2017–18 WMFA Cup

The 2017–18 WMFA Cup was the fourth edition of the WMFA Cup, which began on 30 August 2017 with the first qualifying round and culminated with the final in May 2018. {{{#}}} teams participated in the competition from {{{#}}} nations.

List of qualified teams

Entered in Round of 16
Westminster City FC (CL)	Farvælska Itrottarlagið (CL)	Maccabiah Klymenburg (CL)	Romero Sport (CL)
Entered in Group stage
Entered in Third qualifying round
Entered in Second qualifying round
Entered in First qualifying round

Knock-out stages

Round of 16

The second round was held over two legs, with the first leg being played on 10 January 2018, and the second on 17 January 2018. Ties were settled by the away goals rule after 90 minutes, or by extra time and penalties if there was still no winner.

Quarter-finals

The quarter-finals were held over two legs, with the first leg being played on 7 February 2018, and the second on 21 February 2018. Ties were settled by the away goals rule after 90 minutes, or by extra time and penalties if there was still no winner.

Semi-finals

The semi-finals were held over two legs, with the first leg being played on 21 March 2018, and the second on 4 April 2018. Ties were settled by the away goals rule after 90 minutes, or by extra time and penalties if there was still no winner.

Final

The final was held over a single match, held on 16 May 2018. If the match was drawn, extra time and penalties were to be used to settle the tie.