条款及条件限制

• Delta Vacations bookings are eligible for Medallion Complimentary Upgrades. Learn more about Medallion Complimentary Upgrades at delta.com/medallion.
• To book an upgrade using your miles, visit My Trips on Delta.com, the Fly Delta App or call 1-800-800-1504.
• Upgrading with miles on delta.com or the Fly Delta app after booking a flight:
  • 本产品不可退款、不可改签。If a customer voluntarily changes their flight or seat selection once purchased, no refund for the original purchase will be provided, and no MQDs (Medallion^® Qualification Dollars) will be awarded.
  • 即便在登机后，我们也有权出于运营、安全或安保原因随时分配或重新分配您升级后的座位。飞行当日地勤人员和机上工作人员对此有最终决定权。
  • Refunds will be issued to any reassigned customer, if the customer is not moved to a comparable or better seat.
  • The advertised price is not an offer, and is subject to change. 仅当收取并处理付款完成后，合约方告成立。
  • Upgrades may only be purchased for Delta- or Delta Connection-operated flights, and are not available for Award Tickets and certain discounted and exception fares. 其他有效性限制将由达美全权酌情决定。
  • All passengers within the confirmation number must be upgraded to Main Cabin, Delta Comfort+™ or First Class/Delta One fare classes.
  • Fare rules, opens in a new window of your initial reservation will apply, regardless of whether rules that would otherwise apply to the fare class of your upgraded ticket are less restrictive.
  • Upgraded tickets are eligible for additional mileage, MQM (Medallion^® Qualification Miles) and MQD accruals, due to the selection of Delta Comfort+™ or First Class/Delta One and associated fare classes, and the increase in base fare or carrier imposed surcharges paid in connection with your upgrade.
  • 所有“飞凡里程常客计划”相关规定适用于飞凡里程计划下的会员、里程、优惠、里程累积、里程兑换及旅行优惠。To review the rules, please visit Membership Guide & Program Rules, opens in a new window.
  • 如果您在购买原本的机票时购买了旅行保险，您可享受的保险福利仅限于原本所购买机票的保险福利。Prices, offers, rules and benefits are subject to change.