Quick answer
- Where: Mezzanine in the Central Terminal
- Hours: Daily from 5 a.m. to 10 p.m.
- Who: Amex Platinum or Centurion cardmembers, any airline, same day
- Day pass: none sold
Access rules ▾
Amex Platinum and Business Platinum cardmembers (and Centurion cardmembers) with a same-day boarding pass on any airline, no more than 3 hours before departure (layovers excepted).
Platinum guests cost $50 per adult and $30 per child (2–17); complimentary guest access unlocks after $75,000 in eligible annual spend. Centurion cardmembers may bring 2 guests or immediate family free.
Sources: UpgradedPoints Centurion list, checked Aug 17, 2026. Hours change; confirm in the Amex app.
Source checked Aug 17, 2026
Centurion Lounge
Access rules ▾
Amex Platinum or Centurion card, same-day boarding pass on any airline.
FAQ
Where is the Centurion Lounge at SEA?
Mezzanine in the Central Terminal
What are the SEA Centurion Lounge hours?
Daily from 5 a.m. to 10 p.m. (official Centurion Lounge page)
Who can use the Centurion Lounge at SEA?
Amex Platinum and Business Platinum cardmembers (and Centurion cardmembers) with a same-day boarding pass on any airline, no more than 3 hours before departure (layovers excepted).
Can I bring guests to a Centurion Lounge?
Platinum guests cost $50 per adult and $30 per child (2–17); complimentary guest access unlocks after $75,000 in eligible annual spend. Centurion cardmembers may bring 2 guests or immediate family free.
Can I buy a day pass to the SEA Centurion Lounge?
No. Centurion Lounges do not sell day passes.
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