--- title: "Seattle (SEA) to Columbus (CMH) flights: who flies it" description: "Alaska Airlines flies nonstop from SEA to CMH, about 9 flights a week, scheduled at 4h 25m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/sea-cmh" url: "https://2lnr.com/routes/sea-cmh.md" date_modified: "2026-10-18T05:10:47Z" --- # Seattle to Columbus (SEA-CMH): nonstop upgrade & award space Alaska Airlines flies the SEA to CMH nonstop about 9 times a week. In the timetable below it flies as AS 463 and AS 1640, scheduled at 4h 25m for the 2,011 miles. 2LNR checks confirmed upgrade and award space on Alaska Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See SEA to CMH on the interactive map [Get started free](https://2lnr.com/login) 9 Flights a week, 4-week average 4h 25m Scheduled flight time 2,011 mi Nonstop distance Free To get started ## Seattle to Columbus flight schedule Scheduled nonstop departures for SEA to CMH starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Seattle (SEA) to Columbus (CMH) | Date | Flight | Airline | Departs SEA | Arrives CMH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) | | Sat, Oct 24 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Sat, Oct 24 | AS 463 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Sun, Oct 25 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Mon, Oct 26 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Mon, Oct 26 | AS 463 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Tue, Oct 27 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Tue, Oct 27 | AS 463 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Wed, Oct 28 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Wed, Oct 28 | AS 463 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Thu, Oct 29 | AS 1640 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | | Thu, Oct 29 | AS 463 | Alaska Airlines, Inc. | 13:25 | 20:50 | 4h 25m | Boeing 737 MAX 9 | Showing all 12 scheduled SEA to CMH departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every SEA to CMH date on the interactive map ## Aircraft on the Seattle to Columbus nonstop Alaska Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on SEA to CMH departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Seattle to Columbus to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Alaska Airlines award space was open on 5 of the 14 Seattle to Columbus departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the SEA to CMH departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See SEA to CMH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Seattle to Columbus nonstop Carriers operating SEA to CMH nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See SEA to CMH on the interactive map → ## Frequently asked questions about SEA to CMH **How long is the flight from Seattle (SEA) to Columbus (CMH)?** Every departure in the schedule table on this page is scheduled at 4h 25m from Seattle (SEA) to Columbus (CMH). The nonstop covers about 2,011 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SEA to CMH?** Alaska Airlines is currently the only airline flying SEA to CMH nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from SEA to CMH?** About 9 nonstop flights a week run between Seattle (SEA) and Columbus (CMH) 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 CMH depart?** In the next 7 days with service, every scheduled SEA to CMH nonstop leaves at 13:25 local time at Seattle. The schedule table on this page lists each departure by date. **Which flights operate SEA to CMH nonstop?** In the schedule table on this page, SEA to CMH nonstops fly as AS 463 and AS 1640 on Alaska Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on SEA to CMH?** Open the SEA to CMH 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. Flying the other way? See [CMH to SEA upgrade and award space](https://2lnr.com/routes/cmh-sea.md). Award seats rather than schedules? See [Alaska Airlines award availability](https://2lnr.com/awards/as.md). Looking beyond this route? See [every route from Seattle (SEA)](https://2lnr.com/routes/sea.md), or [every route from Columbus (CMH)](https://2lnr.com/routes/cmh.md). Nonstops to Columbus (CMH) from other airports within 150 miles of Seattle (SEA): - [Portland (PDX) to Columbus (CMH)](https://2lnr.com/routes/pdx-cmh.md), 129 miles from SEA Nonstops from Seattle (SEA) to other airports within 150 miles of Columbus (CMH): - [Seattle (SEA) to Cleveland (CLE)](https://2lnr.com/routes/sea-cle.md), 112 miles from CMH - [Seattle (SEA) to Cincinnati (CVG)](https://2lnr.com/routes/sea-cvg.md), 115 miles from CMH - [Seattle (SEA) to Pittsburgh (PIT)](https://2lnr.com/routes/sea-pit.md), 144 miles from CMH Distances are great-circle between the airports, not driving distance. - [How Alaska upgrades clear](https://2lnr.com/about/as/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss SEA to CMH upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)