Delta Seattle and Alaska flight deals now have different statuses: Seattle promotional fares and the special Delta Comfort upgrades have ended. Delta says eligible Alaska SkyMiles member fares remain available for bookings through October 20, 2026, subject to availability and terms.
Which offers are still available?
Offer status checked October 11, 2026: Delta’s updated announcement confirms that Seattle fares and both Comfort upgrade promotions have ended. The Alaska fare promotion has a separate booking window.
- Seattle fare sale: ended; booking window October 5–8.
- Seattle $12 roundtrip Comfort upgrade: ended.
- Alaska $1-each-way Comfort upgrade: ended.
- Eligible Alaska SkyMiles fares: bookings October 6–20; travel October 17, 2026–May 15, 2027.
A separate promotion offers Alaska SkyMiles members eligible roundtrip fares from Anchorage or Fairbanks booked October 6–20, 2026, for travel October 17, 2026, through May 15, 2027. The listed destinations are Fort Lauderdale, Tampa, Orlando, Las Vegas, Phoenix, Palm Springs, San Diego, Tucson, Los Angeles, San Francisco, Honolulu, Kauai, Kona and Maui. Availability, terms and baggage fees apply.
Use Delta’s official Alaska deals page to check your itinerary and current terms. A sale fare is not a guarantee of seat availability or an upgrade at the expired promotional price.
Expired Seattle fares and $12 Comfort upgrades
Delta's expired Seattle fare promotion covered eligible domestic nonstop destinations to and from Seattle-Tacoma International Airport, nearly 50 destinations. The announced booking window was October 5–8, 2026, for travel from late October through March 10, 2027. Fares are subject to blackout dates, availability and other restrictions; terms and baggage fees apply.
For eligible Seattle roundtrips, the expired Delta Comfort offer started at $12, including on sale fares. The terms specify a $6 upsell each way and require a roundtrip purchase. The offer was limited to eligible new revenue bookings on Delta-marketed and -operated nonstop Seattle itineraries, within the travel dates and destinations specified by Delta, and is subject to availability.
Delta Comfort features include more legroom, early boarding with Zone 3 and dedicated overhead-bin space. Complimentary beer, wine and spirits are available to customers aged 21 or older on eligible flights.
Considering Comfort outside these expired promotions? Our Delta Comfort upgrade guide explains how to compare the available seat, fare rules and total added cost. The historical $12 and $1 offers are not standard upgrade prices.
Expired Alaska Comfort upgrade: historical terms
For travel to and from Anchorage or Fairbanks, Delta announced $1-each-way Delta Comfort upgrades booked October 5–8, 2026. The announcement describes Delta nonstop flights and one-stop flights to select Florida destinations: Tampa, Fort Lauderdale, Miami and Orlando. The detailed terms restrict the offer to eligible new revenue bookings on Delta-marketed and -operated nonstop itineraries originating from Anchorage or Fairbanks; a roundtrip purchase and applicable travel and destination limits also apply. Availability is limited.
Source and expiry confirmation checked October 11, 2026: Delta News Hub.
