Frontier Airlines is running a one-day-only sale you don’t want to miss! For today only (9/18/25), travelers can enjoy a free checked bag on their next flight. Just use promo code FREEBAG when booking.
📅 Book By: 9/18/25
📅 Fly Between: 9/25/25 – 3/5/26
✈️ Airline: Frontier Airlines
🎟️ Promo Code: FREEBAG
⚠️ Restrictions apply: one free checked bag per person, per direction; weight limits, blackout dates, and select destinations excluded.
This is a rare chance to save with Frontier, especially during the busy holiday travel season.
👉 Book your Frontier flight today and claim your free checked bag!