Today's main discussion focuses on limited-time American Express (Amex) reward activities and the latest sign-up offer for the US Bank Korean Air card. While there is significant community chatter regarding Avios business class availability issues and AA dynamic pricing, these are largely anecdotal. · Amex MR to Hilton Conversion Bonus: From September 1 to October 14, 2026, US Amex members transferring Membership Rewards points to Hilton Honors will receive a 30% bonus (e.g., 50,000 MR points convert to 65,000 Hilton points), offering a rare hard discount on point transfers. · Amex Platinum $200 Cashback Offer: Book select airline tickets via the Amex Travel portal at a cost of $1,000 or more by October 31, 2026, to receive a $200 statement credit; this applies specifically to "Platinum Airfares" bookings on participating airlines. · US Bank Korean Air Card Update: The US Bank SKYPASS Select Visa Signature Card has updated its sign-up bonus to 70,000 Korean Air miles as of September 2026, requiring $5,000 in spending within 90 days of account opening, making it a high-value entry option for Korean Air routes. · Unverified Community Chatter: Reddit users report that London-Doha Avios business class redemptions are not showing the expected 90,000 Avios price or availability for August/September, despite economy seats being visible; this appears to be a system glitch or inventory adjustment issue pending official verification.