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Key Largo

$61+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — MIA
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit All airports to Key Largo are usually found in April or August, booked 41 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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$104
(Cheapflightsfares)

One-way from

$61
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$204
Provider with most accurate pricing for Detroit (DTT)-Miami flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Miami flights.
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From Detroit (DTT) to Key Largo
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One-way flight from Detroit (DTT) to Key Largo
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Highest demand for flights based on searches. 15% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 2, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 4/206:36 pmDTW - MIA
Nonstop3h 00mSpirit Airlines
Thu 4/241:53 pmMIA - DTW
Nonstop3h 09mSpirit Airlines
Deal found 4/1$104
This CheapOair deal was found by Cheapflights users on 4/1. 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.
Tue 4/226:32 pmDTW - MIA
Nonstop3h 00mMultiple Airlines
Sun 4/279:04 amMIA - DTW
1 stop6h 08mMultiple Airlines
Deal found 4/1$173
This Delta deal was found by Cheapflights users on 4/1. 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 5/108:50 pmDTW - MIA
Nonstop2h 56mDelta
Thu 5/1512:57 pmMIA - DTW
Nonstop3h 05mDelta
Deal found 4/1$189
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 4/254:15 pmDTW - MIA
1 stop5h 32mFrontier
Sat 5/39:33 amMIA - DTW
1 stop5h 19mFrontier
Deal found 4/1$194
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 5/206:03 amDTW - MIA
Nonstop3h 06mAmerican Airlines
Mon 5/266:00 amMIA - DTW
1 stop5h 17mAmerican Airlines
Deal found 3/31$229
This United Airlines deal was found by Cheapflights users on 4/1. 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 7/246:00 amDTW - MIA
1 stop5h 49mUnited Airlines
Tue 7/294:16 pmMIA - DTW
1 stop7h 41mUnited Airlines
Deal found 4/1$248

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 April 2, 2025.
Use the filters below to find and compare flights from Detroit 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

Sun 4/20

6:36 pm-9:36 pm

Nonstop3h 00m

Miami

Thu 4/24

1:53 pm-5:02 pm

Nonstop3h 09m

$104

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 4/22

6:32 pm-9:32 pm

Nonstop3h 00m

Miami

Sun 4/27

9:04 am-3:12 pm

1 stop6h 08m

$173

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sat 5/10

8:50 pm-11:46 pm

Nonstop2h 56m

Miami

Thu 5/15

12:57 pm-4:02 pm

Nonstop3h 05m

$189

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 4/25

4:15 pm-9:47 pm

1 stop5h 32m

Miami

Sat 5/3

9:33 am-2:52 pm

1 stop5h 19m

$194

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 5/20

6:03 am-9:09 am

Nonstop3h 06m

Miami

Mon 5/26

6:00 am-11:17 am

1 stop5h 17m

$229

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/20

6:36 pm-9:36 pm

Nonstop3h 00m

$61

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 4/25

6:40 pm-11:59 pm

1 stop5h 19m

$98

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 6/24

6:02 am-9:05 am

Nonstop3h 03m

$106

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Mon 6/30

5:15 am-3:45 pm

2 stops10h 30m

$130

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/20

5:40 am-2:55 pm

2 stops9h 15m

$181

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 11 results
1
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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 to Key Largo

How far ahead should I book a flight from Detroit 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 28, 2025.

The best time to book flights from Detroit to Key Largo is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Detroit to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Detroit to Key Largo (average of $229). Flying from Detroit 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 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 April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Key Largo as you normally would.

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 December 16, 2024.

Travelers seeking maximum savings on their Detroit 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 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 April 2, 2025.

The most flights from DTT to KE9 are scheduled on a Tuesday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 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 April 2, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Detroit to Key Largo. 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

Overall

8.0

Food

7.1

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

Overall

8.0

Food

7.1

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
7,898 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Overall

8.0

Food

7.1

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
8,615 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Overall

8.0

Food

7.1

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

Overall

8.0

Food

7.1

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
7,886 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Overall

8.0

Food

7.1

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?

    Most people fly from Detroit All airports (DTT) if they book a flight from Detroit to Key Largo. On average, All airports has 9 outbound flights to Key Largo per day from 6 airlines. Detroit All airports is conveniently located just 0.6 mi from Detroit’s city center.

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

    The cheapest airlines for a one-way flight from Detroit to Key Largo are Spirit Airlines ($61), Frontier ($99), and American Airlines ($106).

  • What are the most reliable airlines from Detroit to Key Largo?

    No one likes to see their flight delayed. When booking a flight from Detroit 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 to Key Largo?

    Looking at all options, your cheapest flight can be booked for $60. While the most popular route (Detroit Metropolitan Wayne County - Miami) can be booked for $81 on average our data indicates $1,026 when flying from Detroit to Key Largo.

  • 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 to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Detroit to Key Largo (average of $229). Flying from Detroit 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

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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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$218FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$168FlexibilityNo cancel feeOn-time62%
DeltaCheapest$159Average$433FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$472FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$233Average$460FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$248Average$504FlexibilityNo cancel feeOn-time63%

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