Cheap flights from Miami, FL to Key West, FL
Flights starting at $108. Choose between Spirit Airlines, Frontier Airlines, or Silver Airways to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Key West
Cheapest round-trip | $278 |
---|---|
Average round-trip | $335 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are Spirit Airlines, Frontier Airlines, Silver Airways, Allegiant Air, and JetBlue Airways. Miami and Key West have 205 direct flights per week.
Check-in for a flight from Miami to Key West
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Key West
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 22°C | 20°C |
February | 23°C | 21°C |
March | 23°C | 22°C |
April | 25°C | 24°C |
May | 26°C | 25°C |
June | 28°C | 27°C |
July | 29°C | 28°C |
August | 29°C | 28°C |
September | 29 °C | 28°C |
October | 27°C | 26°C |
November | 25°C | 24°C |
December | 24°C | 22°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Miami
- Flights from Miami to New York
- Flights from Miami to Atlanta
- Flights from Miami to Denver
- Flights from Miami to Chicago
- Flights from Miami to Mexico City
- Flights from Miami to London
- Flights from Miami to Caracas
- Flights from Miami to Philadelphia
- Flights from Miami to Las Vegas
- Flights from Miami to Amsterdam
- Flights from Miami to Paris
- Flights from Miami to Madrid
- Flights from Miami to Rome
- Flights from Miami to Barcelona
- Flights from Miami to Boston
- Flights from Miami to Los Angeles
- Flights from Miami to Tel Aviv
- Flights from Miami to Berlin
- Flights from Miami to Athens
- Flights from Miami to Washington, D.C.
Flights to Key West
- Flights from Philadelphia to Key West
- Flights from Tampa to Key West
- Flights from Washington, D.C. to Key West
- Flights from Denver to Key West
- Flights from Orlando to Key West
- Flights from Atlanta to Key West
- Flights from Detroit to Key West
- Flights from Chicago to Key West
- Flights from Fort Lauderdale to Key West
- Flights from New York to Key West
- Flights from Cleveland to Key West
- Flights from Pittsburgh to Key West
- Flights from Minneapolis to Key West
- Flights from Boston to Key West
- Flights from Raleigh to Key West
- Flights from Las Vegas to Key West
- Flights from Columbus to Key West
- Flights from Dallas to Key West
- Flights from Atlantic City to Key West
- Flights from Hartford to Key West
Popular routes
- Flights from New York to Mexico City
- Flights from Cincinnati to Chittagong
- Flights from Chicago to Mexico City
- Flights from Grand Rapids to Jeddah
- Flights from Honolulu to Johannesburg
- Flights from Santa Ana to New Delhi
- Flights from Orlando to Jakarta
- Flights from Las Vegas to Abuja
- Flights from Key West to Miami
- Flights from Chicago to Orlando
- Flights from Portland to Accra
- Flights from Fresno to Kyiv
- Flights from Indianapolis to Pittsburgh