Are there only summer transfer bonuses for British Airways Avios and American Express Membership Rewards points?
39% FrequentMiler
34% Traveling for Miles
22% Miles for Family
5% Other
American Express has offered 30% transfer bonuses to British Airways, Iberia, and Aer Lingus Avios in summer months over the past few years, including August 2026, which is why the current bonus is active now.FrequentMiler +2
Amex Transfer Bonus Patterns
- Summer Bonuses: The last three Avios bonuses were in August 2024, June 2025, and August 2026, all in summer months.
- Next Expected Bonus: A new 30% bonus to Avios is likely in August 2027, based on historical timing.
Other Amex Bonus Windows
- Fall/Winter: Amex also offers transfer bonuses to Marriott, Hilton, and Flying Blue in late fall and winter, but no Avios bonus is scheduled for late 2026.
- No Guarantee: While summer is the most common window, Amex is not bound to this pattern and may launch a bonus at other times.
Key Takeaway
While summer is the most common time for Avios bonuses, Amex may offer them at other times. The next Avios bonus is expected in August 2027, but no official announcement has been made yet.FrequentMiler +1
Miles for Family 22%
September 2026 Transfer Bonuses (5 new)
How is it September already? This month brings some new transfer bonuses as well as a continuation of a few transfer bonuses from August. New: Capital One 30% Transfer Bonus to Japan Airlines Through September 30, 2026, get 30% transfer bonus from Capital One to Japan Airlines. The normal transfer ratio is 1000:750, and this bonus makes the ratio 1000:975. Capital One has offered this same transfer bonus before. While JAL has the best award availability for its own program, award flights can still be a bit challenging to find, and the taxes can be steep. New:
Traveling for Miles 34%
Quick tip: Don’t convert Amex points to Avios right now
If you're in need of Avios (British Airways, Iberia, or Aer Lingus) and are thinking of converting some Amex Membership Rewards points to satisfy that need, it may pay to hold off right now if your circumstances allow. If you’re in need of Avios (British Airways, Iberia, or Aer Lingus) and are thinking of converting some Amex Membership Rewards points to satisfy that need, it may pay to hold off right now if your circumstances allow. Why? Because there may well be a transfer/conversion bonus about to launch. For the past few years, Amex has offered us
One Mile at a Time 5%
Great Deal: Transfer Amex Points To British Airways Avios With 30% Bonus
The Amex Membership Rewards program in the United States has just launched a lucrative new transfer bonus. Let’s go over the details, as I imagine that many people will be interested in taking advantage of this. In this post: Through Tuesday, July 15, 2025, the US Amex Membership Rewards program is offering a 30% bonus when you transfer points to British Airways Executive Club. The same transfer bonus is also being offered to Aer Lingus AerClub and Iberia Plus. Keep in mind that you can transfer Avios between the various “flavors” online at no cost, so this
FrequentMiler 39%
Get a 30% transfer bonus to Avios programs from Amex Membership Rewards
American Express had been somewhat stingy when it came to transfer bonuses over the past 12-18 months, but things have picked up recently and three new transfer bonuses were launched today. Before you get too excited, they are, for all intents and purposes, a single transfer bonus as you can get 30% more Avios when transferring Membership Rewards to British Airways, Iberia, and Aer Lingus. The Deal Get a 30% bonus when transferring American Express Membership Rewards to the following Avios programs: British Airways Iberia Aer Lingus Key Terms Expires September 27, 2026.