Alaska ends codeshares and reciprocal loyalty benefits with LATAM and Singapore, effective Oct. 1

Alaska Airlines terminated its codeshare and reciprocal loyalty agreements with LATAM and Singapore Airlines effective Oct. 1, according to U.S. Department of Transportation filings. The change ends reciprocal Mileage Plan benefits and shared marketing codes that enabled single‑ticket itineraries and elite earning across those partner networks.

Discovered 2025-10-03T13:08:33.215526-07:00 | 2025-10-03T13:08:33.215526-07:00

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DOT filings confirm the partner pacts ended Oct. 1, removing reciprocal Mileage Plan earning and redemption that directly affect frequent flyers and interline connectivity; see Alaska’s recent moves to revamp its Mileage Plan and fleet connectivity (SpaceX Starlink rollout)
The terminations alter codeshare-fed transfer options for transpacific and Latin American itineraries and follow broader partner reshuffling as Alaska expands international service (including its recent nonstop Seattle–Seoul launch)
For network and commercial teams, this requires updating bilateral distribution, revenue‑sharing assumptions and customer communications tied to single‑ticket itineraries; similar network adjustments are visible in other recent Alaska codeshare expansions and contractions

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