Yes, Sun Country Airlines offers certain benefits for military personnel, though upgrades depend on availability. Active-duty members may receive complimentary seat upgrades to better seats if space allows, and they often enjoy free checked bags or reduced baggage fees. It’s best to present your military ID at check-in or contact Sun Country’s customer service in advance to confirm eligibility. While upgrades aren’t guaranteed, Sun Country is generally known for honoring and supporting military travelers with respectful service and added conveniences.