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

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

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 connection time from Hanoi to Seattle?

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

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

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

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.

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.

$404 Cheap Flights from Hanoi to Seattle in 2026

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.

10:55 am - 10:05 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

37h 10m1 stop Hong Kong Intl

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

32h 10m1 stop Hong Kong Intl

$865Cathay Pacific

Fri, Oct 2 - Tue, Oct 20

12:05 pm - 3:15 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

17h 10m1 stop Incheon Intl

12:10 am - 10:25 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

31h 15m1 stop Incheon Intl

$867Multiple Airlines

Tue, Sep 22 - Mon, Dec 21

5:50 pm - 4:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

36h 20m1 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

$892STARLUX Airlines

Sat, Oct 17 - Fri, Oct 23

5:30 pm - 6:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

15h 40m1 stop Taipei City Taiwan Taoyuan Intl

12:10 am - 4:30 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

25h 20m1 stop Taipei City Taiwan Taoyuan Intl

$908China Airlines

Thu, Nov 12 - Sun, Nov 15

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

$909Korean Air

Thu, Oct 15 - Thu, Oct 22

11:40 am - 3:05 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

18h 25m1 stop Taipei City Taiwan Taoyuan Intl

11:45 pm - 10:30 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

$914STARLUX Airlines

Thu, Nov 12 - Mon, Nov 16

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

35h 45m1 stop Incheon Intl

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

19h 45m1 stop Incheon Intl

$921Korean Air

Thu, Nov 12 - Mon, Nov 16

9:00 am - 6:36 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

47h 36m2 stops Chengdu Tianfu Intl Los Angeles Los Angeles

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

18h 45m1 stop Incheon Intl

$945Multiple Airlines

Fri, Oct 2 - Tue, Oct 20

11:10 am - 4:10 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

19h 00m1 stop Taipei City Taiwan Taoyuan Intl

11:33 am - 4:50 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

39h 17m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

$952STARLUX Airlines

Mon, Oct 12 - Mon, Oct 19

7:30 pm - 12:25 pmHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

30h 55m1 stop Doha Hamad Intl

9:59 am - 6:55 amSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

30h 56m2 stops San Francisco Doha Hamad Intl

$961Qatar Airways

Sat, Oct 17 - Sat, Oct 24

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STARLUX Airlines flights from Hanoi to Seattle

Our best STARLUX Airlines deals on Hanoi to Seattle flight tickets

STARLUX Airlines

Nov 12

HAN11:40 amHanoi Noibai

18h 25m

1 stop

SEA3:05 pmSeattle/Tacoma Intl

Nov 16

SEA11:45 pmSeattle/Tacoma Intl

19h 45m

1 stop

HAN10:30 amHanoi Noibai

$914

STARLUX Airlines

Oct 8

HAN5:50 pmHanoi Noibai

36h 20m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 15

SEA2:19 pmSeattle/Tacoma Intl

36h 31m

2 stops

HAN4:50 pmHanoi Noibai

$951

STARLUX Airlines

Oct 12

HAN11:10 amHanoi Noibai

19h 00m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 19

SEA11:33 amSeattle/Tacoma Intl

39h 17m

2 stops

HAN4:50 pmHanoi Noibai

$952

China Airlines flights from Hanoi to Seattle

Our best China Airlines deals on Hanoi to Seattle flight tickets

China Airlines

Nov 12

HAN5:30 pmHanoi Noibai

15h 40m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 15

SEA12:10 amSeattle/Tacoma Intl

25h 20m

1 stop

HAN4:30 pmHanoi Noibai

$908

China Airlines

Sep 22

HAN5:50 pmHanoi Noibai

15h 25m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

Dec 15

SEA12:10 amSeattle/Tacoma Intl

25h 20m

1 stop

HAN4:30 pmHanoi Noibai

$1,003

China Airlines

Sep 24

HAN11:30 amHanoi Noibai

21h 45m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

Dec 15

SEA12:10 amSeattle/Tacoma Intl

25h 20m

1 stop

HAN4:30 pmHanoi Noibai

$1,072

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Fri 10/2

10:55 am-10:05 am

1 stop37h 10m

Seattle/Tacoma Intl

Tue 10/20

11:45 am-9:55 am

1 stop32h 10m

$865

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Tue 9/22

12:05 pm-3:15 pm

1 stop17h 10m

Seattle/Tacoma Intl

Mon 12/21

12:10 am-10:25 pm

1 stop31h 15m

$867

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sat 10/17

5:50 pm-4:10 pm

1 stop36h 20m

Seattle/Tacoma Intl

Fri 10/23

1:15 am-10:30 am

1 stop19h 15m

$892

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

5:30 pm-6:10 pm

1 stop15h 40m

Seattle/Tacoma Intl

Sun 11/15

12:10 am-4:30 pm

1 stop25h 20m

$908

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 10/15

12:05 pm-10:40 am

1 stop36h 35m

Seattle/Tacoma Intl

Thu 10/22

12:50 pm-10:35 am

1 stop31h 45m

$909

Quickest round-trip

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Thu 11/12

11:40 am-3:05 pm

1 stop18h 25m

Seattle/Tacoma Intl

Mon 11/16

11:45 pm-10:30 am

1 stop19h 45m

$914

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

Mon 11/16

11:00 am-9:45 pm

1 stop19h 45m

$921

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Fri 10/2

9:00 am-6:36 pm

2 stops47h 36m

Seattle/Tacoma Intl

Tue 10/20

12:50 pm-9:35 pm

1 stop18h 45m

$945

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Mon 10/12

11:10 am-4:10 pm

1 stop19h 00m

Seattle/Tacoma Intl

Mon 10/19

11:33 am-4:50 pm

2 stops39h 17m

$952

HanoiSeattle

HAN Hanoi Noibai - SEA Seattle/Tacoma Intl

HANSEA

Hanoi Noibai

Sat 10/17

7:30 pm-12:25 pm

1 stop30h 55m

Seattle/Tacoma Intl

Sat 10/24

9:59 am-6:55 am

2 stops30h 56m

$961

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 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 $997 to $1,053.
The lowest price recently found on this route was $865.

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 September 2026, prices for Hanoi to Seattle flights are approximately 6% 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	$404
Fastest flight time	15h 25m
Direct flights	None

The best one-way flight to Seattle from Hanoi in the past 72 hours is $404. The best round-trip flight deal from Hanoi to Seattle found on momondo in the last 72 hours is $865.

The fastest flight from Hanoi to Seattle takes 15h 25m

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 15h 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 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

Kent

Olympia

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Kirkland

Centralia

Lacey

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.