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. Twenty-nine teams participated in the competition from eleven 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
Camford Crusaders (CL)	Exeter Town (4th)	Osĵätoņ Aztecs FC (4th)	Xäiville Teflons FC (5th)
GIA Eliria Amnu (CL)	Zi'yah Kla FC (CL)	Lokomotiv Rabintzov (CL)	Kolmenitzkiy Maccabiah (3rd)
Syrelwynn Swifts (4th)	Vecchiacittà Calcio (4th)	AS Rex Leonia (5th)
Entered in Qualifying round
Blackstone City FC (CL)	Boscombe Valley Rangers (CL)	Hänävissen-ó-Cräiteland FC (LC)	Eliria United (CL)
Vāri Ūnex Eliria (4th)	Uphill Oktavyan (CL)	Basmachi Schlepogora (2nd)	Tavnitsi Abrek (3rd)
Leng Island Icecaps (CL)	Krelitz Kommandos (4th)	Mishagrad FC (CL)	Vankarha Phyyta Raikoth (5th)
AC Scoglitto (6th)	Voltrue FC (CL)

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.