Your next trip, last seen at €434
Lowest observedVietravel Airlines · 2 stops · One wayWhen to fly
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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
- Lowest observed
- €434, departing 4 Nov 2026 (Last checked: 19 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Alaska Airlines, ANA, Cathay Pacific, China Airlines, China Southern, EVA Air, Hainan Airlines, HK Express, Korean Air, Qatar Airways, Singapore Airlines, STARLUX Airlines, Sun PhuQuoc Airways, Turkish Airlines, Vietjet, Vietnam Airlines, Vietravel Airlines (17)
- Typical journey time
- 16h 50m
About this route
Explore the fares we observed from Hanoi to Seattle. Prices move often, so pick your dates to see the latest options.
- Route distance
- 10,997 km
- Typical journey time
- 16h 50m
- Seen on fares with a connection
- Korean Air, STARLUX Airlines, China Airlines, EVA Air, Qatar Airways, Vietjet, Cathay Pacific, Singapore Airlines, Vietravel Airlines, Alaska Airlines, Vietnam Airlines (11)
- Alternative airports
- BFI
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
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
- Noi Bai International Airport (HAN) → Hanoi, city gazetteer reference point (21.0278, 105.8342): ≈ 22 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 one-way fare we saw per airline
Cheapest airline from Hanoi to Seattle: STARLUX Airlines, from €488 (checked 19 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| STARLUX Airlines | €488Dec 14, 2026 | 21 |
| Korean Air | €491Nov 20, 2026 | 33 |
| China Airlines | €501Nov 14, 2026 | 3 |
| EVA Air | €932Jan 9, 2027 | 3 |
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 Hanoi to Seattle?
The lowest fare Routavio has observed is €434, found on 19 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Hanoi to Seattle?
In our observations November 2026 is the cheapest month so far, at €434.
Are there direct flights from Hanoi to Seattle?
Our data holds no non-stop flight from Hanoi to Seattle. The fares on this page include at least one stop.
Which airlines fly from Hanoi to Seattle?
Routavio has seen these carriers on the route: Alaska Airlines, ANA, Cathay Pacific, China Airlines, China Southern, EVA Air, Hainan Airlines, HK Express, Korean Air, Qatar Airways, Singapore Airlines, STARLUX Airlines, Sun PhuQuoc Airways, Turkish Airlines, Vietjet, Vietnam Airlines, Vietravel Airlines (17).
How long does the flight from Hanoi to Seattle take?
Across the 74 fares Routavio observed, the average journey time is 22h 56m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Hanoi to Seattle fares were non-stop?
None of the 75 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Hanoi to Seattle?
Cheapest airline from Hanoi to Seattle: STARLUX Airlines, from €488 (checked 19 Oct 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.