Postponement came after the Swiss Federal Council banned all major events until 15 March due to the COVID-19 outbreak.
[2] On 13 March Super and Challenge League football was halted at least until the end of April.
They were replaced by Grasshopper Club Zürich, who got relegated after finishing last-placed in the 2018–19 Swiss Super League.
The ninth-placed team of 2019–20 Swiss Super League, Thun, played against the runners-up of 2019–20 Swiss Challenge League, Vaduz.
Vaduz won 5–4 on aggregate and promoted to the Swiss Super League.