Southwest Airlines has been ranked Most Satisfactory Airline in the US in a recent study, with Alaska Airlines named Best Overall Airline and Jet Blue Most Comfortable Airline.

Personal finance website Wallet Hub ranked the top 12 US airlines in 13 categories: cancelled flights, delays, mishandled baggage, denied boarding, complaints, animal-related incidents, leg room, entertainment options, wifi, complimentary refreshments, and price.

Alaska Airlines was the overall winner, followed by Delta and Skywest Airlines; Alaska was also named the most reliable airline in the US due to its low rate of delayed and cancelled flights and for rarely losing luggage or denying boarding to passengers.

Southwest Airlines did the best job keeping its customers happy: the largest domestic airline in the US had the lowest rate of customer complaints, followed by SkyWest Airlines and Alaska Airlines. Travellers had the most gripes (by a significant margin) about Frontier Airlines and Spirit Airlines.

Spirit was however named the Cheapest Airline in the report, while Jet Blue was judged to be Most Comfortable, and Alaska Airlines was considered the best airline to fly on with pets.

The complete ranking for Best Airline Overall rankings were:

  1. Alaska Airlines
  2. Delta Air Lines
  3. Skywest Airlines
  4. United Airlines
  5. Virgin America
  6. JetBlue Airways
  7. American Airlines
  8. ExpressJet
  9. Hawaiian Airlines
  10. Southwest Airlines
  11. Spirit Airlines
  12. Frontier Airlines

The full results in each category can be seen at wallethub.com.