American Express Centurion Lounge SEA

American Express Centurion Lounge SEA at Seattle–Tacoma International Airport accepts 3 access programmes: American Express Business Platinum, American Express Centurion, American Express Platinum. Each rule on this page lists its own guest policy and any spend or cabin conditions attached to it.

No. American Express Centurion Lounge SEA does not sell walk-in day passes — Exclusively reserved for American Express Platinum, Business Platinum, or Centurion cardmembers. No general walk-in public sales. Cardmembers can purchase entry for extra guests at $50.00 per adult. Entry requires an eligible card programme, membership, or airline boarding pass.

American Express Centurion Lounge SEA operates 05:00-22:00 daily. Lounges frequently close earlier than posted on quiet days and during terminal works, and last entry is often 30–45 minutes before closing — check before a late or early connection.

American Express Centurion Lounge SEA is in Concourse B at Seattle–Tacoma International Airport (SEA) in Seattle, United States, operated by American Express. Lounges sit airside, so you must clear security — and in most cases be in the same terminal — before you can use it.

It depends which rule you enter on — 3 of the 3 access rules at American Express Centurion Lounge SEA permit guests. Where a guest fee applies it runs $50 per guest. Guest allowances are set by the programme, not the lounge, so the same lounge can admit your partner free on one card and charge on another.

Verified facilities at American Express Centurion Lounge SEA: Wi-Fi, Showers, Hot food, Bar. Facilities vary by time of day — hot food and bar service in particular are often limited outside peak hours.