Where do you see 5k RT? I'm showing 10k or 12k.
The sale is marketed as starting at 5k and that is from SFO (maybe elsewhere too). From NY seems to be 10-12k
https://www.delta.com/us/en/flight-deals/united-states-flights/flights-to-alaskaJust booked NYC-ANC 12k RT in main cabin for the summerBook by 5/17HT Doc