用BA Avios换的JL F机票，Fare Class是A，能累积miles吗？
用BA Avios换的JL头等舱能否累积里程存在争议。
1. 关键信息
- Fare Class A on JL award ticket (from BA Avios) is the disputed cabin.
- AA website indicates JL A Class can earn miles (post #4, #6).
- JL website may show "Accumulating Mileage" for A Class cash fares (post #20).
- One user cancelled ticket with no answer (post #17).
- QR金卡曾于JL Y舱改签后积累里程，但最终为0 (post #23).
2. 羊毛/优惠信息
无
3. Latest Dynamics
无
4. 争议或不同意见
- @paratrooper, @那我懂你意思了: JL award is A, cannot earn (post #2, #3).
- @sammanyu, @aa.com: A Class can earn on AA site (post #4, #6, #11).
- @SourSweetTea: JL A Class cash earns, but award A does not accumulate (post #13).
- @P.F, @JoshuaC, @seawell: Conflicting reports; QR/RJ/MH may have bugs (post #18, #19, #23).
5. 行动建议
- Verify with JL official channels before booking.
- Test with a small ticket or wait for community confirmation.