--- title: "Calgary (YYC) to Seattle (SEA) flights: who flies it" description: "Alaska Airlines and WestJet fly nonstop from YYC to SEA, about 21 flights a week, covering 452 miles. Upgrade and award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/yyc-sea" url: "https://2lnr.com/routes/yyc-sea.md" date_modified: "2026-10-18T05:10:47Z" --- # Calgary to Seattle (YYC-SEA): nonstop upgrade & award space WestJet and Alaska Airlines fly nonstop between Calgary (YYC) and Seattle (SEA), roughly 21 times a week. The timetable below shows the nonstop scheduled at 1h 48m to 1h 55m for the 452 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 YYC to SEA on the interactive map [Get started free](https://2lnr.com/login) 21 Flights a week, 4-week average 1h 48m to 1h 55m Scheduled flight time 452 mi Nonstop distance Free To get started ## Calgary to Seattle flight schedule Scheduled nonstop departures for YYC to SEA starting October 22, 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 Calgary (YYC) to Seattle (SEA) | Date | Flight | Airline | Departs YYC | Arrives SEA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | WS 1554 | WestJet | 08:45 | 09:40 | 1h 55m | 7S8 | | Thu, Oct 22 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) | | Thu, Oct 22 | WS 1552 | WestJet | 17:50 | 18:45 | 1h 55m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ws/737-max-8.md) | | Thu, Oct 22 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Fri, Oct 23 | WS 1554 | WestJet | 08:45 | 09:40 | 1h 55m | 7S8 | | Fri, Oct 23 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Fri, Oct 23 | WS 1552 | WestJet | 17:50 | 18:45 | 1h 55m | Boeing 737 MAX 8 | | Fri, Oct 23 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Sat, Oct 24 | WS 1550 | WestJet | 08:45 | 09:40 | 1h 55m | [Boeing 737-800](https://2lnr.com/seatmaps/ws/737-800.md) | | Sat, Oct 24 | WS 1554 | WestJet | 08:45 | 09:40 | 1h 55m | 7S8 | | Sat, Oct 24 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Sat, Oct 24 | WS 1552 | WestJet | 17:50 | 18:45 | 1h 55m | Boeing 737 MAX 8 | | Sat, Oct 24 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Sun, Oct 25 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Sun, Oct 25 | WS 1552 | WestJet | 13:45 | 14:40 | 1h 55m | Boeing 737-800 | | Sun, Oct 25 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Mon, Oct 26 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Mon, Oct 26 | WS 1552 | WestJet | 13:45 | 14:40 | 1h 55m | Boeing 737 MAX 8 | | Mon, Oct 26 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Tue, Oct 27 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Tue, Oct 27 | WS 1552 | WestJet | 13:45 | 14:40 | 1h 55m | [Boeing 737-700](https://2lnr.com/seatmaps/ws/737-700.md) | | Tue, Oct 27 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | | Wed, Oct 28 | AS 2345 | Alaska Airlines, Inc. | 11:33 | 12:21 | 1h 48m | Embraer E175 | | Wed, Oct 28 | WS 1552 | WestJet | 13:45 | 14:40 | 1h 55m | Boeing 737-700 | | Wed, Oct 28 | AS 2308 | Alaska Airlines, Inc. | 19:00 | 19:49 | 1h 49m | Embraer E175 | Showing all 25 scheduled YYC to SEA departures across 7 days with service, starting October 22, 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 YYC to SEA date on the interactive map ## Aircraft on the Calgary to Seattle nonstop In the schedule table on this page, Alaska Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/as/e175.md), and WestJet flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ws/737-max-8.md), the Boeing 737, the [Boeing 737-800](https://2lnr.com/seatmaps/ws/737-800.md), and the [Boeing 737-700](https://2lnr.com/seatmaps/ws/737-700.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on YYC to SEA departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Calgary to Seattle 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 9 of the 14 Calgary to Seattle 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 YYC to SEA 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 YYC to SEA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Calgary to Seattle nonstop Carriers operating YYC to SEA nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [WestJet (WS) route map](https://2lnr.com/routes/airlines/ws.md)\ [The aircraft WS flies](https://2lnr.com/seatmaps/ws.md) - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See YYC to SEA on the interactive map → ## Frequently asked questions about YYC to SEA **How long is the flight from Calgary (YYC) to Seattle (SEA)?** Scheduled flight times from Calgary (YYC) to Seattle (SEA) run from 1h 48m to 1h 55m across the departures in the schedule table on this page. The nonstop covers about 452 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from YYC to SEA?** WestJet and Alaska Airlines fly YYC to SEA nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from YYC to SEA?** About 21 nonstop flights a week run between Calgary (YYC) and Seattle (SEA) in the current schedule, operated by WestJet and Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from YYC to SEA depart?** Scheduled YYC to SEA nonstops in the next 7 days with service leave between 08:45 and 19:00, local time at Calgary. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate YYC to SEA nonstop?** In the schedule table on this page, YYC to SEA nonstops fly as AS 2308 and AS 2345 on Alaska Airlines, and WS 1550, WS 1552, and WS 1554 on WestJet. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on YYC to SEA?** Open the YYC 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. Flying the other way? See [SEA to YYC upgrade and award space](https://2lnr.com/routes/sea-yyc.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 Calgary (YYC)](https://2lnr.com/routes/yyc.md), or [every route from Seattle (SEA)](https://2lnr.com/routes/sea.md). Nonstops from Calgary (YYC) to other airports within 150 miles of Seattle (SEA): - [Calgary (YYC) to Victoria (YYJ)](https://2lnr.com/routes/yyc-yyj.md), 97 miles from SEA - [Calgary (YYC) to Abbotsford (YXX)](https://2lnr.com/routes/yyc-yxx.md), 109 miles from SEA - [Calgary (YYC) to Vancouver (YVR)](https://2lnr.com/routes/yyc-yvr.md), 127 miles from SEA - [Calgary (YYC) to Portland (PDX)](https://2lnr.com/routes/yyc-pdx.md), 129 miles from SEA - [Calgary (YYC) to Nanaimo (YCD)](https://2lnr.com/routes/yyc-ycd.md), 132 miles from SEA 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 YYC to SEA 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)