[2] On 28 June 2019, the club travelled to Spain for a pre-season training camp in Marbella as they prepared for their upcoming 2019–20 UEFA Europa League qualifiers.

[3] The draw for the first qualifying round was held on 18 June 2019[4] with Kilmarnock drawn to face Welsh side Connah's Quay Nomads.

Attempts had been made to play the game at Wrexham's Racecourse Ground in order to facilitate the expected number of supporters but the pitch works meant that wasn't possible.

[6] After a 2–1 comeback win in Wales, Kilmarnock lost 2–0 at Rugby Park and were knocked out by the Welsh part-timers 3–2 on aggregate.

[15] On 13 March 2020 – with Kilmarnock eight in the table after a 1–0 loss to Hamilton Academical – all SPFL leagues were indefinitely suspended due to the COVID-19 pandemic.