What is the cheapest airline that flies from Hanoi Noibai to Seattle/Tacoma Intl?

Singapore Airlines and Asiana Airlines are the most popular carriers operating from Hanoi Noibai to Seattle/Tacoma Intl

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?

As of June 2026, there is 1 operator available to choose from 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.

$403 Cheap Flights from Hanoi to Seattle in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,038 to $964. The lowest price recently found on this route was $789.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Hanoi to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 pm - 3:15 pm

HAN

SEA

29h 45m

1 stop

12:10 am - 10:00 pm

SEA

HAN

31h 50m

1 stop

$789Asiana Airlines

Sun, Sep 6 - Sun, Sep 27

11:05 pm - 9:00 am

HAN

SEA

24h 55m

1 stop

11:00 am - 11:10 am

SEA

HAN

33h 10m

1 stop

$810Korean Air

Mon, Nov 2 - Fri, Nov 6

11:30 pm - 3:15 pm

HAN

SEA

29h 45m

1 stop

12:10 am - 12:15 pm

SEA

HAN

22h 05m

1 stop

$815Asiana Airlines

Sat, Sep 5 - Fri, Sep 25

11:10 pm - 1:37 pm

HAN

SEA

28h 27m

1 stop

7:20 am - 9:35 pm

SEA

HAN

24h 15m

2 stops

$907Delta

Sat, Sep 5 - Sat, Sep 26

12:05 pm - 9:45 pm

HAN

SEA

23h 40m

2 stops

9:25 pm - 9:35 pm

SEA

HAN

34h 10m

2 stops

$912Delta

Sat, Sep 5 - Sat, Sep 26

11:10 pm - 11:00 am

HAN

SEA

25h 50m

1 stop

1:20 pm - 10:35 am

SEA

HAN

31h 15m

1 stop

$955Korean Air

Sat, Jun 27 - Sat, Jul 18

11:10 pm - 11:00 am

HAN

SEA

25h 50m

1 stop

1:20 pm - 10:35 am

SEA

HAN

31h 15m

1 stop

$956Korean Air

Sat, Jun 27 - Sat, Jul 18

11:10 pm - 1:25 pm

HAN

SEA

28h 15m

1 stop

1:05 pm - 10:35 am

SEA

HAN

31h 30m

1 stop

$966Delta

Sat, Jun 27 - Fri, Jul 17

11:10 pm - 11:00 am

HAN

SEA

25h 50m

1 stop

1:20 pm - 10:35 am

SEA

HAN

31h 15m

1 stop

$969Korean Air

Sun, Jun 28 - Sat, Jul 18

11:10 pm - 11:00 am

HAN

SEA

25h 50m

1 stop

1:20 pm - 10:35 am

SEA

HAN

31h 15m

1 stop

$972Korean Air

Sun, Jun 28 - Sat, Jul 18

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Asiana Airlines flights from Hanoi to Seattle

Our best Asiana Airlines deals on Hanoi to Seattle flight tickets

Asiana Airlines

Sep 6

HAN11:30 pmHanoi Noibai

29h 45m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Sep 27

SEA12:10 amSeattle/Tacoma Intl

31h 50m

1 stop

HAN10:00 pmHanoi Noibai

$789

Asiana Airlines

Jun 24

HAN11:30 pmHanoi Noibai

29h 45m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Jul 14

SEA12:10 amSeattle/Tacoma Intl

31h 50m

1 stop

HAN10:00 pmHanoi Noibai

$810

Asiana Airlines

Sep 5

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

$815

Korean Air flights from Hanoi to Seattle

Our best Korean Air deals on Hanoi to Seattle flight tickets

Korean Air

Nov 2

HAN11:05 pmHanoi Noibai

24h 55m

1 stop

SEA9:00 amSeattle/Tacoma Intl

Nov 6

SEA11:00 amSeattle/Tacoma Intl

33h 10m

1 stop

HAN11:10 amHanoi Noibai

$810

Korean Air

Jun 24

HAN11:10 pmHanoi Noibai

25h 50m

1 stop

SEA11:00 amSeattle/Tacoma Intl

Jul 18

SEA1:20 pmSeattle/Tacoma Intl

31h 15m

1 stop

HAN10:35 amHanoi Noibai

$812

Korean Air

Jun 27

HAN11:10 pmHanoi Noibai

25h 50m

1 stop

SEA11:00 amSeattle/Tacoma Intl

Jul 18

SEA1:20 pmSeattle/Tacoma Intl

31h 15m

1 stop

HAN10:35 amHanoi Noibai

$955

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 9/6

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Sun 9/27

12:10 am-10:00 pm

1 stop31h 50m

$789

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 11/2

11:05 pm-9:00 am

1 stop24h 55m

Seattle/Tacoma Intl

Fri 11/6

11:00 am-11:10 am

1 stop33h 10m

$810

Quickest round-trip

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 9/5

11:30 pm-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Fri 9/25

12:10 am-12:15 pm

1 stop22h 05m

$815

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 9/5

11:10 pm-1:37 pm

1 stop28h 27m

Seattle/Tacoma Intl

Sat 9/26

7:20 am-9:35 pm

2 stops24h 15m

$907

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 9/5

12:05 pm-9:45 pm

2 stops23h 40m

Seattle/Tacoma Intl

Sat 9/26

9:25 pm-9:35 pm

2 stops34h 10m

$912

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 6/27

11:10 pm-11:00 am

1 stop25h 50m

Seattle/Tacoma Intl

Sat 7/18

1:20 pm-10:35 am

1 stop31h 15m

$955

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 6/27

11:10 pm-11:00 am

1 stop25h 50m

Seattle/Tacoma Intl

Sat 7/18

1:20 pm-10:35 am

1 stop31h 15m

$956

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 6/27

11:10 pm-1:25 pm

1 stop28h 15m

Seattle/Tacoma Intl

Fri 7/17

1:05 pm-10:35 am

1 stop31h 30m

$966

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 6/28

11:10 pm-11:00 am

1 stop25h 50m

Seattle/Tacoma Intl

Sat 7/18

1:20 pm-10:35 am

1 stop31h 15m

$969

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 6/28

11:10 pm-11:00 am

1 stop25h 50m

Seattle/Tacoma Intl

Sat 7/18

1:20 pm-10:35 am

1 stop31h 15m

$972

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Hanoi to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in October, then you should wait until March to fly from Hanoi, when ticket prices are also cheap, with an average price of $0.

How have Hanoi to Seattle flight prices changed over time?

As of June 2026, prices for Hanoi to Seattle flights are approximately 21% 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	24h 55m
Direct flights	None

The fastest flight from Hanoi to Seattle takes 24h 55m

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 24h 55m 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?
As of June 2026, there is 1 operator available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Hanoi to Seattle is China Airlines (100% of total bookings).

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 Airlines	PriceFrom $794	Free Cancellation	Rating 8.3 829 reviews		Search China Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Federal Way

Fife

Cle Elum

Marysville

Centralia

Shoreline

Kirkland

Westport

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.