Fleet Updated January 26, 2023 Alaska Air Group maintains an operational fleet of: 205 Boeing 737 aircraft, with an average age of 10.1 years; 10 Airbus A320 aircraft, with an average age of 4.8 years; 75 Embraer 175 aircraft with an average age of 4.5 years. ModelSeats (first class/premium/main cabin)# in fleetBoeing 737-9 MAX178 (16/24/138)39Boeing 737-900ER 178 (16/24/138)79Boeing 737-900178 (16/24/138)12Boeing 737-800159 (12/30/117)61Boeing 737-700124 (12/112)11Boeing 737-700FN/A (freighter)3Airbus A321neo190 (16/24/150)10Embraer E175(Operated by Horizon Air)76 (12/12/52)33Embraer E175(Operated by SkyWest Airlines)76 (12/12/52)42Fleet largest to smallest, by manufacturer.