Cheap flights from Knoxville, TN to Cardiff, United Kingdom
Flights starting at £309. Choose between Allegiant Air, KLM Royal Dutch Airlines, or Aer Lingus 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 Cardiff
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, KLM Royal Dutch Airlines, Aer Lingus, Virgin Atlantic Airways, and easyJet. Knoxville and Cardiff have 91 direct flights per week. When you arrive at Cardiff, consider visiting St. David's Cathedral, Cardiff, Roman Baths, Bath, Avebury, Brecon Beacons, St Fagans: National History Museum, Tintern Abbey, United Kingdom, and Stonehenge.
Check-in for a flight from Knoxville to Cardiff
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 |
KLM Royal Dutch Airlines | KLM | KL | No | Opens 30 days before flight Closes 1 hours before flight |
Aer Lingus | EIN | EI | No | Opens 48 days before flight Closes 5 hours before flight |
Virgin Atlantic Airways | VIR | VS | Yes | 0 0 |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Weather in Cardiff
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 7°C | 3°C |
February | 8°C | 3°C |
March | 10°C | 4°C |
April | 12°C | 5°C |
May | 15°C | 8°C |
June | 17°C | 11°C |
July | 19°C | 13°C |
August | 19°C | 13°C |
September | 17°C | 11°C |
October | 14°C | 9°C |
November | 10°C | 6°C |
December | 8°C | 4°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 Cardiff
- Flights from Edinburgh to Cardiff
- Flights from Dublin to Cardiff
- Flights from Amsterdam to Cardiff
- Flights from Barcelona to Cardiff
- Flights from Palma, Majorca to Cardiff
- Flights from Paris to Cardiff
- Flights from Ibiza to Cardiff
- Flights from Glasgow to Cardiff
- Flights from Istanbul to Cardiff
- Flights from Málaga to Cardiff
- Flights from Rome to Cardiff
- Flights from Athens to Cardiff
- Flights from London to Cardiff
- Flights from Madrid to Cardiff
- Flights from Faro to Cardiff
- Flights from Cork to Cardiff
- Flights from Alicante to Cardiff
- Flights from Milan to Cardiff
- Flights from Berlin to Cardiff
- Flights from Düsseldorf to Cardiff
Popular routes
- Flights from London to Dubai
- Flights from Chișinău to Lucknow
- Flights from London to Istanbul
- Flights from Amsterdam to Lancaster
- Flights from Rzeszów to Bocas Town, Bocas del Toro
- Flights from Darwin to Accra
- Flights from Oulu to Des Moines
- Flights from Cardiff to Knoxville
- Flights from Meridian to Kolkata
- Flights from Mayagüez to Ahmedabad
- Flights from Nagoya to San José del Cabo
- Flights from Santa Maria to Warsaw
- Flights from San Miguel de Tucumán to Muscat