Cheap Flights to Duck Key

View ₩106,000 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Duck Key?

Prices were available within the past 7 days and start at ₩106,000 for one-way flights and ₩182,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Nov 15 - Mon, Nov 17
LGA
New York
MIA
Miami
₩182,900 Roundtrip, found 6 days ago
₩182,900
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Nov 15 from New York to Miami, returning Mon, Nov 17, priced at ₩182,900 found 6 days ago
Delta
Mon, Nov 24 - Thu, Nov 27
JFK
New York
MIA
Miami
₩182,900 Roundtrip, found 6 days ago
₩182,900
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Nov 24 from New York to Miami, returning Thu, Nov 27, priced at ₩182,900 found 6 days ago
Delta
Sun, Feb 1 - Wed, Feb 18
JFK
New York
MIA
Miami
₩197,300 Roundtrip, found 5 days ago
₩197,300
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Feb 1 from New York to Miami, returning Wed, Feb 18, priced at ₩197,300 found 5 days ago
American Airlines
Tue, Nov 11 - Tue, Nov 18
EWR
New York
MIA
Miami
₩297,900 Roundtrip, found 6 days ago
₩297,900
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Nov 11 from New York to Miami, returning Tue, Nov 18, priced at ₩297,900 found 6 days ago
United
Mon, Nov 24 - Thu, Nov 27
EWR
New York
MIA
Miami
₩298,300 Roundtrip, found 3 days ago
₩298,300
Roundtrip
found 3 days ago
Select United flight, departing Mon, Nov 24 from New York to Miami, returning Thu, Nov 27, priced at ₩298,300 found 3 days ago

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

August is typically the cheapest month to fly

From ₩179,522 - ₩442,767 per traveler.

Frequently asked questions

How do I find cheap flights to Duck Key that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your origin, destination and travel dates, click the "Search" button, then mark the checkbox directly under the "Flexible change policies" subheading (to the left of your screen). Expedia makes it easy to find flexible, low-cost fares to Duck Key.
Which airlines fly to Duck Key?
Figure out your ideal travel dates and then make your way towards Duck Key with one of these well-known airlines:

  • American Airlines - 5,497 flights to or near Duck Key each month, including 5,223 flights to Miami Intl. Airport (MIA) per month.
  • Delta Air Lines - 975 flights to or near Duck Key each month, including 853 flights to Miami Intl. Airport (MIA) per month.
  • Spirit Airlines - 577 flights to or near Duck Key each month, including 577 flights to Miami Intl. Airport (MIA) per month.

How can I find cheap tickets to Duck Key?
In the last seven days, ₩182,900 was the lowest price for a flight to Duck Key. If you want to save even more, book in advance and be flexible with your travel dates. Search for your journey to Duck Key, then see prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Duck Key?
If you were jetting one way from New York (LGA), you could've picked up an affordable fare for just ₩106,000 in the last seven days. Round-trip journeys to Duck Key ranged from ₩182,900 to ₩882,800 over the same period.
What are the most popular airports to fly into in Duck Key?
Deciding on an airport comes down to factors including your budget and carrier. Here are your two options in Duck Key:

  • Miami Intl. Airport (MIA) - 7,981 flights per month.
  • Key West Intl. Airport (EYW) - 624 flights per month.

When is the cheapest time to fly to Duck Key?
If you're not fixed on your travel dates to Duck Key, try to depart early in the week. The most affordable day to take off is usually Tuesday, closely followed by Monday. Saturday is typically the most expensive day, with many people opting to take off on the weekend.
How much is a plane ticket to Duck Key?
Seats to Duck Key varied from ₩182,900 to ₩882,800 in the last seven days. Normally, the sooner you book the better the deal.
What months are the cheapest to book a flight to Duck Key?
Reserve your ticket in February to unlock the lowest-priced flights to Duck Key. The festive month of December is generally the most expensive time to purchase an airfare.

Book with confidence

Searching for cheap flights to Duck Key? No travel company presents more choices than Expedia if you're looking to compare flights to Duck Key. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Marathon. Expedia provides the cheapest flights to many destinations in Marathon and you may find even greater savings if you combine your flight with a hotel stay in Duck Key.

Travel information

Destination airport
Miami Intl.
Destination airport IATA code
MIA
Destination city name
Miami
Roundtrip price
₩182,900

Trending flights to Duck Key

Prices were available within the past 7 days and start at ₩106,000 for one-way flights and ₩182,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Feb 2 - Wed, Feb 11
ICN
Seoul
MIA
Miami
₩882,800 Roundtrip, found 2 hours ago
₩882,800
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Mon, Feb 2 from Seoul to Miami, returning Wed, Feb 11, priced at ₩882,800 found 2 hours ago

Explore a world of travel with Expedia

*Available to Expedia members.