Updated Articles

  1. Are there any restrictions on how many bags I can bring?

    Last Updated: 06/10/2025 in Bags and Seats Bags & Seats General Info
    Yes—there are limits on how many bags you can bring, and they vary by type: Carry-On Bags: You’re allowed one carry-on bag and one personal item (such as a purse, tote, laptop bag, briefcase, diaper bag, or small backpack), in line with FAA...

  2. What does TSA allow and not allow on flights?

    Last Updated: 06/10/2025 in My Booking My Trip
    The Transportation Security Administration (TSA) has specific rules about what you can and cannot bring in your carry-on and checked bags. Here are a few key guidelines: Liquids in carry-ons  must follow the  3-1-1 rule : containers must be ...

  3. How do I find and add my Known Traveler Number to my reservation?

    Last Updated: 06/10/2025 in My Booking My Trip
    If you're a member of a Trusted Traveler Program, your  Known Traveler Number (KTN)  — also called your  PASS ID  — is printed on the back of your membership card. You can also find it by logging into your GOES or TTP account. To add your KTN ...

  4. My voucher isn't working, what do I do?

    Last Updated: 06/10/2025 in Vouchers
    If your voucher isn’t applying, here are a few things to check: •  Most vouchers and credits are valid for 90 days from the date issued •  Travel must be booked (not completed) before the expiration date •  Some vouchers are ...

  5. Where can I find my Voucher number?

    Last Updated: 06/10/2025 in Vouchers
    Your  17-digit voucher number  is included in the email sent by Frontier after your original booking. Here’s how to find it: • Check the inbox linked to your  Frontier Miles account  or the one used when booking • Search for the s...

  6. Why is my voucher not applying correctly for the full amount?

    Last Updated: 06/10/2025 in Vouchers
    If your voucher isn’t covering the full cost of your booking, that’s totally normal— most vouchers apply to airfare only.  They typically  don’t cover taxes, fees, or optional extras  like bags or seat selections. Be sure to check the  terms a...

  7. Where can I purchase a GoWild! Pass?

    Last Updated: 06/10/2025 in GoWild! All-You-Can-Fly Pass
    You can purchase a  GoWild! Pass  at  flyfrontier.com or in the Frontier app . It’s not available through third-party retailers. For full details on what’s included and how it works, check out the GoWild! Terms & Conditions .  Read...

  8. How do I add a child to my reservation?

    Last Updated: 06/10/2025 in Traveling with Children or Pets
    To add a child to your existing reservation, you’ll need help from one of our Customer Care agents — this change can’t be made online. You can start a live chat with an agent here: Chat with Us .  ...

  9. Is assistance available at the airport to get to and from the gate?

    Last Updated: 06/06/2025 in Special Services
    Let us know if you need assistance at the airport, including boarding or exiting the aircraft.  While booking your reservation, simply select on “ Add Special Services ” on the Traveler Details page, and choose the options you need. Once at the...

  10. How can I book Group Travel?

    Last Updated: 06/04/2025 in My Booking Fares & Payment
    At this time, Frontier does not currently offer group travel (10 or more passengers on the same itinerary). If you’d like to travel in a larger group, we encourage you to make multiple reservations with up to nine passengers on each. Browse our deal...