To save on the cost of your flight from Belfast International to Knoxville, book at least 61 days before your planned departure. Booking around this time can save you about 4% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £558 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £593.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Belfast International and Knoxville for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Belfast International will have less rainfall in 2 compared to Knoxville over the next 26 days.
Our data indicates that the weather will be 32 °C on average in the month of July. The temperature in Knoxville is typically hotter than in Belfast International. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.