Cheap flights from Lisbon, Portugal to Knoxville, TN
Flights starting at £225. Choose between Allegiant Air, TAP Portugal, 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 Knoxville
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
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 Allegiant Air, TAP Portugal, Frontier Airlines, Spirit Airlines, and easyJet. Lisbon and Knoxville have 226 direct flights per week.
Check-in for a flight from Lisbon to Knoxville
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
TAP Portugal | TAP | TP | No | Opens 36 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 |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Weather in Knoxville
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 7°C | 0°C |
February | 10°C | 1°C |
March | 15°C | 4°C |
April | 20°C | 8°C |
May | 25°C | 13°C |
June | 29°C | 18°C |
July | 30°C | 20°C |
August | 30°C | 19°C |
September | 27°C | 16°C |
October | 21°C | 10°C |
November | 14°C | 4°C |
December | 10°C | 2°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 Lisbon
- Flights from Lisbon to London
- Flights from Lisbon to Manchester
- Flights from Lisbon to Edinburgh
- Flights from Lisbon to Dublin
- Flights from Lisbon to Birmingham
- Flights from Lisbon to Tallinn
- Flights from Lisbon to Bristol
- Flights from Lisbon to Athens
- Flights from Lisbon to Reykjavik
- Flights from Lisbon to Glasgow
- Flights from Lisbon to Copenhagen
- Flights from Lisbon to Montreal
- Flights from Lisbon to Toronto
- Flights from Lisbon to Malta
- Flights from Lisbon to Warsaw
- Flights from Lisbon to Thessaloniki
- Flights from Lisbon to Brussels
- Flights from Lisbon to Milan
- Flights from Lisbon to Newcastle upon Tyne
- Flights from Lisbon to Bucharest
Flights to Knoxville
- Flights from London to Knoxville
- Flights from San Francisco to Knoxville
- Flights from New York to Knoxville
- Flights from Athens to Knoxville
- Flights from Orlando to Knoxville
- Flights from Madrid to Knoxville
- Flights from Newcastle upon Tyne to Knoxville
- Flights from San Juan to Knoxville
- Flights from Manchester to Knoxville
- Flights from Singapore to Knoxville
- Flights from Dallas to Knoxville
- Flights from Halifax to Knoxville
- Flights from Glasgow to Knoxville
- Flights from Paris to Knoxville
- Flights from Las Vegas to Knoxville
- Flights from Reykjavik to Knoxville
- Flights from Phuket City to Knoxville
- Flights from Denver to Knoxville
- Flights from Manila to Knoxville
- Flights from Málaga to Knoxville
Popular routes
- Flights from Bangkok to Chiang Mai
- Flights from London to New York
- Flights from Accra to Puerto Vallarta
- Flights from San Juan to Pristina
- Flights from Kyiv to Sarasota
- Flights from St. Louis to Helsinki
- Flights from Denver to Florianópolis
- Flights from Florianópolis to Denver
- Flights from Los Angeles to Montevideo
- Flights from Bogotá to Spokane
- Flights from Phoenix to Malta
- Flights from San Francisco to Aruba