Cheap flights To Key Biscayne (MIA) from $25
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Cheap Flights to Key Biscayne from $25 One Way, $49 Round Trip
Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
Key Biscayne Flight Information
Traveling To | Key Biscayne |
|---|---|
Destination Airport IATA Code | MIA |
Number of Airlines Serving | |
Airlines | Spirit Airlines, Frontier Airlines |
Flight Price | $49 |
Earliest Departing Flight | |
Latest Departing Flight |
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Key Biscayne economy flight packages
Key Biscayne premium economy flight packages
President Hotel
Mar 5 - Mar 9
Boston (BOS) to Miami (MIA)
Miami (MIA) to Boston (BOS)
Reviewed on Nov 21, 2025
The Retreat Collection at 1 Hotel & Homes South Beach
Mar 5 - Mar 9
Boston (BOS) to Miami (MIA)
Miami (MIA) to Boston (BOS)
Key Biscayne first class flight packages
Kompose Boutique Hotel Miami Airport
Mar 25 - Mar 29
Boston (BOS) to Miami (MIA)
Miami (MIA) to Boston (BOS)
Reviewed on Dec 4, 2025
Isla Bella Beach Resort & Spa
Mar 7 - Mar 15
Minneapolis (MSP) to Miami (MIA)
Miami (MIA) to Minneapolis (MSP)
Reviewed on Dec 18, 2025
Park Central South Beach
Mar 25 - Mar 29
Boston (BOS) to Miami (MIA)
Miami (MIA) to Boston (BOS)
Reviewed on Dec 23, 2025
Key Biscayne
Are you in the mood for a cruise? Shop Orbitz today for cheap cruises and flights to Key Biscayne. Our award-winning cruise site features exclusive offers, information for first-timers and top destinations and activities. Make discount domestic and international travel plans in an instant with cutting-edge mobile tools from Orbitz.
Top Pick
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Exclusive Offers
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First-Timers
Are you and your family cruise newbies? Orbitz offers Cruising 101 and Cruise FAQ to answer any questions you may have. Book your cruise and air travel with Orbitz On the Go for greater savings on Key Biscayne flights.
Ports and Play
Be sure to check our cruise page for free shore excursions, onboard spending, balcony upgrades and other perks. Orbitz offers last-minute, luxury, weekend and summer cruises. You can even designate which port you want to sail from and pre-book on-shore activities. Get there on the cheap with discounts on flights to Key Biscayne and Key Biscayne flights. Get more bang for your travel buck at Orbitz.
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.