Delta Air Lines successfully defended its title as the highest-ranked airline in The Points Guy’s Best Airlines Report.

Alaska Airlines is the only United States-based carrier that was in AirlineRatings' top 10—although Hawaiian, American, Delta and United were in the top 25.

Also referred to as United, it is one of the largest airlines in the United States. Headquartered in Chicago, Illinois, United has 238 domestic destinations and 118 international destinations.