Cheap flights from Detroit to Key West from $158
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Key West departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Detroit to Key West
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Key West?
In general, August is the cheapest month to fly from Detroit to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $488. If you are unable to visit Key West during the month of August, then departing from Detroit during the month September is also very affordable. Most momondo users find prices during this month for around $488.
What is the cheapest day to depart on your flight to Key West?
On average, the least expensive day to fly to Key West from Detroit is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $556. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Detroit to Key West for around $743.
What is the cheapest time of day to depart on your flight to Key West?
According to our data, the cheapest time of day to fly to Key West is in the evening. momondo users have found flights departing from Detroit to Key West in the evening for as low as $533. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $658. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Key West?
You are more likely to see cheaper flights to Key West from Detroit when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $623 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Detroit for as low as $534 on momondo.
What is the cheapest airline that flies from Detroit to Key West?
Delta, American Airlines, and United Airlines are the most popular carriers operating from Detroit to Key West
What airlines fly to Key West?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from Detroit according to our data. American Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 4 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.
When to book flights from Detroit to Key West
Cheap Detroit to Key West (DTT to EYW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Detroit to Key West
How far is Detroit to Key West by plane?
A flight from Detroit to Key West will travel around 1229.9 mi. In terms of flight time, this usually takes a little over 4h 33m.
When did momondo last update prices for flights from Detroit to Key West Airport?
Prices for flights from Detroit to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Detroit to Key West Airport?
As of April 2025, there are 4 operators available to choose from for flights from Detroit to Key West Airport.
How old do you have to be to fly from Detroit to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Detroit to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Detroit to Key West?
Based on momondo bookings for flights between Detroit and Key West, the leading airline is American Airlines, making up 72% of the total bookings. Other popular airlines include Delta with 23% and United Airlines with 5%.
Best airlines flying from Detroit to Key West
Compare and see reviews for airlines that fly from Detroit to Key West with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $108 | Free Cancellation | Rating 6.3 7,940 reviews | |||
| PriceFrom $397 | Free Cancellation | Rating 7.4 8,684 reviews | |||
| PriceFrom $458 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $476 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Key West?
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Why should I use momondo to find a flight deal from Detroit to Key West?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Key West for you.
Can I find flights from Detroit to Key West with flexible booking policies on momondo?
All flight searches from Detroit to Key West on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Detroit to Key West?
Once you have performed a search for Detroit to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Detroit to Key West right now. Can momondo alert me if prices change?
Price alerts on flights to Key West from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.