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Cheap flights from Hanoi to Seattle from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hanoi to Seattle departing on 6/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Hanoi to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Asiana Airlines Logo
11:30 pm - 2:55 pm
HAN
-
SEA
29h 25m
1 stop
Asiana Airlines Logo
12:55 am - 12:15 pm
SEA
-
HAN
21h 20m
1 stop
$652Asiana Airlines
Mon, Jun 8 - Tue, Aug 4
Asiana Airlines Logo
11:30 pm - 2:55 pm
HAN
-
SEA
29h 25m
1 stop
Asiana Airlines Logo
12:55 am - 10:00 pm
SEA
-
HAN
31h 05m
1 stop
$674Asiana Airlines
Wed, Jun 17 - Tue, Aug 4
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
12:50 pm - 9:35 pm
SEA
-
HAN
18h 45m
1 stop
$755Korean Air
Mon, May 11 - Mon, May 18
Asiana Airlines Logo
1:25 pm - 2:55 pm
HAN
-
SEA
15h 30m
1 stop
Asiana Airlines Logo
12:55 am - 10:00 pm
SEA
-
HAN
31h 05m
1 stop
$765Asiana Airlines
Fri, May 8 - Thu, May 14
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
12:50 pm - 10:50 am
SEA
-
HAN
32h 00m
1 stop
$767Korean Air
Mon, May 11 - Mon, May 18
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
1:20 pm - 9:35 pm
SEA
-
HAN
18h 15m
1 stop
$779Korean Air
Sat, May 23 - Thu, Jun 11
Korean Air Logo
12:05 pm - 10:40 am
HAN
-
SEA
36h 35m
1 stop
Korean Air Logo
1:20 pm - 9:35 pm
SEA
-
HAN
18h 15m
1 stop
$781Korean Air
Sat, May 23 - Sun, Jun 7
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
1:20 pm - 9:35 pm
SEA
-
HAN
18h 15m
1 stop
$788Korean Air
Wed, May 27 - Tue, Jun 9
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
1:20 pm - 9:35 pm
SEA
-
HAN
18h 15m
1 stop
$791Korean Air
Wed, May 27 - Fri, Jun 12
Korean Air Logo
11:10 pm - 11:00 am
HAN
-
SEA
25h 50m
1 stop
Korean Air Logo
7:15 am - 9:35 pm
SEA
-
HAN
24h 20m
2 stops
$851Korean Air
Wed, Jun 17 - Wed, Aug 5

Asiana Airlines flights from Hanoi to Seattle

Our best Asiana Airlines deals on Hanoi to Seattle flight tickets
Asiana Airlines
Jun 8
HAN11:30 pmHanoi Noibai
29h 25m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Aug 4
SEA12:55 amSeattle/Tacoma Intl
21h 20m
1 stop
HAN12:15 pmHanoi Noibai
$652
Asiana Airlines
Jun 17
HAN11:30 pmHanoi Noibai
29h 25m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Aug 4
SEA12:55 amSeattle/Tacoma Intl
31h 05m
1 stop
HAN10:00 pmHanoi Noibai
$674
Asiana Airlines
Jun 17
HAN11:30 pmHanoi Noibai
29h 25m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Aug 4
SEA12:55 amSeattle/Tacoma Intl
21h 20m
1 stop
HAN12:15 pmHanoi Noibai
$675

Delta flights from Hanoi to Seattle

Our best Delta deals on Hanoi to Seattle flight tickets
Delta
Jun 8
HAN12:05 pmHanoi Noibai
36h 55m
1 stop
SEA11:00 amSeattle/Tacoma Intl
Aug 5
SEA7:15 amSeattle/Tacoma Intl
37h 20m
2 stops
HAN10:35 amHanoi Noibai
$886
Delta
May 28
HAN12:05 pmHanoi Noibai
25h 50m
2 stops
SEA11:55 pmSeattle/Tacoma Intl
Jun 10
SEA1:20 pmSeattle/Tacoma Intl
18h 15m
1 stop
HAN9:35 pmHanoi Noibai
$890
Delta
May 23
HAN12:05 pmHanoi Noibai
25h 50m
2 stops
SEA11:55 pmSeattle/Tacoma Intl
Jun 7
SEA1:20 pmSeattle/Tacoma Intl
18h 15m
1 stop
HAN9:35 pmHanoi Noibai
$892

momondo Fare Finder

 
Customize your flight search to find flights from Hanoi to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 28, 2026.
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 - SEA

HANSEA

Hanoi Noibai

Mon 6/8

11:30 pm-2:55 pm

1 stop29h 25m

Seattle/Tacoma Intl

Tue 8/4

12:55 am-12:15 pm

1 stop21h 20m

$652

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 6/17

11:30 pm-2:55 pm

1 stop29h 25m

Seattle/Tacoma Intl

Tue 8/4

12:55 am-10:00 pm

1 stop31h 05m

$674

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 5/11

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Mon 5/18

12:50 pm-9:35 pm

1 stop18h 45m

$755

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Fri 5/8

1:25 pm-2:55 pm

1 stop15h 30m

Seattle/Tacoma Intl

Thu 5/14

12:55 am-10:00 pm

1 stop31h 05m

$765

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 5/11

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Mon 5/18

12:50 pm-10:50 am

1 stop32h 00m

$767
Quickest round-trip

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 5/23

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Thu 6/11

1:20 pm-9:35 pm

1 stop18h 15m

$779

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 5/23

12:05 pm-10:40 am

1 stop36h 35m

Seattle/Tacoma Intl

Sun 6/7

1:20 pm-9:35 pm

1 stop18h 15m

$781

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 5/27

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Tue 6/9

1:20 pm-9:35 pm

1 stop18h 15m

$788

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 5/27

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Fri 6/12

1:20 pm-9:35 pm

1 stop18h 15m

$791

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 6/17

11:10 pm-11:00 am

1 stop25h 50m

Seattle/Tacoma Intl

Wed 8/5

7:15 am-9:35 pm

2 stops24h 20m

$851

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Hanoi to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Hanoi and Seattle?

How have Hanoi to Seattle flight prices changed over time?

As of March 2026, prices for Hanoi to Seattle flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Hanoi to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Hanoi to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hanoi to Seattle (HAN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hanoi to Seattle

Fastest flight time

25h 30m

Direct flights

None
The fastest flight from Hanoi to Seattle takes 25h 30m
There are no direct flights from Hanoi to Seattle. There are no popular flight routes from Hanoi to Seattle.
Search flight deals

  • How far is Hanoi Noibai to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 6829.4 mi away from Hanoi Noibai. Typically, this will take 25h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Hanoi Noibai Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Hanoi Noibai Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Hanoi Noibai Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Hanoi Noibai Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hanoi Noibai Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Hanoi to Seattle?

Best airlines flying from Hanoi to Seattle

Compare and see reviews for airlines that fly from Hanoi to Seattle with momondo
Airline
Rating
Free Cancellation
Price
China AirlinesPriceFrom $794Free CancellationRating
8.3
817 reviews
Search China Airlines flights
EVA AirPriceFrom $813Free CancellationRating
8.5
1,389 reviews
Search EVA Air flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Redmond
Marysville
Puyallup
Lakewood
Cle Elum
Tukwila
Federal Way
Centralia
Fife
Westport
Kirkland
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Hanoi to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hanoi to Seattle for you.

Can I find flights from Hanoi to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Hanoi on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hanoi to Seattle?

Once you have performed a search for Hanoi to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Hanoi to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from Hanoi. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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