From now until November 13, 2021 Citi ThankYou Points are Transferrable to American Airlines. For Citi Chairman, Prestige & Premier Members the transfer rate is 1:1. For Preferred & Citi Rewards+ the transfer rate is 2:1.

American Express Hilton Surpass Card has an awesome limited time sign up offer of 130,000 points after spending $2,000 in 3 months, also get the annual fee for the first year waived. With flying taking a hit over the past year, this is great time to get hotel points fast for staycations. Offer Ends 8/25/21.

3 Limited Time Sign up offers from Barclay:

- Wyndham Rewards Earner+ Card, earn 90,000 points after spending $3000 in the first 6 months.

- Wyndham Rewards Earner Business, earn 90,000 points after spending $3000 in the first 6 months.

- Wyndham Rewards Earner, earn 60,000 points after spending $3000 in the first 6 months.

Earn 80,000 Bonus Points after spending $4000 in 3 months with the Citi Premier Card - this is a limited time offer.

Right now you can earn 100,000 Avios sign up bonus after spending $5000 in 3 months with the British Airways Visa Signature card from Chase. That's double the standard offer of 50,000. This isn't listed as a "special offer" so, no telling how long this offer will be around.