A straightforward, useful United and Star Alliance lounge near A9, with no reason to detour from another concourse.
Photo: United Airlines
United's SEA Club is near A9 and serves eligible United customers and Star Alliance premium travelers.
It is best treated as a convenient airline lounge before a United flight, rather than a lounge worth crossing the airport to visit.
Last verified Jul 11, 2026
A strong lounge once inside, but frequent waitlists make it a poor choice when time is short.
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A genuinely premium, quieter option, but only for eligible long-haul premium passengers and with limited daytime hours.
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Use this established Sky Club if it is more convenient than the much newer A11 facility.
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The newer A11 Sky Club is the best general Delta option at SEA, with considerably more space and runway views.
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Useful for eligible cardholders near A gates, but it is a functional shared-use lounge rather than a destination.
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Convenient for C-gate Alaska flights, but not the airline's standout SEA lounge.
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A useful Alaska option after Checkpoint 4, primarily worth using when it saves a long walk.
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The best Alaska Lounge at SEA for space, design and airfield views, though it can still fill at busy times.
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A useful dedicated option for eligible British Airways and oneworld travelers, but its hours suit BA operations rather than the whole day.
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A valuable S-gates escape for Priority Pass holders, but crowding can undermine the benefit.
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