How do I use a Voucher or ETC (Electronic Travel Certificate)?

To use a voucher or "ETC" (Electronic Travel Certificate), simply book your new flights on FlyFrontier.com. Once you reach the payment screen, select "HAVE A VOUCHER FROM FRONTIER" and enter the voucher or ETC number.

You may also apply a voucher by calling our Reservations department at 801-401-9000.