"I've got 15 family members coming to fly Tiger tomorrow for the wedding - what's going to happen to them?" he said.
"I'm really angry we only found out about this when it's too late. It's a joke."
All domestic flights have been suspended until at least July 9 - affecting about 35,000 passengers - but Melbourne-to-Singapore services have not been affected.
At Avalon, Christina Enotiades, on a working holiday from London, knew nothing of the delays before arriving for a Sydney flight.
"It's the worse customer service I've seen," Ms Enotiades said. "There's no apology at the counter and no recompense."
Tiger said customers with bookings from now until 6am on Saturday would be offered a credit for deferred travel with Tiger or a full refund.
Stiff ****, fly low cost you take the risk.