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Key Biscayne

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Key Biscayne Flights as Low as $66

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

Frontier Airlines
Tue, Aug 18 - Wed, Sep 2
DTW
Detroit Metropolitan Wayne County
FLL
Fort Lauderdale - Hollywood Intl.
$66 Roundtrip, found 2 hours ago
$66
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Aug 18 from Detroit Metropolitan Wayne County to Fort Lauderdale - Hollywood Intl., returning Wed, Sep 2, priced at $66 found 2 hours ago
Frontier Airlines
Wed, Aug 12 - Wed, Aug 26
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$82 Roundtrip, just found
$82
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 26, priced at $82 just found
Frontier Airlines
Thu, Aug 13 - Mon, Aug 17
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$82 Roundtrip, just found
$82
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Aug 13 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Mon, Aug 17, priced at $82 just found
JetBlue Airways
Wed, Aug 12 - Wed, Aug 26
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$122 Roundtrip, just found
$122
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 26, priced at $122 just found
Delta
Wed, Aug 12 - Wed, Aug 26
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$122 Roundtrip, just found
$122
Roundtrip
just found
Select Delta flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 26, priced at $122 just found
Delta
Tue, Sep 15 - Tue, Sep 22
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$157 Roundtrip, found 4 hours ago
$157
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Sep 15 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Sep 22, priced at $157 found 4 hours ago
American Airlines
Tue, Sep 15 - Tue, Sep 22
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$157 Roundtrip, found 4 hours ago
$157
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Sep 15 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Sep 22, priced at $157 found 4 hours ago
United
Tue, Aug 25 - Tue, Sep 15
EWR
Newark Liberty Intl. Airport
FLL
Fort Lauderdale - Hollywood Intl.
$177 Roundtrip, just found
$177
Roundtrip
just found
Select United flight, departing Tue, Aug 25 from Newark Liberty Intl. Airport to Fort Lauderdale - Hollywood Intl., returning Tue, Sep 15, priced at $177 just found
American Airlines
Sat, Sep 19 - Tue, Sep 22
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Sep 19 from Newark Liberty Intl. Airport to Miami Intl., returning Tue, Sep 22, priced at $177 found 1 hour ago
United
Sat, Sep 19 - Tue, Sep 22
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 19 from Newark Liberty Intl. Airport to Miami Intl., returning Tue, Sep 22, priced at $177 found 1 hour ago
JetBlue Airways
Mon, Aug 24 - Fri, Aug 28
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$272 Roundtrip, found 1 hour ago
$272
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Mon, Aug 24 from Hartsfield-Jackson Atlanta Intl. to Miami Central Brightline Train Station, returning Fri, Aug 28, priced at $272 found 1 hour ago
JetBlue Airways
Fri, Aug 28 - Tue, Sep 1
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$293 Roundtrip, just found
$293
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Aug 28 from Hartsfield-Jackson Atlanta Intl. to Aventura Brightline Train Station, returning Tue, Sep 1, priced at $293 just found
JetBlue Airways
Tue, Sep 15 - Tue, Sep 22
DTW
Detroit Metropolitan Wayne County
AVT
Aventura Brightline Train Station
$323 Roundtrip, found 4 hours ago
$323
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Tue, Sep 15 from Detroit Metropolitan Wayne County to Aventura Brightline Train Station, returning Tue, Sep 22, priced at $323 found 4 hours ago
JetBlue Airways
Tue, Sep 15 - Tue, Sep 22
DTW
Detroit Metropolitan Wayne County
EKW
Miami Central Brightline Train Station
$323 Roundtrip, found 3 hours ago
$323
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Tue, Sep 15 from Detroit Metropolitan Wayne County to Miami Central Brightline Train Station, returning Tue, Sep 22, priced at $323 found 3 hours ago
JetBlue Airways
Sat, Sep 19 - Tue, Sep 22
EWR
Newark Liberty Intl. Airport
AVT
Aventura Brightline Train Station
$372 Roundtrip, found 1 hour ago
$372
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, Sep 19 from Newark Liberty Intl. Airport to Aventura Brightline Train Station, returning Tue, Sep 22, priced at $372 found 1 hour ago
JetBlue Airways
Sat, Sep 19 - Tue, Sep 22
EWR
Newark Liberty Intl. Airport
EKW
Miami Central Brightline Train Station
$372 Roundtrip, found 1 hour ago
$372
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, Sep 19 from Newark Liberty Intl. Airport to Miami Central Brightline Train Station, returning Tue, Sep 22, priced at $372 found 1 hour ago

Cheap Flights to Key Biscayne

Fall in love at first flight with your vacation to Key Biscayne 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 Key Biscayne on Hotwire, and you’ll be up, up, and on a getaway in no time.

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

Frequently Asked Questions About flights to Key Biscayne

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Key Biscayne 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 Key Biscayne?

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 Key Biscayne are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Key Biscayne?

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 Key Biscayne.

What airport is best to fly into Key Biscayne?

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

How much are flights to Key Biscayne?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Key Biscayne on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $66, 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 Key Biscayne?

The trick to saving a stack of cash on your flight to Key Biscayne? 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 $66 right now, why wait?

Key Biscayne Flight Information
Destination airport
Fort Lauderdale - Hollywood Intl.
Destination airport IATA code
FLL
Roundtrip price
$82

Last Minute Hotel Deals in Key Biscayne

Loews Miami Beach Hotel – South Beach

Loews Miami Beach Hotel – South Beach

4.5 out of 5
1601 Collins Ave Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy a full-service spa, 4 restaurants, and a beach locale. Our guests praise the breakfast and the pool in ...
9.2/10 Wonderful! (759 reviews)
"They need to provide some complimentary water for guests, slippers, kettle and tea bags for the rooms given the prices. They also did not clean the room one of the days even though a make up room sign was put up"

Reviewed on Jun 23, 2026

Get rates
Loews Miami Beach Hotel – South Beach
Fontainebleau Miami Beach

Fontainebleau Miami Beach

4.5 out of 5
4441 Collins Avenue Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy free WiFi, 3 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in ...
8.4/10 Very Good! (8,433 reviews)
"Very nice and very good"

Reviewed on Jun 24, 2026

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Fontainebleau Miami Beach
Hyatt Regency Miami

Hyatt Regency Miami

4 out of 5
400 Se 2nd Ave Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the clean ...
8.8/10 Excellent! (2,497 reviews)
"staff in the bar area were very Friendly and helpful!!! and the front desk"

Reviewed on Jun 23, 2026

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Hyatt Regency Miami
Miami International Airport Hotel

Miami International Airport Hotel

3 out of 5
N.W. 20th & Lejeune Road Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, room service, and a 24-hour front desk. Our guests praise the restaurant and the helpful ...
7.8/10 Good! (5,505 reviews)
"Convenient. And you're right at the airport"

Reviewed on Jun 24, 2026

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Miami International Airport Hotel
Signia by Hilton Diplomat Beach Resort

Signia by Hilton Diplomat Beach Resort

4.5 out of 5
3555 S Ocean Dr Hollywood FL
Book a stay at this luxury resort in Hollywood. Enjoy a full-service spa, 5 restaurants, and a beach locale. Our guests praise the pool and the helpful staff ...
8.4/10 Very Good! (271 reviews)
"We stayed for 3 nights and 4 days. Once we arrived we didn't leave the resort once. Everything we needed was there. The staff were very friendly and super accommodating. They offered to store our luggage before the room was ready and after we checked out and we would be able to enjoy the pool all ..."

Reviewed on Jun 24, 2026

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Signia by Hilton Diplomat Beach Resort
Kompose Boutique Hotel Miami Airport

Kompose Boutique Hotel Miami Airport

3 out of 5
3401 NW 25th St Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Popular attractions Kaseya Center ...
9/10 Wonderful! (4,087 reviews)
"El desayuno es súper completo"

Reviewed on Jun 24, 2026

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Kompose Boutique Hotel Miami Airport
Novotel Miami Brickell

Novotel Miami Brickell

4 out of 5
1500 SW 1st Avenue Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, a rooftop terrace, and breakfast (surcharge). Our guests praise the pool and the helpful ...
9/10 Wonderful! (2,781 reviews)
"All was good but the sheets were dirty"

Reviewed on Jun 24, 2026

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Novotel Miami Brickell
citizenM Miami Worldcenter

citizenM Miami Worldcenter

4 out of 5
700 NE 2ND AVENUE Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, 2 bars/lounges, and breakfast (surcharge). Our guests praise the breakfast and the pool ...
9.2/10 Wonderful! (6,663 reviews)
"One of the coolest places I have ever stayed. Everything was so efficient and the staff if you had to interact at all was friendly and informative. Great place to stay for a business trip"

Reviewed on Jun 24, 2026

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citizenM Miami Worldcenter
See all 17,817 properties in Key Biscayne
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.