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Join Date: Sep 2009
Location: Minneapolis: DL DM charter 2.3MM
Programs: A3*Gold, SPG Plat, HyattDiamond, MarriottPP, LHW exAccess, ICI, Raffles Amb, NW PE MM, TWA Gold MM
Posts: 102,617
How will the refundable ticket help if you refund it? AmEx could claw back the MQMs when you return the ticket.
OTOH if you turn a ticket into an ecredit of some sort with DL, that should work, but it would only require a fully changeable ticket, not one that's refundable.