Calculating the value of SkyMilesFor example, if a flight from Boston to Miami costs $99 or 7,500 SkyMiles, your SkyMiles are worth 1.3 cents ($99 / 7,500 = $0.013 or 1.3 cents).
100,000 Delta miles are worth an average of $1,120, according to WalletHub data. You will get the best value for your Delta miles if you use them for flights booked through Delta, though there are a few other redemption options to choose from.
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.
Diamond status is Delta's highest status in the SkyMiles frequent flyer Medallion program. Diamond requires $20,000 spent every year, in addition to 125,000 miles flown or 140 segments. Benefits include: A choice of Choice Benefits to include global upgrades, regional upgrades, club access, and more.
You need 6,000 to 20,000 miles for a free one-way flight, depending on how far you're flying, which airline you're using and the dates of your travel. A one-way international flight will usually cost 35,000-50,000+ miles.