Frontier Airlines: Economy Airfare Bundle (Free Carry-On, 1-Pc Checked Luggage & More) from $39 each way (departing May 28 - Aug 18)

Frontier Airlines offers their Economy Bundle (free carry-on, seat assignment, flight changes, one checked bag) with prices starting from $39 each way when you apply promo code FREEBAG at checkout; must book by March 24, 2025 for travel departing May 8 through August 18, 2025 (blackout dates apply; see Deal Editor's notes below).