On average, the least expensive day to fly to Osijek from United Kingdom is on a Thursday. momondo users have found tickets for Thursday departures for as low as £146. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £430.