Dhaka, Oct. 4 -- Korean Air unveiled a revised mileage integration plan as part of its merger with Asiana Airlines, setting out conversion rates and a 10-year grace period that it said underline its commitment to consumer fairness and regulatory compliance.

After months of consultation, the flag carrier said Asiana members' flight-accrued miles would convert to Korean Air's Skypass program at a 1-to-1 rate, while miles earned through credit card partnerships would convert at 1-to-0.82.

Korean Air said the parity rate for flight-based miles reflects similar accrual structures at both airlines, while the lower rate for partner miles accounts for differences in underlying acquisition costs.

Under the proposal, Asiana members can transfer ...