Alaska airlines flight change policy offers flexibility for passengers needing to adjust their travel plans. You can modify your flight without a fee for most fare types, especially within 24 hours of booking. Same-day flight changes are also available for a nominal fee, subject to seat availability. Whether changing online, through the mobile app, or by phone, Alaska Airlines ensures a smooth process. For assistance and more details, contact customer support at +1-866-679-5070 anytime.