largo

Cheapest flights from Detroit to Key Largo
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 October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:12 pmDTW - MIA
1 stop6h 59mSpirit Airlines
Tue 11/185:27 pmMIA - DTW
2 stops21h 48mSpirit Airlines
Deal found 10/28$128
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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.
Sat 11/151:59 pmDTW - MIA
1 stop8h 18mSpirit Airlines
Thu 11/2010:45 amMIA - DTW
1 stop6h 56mSpirit Airlines
Deal found 10/30$129
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:39 pmDTW - MIA
Nonstop3h 09mMultiple Airlines
Sun 12/78:21 amMIA - DTW
1 stop23h 23mMultiple Airlines
Deal found 10/28$130
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/44:39 pmDTW - MIA
Nonstop3h 09mSpirit Airlines
Tue 12/92:10 pmMIA - DTW
1 stop9h 59mSpirit Airlines
Deal found 10/30$131
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:39 pmDTW - MIA
Nonstop3h 09mSpirit Airlines
Sat 12/1312:17 pmMIA - DTW
Nonstop3h 17mSpirit Airlines
Deal found 10/29$132
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:50 amDTW - MIA
1 stop6h 27mMultiple Airlines
Wed 12/247:05 pmMIA - DTW
1 stop14h 49mMultiple Airlines
Deal found 10/28$133
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
Thu 11/207:10 amDTW - MIA
Nonstop3h 14mSpirit Airlines
Tue 12/212:41 pmMIA - DTW
1 stop10h 28mSpirit Airlines
Deal found 10/28$135
This Priceline deal was found by Cheapflights users on 10/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:08 amDTW - MIA
1 stop6h 06mMultiple Airlines
Mon 12/157:00 amMIA - DTW
Nonstop3h 12mMultiple Airlines
Deal found 10/28$136
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/93:24 pmDTW - MIA
1 stop8h 27mSpirit Airlines
Thu 11/1312:05 pmMIA - DTW
1 stop5h 07mSpirit Airlines
Deal found 10/29$137
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:10 amDTW - MIA
Nonstop3h 14mSpirit Airlines
Mon 12/86:05 amMIA - DTW
1 stop26h 02mSpirit Airlines
Deal found 10/28$138
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:12 amDTW - MIA
1 stop7h 47mSpirit Airlines
Mon 11/175:27 pmMIA - DTW
1 stop15h 52mSpirit Airlines
Deal found 10/28$139
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:10 amDTW - MIA
Nonstop3h 14mMultiple Airlines
Mon 11/178:25 amMIA - DTW
1 stop9h 47mMultiple Airlines
Deal found 10/28$140

Cheap 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 October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$128
(Mytrip)

One-way from

$76
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$239
Provider with most accurate pricing for Detroit (DTT)-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Miami flights.
Search Deals
From Detroit Metropolitan Wayne County to Key Largo
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Key Largo
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Key Largo that are best for you.

Fly from

Detroit

Fly to

Key Largo

Route

Depart

Return

Price

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 12/2

1:26 pm-4:38 pm

Nonstop3h 12m

Miami

Tue 3/3

8:05 am-11:18 am

Nonstop3h 13m

$169

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 12/16

1:26 pm-4:38 pm

Nonstop3h 12m

Miami

Tue 1/6

6:55 pm-10:13 pm

Nonstop3h 18m

$205

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 11/25

7:54 am-11:05 am

Nonstop3h 11m

Miami

Tue 12/2

5:33 pm-8:53 pm

Nonstop3h 20m

$237

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sat 1/10

11:32 am-8:32 pm

1 stop9h 00m

Miami

Sun 1/18

6:00 am-1:51 pm

1 stop7h 51m

$251

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 11/9

6:31 pm-9:38 pm

Nonstop3h 07m

Miami

Tue 11/18

12:00 pm-3:11 pm

Nonstop3h 11m

$264

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 12/5

6:38 pm-9:50 pm

Nonstop3h 12m

Miami

Tue 12/9

12:00 pm-3:15 pm

Nonstop3h 15m

$269

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 1/9

9:00 am-5:15 pm

1 stop8h 15m

Miami

Sun 1/18

6:00 am-1:51 pm

1 stop7h 51m

$271

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Mon 1/5

5:35 am-5:50 pm

1 stop12h 15m

Miami

Sat 1/10

7:00 am-12:15 pm

1 stop5h 15m

$273

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Mon 1/5

2:06 pm-11:20 pm

1 stop9h 14m

Miami

Sat 1/10

8:05 am-11:13 am

Nonstop3h 08m

$278

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 11/2

6:30 pm-9:27 pm

Nonstop2h 57m

Miami

Tue 11/25

5:26 pm-8:34 pm

Nonstop3h 08m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 23 results
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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.
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 Metropolitan Wayne County Airport to Key Largo

How far ahead should I book a flight from Detroit Metropolitan Wayne County Airport to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Key Largo. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Detroit Metropolitan Wayne County Airport to Key Largo, you should look to book at least 29 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 Detroit Metropolitan Wayne County Airport to Key Largo?

Currently, October is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Key Largo (average of $59). Flying from Detroit Metropolitan Wayne County Airport to Key Largo in December is currently the most expensive (average of $131). 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 DTW 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 October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit Metropolitan Wayne County Airport to Key Largo in the evening. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Detroit Metropolitan Wayne County Airport 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 December 16, 2024.

Travelers seeking maximum savings on their Detroit Metropolitan Wayne County Airport to Key Largo flight should consider departing on Tuesday 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.

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 October 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Detroit Metropolitan Wayne County Airport to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,116 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from 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.

  • What airport do you fly from for flights from Detroit to Key Largo?

    Detroit Metropolitan Wayne County (DTW), located 17.3 mi from the city center, is the airport you fly out of when you book flights from Detroit to Key Largo. 6 airlines have flights from Detroit Metropolitan Wayne County to Key Largo on a regular basis. Booking flights from Detroit Metropolitan Wayne County to Key Largo should not be difficult; the airport handles an average of 9 outbound flights to Key Largo per day.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Key Largo?

    Delta and United Airlines can get you from Detroit Metropolitan Wayne County Airport to Key Largo in just under 3h 12m. Your travel time can differ by up to 5h 48m. There are 1147 mi between Detroit Metropolitan Wayne County Airport and Key Largo. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most reliable airlines from Detroit Metropolitan Wayne County Airport to Key Largo?

    No one likes to see their flight delayed. When booking a flight from Detroit Metropolitan Wayne County Airport to Key Largo consider choosing GOL (100%), American Airlines (95%) or Qatar Airways (95%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Detroit Metropolitan Wayne County Airport to Key Largo?

    The cheapest flight price from Detroit Metropolitan Wayne County Airport to Key Largo is $71. On average you can expect to pay $569. The most popular route, (Detroit Metropolitan Wayne County - Miami), can usually be booked for $69.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit Metropolitan Wayne County Airport to Key Largo?

    Currently, October is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Key Largo (average of $59). Flying from Detroit Metropolitan Wayne County Airport to Key Largo in December is currently the most expensive (average of $131). 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 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$205FlexibilityNo cancel feeOn-time65%
FrontierCheapest$91Average$243FlexibilityNo cancel feeOn-time62%
DeltaCheapest$163Average$430FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$178Average$434FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$204Average$360FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$216Average$474FlexibilityNo cancel feeOn-time71%

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