Which airport is the most popular layover for flights between Hanoi and Seattle?

Taipei City (TPE) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Hanoi to Seattle?

Flights connecting via Incheon (ICN) have the shortest average one-way travel time: 15h 25m.

Which layover airport offers the lowest fares from Hanoi to Seattle?

Flights via Incheon (ICN) offer the lowest average round-trip price of $785.

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

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

Which layover airport has the shortest connection time from Hanoi to Seattle?

Taipei City (TPE) has the shortest average layover time for this route: 2h 33m.

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 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.

$449 Cheap Flights from Hanoi to Seattle in 2026/27

Find the cheapest flights from Hanoi to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:20 pm - 2:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

16h 50m1 stop Incheon Intl

8:40 am - 3:10 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

39h 30m1 stop Singapore Changi

$822Multiple Airlines

Wed, Feb 3 - Sun, Feb 14

12:45 pm - 7:05 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

33h 20m1 stop Singapore Changi

11:00 am - 9:45 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 45m1 stop Incheon Intl

$828Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

12:45 pm - 7:05 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

33h 20m1 stop Singapore Changi

11:00 am - 9:45 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 45m1 stop Incheon Intl

$831Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

12:20 pm - 9:05 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

35h 45m1 stop Incheon Intl

12:10 am - 11:10 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

20h 00m1 stop Incheon Intl

$885Korean Air

Thu, Nov 12 - Tue, Nov 24

11:35 am - 6:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

21h 35m1 stop Taipei City Taiwan Taoyuan Intl

12:10 am - 10:35 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 25m1 stop Taipei City Taiwan Taoyuan Intl

$888China Airlines

Mon, Nov 23 - Sun, Nov 29

11:35 am - 6:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

21h 35m1 stop Taipei City Taiwan Taoyuan Intl

12:10 am - 10:35 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 25m1 stop Taipei City Taiwan Taoyuan Intl

$897China Airlines

Thu, Nov 5 - Sun, Nov 8

12:20 pm - 2:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

16h 50m1 stop Incheon Intl

11:00 am - 9:45 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 45m1 stop Incheon Intl

$900Korean Air

Wed, Feb 3 - Sat, Feb 27

12:20 pm - 2:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

16h 50m1 stop Incheon Intl

12:10 am - 11:10 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

20h 00m1 stop Incheon Intl

$901Korean Air

Thu, Dec 17 - Sat, Jan 2

9:15 am - 6:45 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

24h 30m2 stops Hong Kong Intl Manila Ninoy Aquino Intl

12:10 am - 9:45 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

30h 35m1 stop Incheon Intl

$908Multiple Airlines

Thu, Nov 12 - Tue, Nov 24

9:15 am - 6:45 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

24h 30m2 stops Hong Kong Intl Manila Ninoy Aquino Intl

12:10 am - 9:45 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

30h 35m1 stop Incheon Intl

$913Multiple Airlines

Thu, Nov 12 - Tue, Nov 24

Cheap last minute flights

Enter your travel dates to find the best prices.

11:10 pm - 10:40 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

25h 30m1 stop Incheon Intl

12:50 pm - 9:35 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

18h 45m1 stop Incheon Intl

$922Korean Air

Sun, Oct 18 - Wed, Oct 21

5:50 pm - 7:15 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 10:30 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 15m1 stop Taipei City Taiwan Taoyuan Intl

$925China Airlines

Sat, Oct 17 - Mon, Oct 19

12:05 pm - 10:40 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

36h 35m1 stop Incheon Intl

12:50 pm - 10:35 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

31h 45m1 stop Incheon Intl

$928Korean Air

Thu, Oct 15 - Sun, Oct 18

5:50 pm - 7:15 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:50 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

25h 35m1 stop Taipei City Taiwan Taoyuan Intl

$952China Airlines

Sat, Oct 17 - Tue, Oct 20

5:50 pm - 7:15 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:50 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

25h 35m1 stop Taipei City Taiwan Taoyuan Intl

$960China Airlines

Sat, Oct 17 - Sun, Oct 18

5:50 pm - 7:15 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:50 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

25h 35m1 stop Taipei City Taiwan Taoyuan Intl

$994China Airlines

Sun, Oct 18 - Sun, Oct 18

6:00 pm - 7:20 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 20m1 stop Taipei City Taiwan Taoyuan Intl

1:30 am - 4:50 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

25h 20m1 stop Taipei City Taiwan Taoyuan Intl

$1,023EVA Air

Sat, Oct 17 - Sat, Oct 17

11:10 pm - 10:40 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

25h 30m1 stop Incheon Intl

7:16 am - 9:35 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

24h 19m2 stops San Francisco Incheon Intl

$1,025Delta

Sun, Oct 18 - Wed, Oct 21

12:05 pm - 7:20 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

21h 15m1 stop Taipei City Taiwan Taoyuan Intl

12:30 am - 11:05 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

20h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,053EVA Air

Fri, Oct 16 - Sat, Oct 17

10:55 am - 6:31 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

21h 36m2 stops Hong Kong Intl Vancouver Intl

11:45 am - 9:55 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

32h 10m1 stop Hong Kong Intl

$1,070Cathay Pacific

Sat, Oct 17 - Wed, Oct 21

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Korean Air flights from Hanoi to Seattle

Our best Korean Air deals on Hanoi to Seattle flight tickets

Korean Air

Nov 12

HAN12:20 pmHanoi Noibai

35h 45m

1 stop

SEA9:05 amSeattle/Tacoma Intl

Nov 24

SEA12:10 amSeattle/Tacoma Intl

20h 00m

1 stop

HAN11:10 amHanoi Noibai

$885

Korean Air

Feb 3

HAN12:20 pmHanoi Noibai

16h 50m

1 stop

SEA2:10 pmSeattle/Tacoma Intl

Feb 27

SEA11:00 amSeattle/Tacoma Intl

19h 45m

1 stop

HAN9:45 pmHanoi Noibai

$900

Korean Air

Feb 28

HAN11:05 pmHanoi Noibai

25h 00m

1 stop

SEA9:05 amSeattle/Tacoma Intl

May 7

SEA12:55 amSeattle/Tacoma Intl

19h 55m

1 stop

HAN10:50 amHanoi Noibai

$922

China Airlines flights from Hanoi to Seattle

Our best China Airlines deals on Hanoi to Seattle flight tickets

China Airlines

Nov 5

HAN11:35 amHanoi Noibai

21h 35m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 8

SEA12:10 amSeattle/Tacoma Intl

19h 25m

1 stop

HAN10:35 amHanoi Noibai

$897

China Airlines

Oct 17

HAN5:50 pmHanoi Noibai

15h 25m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

Oct 19

SEA1:15 amSeattle/Tacoma Intl

19h 15m

1 stop

HAN10:30 amHanoi Noibai

$925

China Airlines

Oct 17

HAN5:50 pmHanoi Noibai

15h 25m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

Oct 20

SEA1:15 amSeattle/Tacoma Intl

25h 35m

1 stop

HAN4:50 pmHanoi Noibai

$952

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Wed 2/3

12:20 pm-2:10 pm

1 stop16h 50m

Seattle/Tacoma Intl

Sun 2/14

8:40 am-3:10 pm

1 stop39h 30m

$822

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

12:45 pm-7:05 am

1 stop33h 20m

Seattle/Tacoma Intl

Wed 11/25

11:00 am-9:45 pm

1 stop19h 45m

$828

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

12:45 pm-7:05 am

1 stop33h 20m

Seattle/Tacoma Intl

Wed 11/25

11:00 am-9:45 pm

1 stop19h 45m

$831

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

12:20 pm-9:05 am

1 stop35h 45m

Seattle/Tacoma Intl

Tue 11/24

12:10 am-11:10 am

1 stop20h 00m

$885

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Mon 11/23

11:35 am-6:10 pm

1 stop21h 35m

Seattle/Tacoma Intl

Sun 11/29

12:10 am-10:35 am

1 stop19h 25m

$888

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/5

11:35 am-6:10 pm

1 stop21h 35m

Seattle/Tacoma Intl

Sun 11/8

12:10 am-10:35 am

1 stop19h 25m

$897

Quickest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Wed 2/3

12:20 pm-2:10 pm

1 stop16h 50m

Seattle/Tacoma Intl

Sat 2/27

11:00 am-9:45 pm

1 stop19h 45m

$900

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 12/17

12:20 pm-2:10 pm

1 stop16h 50m

Seattle/Tacoma Intl

Sat 1/2

12:10 am-11:10 am

1 stop20h 00m

$901

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

9:15 am-6:45 pm

2 stops24h 30m

Seattle/Tacoma Intl

Tue 11/24

12:10 am-9:45 pm

1 stop30h 35m

$908

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

9:15 am-6:45 pm

2 stops24h 30m

Seattle/Tacoma Intl

Tue 11/24

12:10 am-9:45 pm

1 stop30h 35m

$913

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

Layovers

What is the cheapest month to fly to Seattle?

In general, March 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 March, then you should wait until April to fly from Hanoi, when ticket prices are also cheap, with an average price of $694.

How have Hanoi to Seattle flight prices changed over time?

As of October 2026, prices for Hanoi to Seattle flights are approximately 2% 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

Best Price Found	$449
Fastest flight time	28h 10m
Direct flights	None

The best one-way flight to Seattle from Hanoi in the past 72 hours is $449. The best round-trip flight deal from Hanoi to Seattle found on momondo in the last 72 hours is $822.

The fastest flight from Hanoi to Seattle takes 28h 10m

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 28h 10m 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 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.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Redmond

Olympia

Kent

Federal Way

Lakewood

Lynnwood

Puyallup

Tukwila

Fife

Cle Elum

Marysville

Lacey

Kirkland

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.