Complex sentence: The first scheduled flight landed on 14 October 2017 around 14:00 UTC without any problems slightly delayed, using the southbound direction, the one with wind shear problems, but the wind was fairly calm.
Split into simpler sentences: The first scheduled flight landed on 14 October 2017 around 14:00 UTC without any problems, although it was slightly delayed. The flight used the southbound direction, the one with wind shear problems, but the wind was fairly calm.