Have your plans changed? Do you need immediate assistance with your plans, or are you willing to cancel a Frontier Airlines flight? You cannot deny that sometimes we have to cancel our travel plans due to emergency.Check Frontier Airlines Cancellation Policy
Latam Airlines Cancellation Policy says No fee is payable if the passenger changes LATAM flights within 24 hours of booking. If the passenger changes flight within 7 days from the boarding date, the passenger must pay some fee if the ticket was previously purchased. No payment is required after 2 months from boarding date.
If you want to get a full refund from the airline First read Singapore Airlines Cancellation Policy clearly, you must cancel the flight within the approved time of 24 hours and submit the refund request form immediately.