Korean Air SKYPASS miles expire 10 years after you earn them, and that’s it.
You won’t be able to extend the validity of your miles or reinstate them if they expire.
But despite Korean Air’s strict expiration policy, it has one the longest mileage expiration among all frequent flyer programs, along with Asiana.
Related Article: Best Credit Cards to Earn Korean Air Miles.

Comparison of Mileage Expiration Policies
Below are the mileage expiration policies for the major airline points programs to see how Korean Air compares to the competition.
Among all the programs, only Korean Air and Asiana have a 10-year mileage expiration.
Airline | Expiration |
---|---|
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24 months after inactivity |
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18 months after inactivity |
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24 months after inactivity |
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24 months after inactivity |
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18 months after inactivity |
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36 months |
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10 years |
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36 months after inactivity |
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Never |
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3 years |
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24 months from inactivity |
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36 months |
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36 months after inactivity |
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10 years |
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36 months |
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18 months after inactivity |
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36 months after inactivity |
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36 months |
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3 years |
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Never |
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Never |
Bottomline
Korean Air has a fixed expiration policy but it makes up for it with an incredibly generous 10-year expiration validity.
It has the longest expiration policy among major airlines, along with Asiana.
Overall, Korean Air SKYPASS still remains as one of the top loyalty programs, even if Chase dropped it as a transfer partner.
You can score excellent redemption sweet spots for U.S. routes, including Hawaii.