There are several types of upgrades on Delta and with SkyMiles:
- Complimentary Upgrades for Medallion members (Domestic (excluding Hawaii) and select North/South American destinations
ONLY)
LINK
- Systemwide Upgrades (SWU's) which can be selected as DM or PM Choice Benefits. (Domestic/International)
LINK (
NOTE: An SWU can be used for a companion on the
same PNR/flights.)
- Mileage Upgrades (Domestic/International)
LINK
- Same Day Paid Standby Upgrades (Domestic)
LINK
- Upgrades on Air France and KLM via SWU or Mileage (International) -
LINK
- Upgrades on SkyTeam partners
- Operational Upgrade (when pax booked in Y are moved to F/J at no additional cost due to an oversell in Y)