Hong Kong to Seattle flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Hong Kong to Seattle is €398 with Hainan Airlines (checked on 6 Nov 2026).
Your next trip, last seen at €398
Below averageHainan Airlines · 1 stop · One wayWhen to fly
Explore datesMore dates worth a look
Last seen for 1 traveller on 6 Nov 2026. Check today's price.
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- 2 Dec€398
- 3 Dec€427
- 4 Dec€400
- 5 Dec€469
- 6 Dec€468
- 7 Dec€400
- 8 Dec€446
- 9 Dec€419
- 10 Dec€465
- 11 Dec€400
- 12 Dec€469
- 13 Dec€469
- 14 Dec€400
- 15 Dec€467
- 16 Dec€419
- Lowest observed
- €398, departing 2 Dec 2026 (Last checked: 6 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 43Check live prices for this route
- Airlines seen
- Cathay Pacific, Air Canada, Alaska Airlines, ANA, China Airlines, EVA Air, Hainan Airlines, HK Express, Hong Kong Airlines, Korean Air, Philippine Airlines, STARLUX Airlines (12)
- Fastest observed flight time
- 11h 40m
- Non-stop
- Yes
About this route
Explore the fares we observed from Hong Kong to Seattle. Prices move often, so pick your dates to see the latest options.
- Route distance
- 10,414 km
- Fastest observed flight time
- 11h 40m
- Airlines seen
- Cathay Pacific, Air Canada, Alaska Airlines, ANA, China Airlines, EVA Air, Hainan Airlines, HK Express, Hong Kong Airlines, Korean Air, Philippine Airlines, STARLUX Airlines (12)
- Alternative airports
- BFI
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Hong Kong International Airport (HKG) → Hong Kong, city gazetteer reference point (22.3193, 114.1694): ≈ 26 km.
- King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
- Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Hong Kong to Seattle: December 2026, from €398 (checked 6 Nov 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €400 | 19 |
| December 2026 | €398 | 15 |
| March 2027 | €411 | 7 |
Lowest fare by day of the week
Cheapest day of the week from Hong Kong to Seattle: Wednesday, from €398 (checked 6 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €400 | 6 |
| Tuesday | €439 | 7 |
| Wednesday | €398 | 7 |
| Thursday | €427 | 6 |
| Friday | €400 | 6 |
| Saturday | €441 | 6 |
| Sunday | €439 | 5 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Hong Kong to Seattle by days until departure (8 to 30 days): €398 (checked 6 Nov 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €400 | 8 |
| 8 to 30 days | €398 | 20 |
| 31 to 60 days | €400 | 6 |
| 61 days or more | €411 | 9 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Hong Kong to Seattle: Hainan Airlines, from €398 (checked 6 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Hainan Airlines | €398Dec 2, 2026 | 17 |
| STARLUX Airlines | €439Nov 10, 2026 | 10 |
| EVA Air | €441Nov 14, 2026 | 7 |
| China Airlines | €465Dec 10, 2026 | 5 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Hong Kong to Seattle?
The lowest fare Routavio has observed is €398, found on 6 Nov 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Hong Kong to Seattle?
Cheapest month from Hong Kong to Seattle: December 2026, from €398 (checked 6 Nov 2026).
Are there direct flights from Hong Kong to Seattle?
Yes. Published schedules report non-stop flights on this route with Cathay Pacific.
Which airlines fly from Hong Kong to Seattle?
Routavio has seen these carriers on the route: Cathay Pacific, Air Canada, Alaska Airlines, ANA, China Airlines, EVA Air, Hainan Airlines, HK Express, Hong Kong Airlines, Korean Air, Philippine Airlines, STARLUX Airlines (12).
How long does the flight from Hong Kong to Seattle take?
Across the 74 fares Routavio observed, the average journey time is 20h 32m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Hong Kong to Seattle fares were non-stop?
2 of the 74 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which day of the week is cheapest from Hong Kong to Seattle?
Cheapest day of the week from Hong Kong to Seattle: Wednesday, from €398 (checked 6 Nov 2026).
Which airline has the lowest fare from Hong Kong to Seattle?
Cheapest airline from Hong Kong to Seattle: Hainan Airlines, from €398 (checked 6 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.