145 nonstop destinations · 16 countries · oneworld
Main hubs: Seattle (SEA) · Portland (PDX) · San Diego (SAN)
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Alaska Airlines (AS) operates 776 nonstop routes to 145 destinations across 16 countries, departing from 146 airports. Its busiest bases by nonstop route count are Seattle (SEA), Portland (PDX) and San Diego (SAN). Alaska Airlines is a member of oneworld. Updated 18 October 2026.
Alaska Airlines (AS) flies nonstop to 145 destinations in 16 countries, with the most routes from Seattle (SEA), Portland (PDX) and San Diego (SAN).
Alaska Airlines operates 776 nonstop routes serving 145 destinations across 16 countries.
Alaska Airlines's busiest airports by nonstop route count are Seattle (SEA) (112 routes), Portland (PDX) (66 routes) and San Diego (SAN) (49 routes).
Yes — Alaska Airlines is a member of oneworld.
Alaska Airlines's most frequent nonstop routes are ATL–PDX (multiple daily), DCA–SFO (multiple daily), SAN–LAS (multiple daily), SAN–PHX (multiple daily) and AUS–SAN (multiple daily).
Other oneworld airlines: Finnair Qantas Jet Linx Aviation Qatar Airways Royal Jordanian Fiji Airways American Airlines British Airways
Alaska Airlines hubs: Seattle (SEA) Portland (PDX) San Diego (SAN) Los Angeles (LAX) Anchorage (ANC) San Francisco (SFO)