Season 4

Episode Guide

Arctic Guardians

S4 E1
Oct 8, 2023
A suspected toxic leak grounds a Boeing 737 at Anchorage International, engine trouble endangers the mid-air refuelling of the USAF's most advanced fighter jets, and a discovery at Anchorage customs uncovers clues to an international smuggling ring.

Arctic Survival

S4 E2
Oct 15, 2023
A national snowstorm brings US aviation to a standstill, but Anchorage fights through. USAF aircrews endure the toughest survival training on Alaska's North Slope, and a veteran aircraft flies life-saving cargo to an isolated community.

Crisis At Crooked Creek

S4 E3
Oct 22, 2023
A family-run airline flies emergency supplies to a remote village hit by water pollution. Alaska's biggest cargo airline loads high explosives on a busy runway, Anchorage's elite pilots come to the rescue of a holiday party venue buried in snow

Snow Bomb

S4 E4
Oct 29, 2023
Record-breaking snow in Anchorage could shut the airport. A novice pilot tests his nerve landing on a frozen lake. USAF aircrews battle the toughest Arctic survival training, and a unique aircraft workshop Alaska-proofs a vintage bush plane.

Ice Warriors

S4 E5
Nov 5, 2023
Hurricane Hunters fly into a storm to save lives in Alaska's bush. A rookie chopper pilot faces dangerous winds, snowstorms threaten vital combat training for USAF in the Arctic Circle, and a vintage plane brings frontier aviation into the future.

Wild Ice

S4 E6
Nov 12, 2023
Travelers from Anchorage get stranded halfway to an island in the Bering Sea, extreme skaters fly into the wilderness in search of Wild Ice, and Alaska's premium cargo airline fights to deliver a team of huskies for the world's biggest dog-sled race.

Snow, Sweat and Gears

S4 E7
Nov 19, 2023
Alaska's aviators fly into the wild for the world's toughest snowmobile race, Anchorage mechanics wrestle with a damaged 737's jet engine, and scientists take to the air to fight back against floods devastating remote communities.

On Thin Ice

S4 E8
Nov 26, 2023
A bush plane resupply mission to homesteader on a frozen lake teeters on the brink of disaster, US Air Force fighter jets battle over the Alaskan tundra, and veterinarians fight winter storms to save a remote village from a deadly canine epidemic.

Runway Mayday

S4 E9
Dec 3, 2023
A 747 mayday triggers an emergency on Anchorage runways. A young aviator learns to fly to feed her village, military pilots navigate Alaska's icy peaks to be combat-ready, and an extreme surfer flies high to find waves at America's coolest surf spot.

Thawed Out

S4 E10
Dec 10, 2023
A pilot dreams big trying to move a 727 jet cross-country to build his business. Tourists fly into Homer's fishing festival, and bar owner takes to the air for an Alaskan beer run. Engineers fight to stop the corrosion aboard a veteran cargo plane.