--- title: "Seattle to Belize City flights: who flies SEA-BZE" description: "Alaska Airlines flies nonstop from SEA to BZE, about 2 flights a week, covering 2,822 miles. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/sea-bze" url: "https://2lnr.com/routes/sea-bze.md" date_modified: "2026-10-18T05:10:47Z" --- # Seattle to Belize City (SEA-BZE): nonstop upgrade & award space Alaska Airlines flies nonstop from Seattle (SEA) to Belize City (BZE) just twice a week. Where the timetable below gives a flight time, it's 6h 4m to 6h 6m for the 2,822 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 BZE on the interactive map [Get started free](https://2lnr.com/login) 2 Flights a week, 4-week average 6h 4m to 6h 6m Scheduled flight time 2,822 mi Nonstop distance Free To get started ## Seattle to Belize City flight schedule Scheduled nonstop departures for SEA to BZE 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 Belize City (BZE) | Date | Flight | Airline | Departs SEA | Arrives BZE | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Nov 6 | AS 1348 | Alaska Airlines, Inc. | 08:43 | 16:49 | — | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) | | Sat, Nov 7 | AS 1348 | Alaska Airlines, Inc. | 08:43 | 16:49 | 6h 6m | Boeing 737 MAX 9 | | Sat, Nov 14 | AS 1348 | Alaska Airlines, Inc. | 08:43 | 16:49 | 6h 6m | Boeing 737 MAX 9 | | Fri, Nov 20 | AS 84 | Alaska Airlines, Inc. | 08:05 | 16:09 | — | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/as/737-max-8.md) | | Sat, Nov 21 | AS 84 | Alaska Airlines, Inc. | 08:05 | 16:09 | 6h 4m | Boeing 737 MAX 8 | | Sat, Nov 28 | AS 84 | Alaska Airlines, Inc. | 08:05 | 16:09 | 6h 4m | Boeing 737 MAX 8 | | Fri, Dec 4 | AS 84 | Alaska Airlines, Inc. | 09:00 | 17:00 | — | Boeing 737 MAX 9 | Showing all 7 scheduled SEA to BZE 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 BZE date on the interactive map ## Aircraft on the Seattle to Belize City nonstop Alaska Airlines flies the departures in the schedule table on this page with the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) and the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/as/737-max-8.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on SEA to BZE departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Seattle to Belize City 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 or award seats by date on the SEA to BZE 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 BZE on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Seattle to Belize City nonstop Carriers operating SEA to BZE 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 BZE on the interactive map → ## Frequently asked questions about SEA to BZE **How long is the flight from Seattle (SEA) to Belize City (BZE)?** Where the schedule table on this page lists a duration, scheduled flight times from Seattle (SEA) to Belize City (BZE) run from 6h 4m to 6h 6m. The nonstop covers about 2,822 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SEA to BZE?** Alaska Airlines is currently the only airline flying SEA to BZE nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How often does SEA to BZE operate?** The SEA to BZE nonstop currently runs twice a week, on Alaska Airlines. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from SEA to BZE depart?** Scheduled SEA to BZE nonstops in the next 7 days with service leave between 08:05 and 09:00, local time at Seattle. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate SEA to BZE nonstop?** In the schedule table on this page, SEA to BZE nonstops fly as AS 84 and AS 1348 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 BZE?** Open the SEA to BZE 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 [BZE to SEA upgrade and award space](https://2lnr.com/routes/bze-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 Belize City (BZE)](https://2lnr.com/routes/bze.md). - [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 BZE 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)