MQD will go to the primary traveler. Unless there was a change in the last year or two, the secondary traveler (the companion) does not get MQMs when traveling on a companion certificate.
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Although the companion fare can only be used to book flights in the economy cabin, there are still ways to use it and save on first class travel. Complimentary elite upgrades are available close to departure, and some fares can be upgraded further in advance.
Members with an Individual Membership may access Delta Sky Club with either 2 guests or immediate family (spouse or domestic partner and children under 21 years of age) for $50, or 5,000 miles per guest per Club visit (mileage redemption option available to Delta Sky Club Members only) provided that Delta determines ...
One of the strictest Delta Companion Certificate rules is that travel for any companion pass must be booked and completed by the expiration date listed on the certificate. Note that its validity is not based on the calendar year.
Bottom Line: The Southwest Companion Pass allows you to add a companion for just the cost of the taxes and fees ($5.60 one-way on a domestic ticket) to any and every flight you take while you have the pass. It can be used an unlimited number of times and works on tickets purchased both in points or cash.
You might even be able to use a Delta SkyMiles credit card to earn Silver Medallion status without ever flying if you're a big enough spender. For example, with the Delta SkyMiles® Reserve American Express Card, you can earn 15,000 MQMs for every $30,000 you spend — up to four times annually through Dec. 31, 2023.
A Medallion Member and one traveling companion may both enjoy a Complimentary Upgrade when traveling on Delta and Delta Connection carriers, as long as that companion is a General SkyMiles Member, Medallion Member, or partner airline elite member*, and traveling on the same flight in the same reservation.
Customers with select Platinum Cards and Centurion Cards from American Express may access Delta Sky Club locations when traveling on a same-day ticket on a Delta-operated (Delta or Delta Connection) or Delta-marketed flight operated by WestJet (006 ticket number).
Companion tickets are not transferable once issued. Companion Certificate and Delta eCredits can be combined in the same transaction. Delta eCredits can be applied as payment toward cost of the primary ticket, companion ticket, and any government-imposed taxes and fees.
It can expireOne of the strictest Delta Companion Certificate rules is that travel for any companion pass must be booked and completed by the expiration date listed on the certificate. Note that its validity is not based on the calendar year.
You can use two Companion Vouchers at the same time for a group or family of four if you accrue two Companion Vouchers across two card years and book and take your outbound flight before the first Voucher expires.