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Cheap flights from Hanoi to Seattle from $464

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 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

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 - 3:15 pm
HAN
-
SEA
29h 45m
1 stop
Asiana Airlines Logo
12:10 am - 12:15 pm
SEA
-
HAN
22h 05m
1 stop
$865Asiana Airlines
Sun, May 3 - Fri, Sep 25
Delta Logo
11:10 pm - 1:11 pm
HAN
-
SEA
28h 01m
1 stop
Delta Logo
1:00 pm - 9:35 pm
SEA
-
HAN
18h 35m
1 stop
$886Delta
Wed, May 6 - Sun, Sep 20
Asiana Airlines Logo
1:25 pm - 3:15 pm
HAN
-
SEA
15h 50m
1 stop
Asiana Airlines Logo
12:10 am - 12:15 pm
SEA
-
HAN
22h 05m
1 stop
$887Asiana Airlines
Tue, May 5 - Thu, Sep 24
Asiana Airlines Logo
11:30 pm - 3:15 pm
HAN
-
SEA
29h 45m
1 stop
Asiana Airlines Logo
12:10 am - 10:00 pm
SEA
-
HAN
31h 50m
1 stop
$908Asiana Airlines
Sun, May 3 - Tue, Sep 22
China Airlines Logo
11:30 am - 7:15 pm
HAN
-
SEA
21h 45m
1 stop
China Airlines Logo
1:15 am - 10:30 am
SEA
-
HAN
19h 15m
1 stop
$919China Airlines
Tue, May 26 - Tue, Jun 23
China Airlines Logo
5:50 pm - 7:15 pm
HAN
-
SEA
15h 25m
1 stop
China Airlines Logo
1:15 am - 10:30 am
SEA
-
HAN
19h 15m
1 stop
$940China Airlines
Mon, Jun 1 - Sun, Jun 7
Asiana Airlines Logo
11:30 pm - 3:15 pm
HAN
-
SEA
29h 45m
1 stop
Asiana Airlines Logo
12:10 am - 12:15 pm
SEA
-
HAN
22h 05m
1 stop
$945Asiana Airlines
Sun, May 3 - Sun, Sep 20
Multiple Airlines Logo
1:25 pm - 3:15 pm
HAN
-
SEA
15h 50m
1 stop
Multiple Airlines Logo
11:10 pm - 7:20 pm
SEA
-
HAN
30h 10m
2 stops
$955Multiple Airlines
Tue, May 5 - Wed, Sep 23
Asiana Airlines Logo
11:30 pm - 3:15 pm
HAN
-
SEA
29h 45m
1 stop
Asiana Airlines Logo
12:10 am - 12:15 pm
SEA
-
HAN
22h 05m
1 stop
$965Asiana Airlines
Wed, May 6 - Mon, Sep 21
Asiana Airlines Logo
1:25 pm - 3:15 pm
HAN
-
SEA
15h 50m
1 stop
Asiana Airlines Logo
12:10 am - 12:15 pm
SEA
-
HAN
22h 05m
1 stop
$970Asiana Airlines
Tue, May 5 - Sun, Sep 20

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Qatar Airways flights from Hanoi to Seattle

Our best Qatar Airways deals on Hanoi to Seattle flight tickets
Qatar Airways
May 1
HAN6:30 pmHanoi Noibai
34h 15m
1 stop
SEA2:45 pmSeattle/Tacoma Intl
Sep 22
SEA4:25 pmSeattle/Tacoma Intl
31h 30m
1 stop
HAN1:55 pmHanoi Noibai
$1,004
Qatar Airways
Apr 24
HAN2:00 amHanoi Noibai
26h 05m
1 stop
SEA2:05 pmSeattle/Tacoma Intl
May 9
SEA4:25 pmSeattle/Tacoma Intl
24h 50m
1 stop
HAN7:15 amHanoi Noibai
$1,009
Qatar Airways
Apr 24
HAN2:00 amHanoi Noibai
26h 05m
1 stop
SEA2:05 pmSeattle/Tacoma Intl
May 9
SEA5:05 pmSeattle/Tacoma Intl
24h 10m
1 stop
HAN7:15 amHanoi Noibai
$1,029

Asiana Airlines flights from Hanoi to Seattle

Our best Asiana Airlines deals on Hanoi to Seattle flight tickets
Asiana Airlines
May 3
HAN11:30 pmHanoi Noibai
29h 45m
1 stop
SEA3:15 pmSeattle/Tacoma Intl
Sep 25
SEA12:10 amSeattle/Tacoma Intl
22h 05m
1 stop
HAN12:15 pmHanoi Noibai
$865
Asiana Airlines
May 5
HAN1:25 pmHanoi Noibai
15h 50m
1 stop
SEA3:15 pmSeattle/Tacoma Intl
Sep 24
SEA12:10 amSeattle/Tacoma Intl
22h 05m
1 stop
HAN12:15 pmHanoi Noibai
$887
Asiana Airlines
May 3
HAN11:30 pmHanoi Noibai
29h 45m
1 stop
SEA3:15 pmSeattle/Tacoma Intl
Sep 22
SEA12:10 amSeattle/Tacoma Intl
31h 50m
1 stop
HAN10:00 pmHanoi Noibai
$908

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 April 18, 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

Sun 5/3

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Fri 9/25

12:10 am-12:15 pm

1 stop22h 05m

$865

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 5/6

11:10 pm-1:11 pm

1 stop28h 01m

Seattle/Tacoma Intl

Sun 9/20

1:00 pm-9:35 pm

1 stop18h 35m

$886

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 5/5

1:25 pm-3:15 pm

1 stop15h 50m

Seattle/Tacoma Intl

Thu 9/24

12:10 am-12:15 pm

1 stop22h 05m

$887

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 5/3

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Tue 9/22

12:10 am-10:00 pm

1 stop31h 50m

$908

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 5/26

11:30 am-7:15 pm

1 stop21h 45m

Seattle/Tacoma Intl

Tue 6/23

1:15 am-10:30 am

1 stop19h 15m

$919
Quickest round-trip

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 6/1

5:50 pm-7:15 pm

1 stop15h 25m

Seattle/Tacoma Intl

Sun 6/7

1:15 am-10:30 am

1 stop19h 15m

$940

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 5/3

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Sun 9/20

12:10 am-12:15 pm

1 stop22h 05m

$945

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 5/5

1:25 pm-3:15 pm

1 stop15h 50m

Seattle/Tacoma Intl

Wed 9/23

11:10 pm-7:20 pm

2 stops30h 10m

$955

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 5/6

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Mon 9/21

12:10 am-12:15 pm

1 stop22h 05m

$965

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 5/5

1:25 pm-3:15 pm

1 stop15h 50m

Seattle/Tacoma Intl

Sun 9/20

12:10 am-12:15 pm

1 stop22h 05m

$970

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

How have Hanoi to Seattle flight prices changed over time?

As of April 2026, prices for Hanoi to Seattle flights are approximately 11% 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

19h 50m

Direct flights

None
The fastest flight from Hanoi to Seattle takes 19h 50m
There are no direct flights from Hanoi to Seattle. There are no popular flight routes from Hanoi to Seattle.
Search flight deals

Frequently asked questions about flying from Hanoi to Seattle

  • 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 19h 50m 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
1,418 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
Lakewood
Tukwila
Puyallup
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
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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