Seattle to Sitka (SEA-SIT): nonstop upgrade & award space

Alaska Airlines flies the SEA to SIT nonstop about 4 times a week. Alaska Airlines sets the rhythm here, a few flights a day with a small premium cabin on each, so a date with open space is worth acting on the day you see it. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every SEA to SIT departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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4
Nonstop flights a week
857 mi
Nonstop distance
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Seattle to Sitka flight schedule

Scheduled nonstop departures for SEA to SIT, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Seattle (SEA) to Sitka (SIT)
Date Flight Airline Departs SEA Arrives SIT Duration Aircraft
AS 633Alaska Airlines, Inc.11:2412:582h 34m73J
AS 633Alaska Airlines, Inc.11:2312:572h 34m73J
AS 633Alaska Airlines, Inc.11:2312:572h 34m73J
AS 633Alaska Airlines, Inc.11:2312:572h 34m73J
AS 633Alaska Airlines, Inc.11:2312:572h 34m73J
AS 633Alaska Airlines, Inc.11:2312:572h 34m7M9
AS 633Alaska Airlines, Inc.11:2312:572h 34m73J

Showing all 7 scheduled SEA to SIT departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every SEA to SIT date on the interactive map

Confirmed upgrade & award space on SEA to SIT departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Seattle to Sitka to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each SEA to SIT departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SEA to SIT on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Sitka nonstop

Carriers operating SEA to SIT nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See SEA to SIT on the interactive map →

Frequently asked questions about SEA to SIT

How far is Sitka from Seattle?
SEA to SIT covers about 857 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from SEA to SIT?
Alaska Airlines is currently the only airline flying SEA to SIT nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from SEA to SIT?
About 4 nonstop flights a week run between Seattle and Sitka in the current schedule, operated by Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SEA to SIT depart?
Scheduled SEA to SIT nonstops in the next 7 days with service leave between 11:23 and 11:24, local time at Seattle. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on SEA to SIT?
Open the SEA to SIT route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss SEA to SIT upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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