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Cheap flights from Hanoi to Seattle from $411

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 3/18. 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

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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 - 10:00 pm
SEA
-
HAN
31h 05m
1 stop
$650Asiana Airlines
jue., abr. 30 - dom., may. 31
Asiana Airlines Logo
1:30 pm - 1:55 pm
HAN
-
SEA
15h 25m
1 stop
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
HAN
21h 00m
1 stop
$683Asiana Airlines
mié., feb. 11 - lun., mar. 2
Asiana Airlines Logo
1:30 pm - 1:55 pm
HAN
-
SEA
15h 25m
1 stop
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
HAN
21h 00m
1 stop
$687Asiana Airlines
mié., feb. 11 - lun., mar. 2
Asiana Airlines Logo
1:30 pm - 1:55 pm
HAN
-
SEA
15h 25m
1 stop
Asiana Airlines Logo
12:10 am - 12:10 pm
SEA
-
HAN
21h 00m
1 stop
$689Asiana Airlines
mié., feb. 11 - dom., feb. 22
Asiana Airlines Logo
1:25 pm - 2:55 pm
HAN
-
SEA
15h 30m
1 stop
Asiana Airlines Logo
12:55 am - 12:15 pm
SEA
-
HAN
21h 20m
1 stop
$695Asiana Airlines
mar., abr. 28 - dom., ago. 30
Japan Airlines Logo
11:20 pm - 10:25 am
HAN
-
SEA
25h 05m
1 stop
Japan Airlines Logo
1:30 pm - 9:50 pm
SEA
-
HAN
18h 20m
1 stop
$719Japan Airlines
jue., may. 28 - mar., sep. 29
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
$730Asiana Airlines
sáb., abr. 25 - dom., may. 24
Japan Airlines Logo
11:20 pm - 10:55 pm
HAN
-
SEA
37h 35m
2 stops
Japan Airlines Logo
8:10 am - 9:50 pm
SEA
-
HAN
23h 40m
2 stops
$749Japan Airlines
mar., may. 26 - mar., sep. 29
Japan Airlines Logo
11:20 pm - 1:45 pm
HAN
-
SEA
28h 25m
2 stops
Japan Airlines Logo
1:30 pm - 9:50 pm
SEA
-
HAN
18h 20m
1 stop
$750Japan Airlines
mar., may. 26 - mar., sep. 29
Japan Airlines Logo
11:20 pm - 11:22 am
HAN
-
SEA
50h 02m
2 stops
Japan Airlines Logo
8:10 am - 9:50 pm
SEA
-
HAN
23h 40m
2 stops
$752Japan Airlines
mar., abr. 28 - jue., ago. 27

Asiana Airlines flights from Hanoi to Seattle

Our best Asiana Airlines deals on Hanoi to Seattle flight tickets
Asiana Airlines
Apr 30
HAN11:30 pmHanoi Noibai
29h 25m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
May 31
SEA12:55 amSeattle/Tacoma Intl
31h 05m
1 stop
HAN10:00 pmHanoi Noibai
$650
Asiana Airlines
Feb 11
HAN1:30 pmHanoi Noibai
15h 25m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Mar 2
SEA12:10 amSeattle/Tacoma Intl
21h 00m
1 stop
HAN12:10 pmHanoi Noibai
$683
Asiana Airlines
Feb 11
HAN1:30 pmHanoi Noibai
15h 25m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Feb 22
SEA12:10 amSeattle/Tacoma Intl
21h 00m
1 stop
HAN12:10 pmHanoi Noibai
$687

Japan Airlines flights from Hanoi to Seattle

Our best Japan Airlines deals on Hanoi to Seattle flight tickets
Japan Airlines
May 28
HAN11:20 pmHanoi Noibai
25h 05m
1 stop
SEA10:25 amSeattle/Tacoma Intl
Sep 29
SEA1:30 pmSeattle/Tacoma Intl
18h 20m
1 stop
HAN9:50 pmHanoi Noibai
$719
Japan Airlines
May 26
HAN11:20 pmHanoi Noibai
37h 35m
2 stops
SEA10:55 pmSeattle/Tacoma Intl
Sep 29
SEA8:10 amSeattle/Tacoma Intl
23h 40m
2 stops
HAN9:50 pmHanoi Noibai
$749
Japan Airlines
May 26
HAN11:20 pmHanoi Noibai
37h 35m
2 stops
SEA10:55 pmSeattle/Tacoma Intl
Sep 29
SEA1:30 pmSeattle/Tacoma Intl
18h 20m
1 stop
HAN9:50 pmHanoi Noibai
$750

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 enero 16, 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

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

jue. 4/30

11:30 pm-2:55 pm

1 stop29h 25m

Seattle/Tacoma Intl

dom. 5/31

12:55 am-10:00 pm

1 stop31h 05m

$650

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mié. 2/11

1:30 pm-1:55 pm

1 stop15h 25m

Seattle/Tacoma Intl

lun. 3/2

12:10 am-12:10 pm

1 stop21h 00m

$683

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mié. 2/11

1:30 pm-1:55 pm

1 stop15h 25m

Seattle/Tacoma Intl

lun. 3/2

12:10 am-12:10 pm

1 stop21h 00m

$687

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mié. 2/11

1:30 pm-1:55 pm

1 stop15h 25m

Seattle/Tacoma Intl

dom. 2/22

12:10 am-12:10 pm

1 stop21h 00m

$689

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mar. 4/28

1:25 pm-2:55 pm

1 stop15h 30m

Seattle/Tacoma Intl

dom. 8/30

12:55 am-12:15 pm

1 stop21h 20m

$695

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

jue. 5/28

11:20 pm-10:25 am

1 stop25h 05m

Seattle/Tacoma Intl

mar. 9/29

1:30 pm-9:50 pm

1 stop18h 20m

$719

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

sáb. 4/25

11:30 pm-2:55 pm

1 stop29h 25m

Seattle/Tacoma Intl

dom. 5/24

12:55 am-12:15 pm

1 stop21h 20m

$730

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mar. 5/26

11:20 pm-10:55 pm

2 stops37h 35m

Seattle/Tacoma Intl

mar. 9/29

8:10 am-9:50 pm

2 stops23h 40m

$749

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mar. 5/26

11:20 pm-1:45 pm

2 stops28h 25m

Seattle/Tacoma Intl

mar. 9/29

1:30 pm-9:50 pm

1 stop18h 20m

$750

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

mar. 4/28

11:20 pm-11:22 am

2 stops50h 02m

Seattle/Tacoma Intl

jue. 8/27

8:10 am-9:50 pm

2 stops23h 40m

$752

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 January 2026, prices for Hanoi to Seattle flights are approximately 7% 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

21h 25m

Direct flights

None
The fastest flight from Hanoi to Seattle takes 21h 25m
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 21h 25m 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
798 reviews
Search China Airlines flights
EVA AirPriceFrom $813Free CancellationRating
8.4
1,325 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
Marysville
Puyallup
Redmond
Tukwila
Cle Elum
Lakewood
Federal Way
Fife
Kirkland
Westport
Centralia
Shoreline

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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