Singapore Airlines / Alaska Airlines Ends Codeshare Partnership in late-Sep 2025

Published at 1400PDT / 2100GMT 05SEP25

Singapore Airlines at the end of September 2025 is discontinuing codeshare partnership with Alaska Airlines, highlighted in the airline’s latest bulletin. The last day of codeshare service is scheduled on 30SEP25.

Currently, Singapore Airlines displays SQ-coded flight numbers on following Alaska Airlines service, which may include certain routes that has been discontinued during Northern summer 2025 season.

Singapore Airlines operated by Alaska Airlines
Los Angeles – Anchorage
Los Angeles – Las Vegas
Los Angeles – Loreto
Los Angeles – Los Cabos/Cabo San Lucas
Los Angeles – Newark
Los Angeles – Portland OR
Los Angeles – Puerto Vallarta
Los Angeles – San Francisco
Los Angeles – San Jose CA
Los Angeles – Santa Rosa
Los Angeles – Seattle
Los Angeles – Washington Dulles
Los Angeles – Washington Reagan
Portland OR – Boise
San Francisco – Austin
San Francisco – Boston
San Francisco – Chicago O'Hare
San Francisco – Kahului
San Francisco – Las Vegas
San Francisco – Los Cabos/Cabo San Lucas
San Francisco – Newark
San Francisco – New York JFK
San Francisco – Orange County
San Francisco – Palm Springs
San Francisco – Portland OR
San Francisco – San Diego
San Francisco – Seattle
San Francisco – Washington Reagan
Seattle – Anchorage
Seattle – Atlanta
Seattle – Austin
Seattle – Boise
Seattle – Boston
Seattle – Calgary
Seattle – Chicago O'Hare
Seattle – Dallas/Ft. Worth
Seattle – Denver
Seattle – Edmonton
Seattle – El Paso
Seattle – Eugene
Seattle – Honolulu
Seattle – Houston
Seattle – Kahului
Seattle – Kelowna
Seattle – Las Vegas
Seattle – Minneapolis/St. Paul
Seattle – Newark
Seattle – New York JFK
Seattle – Orlando
Seattle – Pasco
Seattle – Phoenix
Seattle – Portland OR
Seattle – St. Louis
Seattle – Sacramento
Seattle – Salt Lake City
Seattle – San Diego
Seattle – San Jose CA
Seattle – Spokane
Seattle – Vancouver
Seattle – Victoria
Seattle – Washington Reagan