--- title: "Seattle (SEA) to Hong Kong (HKG) flights: who flies it" description: "Cathay Pacific flies Seattle (SEA) to Hong Kong (HKG) nonstop about 9 times a week, scheduled at 13h 20m to 14h 20m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/sea-hkg" url: "https://2lnr.com/routes/sea-hkg.md" date_modified: "2026-10-18T05:10:47Z" --- # Seattle to Hong Kong (SEA-HKG): nonstop flights and who flies them Cathay Pacific flies the SEA to HKG nonstop about 9 times a week. In the timetable below it flies as CX 833 and CX 853, scheduled at 13h 20m to 14h 20m for the 6,488 miles. 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 HKG on the interactive map [Get started free](https://2lnr.com/login) 9 Flights a week, 4-week average 13h 20m to 14h 20m Scheduled flight time 6,488 mi Nonstop distance Free To get started ## Seattle to Hong Kong flight schedule Scheduled nonstop departures for SEA to HKG 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 Seattle (SEA) to Hong Kong (HKG) | Date | Flight | Airline | Departs SEA | Arrives HKG | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | CX 853 | Cathay Pacific | 12:25 | 16:45 | 13h 20m | [Airbus A350-900](https://2lnr.com/seatmaps/cx/a350-900.md) | | Sat, Oct 24 | CX 853 | Cathay Pacific | 11:45 | 16:45 | 14h | Airbus A350-900 | | Mon, Oct 26 | CX 833 | Cathay Pacific | 11:25 | 16:45 | 14h 20m | Airbus A350-900 | | Mon, Oct 26 | CX 853 | Cathay Pacific | 11:50 | 16:45 | 13h 55m | Airbus A350-900 | | Tue, Oct 27 | CX 833 | Cathay Pacific | 11:25 | 16:45 | 14h 20m | Airbus A350-900 | | Tue, Oct 27 | CX 853 | Cathay Pacific | 11:50 | 16:45 | 13h 55m | Airbus A350-900 | | Wed, Oct 28 | CX 833 | Cathay Pacific | 11:25 | 16:45 | 14h 20m | Airbus A350-900 | | Wed, Oct 28 | CX 853 | Cathay Pacific | 11:50 | 16:45 | 13h 55m | Airbus A350-900 | | Thu, Oct 29 | CX 833 | Cathay Pacific | 11:25 | 16:45 | 14h 20m | Airbus A350-900 | | Thu, Oct 29 | CX 853 | Cathay Pacific | 11:50 | 16:45 | 13h 55m | Airbus A350-900 | | Sat, Oct 31 | CX 833 | Cathay Pacific | 11:25 | 16:45 | 14h 20m | Airbus A350-900 | Showing all 11 scheduled SEA to HKG 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 SEA to HKG date on the interactive map ## Aircraft on the Seattle to Hong Kong nonstop Cathay Pacific flies the [Airbus A350-900](https://2lnr.com/seatmaps/cx/a350-900.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. ## The full SEA to HKG nonstop schedule This page carries the full SEA to HKG nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each SEA to HKG nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See SEA to HKG on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Seattle to Hong Kong nonstop Carriers operating SEA to HKG nonstop in the current schedule. - [Cathay Pacific (CX) route map](https://2lnr.com/routes/airlines/cx.md)\ [The aircraft CX flies](https://2lnr.com/seatmaps/cx.md) See SEA to HKG on the interactive map → ## Frequently asked questions about SEA to HKG **How long is the flight from Seattle (SEA) to Hong Kong (HKG)?** Scheduled flight times from Seattle (SEA) to Hong Kong (HKG) run from 13h 20m to 14h 20m across the departures in the schedule table on this page. The nonstop covers about 6,488 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SEA to HKG?** Cathay Pacific is currently the only airline flying SEA to HKG nonstop. 2LNR doesn't show award or upgrade space for it on SEA to HKG, so this page carries the schedule rather than a space claim. **How many flights a week are there from SEA to HKG?** About 9 nonstop flights a week run between Seattle (SEA) and Hong Kong (HKG) in the current schedule, operated by Cathay Pacific. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from SEA to HKG depart?** Scheduled SEA to HKG nonstops in the next 7 days with service leave between 11:25 and 12:25, 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 HKG nonstop?** In the schedule table on this page, SEA to HKG nonstops fly as CX 833 and CX 853 on Cathay Pacific. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on SEA to HKG?** Not on this route: 2LNR doesn't show award or upgrade space for Cathay Pacific on SEA to HKG. The page carries the full SEA to HKG nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [HKG to SEA nonstop flights](https://2lnr.com/routes/hkg-sea.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Seattle (SEA)](https://2lnr.com/routes/sea.md), or [every route from Hong Kong (HKG)](https://2lnr.com/routes/hkg.md). Nonstops to Hong Kong (HKG) from other airports within 150 miles of Seattle (SEA): - [Vancouver (YVR) to Hong Kong (HKG)](https://2lnr.com/routes/yvr-hkg.md), 127 miles from SEA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full SEA to HKG nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)