Valid online only. Flight must originate in US. Valid only on purchases of airfare made at Qantas’ US website. Purchases must be made in US Dollars. Not valid on purchases made by phone or at physical locations including, but not limited to the Qantas shop, the Qantas store and Qantas clubs and lounges. Offer not valid on purchases made in flight. Offer not valid for any purchases of a vacation package or through a third party (including resellers and online marketplaces). Qantas freight airfare not included. Offer not valid on any purchases made by using Membership Rewards® points from American Express. Excludes Corporate Cards and all prepaid Card products (other than registered American Express Serve® and BlueBird® Cards). Enrollment limited. Must add offer to Card and use same Card to redeem. Only US-issued American Express® Cards are eligible for this offer. Limit 1 statement credit per American Express Card across all American Express offer channels. Statement credit will appear on your billing statement within 90 days after 4/14/2016, provided that American Express receives information from the merchant about your qualifying purchase.