# Transfer Amex Membership Rewards Points to Flying Blue for 25% Bonus

_Jun 2 17:47_

Tags: Air France, Air France-KLM, British Airways, Iberia, KLM, United, Marriott, Marriott Bonvoy, Air France-KLM Flying Blue, American Express Membership Rewards

American Express is offering a 25% transfer bonus when moving Membership Rewards points to Air France-KLM's Flying Blue program. The promotion is highlighted as a flash sale event

> **Check before acting.** This offer was last reported 157 days ago, on June 2, 2026. Registration deadlines and bonus windows close. We do not track whether this one is still live, so check the program's own page before acting on it.

## Summary

American Express has announced a 25% transfer bonus for its Membership Rewards points when transferred to Air France-KLM's Flying Blue frequent flyer program. The article frames this as a flash sale event, noting the date of April 23, 2026, in the context of other recent transfer bonuses. This allows Amex cardholders to acquire Flying Blue miles at a reduced effective cost, which can be valuable for booking Air France or KLM award flights. The article also contextualizes this offer among other recent loyalty events, including a 40% bonus on British Airways Avios purchases, a 50% bonus on Iberia Avios, and various other transfer bonuses and program updates from Chase, United, and others

Sources add:
• One Mile at a Time: Transfer Amex Points To Air France-KLM Flying Blue With 25% Bonus: Worth It? Amex Membership Rewards has just rolled out its newest airline points transfer bonus, which I’m sure many members will find to be valuable (…
• LoyaltyLobby: American Express, in partnership with Air France-KLM and Marriott, has launched conversion bonuses valid until June 30, 2026

## Why it matters

Affects 8 airline programs (Air France, Air France-KLM, British Airways...). Spans 5 hotel programs (IHG One Rewards, Marriott, Marriott Bonvoy...). Card-issuer angle via American Express, Chase, Citi.

## What each source adds

- **One Mile at a Time**: Transfer Amex Points To Air France-KLM Flying Blue With 25% Bonus: Worth It? Amex Membership Rewards has just rolled out its newest airline points transfer bonus, which I’m sure many members will find to be valuable (…
- **LoyaltyLobby**: American Express, in partnership with Air France-KLM and Marriott, has launched conversion bonuses valid until June 30, 2026

## Sources cited

- [AwardWallet Blog](https://awardwallet.com/news/amex-membership-rewards/flying-blue-transfer-bonus?pubDate=2026-06-02) — Transfer American Express Membership Rewards Points to Air France-KLM Flying Blue, Get a 25% Bonus
- [One Mile at a Time](https://onemileatatime.com/deals/amex-flying-blue-transfer-bonus) — Transfer Amex Points To Air France-KLM Flying Blue With 25% Bonus: Worth It?
- [LoyaltyLobby](https://loyaltylobby.com/2026/06/02/amex-membership-rewards-us-conversion-bonuses-to-flying-blue-25-marriott-bonvoy-20-until-june-30-2026?omhide=true) — Amex Membership Rewards (US) Conversion Bonuses To Flying Blue 25% & Marriott Bonvoy 20% Until June 30, 2026

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