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Key Largo

$71+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — MIA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Detroit All airports to Key Largo are usually found in April or September, booked 28 days in advance, depart on a Monday or Sunday and return on a Friday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$129
(Frontier)

One-way from

$71
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$282
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
Search Deals
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 February 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 February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/85:18 pmDTW - MIA
1 stop7h 07mFrontier
Sun 3/1610:28 pmMIA - DTW
1 stop11h 17mFrontier
Deal found 2/20$129
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/77:27 pmDTW - MIA
1 stop24h 13mSpirit Airlines
Wed 3/125:30 amMIA - DTW
1 stop10h 47mSpirit Airlines
Deal found 2/20$130
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Fri 3/219:58 pmDTW - MIA
1 stop9h 56mMultiple Airlines
Mon 3/248:00 amMIA - DTW
1 stop7h 41mMultiple Airlines
Deal found 2/20$136
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:15 pmDTW - MIA
Nonstop3h 03mDelta
Sun 5/118:05 amMIA - DTW
Nonstop3h 09mDelta
Deal found 2/20$215
This Southwest deal was found by Cheapflights users on 2/20. 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.
Wed 3/191:00 pmDTW - MIA
2 stops9h 50mSouthwest
Tue 3/253:00 pmMIA - DTW
1 stop7h 45mSouthwest
Deal found 2/20$224
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/16:10 pmDTW - MIA
Nonstop3h 03mAmerican Airlines
Tue 3/48:20 pmMIA - DTW
Nonstop3h 10mAmerican Airlines
Deal found 2/20$252

Find flights from Detroit to Key Largo within your budget

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 February 20, 2025.

Fly from

Detroit

Fly to

Key Largo

Route

Depart

Return

Price

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sat 3/8

5:18 pm-12:25 am

1 stop7h 07m

Miami

Sun 3/16

10:28 pm-9:45 am

1 stop11h 17m

$129

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 3/7

7:27 pm-7:40 pm

1 stop24h 13m

Miami

Wed 3/12

5:30 am-4:17 pm

1 stop10h 47m

$130

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 3/21

9:58 pm-7:54 am

1 stop9h 56m

Miami

Mon 3/24

8:00 am-3:41 pm

1 stop7h 41m

$136

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 3/25

6:15 pm-9:21 pm

Nonstop3h 06m

Miami

Wed 3/26

8:05 am-11:17 am

Nonstop3h 12m

$199

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Wed 3/19

1:00 pm-10:50 pm

2 stops9h 50m

Miami

Tue 3/25

3:00 pm-10:45 pm

1 stop7h 45m

$224

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sat 3/1

6:10 pm-9:13 pm

Nonstop3h 03m

Miami

Tue 3/4

8:20 pm-11:30 pm

Nonstop3h 10m

$252

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 3/9

5:37 pm-12:10 am

1 stop6h 33m

$71

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 4/4

9:40 pm-12:12 am

1 stop26h 32m

$76

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Wed 3/26

6:00 am-2:55 pm

2 stops8h 55m

$124

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 3/18

7:00 am-8:01 pm

2 stops13h 01m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 14 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.

Travel insights for flights from Detroit to Key Largo

Get recent, data-driven insights about flights from Detroit to Key Largo including ideal travel times, pricing trends, and more.

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 February 14, 2025.

The best time to book flights from Detroit to Key Largo is 28 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 $231). 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 February 20, 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 evenings 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 February 20, 2025.

The most flights from DTT to KE9 are scheduled on a Wednesday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 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 February 20, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta 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
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 15 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 ($71), Frontier ($76), and Southwest ($124).

  • 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 Delta (72%), Air France (72%) or WestJet (71%) 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 $53. While the most popular route (Detroit Metropolitan Wayne County - Miami) can be booked for $76 on average our data indicates $713 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 $231). 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.

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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$72Average$217FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$163FlexibilityNo cancel feeOn-time62%
DeltaCheapest$165Average$439FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$463FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$233Average$464FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$248Average$522FlexibilityNo cancel feeOn-time63%
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