Montreal's ÎLESONIQ Announces John Summit, Illenium as 2025 Headliners

The fest's 10th anniversary edition runs August 9 and 10

BY Calum SlingerlandPublished Dec 4, 2024

Montreal's îLESONIQ has unveiled a pair of headliners who will help celebrate their festival's 10th anniversary edition this summer.

Today, festival organizers revealed that John Summit and Illenium will headline the event's Saturday and Sunday programming, respectively.

îLESONIQ 2025 takes place at Montreal's Parc Jean-Drapeau from August 9 to 10, following the fest's îLESONIQ in the City event on August 8.

Two-day festival passes go on sale tomorrow (December 5) at 12 p.m., with presale access available through signing up for îLESONIQ's newsletter.

îLESONIQ's 2024 edition featured Tiësto, DJ Snake, Idris Elba, Loud Luxury, Zedd and more.

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