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Duck Key

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Duck Key Flights as Low as $80

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Sat, Aug 22 - Tue, Aug 25
IAH
George Bush Intercontinental
MIA
Miami Intl.
$80 Roundtrip, found 10 hours ago
$80
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, Aug 22 from George Bush Intercontinental to Miami Intl., returning Tue, Aug 25, priced at $80 found 10 hours ago
Frontier Airlines
Thu, Aug 20 - Thu, Aug 27
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Aug 20 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Aug 27, priced at $80 just found
Frontier Airlines
Tue, Aug 18 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$82 Roundtrip, just found
$82
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Aug 18 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, Aug 25, priced at $82 just found
Frontier Airlines
Wed, Aug 26 - Thu, Sep 3
IAH
George Bush Intercontinental
MIA
Miami Intl.
$88 Roundtrip, found 2 hours ago
$88
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Aug 26 from George Bush Intercontinental to Miami Intl., returning Thu, Sep 3, priced at $88 found 2 hours ago
Delta
Thu, Aug 20 - Thu, Aug 27
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$159 Roundtrip, just found
$159
Roundtrip
just found
Select Delta flight, departing Thu, Aug 20 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Aug 27, priced at $159 just found
United
Tue, Sep 15 - Tue, Oct 6
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$167 Roundtrip, just found
$167
Roundtrip
just found
Select United flight, departing Tue, Sep 15 from Newark Liberty Intl. Airport to Miami Intl., returning Tue, Oct 6, priced at $167 just found
American Airlines
Thu, Aug 20 - Thu, Aug 27
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$167 Roundtrip, just found
$167
Roundtrip
just found
Select American Airlines flight, departing Thu, Aug 20 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Aug 27, priced at $167 just found
JetBlue Airways
Sat, Dec 12 - Mon, Dec 14
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$282 Roundtrip, found 20 hours ago
$282
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Sat, Dec 12 from Hartsfield-Jackson Atlanta Intl. to Miami Central Brightline Train Station, returning Mon, Dec 14, priced at $282 found 20 hours ago
United
Sun, Nov 8 - Wed, Nov 25
EWR
Newark Liberty Intl. Airport
EYW
Key West Intl.
$289 Roundtrip, found 5 hours ago
$289
Roundtrip
found 5 hours ago
Select United flight, departing Sun, Nov 8 from Newark Liberty Intl. Airport to Key West Intl., returning Wed, Nov 25, priced at $289 found 5 hours ago
Delta
Sat, Sep 19 - Tue, Sep 29
ATL
Hartsfield-Jackson Atlanta Intl.
EYW
Key West Intl.
$299 Roundtrip, found 14 hours ago
$299
Roundtrip
found 14 hours ago
Select Delta flight, departing Sat, Sep 19 from Hartsfield-Jackson Atlanta Intl. to Key West Intl., returning Tue, Sep 29, priced at $299 found 14 hours ago
JetBlue Airways
Tue, Sep 29 - Sat, Oct 17
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$303 Roundtrip, found 14 hours ago
$303
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Tue, Sep 29 from Hartsfield-Jackson Atlanta Intl. to Aventura Brightline Train Station, returning Sat, Oct 17, priced at $303 found 14 hours ago
JetBlue Airways
Tue, Aug 4 - Tue, Aug 4
IAH
George Bush Intercontinental
EKW
Miami Central Brightline Train Station
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Aug 4 from George Bush Intercontinental to Miami Central Brightline Train Station, returning Tue, Aug 4, priced at $330 found 1 day ago
JetBlue Airways
Sat, Sep 12 - Wed, Sep 30
EWR
Newark Liberty Intl. Airport
EKW
Miami Central Brightline Train Station
$331 Roundtrip, found 1 day ago
$331
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sat, Sep 12 from Newark Liberty Intl. Airport to Miami Central Brightline Train Station, returning Wed, Sep 30, priced at $331 found 1 day ago
JetBlue Airways
Sat, Aug 15 - Sat, Aug 29
IAH
George Bush Intercontinental
AVT
Aventura Brightline Train Station
$344 Roundtrip, found 5 hours ago
$344
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Sat, Aug 15 from George Bush Intercontinental to Aventura Brightline Train Station, returning Sat, Aug 29, priced at $344 found 5 hours ago
JetBlue Airways
Tue, Sep 15 - Tue, Oct 6
EWR
Newark Liberty Intl. Airport
AVT
Aventura Brightline Train Station
$353 Roundtrip, just found
$353
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Sep 15 from Newark Liberty Intl. Airport to Aventura Brightline Train Station, returning Tue, Oct 6, priced at $353 just found
Delta
Sat, Jul 4 - Wed, Jul 8
IAH
George Bush Intercontinental
EYW
Key West Intl.
$466 Roundtrip, found 1 day ago
$466
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jul 4 from George Bush Intercontinental to Key West Intl., returning Wed, Jul 8, priced at $466 found 1 day ago

Cheap Flights to Duck Key

Fall in love at first flight with your vacation to Duck Key by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Duck Key on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Duck Key, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Duck Key

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Duck Key with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the MIA airport.

What is the cheapest month to fly to Duck Key?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Duck Key are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Duck Key?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Duck Key.

What airport is best to fly into Duck Key?

When you’re planning your trip to Duck Key, convenience is the name of the game. Luckily, Duck Key Florida Keys Marathon Airport is nearby so you can deplane and get going on checking off everything on your Duck Key must-do list.

How much are flights to Duck Key?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Duck Key on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $80, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Duck Key?

The trick to saving a stack of cash on your flight to Duck Key? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $80 right now, why wait?

Duck Key Flight Information
Destination airport
Miami Intl.
Destination airport IATA code
MIA
Roundtrip price
$80

Last Minute Hotel Deals in Duck Key

Hawks Cay Resort

Hawks Cay Resort

4 out of 5
61 Hawks Cay Blvd Marathon FL
Book a stay at this luxury hotel in Marathon. Enjoy free WiFi, 3 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in our ...
8.2/10 Very Good! (1,001 reviews)
"We were SO excited for our stay at this resort. We splurged on this for our family and 5 and upgraded to a 2 bedroom villa because of the space and the photos shown online. We arrived later at night because of our flights and the drive. The Villa was very far from the main hotel so we had to drive ..."

Reviewed on Jul 2, 2026

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Hawks Cay Resort
Villas At Hawks Cay Resort

Villas At Hawks Cay Resort

4 out of 5
61 Hawks Cay Boulevard Marathon FL
Book a stay at this luxury resort in Marathon. Enjoy free WiFi, 3 outdoor pools, and a full-service spa. Popular attractions Little Conch Key and Walkers Island ...
8.2/10 Very Good! (213 reviews)
"Crowded pool. Very slow food service - angler & Ale took 2.5 hours to Bring food and they only checked on our drinks once during that time. Would stay in i"

Reviewed on Jun 29, 2026

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Villas At Hawks Cay Resort
Village at Hawks Cay Villas by KeysCaribbean

Village at Hawks Cay Villas by KeysCaribbean

3 out of 5
300 Duck Key Drive Marathon FL
Stay at this hotel in Marathon. Enjoy free WiFi, free parking, and 2 restaurants. Our guests praise the property condition in our reviews. Popular attractions ...
7.6/10 Good! (189 reviews)
"This place was extra ! The houskeeper left beautiful creations with the towels , everywhere . It made us all smile . Attention to detail was everywhere. They left the best goody bag in all the air bb s we rented . Great location . I’m definitely coming back !"

Reviewed on Jun 19, 2026

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Village at Hawks Cay Villas by KeysCaribbean
Isla Bella Beach Resort & Spa

Isla Bella Beach Resort & Spa

5 out of 5
1 Knights Key Boulevard Marathon FL
Book a stay at this luxury hotel in Marathon. Enjoy free WiFi, 5 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in our ...
9.2/10 Wonderful! (1,174 reviews)
"Stayed in oceanfront balcony on third floor. Room was very spacious. Balcony was big with two chairs, a table and a couch. Beautiful view from the balcony."

Reviewed on Jun 30, 2026

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Isla Bella Beach Resort & Spa
Amara Cay Resort

Amara Cay Resort

4 out of 5
80001 Overseas Hwy Islamorada FL
Book a stay at this beach resort in Islamorada. Enjoy 2 restaurants, a private beach, and 3 bars/lounges. Our guests praise the pool and the helpful staff in ...
8.8/10 Excellent! (1,281 reviews)
"It was a really nice family trip"

Reviewed on Jul 1, 2026

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Amara Cay Resort
Lime Tree Bay Resort

Lime Tree Bay Resort

3.5 out of 5
68500 Overseas Hwy Long Key FL
Book a stay at this beach resort in Long Key. Enjoy free WiFi, free parking, and 3 outdoor pools. Our guests praise the pool and the helpful staff in our reviews. ...
9.2/10 Wonderful! (1,358 reviews)
"The kitchenette was great but I will say, it drew flies into the room because kitchen didnt have a air vent, so the kitchen was really only good for toast and and small items that needed warm up, but all in all great room! With a great view!"

Reviewed on Jul 2, 2026

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Lime Tree Bay Resort
Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

4 out of 5
1996 Overseas Highway Marathon FL
Book a stay at this spa resort in Marathon. Enjoy free WiFi, 4 outdoor pools, and a full-service spa. Our guests praise the pool and the restaurant in our reviews. ...
8.6/10 Excellent! (1,167 reviews)
"Beautiful room. Great area and beautiful grounds"

Reviewed on Jul 2, 2026

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Faro Blanco Resort Marathon Florida Keys, Curio by Hilton
Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys

3 out of 5
13201 Overseas Hwy Marathon FL
Book a stay at this business-friendly hotel in Marathon. Enjoy free breakfast, free WiFi, and 2 outdoor pools. Our guests praise the breakfast and the restaurant ...
9.2/10 Wonderful! (1,174 reviews)
"We had a fabulous time! Everyone was great at this hotel!"

Reviewed on Jul 2, 2026

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Fairfield Inn & Suites by Marriott Marathon Florida Keys
See all 2,486 properties in Duck Key
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.