The League Cup is competed for by the British and Irish Quidditch League. The Montrose Magpies are the most successful team in the league, having won the League Cup thirty-two times.
Winners
- Montrose Magpies (At Least 32 Times)
- Ballycastle Bats (At Least 27 Times)
- Puddlemere United (At Least 22 Times)
- Chudley Cannons (At Least 21 Times)
- Caerphilly Catapults (At Least 18 Times)
- Wimbourne Wasps (At Least 18 Times)
- Tutshill Tornados (At Least 5 Times)
- Pride of Portree (At Least 2 Times)