HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key Largo

$61+ 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — MIA
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 Metropolitan Wayne County to Key Largo are usually found in April or September, booked 29 days in advance, depart on a Sunday or Monday and return on a Thursday

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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$111
(Cheapflightsfares)

One-way from

$61
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$360
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. 12% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/283:47 pmDTW - MIA
Nonstop3h 01mSpirit Airlines
Wed 4/3011:15 amMIA - DTW
1 stop9h 15mSpirit Airlines
Deal found 3/23$111
This Delta deal was found by Cheapflights users on 3/24. 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.
Mon 5/198:21 pmDTW - MIA
Nonstop2h 55mDelta
Wed 5/288:40 amMIA - DTW
Nonstop3h 02mDelta
Deal found 3/24$139
This Southwest deal was found by Cheapflights users on 3/24. 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 5/134:05 pmDTW - MIA
1 stop5h 00mSouthwest
Fri 5/167:00 amMIA - DTW
1 stop10h 10mSouthwest
Deal found 3/24$164
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:03 amDTW - MIA
Nonstop3h 06mAmerican Airlines
Wed 5/147:58 pmMIA - DTW
Nonstop3h 10mAmerican Airlines
Deal found 3/23$188
This Priceline deal was found by Cheapflights users on 3/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/172:30 pmDTW - MIA
1 stop5h 28mMultiple Airlines
Sat 5/249:10 amMIA - DTW
1 stop6h 19mMultiple Airlines
Deal found 3/22$214
This Frontier deal was found by Cheapflights users on 3/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/304:26 pmDTW - MIA
1 stop5h 31mFrontier
Tue 6/310:37 amMIA - DTW
1 stop7h 40mFrontier
Deal found 3/24$258

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 March 25, 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

Mon 4/28

3:47 pm-6:48 pm

Nonstop3h 01m

Miami

Wed 4/30

11:15 am-8:30 pm

1 stop9h 15m

$111

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Mon 5/19

8:21 pm-11:16 pm

Nonstop2h 55m

Miami

Wed 5/28

8:40 am-11:42 am

Nonstop3h 02m

$139

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 5/13

4:05 pm-9:05 pm

1 stop5h 00m

Miami

Fri 5/16

7:00 am-5:10 pm

1 stop10h 10m

$164

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Wed 5/7

6:03 am-9:09 am

Nonstop3h 06m

Miami

Wed 5/14

7:58 pm-11:08 pm

Nonstop3h 10m

$188

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sat 5/17

2:30 pm-7:58 pm

1 stop5h 28m

Miami

Sat 5/24

9:10 am-3:29 pm

1 stop6h 19m

$214

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 5/30

4:26 pm-9:57 pm

1 stop5h 31m

Miami

Tue 6/3

9:10 am-3:26 pm

1 stop6h 16m

$258

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 4/25

3:47 pm-6:48 pm

Nonstop3h 01m

$61

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 6/10

5:40 am-11:10 am

1 stop5h 30m

$80

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Wed 4/23

1:29 pm-4:30 pm

Nonstop3h 01m

$100

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 6/20

6:02 am-9:05 am

Nonstop3h 03m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 12 results
1
2

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 March 21, 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, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Key Largo (average of $229). Flying from Detroit Metropolitan Wayne County Airport to Key Largo in March is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from 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 March 25, 2025.

When flying from Detroit Metropolitan Wayne County Airport to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from 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 at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Detroit Metropolitan Wayne County Airport 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 March 25, 2025.

The most flights from DTW to KE9 are scheduled on a Monday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Key Largo by month

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

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

Temperature in Key Largo by month

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

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

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key Largo. Reviews last updated March 25, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Detroit to Key Largo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,890 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,876 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 14 outbound flights to Key Largo per day.

  • What are the cheapest airlines to fly from Detroit Metropolitan Wayne County Airport to Key Largo one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $61. Delta flights start at $99 while deals on Southwest start at $125 one-way.

  • 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 Air France (100%), KLM (89%) or WestJet (85%) 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 $60. On average you can expect to pay $1,042. The most popular route, (Detroit Metropolitan Wayne County - Miami), can usually be booked for $91.

  • 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, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Key Largo (average of $229). Flying from Detroit Metropolitan Wayne County Airport to Key Largo in March is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$218FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$168FlexibilityNo cancel feeOn-time62%
DeltaCheapest$161Average$433FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$471FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$233Average$461FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$248Average$511FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.