May can be a great time to fly to Jeju from Newcastle with a flight ticket averaging about £608. Cheapflights users have found deals in the month of May for as cheap as £372. The most expensive prices can be found in the month of July.
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 Newcastle and Jeju 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.
The rainfall in Newcastle is generally more than the rainfall in Jeju. This will continue over the next 19 days.
Expect the weather to be around 29 °C on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Jeju is generally hotter than in Newcastle.