Cheap flights from Knoxville, TN to Key West, FL
Choose between Silver Airways, Allegiant Air, or Frontier Airlines 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
Most popular airline | Silver Airways |
---|
Sorry, we couldn't find any results
Sorry, we couldn't find any results
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 Silver Airways, Allegiant Air, Frontier Airlines, Spirit Airlines, and United Airlines. Knoxville and Key West have 82 direct flights per week.
Check-in for a flight from Knoxville to Key West
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
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 |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
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 Knoxville
- Flights from Knoxville to London
- Flights from Knoxville to Denver
- Flights from Knoxville to Manchester
- Flights from Knoxville to San Francisco
- Flights from Knoxville to Las Vegas
- Flights from Knoxville to Thunder Bay
- Flights from Knoxville to Orlando
- Flights from Knoxville to Lima
- Flights from Knoxville to San José
- Flights from Knoxville to Bogotá
- Flights from Knoxville to New York
- Flights from Knoxville to Tampa
- Flights from Knoxville to Fort Lauderdale
- Flights from Knoxville to Managua
- Flights from Knoxville to Reno
- Flights from Knoxville to Oslo
- Flights from Knoxville to Saint Croix
- Flights from Knoxville to Bucharest
- Flights from Knoxville to Dallas
- Flights from Knoxville to Chicago
Flights to Key West
- Flights from Atlantic City to Key West
- Flights from Guatemala City to Key West
- Flights from Lima to Key West
- Flights from London to Key West
- Flights from New Orleans to Key West
- Flights from Vilnius to Key West
- Flights from New York to Key West
- Flights from Albany to Key West
- Flights from Prague to Key West
- Flights from Paris to Key West
- Flights from Las Vegas to Key West
- Flights from Denver to Key West
- Flights from Chicago to Key West
- Flights from Miami to Key West
- Flights from Los Angeles to Key West
- Flights from Atlanta to Key West
- Flights from Mexico City to Key West
- Flights from Bogotá to Key West
- Flights from Dallas to Key West
- Flights from Phoenix to Key West
Popular routes
- Flights from London to Lisbon
- Flights from Orlando to Little Rock
- Flights from London to Larnaca
- Flights from Medellín to Tapachula
- Flights from Cebu to Cartagena
- Flights from Sioux Falls to Boston
- Flights from Boston to Sioux Falls
- Flights from Mumbai to Buffalo
- Flights from Grand Rapids to Foz do Iguaçu
- Flights from Punta Gorda to Chennai
- Flights from Skopje to San José
- Flights from Honolulu to Cedar Rapids