On March 31, Alaska Airlines joined the Oneworld Alliance — the alliance that American Airlines helped found in 1999. Now that Alaska is part of Oneworld, American and Alaska elite members are guaranteed elite benefits when flying on any Oneworld airline. However, Alaska and American expanded elite benefits beyond the minimum required by the alliance….

JT Genter writes for NerdWallet. Email: travel@nerdwallet.com.

The article American and Alaska Reveal Reciprocal Elite Upgrade Details originally appeared on NerdWallet.

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