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Key Biscayne

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Key Biscayne Flights as Low as $55

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

Spirit Airlines
Tue, Mar 31 - Tue, Apr 7
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$55 Roundtrip, found 1 hour ago
$55
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Mar 31 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, Apr 7, priced at $55 found 1 hour ago
Spirit Airlines
Sat, May 2 - Sat, May 9
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$60 Roundtrip, found 1 hour ago
$60
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, May 9, priced at $60 found 1 hour ago
Frontier Airlines
Sun, May 3 - Sun, May 10
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$66 Roundtrip, found 9 hours ago
$66
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sun, May 3 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Sun, May 10, priced at $66 found 9 hours ago
JetBlue Airways
Sat, May 2 - Sat, May 9
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$105 Roundtrip, found 1 hour ago
$105
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, May 9, priced at $105 found 1 hour ago
Spirit Airlines
Tue, Apr 14 - Tue, Apr 21
LGA
LaGuardia
MIA
Miami Intl.
$105 Roundtrip, found 10 hours ago
$105
Roundtrip
found 10 hours ago
Select Spirit Airlines flight, departing Tue, Apr 14 from LaGuardia to Miami Intl., returning Tue, Apr 21, priced at $105 found 10 hours ago
Spirit Airlines
Mon, Apr 20 - Thu, Apr 23
LGA
LaGuardia
FLL
Fort Lauderdale - Hollywood Intl.
$119 Roundtrip, found 19 hours ago
$119
Roundtrip
found 19 hours ago
Select Spirit Airlines flight, departing Mon, Apr 20 from LaGuardia to Fort Lauderdale - Hollywood Intl., returning Thu, Apr 23, priced at $119 found 19 hours ago
American Airlines
Sun, May 3 - Sun, May 10
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$159 Roundtrip, found 9 hours ago
$159
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sun, May 3 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Sun, May 10, priced at $159 found 9 hours ago
Delta
Sat, May 2 - Sat, May 9
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$169 Roundtrip, found 1 hour ago
$169
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, May 9, priced at $169 found 1 hour ago
JetBlue Airways
Wed, Apr 29 - Tue, May 12
DCA
Ronald Reagan Washington National
FLL
Fort Lauderdale - Hollywood Intl.
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Apr 29 from Ronald Reagan Washington National to Fort Lauderdale - Hollywood Intl., returning Tue, May 12, priced at $177 found 1 hour ago
American Airlines
Tue, Jun 16 - Wed, Jun 24
DCA
Ronald Reagan Washington National
MIA
Miami Intl.
$182 Roundtrip, found 1 day ago
$182
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jun 16 from Ronald Reagan Washington National to Miami Intl., returning Wed, Jun 24, priced at $182 found 1 day ago
JetBlue Airways
Tue, May 5 - Wed, May 6
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$230 Roundtrip, found 6 days ago
$230
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, May 5 from Hartsfield-Jackson Atlanta Intl. to Miami Central Brightline Train Station, returning Wed, May 6, priced at $230 found 6 days ago
JetBlue Airways
Mon, Aug 3 - Tue, Aug 4
DCA
Ronald Reagan Washington National
EKW
Miami Central Brightline Train Station
$248 Roundtrip, found 2 days ago
$248
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Aug 3 from Ronald Reagan Washington National to Miami Central Brightline Train Station, returning Tue, Aug 4, priced at $248 found 2 days ago
JetBlue Airways
Sat, Apr 18 - Sat, Apr 25
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$253 Roundtrip, found 7 hours ago
$253
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Sat, Apr 18 from Hartsfield-Jackson Atlanta Intl. to Aventura Brightline Train Station, returning Sat, Apr 25, priced at $253 found 7 hours ago
JetBlue Airways
Wed, May 27 - Wed, May 27
DCA
Ronald Reagan Washington National
AVT
Aventura Brightline Train Station
$269 Roundtrip, found 2 days ago
$269
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed, May 27 from Ronald Reagan Washington National to Aventura Brightline Train Station, returning Wed, May 27, priced at $269 found 2 days ago
JetBlue Airways
Sat, Apr 11 - Tue, Apr 21
LGA
LaGuardia
EKW
Miami Central Brightline Train Station
$316 Roundtrip, found 4 days ago
$316
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sat, Apr 11 from LaGuardia to Miami Central Brightline Train Station, returning Tue, Apr 21, priced at $316 found 4 days ago
JetBlue Airways
Tue, Apr 14 - Tue, Apr 21
LGA
LaGuardia
AVT
Aventura Brightline Train Station
$341 Roundtrip, found 16 hours ago
$341
Roundtrip
found 16 hours ago
Select JetBlue Airways flight, departing Tue, Apr 14 from LaGuardia to Aventura Brightline Train Station, returning Tue, Apr 21, priced at $341 found 16 hours 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 March, 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 $55, 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 $55 right now, why wait?

Key Biscayne Flight Information
Destination airport
Miami Intl.
Destination airport IATA code
MIA
Roundtrip price
$54

Last Minute Hotel Deals in Key Biscayne

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! (7,978 reviews)
Nice pool and staff. Shopping was fun and the restaurants were amazing. Loved the Fresh Cafe

Reviewed on Mar 15, 2026

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Fontainebleau Miami Beach
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! (244 reviews)
10/10 fantastic. You feel you’re in a luxury resort the moment you step into the lobby. They got us checked in early and took care of us well. The pool was fantastic. Food was good. Beach access perfect. Only complaint was 20% added gratuity for nearly everything seems a little wild even to just ...

Reviewed on Mar 15, 2026

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Loews Miami Beach Hotel – South Beach
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! (2,963 reviews)
It just a one night stayed place

Reviewed on Mar 15, 2026

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Kompose Boutique Hotel Miami Airport
Mondrian South Beach

Mondrian South Beach

4.5 out of 5
1100 West Ave Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy free WiFi, a full-service spa, and a marina. Our guests praise the pool and the helpful staff in our reviews. ...
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Mondrian South Beach
Park Central South Beach

Park Central South Beach

4 out of 5
640 Ocean Dr Miami Beach FL
Book a stay at this beach resort in Miami Beach. Enjoy free breakfast, free WiFi, and 2 outdoor pools. Our guests praise the pool and the helpful staff in our ...
8.6/10 Excellent! (982 reviews)
My wife and I really love this place, it’s very centralized. It’s very close to the beach, restaurants, grocery stores, souvenir stores, etc. ALL the staff are very nice, from the front desk to restaurant. Thanks.

Reviewed on Mar 15, 2026

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Park Central South Beach
Clarion Inn & Suites Miami International Airport

Clarion Inn & Suites Miami International Airport

2.5 out of 5
5325 NW 36th Street Miami Springs FL
Stay at this hotel in Miami Springs. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff and the clean rooms ...
7/10 Good! (3,594 reviews)
Great place to stay, the staff always amazing

Reviewed on Mar 15, 2026

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Clarion Inn & Suites Miami International Airport
Catalina Hotel & Beach Club

Catalina Hotel & Beach Club

3.5 out of 5
1732 Collins Ave Miami Beach FL
Stay at this hotel in Miami Beach. Enjoy free WiFi, 2 outdoor pools, and 2 restaurants. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7/10 Good! (1,606 reviews)
The place is old. Flooring in my room was peel off the ground with screw exposed that could injure someone

Reviewed on Mar 15, 2026

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Catalina Hotel & Beach Club
Holiday Inn Miami - International Airport by IHG

Holiday Inn Miami - International Airport by IHG

3 out of 5
1111 S Royal Poinciana Blvd Miami Springs FL
Book a stay at this business-friendly hotel in Miami Springs. Enjoy free WiFi, a free airport shuttle, and 24-hour room service. Our guests praise the restaurant ...
8.2/10 Very Good! (2,560 reviews)
Stayed overnight for our cruise. Good for overnight or short stays, no close restaurants nearby, used door dash. Hotel is dated and needs some improvement.

Reviewed on Mar 15, 2026

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Holiday Inn Miami - International Airport by IHG
See all 16,302 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.