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

To use a voucher or "ETC" (Electronic Travel Certificate), simply book your new flight on 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.


  • Vouchers are not redeemable for cash.
  • Vouchers must be booked within 90 days from date of issue.
    • Note: There are no restrictions on travel date.
  • Vouchers are one-time use, meaning there will be no remaining value after redemption.
  • Vouchers may not cover the entire value of the purchase. Any remaining balance due must be paid by the customer.
  • Vouchers are non-transferable and may only be redeemed in the name of the passenger to whom it was issued.
  • The name on the new reservation must match the old reservation exactly.