Mileage Booster™ FAQs

What is Mileage Booster?

Mileage Booster is a product that allows SkyMiles members to increase their mileage balance by purchasing extra bonus miles with every eligible flight. Mileage Booster miles do not count toward Medallion® status qualification.

Where and when is Mileage Booster offered?

Currently Mileage Booster is offered to all SkyMiles Members traveling on a Delta marketed flight within the U.S., Puerto Rico and the U.S. Virgin Islands. Mileage Booster is offered as a Trip Extra at the time of booking, in MyTrips, and during online check-in process.

Do Mileage Booster miles help me qualify for Medallion® status?

No, bonus miles do not count toward qualification for Medalllion® status, but they will add to your total available award mileage balance.

How soon will my bonus miles post?

After the completion of your flight, bonus miles will post within 24 hours.

Do my Mileage Booster miles expire?

No. Delta award miles do not expire.

Why wasn’t I offered Mileage Booster?

There are several reasons why Mileage Booster may not be available, including but not limited to:

  • Your SkyMiles number was not included in your reservation.
  • Your flight was not within the U.S., Puerto Rico and the U.S. Virgin Islands
  • Your reservation includes travel on airlines other than Delta or Delta Connection.

What happens if my flight cancels or is re-routed? Will I still receive the bonus miles purchased?

Yes. You still receive the bonus miles purchased, regardless of whether or not your flight is cancelled or re-routed.

Is there an annual maximum on the amount of miles that can be purchased through Mileage Booster?

No. There is no maximum amount of miles you can purchase through Mileage Booster.

Are the bonus miles purchased through the Mileage Booster offer refundable?

All Mileage Booster transactions are final and will not be refunded.

Can Mileage Booster be used on Award Tickets?

Yes. Using Mileage Booster on Award Travel is a great way to build back your miles.

How quickly can miles add up to award travel?

Miles can quickly add up to Award Travel. Roundtrip Award Tickets within the United States are available for as few as 25,000 miles. With over 100 SkyMiles partners, you have so many ways to get to your next Award Ticket. Visit delta.com/skymiles for a complete list of mileage-earning opportunities.

Who can help me if I am having difficulties with Mileage Booster?

For additional questions or assistance completing a Gift Miles transaction, Talk To Us.

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