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Cheap flights from Hanoi to Seattle from C$ 696

HAN — SEA
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hanoi to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Hanoi to Seattle

Thu 12/1111:35 a.m. -
1 stop21h 35m
Sun 15/1112:10 a.m. -
1 stop25h 20m
Deal found 5/9C$ 1,233
Sun 25/1011:35 a.m. -
1 stop21h 35m
Sat 31/101:10 a.m. -
1 stop19h 25m
Deal found 9/9C$ 1,245
Thu 24/1211:50 p.m. -
1 stop29h 05m
Fri 22/112:10 a.m. -
1 stop31h 15m
Deal found 9/9C$ 1,270
Fri 25/1211:40 a.m. -
1 stop18h 25m
Tue 19/111:45 p.m. -
1 stop19h 45m
Deal found 9/9C$ 1,282
Sun 27/125:30 p.m. -
1 stop15h 40m
Mon 18/112:10 a.m. -
1 stop25h 20m
Deal found 9/9C$ 1,295
Sat 26/1211:05 p.m. -
1 stop25h 00m
Sat 23/111:00 a.m. -
1 stop19h 45m
Deal found 9/9C$ 1,339
Tue 22/95:50 p.m. -
1 stop15h 25m
Tue 15/1212:10 a.m. -
1 stop25h 20m
Deal found 7/9C$ 1,351
Thu 24/1211:15 a.m. -
2 stops22h 28m
Thu 21/110:25 a.m. -
1 stop32h 40m
Deal found 9/9C$ 1,397
Sun 4/1012:05 p.m. -
2 stops38h 22m
Sun 11/105:55 p.m. -
2 stops37h 40m
Deal found 6/9C$ 1,410
Mon 7/911:10 p.m. -
2 stops31h 20m
Mon 21/97:15 a.m. -
2 stops24h 20m
Deal found 5/9C$ 1,412
Mon 28/1211:40 a.m. -
1 stop18h 25m
Mon 25/111:45 p.m. -
1 stop19h 45m
Deal found 9/9C$ 1,413
Mon 28/125:30 p.m. -
1 stop15h 40m
Thu 21/112:10 a.m. -
1 stop19h 25m
Deal found 9/9C$ 1,455

Find flight deals from Hanoi to Seattle

Round-trip from

C$ 1,233

One-way from

C$ 696

Popular in

January

Cheapest in

April

Average price

C$ 1,452
China Airlines
  • China Airlines
  • 24/12-18/1
  • 2 total stops
  • 41h 00m total
  • Hanoi to Seattle
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Cathay Pacific
  • Cathay Pacific
  • 17/1-31/12
  • 1 total stop
  • 28h 20m total
  • Hanoi to Seattle
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 77 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Hanoi to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sun 18/10

7:10 p.m.-10:05 a.m.

1 stop28h 55m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 711

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 17/9

11:30 a.m.-7:15 p.m.

1 stop21h 45m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 733
Quickest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sat 31/10

5:30 p.m.-7:10 p.m.

1 stop15h 40m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 740

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Wed 23/12

12:25 a.m.-9:25 p.m.

3 stops36h 00m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 866

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Tue 22/12

12:25 a.m.-4:32 p.m.

3 stops55h 07m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 866

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sun 17/1

12:25 a.m.-9:12 p.m.

3 stops59h 47m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 874

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Tue 29/12

12:20 p.m.-8:40 p.m.

2 stops23h 20m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 p.m.

Nonstop0h 00m

C$ 946

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 12/11

11:35 a.m.-6:10 p.m.

1 stop21h 35m

Seattle/Tacoma Intl

Sun 15/11

12:10 a.m.-4:30 p.m.

1 stop25h 20m

C$ 1,233

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sat 26/12

5:30 p.m.-6:10 p.m.

1 stop15h 40m

Seattle/Tacoma Intl

Sat 23/1

12:10 a.m.-4:30 p.m.

1 stop25h 20m

C$ 1,233

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Tue 22/9

5:50 p.m.-7:15 p.m.

1 stop15h 25m

Seattle/Tacoma Intl

Tue 15/12

12:10 a.m.-4:30 p.m.

1 stop25h 20m

C$ 1,351

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Hanoi to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hanoi with our price prediction graph.
Estimated round-trip price

Related info for your journey

  • How long is the flight from Hanoi to Seattle?

    China Airlines can get you from Hanoi to Seattle in just under 21h 35m. Your travel time can differ by up to . There are 10987 km between Hanoi and Seattle.

  • Can I find deals for flights from Hanoi to Seattle that include hotel bookings?

    Yes. In addition to deals on Hanoi to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hanoi to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Seattle.

  • Can I find deals for business class flights from Hanoi to Seattle?

    Yes. Cheapflights offers flight deals from Hanoi to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Mukilteo
Leavenworth
Tacoma
Renton
Cashmere
Lynnwood
Ellensburg
Tukwila
Olympia
Marysville
Federal Way
Kirkland

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