Tho your response is likely correct, OP didnt indicate status or booking class. Here are additional options.

If in the case of Amex lounges, access is limited to within 3 hour of travel with presentation of lounge inclusive Amex card.

If in the case of Priority Pass, British Airways Lounge, The club at Seattle (2), both accepts them. Restaurants Bambuza and Trail Head BBQ bar also will provide food credit….

The club at seattle also allows fee walk-up access.

Jiburi