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Cheap Flights from Hanoi to SeaTac

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      Travellers and cabin class, 1 Adult, Economy

      Compare Hanoi to SeaTac flight deals

      Find the cheapest month or even day of the year to fly to SeaTac

      Book the best SeaTac fare with no extra fees

      Hanoi Airport to SeaTac flight deals

      Looking for a cheap last-minute deal or the best return flight from Hanoi Airport to SeaTac? Find our lowest prices on one-way and return tickets to the easiest airport right here.
      Seattle.$1,168 per passenger.Departing Tue, 11 May, returning Tue, 25 May.Return flight with Asiana Airlines.Outbound indirect flight with Asiana Airlines, departs from Hanoi on Tue, 11 May, arriving in Seattle / Tacoma International.Inbound indirect flight with Asiana Airlines, departs from Seattle / Tacoma International on Tue, 25 May, arriving in Hanoi.Price includes taxes and charges.From $1,168, select.
      Seattle.$1,170 per passenger.Departing Fri, 30 Oct, returning Fri, 6 Nov.Return flight with Asiana Airlines.Outbound indirect flight with Asiana Airlines, departs from Hanoi on Fri, 30 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with Asiana Airlines, departs from Seattle / Tacoma International on Fri, 6 Nov, arriving in Hanoi.Price includes taxes and charges.From $1,170, select.
      Seattle.$1,172 per passenger.Departing Tue, 1 Dec, returning Wed, 9 Dec.Return flight with Asiana Airlines.Outbound indirect flight with Asiana Airlines, departs from Hanoi on Tue, 1 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with Asiana Airlines, departs from Seattle / Tacoma International on Wed, 9 Dec, arriving in Hanoi.Price includes taxes and charges.From $1,172, select.
      Seattle.$1,174 per passenger.Departing Tue, 8 Sep, returning Fri, 2 Oct.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Tue, 8 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Fri, 2 Oct, arriving in Hanoi.Price includes taxes and charges.From $1,174, select.
      Seattle.$1,258 per passenger.Departing Sun, 6 Sep, returning Sat, 12 Sep.Return flight with Asiana Airlines.Outbound indirect flight with Asiana Airlines, departs from Hanoi on Sun, 6 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Asiana Airlines, departs from Seattle / Tacoma International on Sat, 12 Sep, arriving in Hanoi.Price includes taxes and charges.From $1,258, select.
      Seattle.$1,320 per passenger.Departing Sat, 17 Oct, returning Wed, 28 Oct.Return flight with China Airlines.Outbound indirect flight with China Airlines, departs from Hanoi on Sat, 17 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with China Airlines, departs from Seattle / Tacoma International on Wed, 28 Oct, arriving in Hanoi.Price includes taxes and charges.From $1,320, select.
      Seattle.$1,325 per passenger.Departing Tue, 1 Sep, returning Sun, 1 Nov.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Tue, 1 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Sun, 1 Nov, arriving in Hanoi.Price includes taxes and charges.From $1,325, select.
      Seattle.$1,331 per passenger.Departing Fri, 30 Apr, returning Sun, 9 May.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Hanoi on Fri, 30 Apr, arriving in Seattle / Tacoma International.Inbound indirect flight with Singapore Airlines, departs from Seattle / Tacoma International on Sun, 9 May, arriving in Hanoi.Price includes taxes and charges.From $1,331, select.
      Seattle.$1,336 per passenger.Departing Sat, 8 May, returning Sat, 12 Jun.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Sat, 8 May, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Sat, 12 Jun, arriving in Hanoi.Price includes taxes and charges.From $1,336, select.
      Seattle.$1,365 per passenger.Departing Sat, 26 Dec, returning Sun, 3 Jan.Return flight with STARLUX Airlines.Outbound indirect flight with STARLUX Airlines, departs from Hanoi on Sat, 26 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with STARLUX Airlines, departs from Seattle / Tacoma International on Sun, 3 Jan, arriving in Hanoi.Price includes taxes and charges.From $1,365, select.
      Seattle.$1,459 per passenger.Departing Mon, 3 Aug, returning Fri, 14 Aug.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Mon, 3 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Fri, 14 Aug, arriving in Hanoi.Price includes taxes and charges.From $1,459, select.
      Seattle.$1,467 per passenger.Departing Mon, 31 Aug, returning Mon, 14 Sep.Return flight with China Airlines.Outbound indirect flight with China Airlines, departs from Hanoi on Mon, 31 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with China Airlines, departs from Seattle / Tacoma International on Mon, 14 Sep, arriving in Hanoi.Price includes taxes and charges.From $1,467, select.
      Seattle.$1,468 per passenger.Departing Mon, 13 Jul, returning Mon, 20 Jul.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Mon, 13 Jul, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Mon, 20 Jul, arriving in Hanoi.Price includes taxes and charges.From $1,468, select.
      Seattle.$1,498 per passenger.Departing Mon, 24 Aug, returning Sun, 1 Nov.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Mon, 24 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Sun, 1 Nov, arriving in Hanoi.Price includes taxes and charges.From $1,498, select.
      Seattle.$1,498 per passenger.Departing Thu, 27 Aug, returning Tue, 27 Oct.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Hanoi on Thu, 27 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Korean Air, departs from Seattle / Tacoma International on Tue, 27 Oct, arriving in Hanoi.Price includes taxes and charges.From $1,498, select.
      Seattle.$1,545 per passenger.Departing Sat, 15 Aug, returning Fri, 8 Jan.Return flight with China Airlines.Outbound indirect flight with China Airlines, departs from Hanoi on Sat, 15 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with China Airlines, departs from Seattle / Tacoma International on Fri, 8 Jan, arriving in Hanoi.Price includes taxes and charges.From $1,545, select.
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      Hanoi to SeaTac: Flight information

      The things to know before you go.
      Fly intoSeattle / Tacoma International Airport
      Cheapest flight found$1,168
      Cheapest month to flyMay

      Find the cheapest month to fly from Hanoi to SeaTac

      We always keep an eye on fares, so you can find the best flight deal in seconds. It looks like Hanoi to SeaTac flights are currently cheapest in May. We’ve based this on flights into Seattle / Tacoma International Airport.
      Jul
      from $1,468
      Aug
      from $1,459
      Sep
      from $1,258
      Oct
      from $1,320
      Nov
      Find prices
      Dec
      from $1,172
      Jan
      from $1,962
      Feb
      Find prices
      Mar
      Find prices
      Apr
      Find prices
      May
      from $1,168
      Jun
      Find prices

      Finding cheap flights from Hanoi to SeaTac: Frequently asked questions

      There are 3 airports near SeaTac: Seattle / Tacoma International Airport, Seattle Boeing Fld Airport and Seattle Lake Union SPB Airport.
      The best price we found for a return flight from Hanoi to SeaTac is $1,168. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Hanoi to SeaTac. But we found flights with one or more stops from $1,168.
      We've checked every Hanoi Airport to SeaTac fare we could find, and the cheapest upcoming date to fly seems to be on Tuesday, 11 May 2027. Overall, the cheapest month to fly from Hanoi Airport to SeaTac is usually May.
      If you're flying from Hanoi Airport, the cheapest airport near SeaTac is Seattle / Tacoma International – which is 1.4 km away from the centre of SeaTac. We've found flights into this airport from $1,168.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hanoi Airport to SeaTac on Tuesday, 11 May 2027.
      No airlines currently offer direct flights between Hanoi Airport and SeaTac. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to SeaTac but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to SeaTac is around 40 days in advance, so don’t leave your flight to the last minute.

      Seattle / Tacoma International Airport is 1.4km from SeaTac, Seattle Boeing Fld Airport is 8.5km from SeaTac, and Seattle Lake Union SPB Airport is 19.3km from SeaTac.
      Seattle / Tacoma International Airport is closest to SeaTac, at around 1.4 km away.
      Currently, the cheapest airline that flies to Seattle / Tacoma International Airport - the closest airport to SeaTac - Asiana Airlines.

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