Best plane ticket deal of 2026: Up to 30% off Southwest flights through May

Best plane ticket deal of 2026: Up to 30% off Southwest flights through May

SAVE UP TO 30%: Through Jan. 8, Southwest promo code DREAMBIG saves you up to 30% on select Southwest one-way or roundtrip flights between Jan. 26 and May 13. Opens in a new window Credit: Southwest Southwest sale: Up to 30% off select flights with code DREAMBIG Get Deal Sure, you can start tackling health or organization-related New Year's resolutions pretty immediately. But who says you can't start chipping away at travel goals right away? T…