$39 Cheap Flights to Duck Key, FL

View $39 flight on Tue, May 20, 2025Opens in a new window

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How much is the cheapest flight to Duck Key?

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, May 28 - Thu, May 29
LGA
New York
MIA
Miami
$77 Roundtrip, found 3 hours ago
$77
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Wed, May 28 from New York to Miami, returning Thu, May 29, priced at $77 found 3 hours ago
Spirit Airlines
Tue, May 27 - Thu, May 29
ORD
Chicago
MIA
Miami
$78 Roundtrip, found 2 hours ago
$78
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Tue, May 27 from Chicago to Miami, returning Thu, May 29, priced at $78 found 2 hours ago
Frontier Airlines
Wed, May 21 - Wed, May 28
JFK
New York
MIA
Miami
$86 Roundtrip, just found
$86
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 21 from New York to Miami, returning Wed, May 28, priced at $86 just found
Spirit Airlines
Mon, May 12 - Thu, May 15
EWR
New York
MIA
Miami
$89 Roundtrip, just found
$89
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, May 12 from New York to Miami, returning Thu, May 15, priced at $89 just found
JetBlue Airways
Sat, May 17 - Tue, May 20
JFK
New York
MIA
Miami
$147 Roundtrip, just found
$147
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, May 17 from New York to Miami, returning Tue, May 20, priced at $147 just found

Find the cheapest month to fly from Columbus (CMH) to Miami (MIA)

May is typically the cheapest month to fly

From $138 - $320 per traveler.

Graph displaying average flight prices per month

Tips to find the cheapest flights to Duck Key

The cheapest day to fly

Get started finding a cheap flight to Duck Key on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

May is the cheapest month to fly to Duck Key. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Duck Key. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Duck Key, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Duck Key

The lowest price for round-trip flights to Duck Key in 2025 starts from from $77, while one-way tickets start from from $39. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Duck Key. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Duck Key

Spirit Airlines, Frontier Airlines, JetBlue Airways are just some of the airlines that can typically offer cheap tickets to Duck Key. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Duck Key and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Duck Key, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Duck Key. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Duck Key plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Duck Key

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Duck Key.

Stopover savings

The cheapest tickets to Duck Key are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Duck Key. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Duck Key for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Duck Key. Simply download the free Expedia app to your smart device and activate Duck Key flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Duck Key. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

What month is the cheapest to fly to Duck Key?
June is typically the cheapest month for flights to Duck Key*. Be sure to check for affordable flights during this time as you may be able to score a good deal. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities have the cheapest flights to Duck Key?
Typically, New York, Atlanta and Chicago have cheap flights to Duck Key. However, being flexible is key to getting the lowest prices. Plan your escape during the off-peak season or midweek to keep costs down.
Which US cities fly direct to Duck Key?
Pick from 63 US cities providing direct flights to Duck Key. When booking on Expedia, select the “Direct flights only” box to find nonstop routes. Fly to Duck Key from any of these top cities:

  • New York
  • Atlanta
  • Chicago
  • Dallas
  • Newark

How to find a cheap flight to Duck Key?
Traveling in the low season and booking early are two great ways to secure cheap flights to Duck Key. Or, consider flying on a Thursday, which is on average 16% cheaper than leaving on a Sunday.* Want to be the first to know as soon as fares fall? Set up price tracking on the Expedia app for real-time updates.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Duck Key?
While booking in advance is generally the best way to save cash, don’t worry if your Duck Key vacation is last minute. It’s still possible to find cheap flights to Duck Key, especially if your plans have a little leeway. Try changing your trip dates, exploring different ticket options or flying out of another hub.
How far in advance should I book a flight to Duck Key?
Get the travel dates you want and a fare that suits your budget by booking your domestic flight to Duck Key up to 28 days in advance. Search for tickets two to four months ahead if you’re headed to Duck Key from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Duck Key?
You’ll save an average of 8% if you buy plane tickets on a Sunday instead of Fridays, which tend to be the priciest day to book.* When it comes to scoring a cheap flight to Duck Key, timing makes a difference.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Duck Key?
There are 4 carriers that connect Duck Key with 13 airports around the globe. The key point of arrival to this city is Key West Intl. Airport (EYW). Fly with any of these popular airlines to Duck Key:

  • American Airlines
  • Delta Air Lines
  • Silver Airways
  • United Airlines

Where do you fly into Duck Key?
If you’re flying to Duck Key, the main hub to land at is Key West Intl. Airport (EYW). You could also fly to Duck Key via Marathon, FL (MTH-Florida Keys Marathon).
How far is the airport from central Duck Key?
Touching down at Key West Intl. Airport (EYW) puts you roughly 55 mi west of the center of Duck Key.
Can I save money by booking a Duck Key trip package?
It’s possible to save hundreds of dollars if you lock in a Duck Key flight and hotel package deal on Expedia. And you’ll save yourself hassle by having all your travel plans in the same place. Try bundling hotels and flights with extras like tours and car rentals for your own customized Duck Key getaway.
Can I change or cancel my flight to Duck Key?
You can typically change or cancel your flight to Duck Key within 24 hours of booking. However, be mindful that some fares are non-refundable. In those cases, you may be issued credit for future flights instead of a direct refund. It’s important to check the airline’s rules and restrictions in your itinerary for exact details. You can use Expedia’s “Changes included” or “No cancel fee” filters when you search to secure cheap flights to Duck Key with flexible change policies. For additional information, visit our Customer Service Portal.
Flights to Duck Key information
Destination airport
Miami Intl.
Destination airport IATA code
MIA
Destination city name
Miami
Roundtrip price
$77

Trending flights to Duck Key

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, May 27 - Thu, May 29
ORD
Chicago
MIA
Miami
$78 Roundtrip, found 2 hours ago
$78
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Tue, May 27 from Chicago to Miami, returning Thu, May 29, priced at $78 found 2 hours ago

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*Available to One Key members.