Idaho Falls Airport adding another airline and non-stop destination Updated at Share This Idaho Falls Mayor Rebecca Casper, Council President Michelle Ziel-Dingman, and Airport Director Rick Cloutier announce the addition of Alaska Airlines to the Idaho Falls Regional Airport.| Eric Grossarth, EastIdahoNews.com IDAHO FALLS — Travelers going to and from Idaho Falls will soon be able to fly non-stop to Seattle. Alaska Airlines will launch daily flights from the Idaho Falls Regional Airport to the Seattle-Tacoma International Airport on June 17. The Wednesday announcement adds 60 one-stop connections for travelers worldwide to the second busiest airport in Idaho. “This is a great opportunity, great win, that’s been asked for by the citizens and the region for many years,” IDA Airport Director Rick Cloutier said. “This is a great opportunity to really expand our service and bring more visitors to the region.”