Southwest Airlines
- IATA
- WN
- Fleet
- 800
Alaska Airlines
- IATA
- AS
- ICAO
- ASA
- Alliance
- Oneworld
- Founded
- 1932
- Fleet
- 240
- Destinations
- 120
Alaska Airlines is the fifth-largest US carrier, dominant on the West Coast from hubs in Seattle, Portland, and Anchorage. Following its 2024 acquisition of Hawaiian Airlines, the group launched the combined Atmos Rewards loyalty program.