Columbus to Seattle (CMH-SEA): nonstop upgrade & award space

Alaska Airlines flies nonstop between Columbus (CMH) and Seattle (SEA), roughly 14 times a week. Alaska Airlines carries most of this long-haul schedule, so one carrier's release pattern decides when premium space appears, and it is rarely all at once. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every CMH to SEA 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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14
Nonstop flights a week
2,011 mi
Nonstop distance
Free
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Columbus to Seattle flight schedule

Scheduled nonstop departures for CMH to SEA, 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 Columbus (CMH) to Seattle (SEA)
Date Flight Airline Departs CMH Arrives SEA Duration Aircraft
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m73J
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m73J
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m73J
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m737
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m7M9
AS 283Alaska Airlines, Inc.07:0209:025h7M9
AS 450Alaska Airlines, Inc.17:4819:515h 3m7M8
AS 283Alaska Airlines, Inc.07:0209:025h73H
AS 450Alaska Airlines, Inc.17:4819:515h 3m7M9

Showing all 14 scheduled CMH to SEA 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 CMH to SEA date on the interactive map

Confirmed upgrade & award space on CMH to SEA departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Columbus to Seattle 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 CMH to SEA departure, checked against live inventory so you know what is open before you book.

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

Airlines flying Columbus to Seattle nonstop

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

See CMH to SEA on the interactive map →

Frequently asked questions about CMH to SEA

How far is Seattle from Columbus?
CMH to SEA covers about 2,011 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 CMH to SEA?
Alaska Airlines is currently the only airline flying CMH to SEA nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from CMH to SEA?
About 14 nonstop flights a week run between Columbus and Seattle 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 CMH to SEA depart?
Scheduled CMH to SEA nonstops in the next 7 days with service leave between 07:02 and 17:48, local time at Columbus. 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 CMH to SEA?
Open the CMH to SEA 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 CMH to SEA 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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