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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.
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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.
Delta Logo
11:10 pm - 1:37 pm
HAN
-
SEA
28h 27m
1 stop
Delta Logo
9:25 pm - 9:45 pm
SEA
-
HAN
33h 20m
2 stops
$886Delta
Tue, Sep 22 - Sat, Dec 12
Delta Logo
12:05 pm - 3:24 pm
HAN
-
SEA
41h 19m
2 stops
Delta Logo
9:25 pm - 9:45 pm
SEA
-
HAN
33h 20m
2 stops
$891Delta
Sat, Sep 12 - Sat, Dec 12
Korean Air Logo
11:10 pm - 1:11 pm
HAN
-
SEA
28h 01m
1 stop
Korean Air Logo
7:15 am - 9:35 pm
SEA
-
HAN
24h 20m
2 stops
$892Korean Air
Mon, May 18 - Mon, May 25
Asiana Airlines Logo
1:25 pm - 2:55 pm
HAN
-
SEA
15h 30m
1 stop
Asiana Airlines Logo
12:55 am - 10:00 pm
SEA
-
HAN
31h 05m
1 stop
$922Asiana Airlines
Tue, Apr 21 - Thu, Apr 23
China Airlines Logo
11:30 am - 7:15 pm
HAN
-
SEA
21h 45m
1 stop
China Airlines Logo
12:10 am - 4:30 pm
SEA
-
HAN
25h 20m
1 stop
$933China Airlines
Tue, Sep 22 - Thu, Dec 10
Multiple Airlines Logo
1:55 am - 2:05 pm
HAN
-
SEA
26h 10m
1 stop
Multiple Airlines Logo
7:00 am - 9:35 pm
SEA
-
HAN
24h 35m
2 stops
$936Multiple Airlines
Sun, Apr 19 - Thu, Apr 23
Multiple Airlines Logo
6:30 pm - 2:05 pm
HAN
-
SEA
33h 35m
1 stop
Multiple Airlines Logo
12:50 pm - 9:35 pm
SEA
-
HAN
18h 45m
1 stop
$950Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
Korean Air Logo
11:10 pm - 10:40 am
HAN
-
SEA
25h 30m
1 stop
Korean Air Logo
11:00 am - 9:45 pm
SEA
-
HAN
19h 45m
1 stop
$952Korean Air
Sat, Sep 12 - Sat, Dec 12
Qatar Airways Logo
1:55 am - 2:05 pm
HAN
-
SEA
26h 10m
1 stop
Qatar Airways Logo
4:25 pm - 7:15 am
SEA
-
HAN
24h 50m
1 stop
$956Qatar Airways
Sun, May 17 - Mon, May 25
Korean Air Logo
11:10 pm - 10:55 pm
HAN
-
SEA
37h 45m
2 stops
Korean Air Logo
7:15 am - 9:35 pm
SEA
-
HAN
24h 20m
2 stops
$970Korean Air
Mon, May 18 - Mon, May 25

Delta flights from Hanoi to Seattle

Our best Delta deals on Hanoi to Seattle flight tickets
Delta
Sep 22
HAN11:10 pmHanoi Noibai
28h 27m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
Dec 12
SEA9:25 pmSeattle/Tacoma Intl
33h 20m
2 stops
HAN9:45 pmHanoi Noibai
$886
Delta
Sep 12
HAN12:05 pmHanoi Noibai
41h 19m
2 stops
SEA3:24 pmSeattle/Tacoma Intl
Dec 12
SEA9:25 pmSeattle/Tacoma Intl
33h 20m
2 stops
HAN9:45 pmHanoi Noibai
$891
Delta
Sep 22
HAN11:10 pmHanoi Noibai
28h 27m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
Dec 11
SEA7:20 amSeattle/Tacoma Intl
36h 50m
2 stops
HAN11:10 amHanoi Noibai
$1,036

China Airlines flights from Hanoi to Seattle

Our best China Airlines deals on Hanoi to Seattle flight tickets
China Airlines
Sep 22
HAN11:30 amHanoi Noibai
21h 45m
1 stop
SEA7:15 pmSeattle/Tacoma Intl
Dec 10
SEA12:10 amSeattle/Tacoma Intl
25h 20m
1 stop
HAN4:30 pmHanoi Noibai
$933
China Airlines
May 22
HAN5:50 pmHanoi Noibai
29h 07m
2 stops
SEA8:57 amSeattle/Tacoma Intl
Jun 6
SEA1:15 amSeattle/Tacoma Intl
19h 20m
1 stop
HAN10:35 amHanoi Noibai
$1,083

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 7, 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

Tue 9/22

11:10 pm-1:37 pm

1 stop28h 27m

Seattle/Tacoma Intl

Sat 12/12

9:25 pm-9:45 pm

2 stops33h 20m

$886

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 9/12

12:05 pm-3:24 pm

2 stops41h 19m

Seattle/Tacoma Intl

Sat 12/12

9:25 pm-9:45 pm

2 stops33h 20m

$891

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 5/18

11:10 pm-1:11 pm

1 stop28h 01m

Seattle/Tacoma Intl

Mon 5/25

7:15 am-9:35 pm

2 stops24h 20m

$892

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 4/21

1:25 pm-2:55 pm

1 stop15h 30m

Seattle/Tacoma Intl

Thu 4/23

12:55 am-10:00 pm

1 stop31h 05m

$922

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 9/22

11:30 am-7:15 pm

1 stop21h 45m

Seattle/Tacoma Intl

Thu 12/10

12:10 am-4:30 pm

1 stop25h 20m

$933

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 4/19

1:55 am-2:05 pm

1 stop26h 10m

Seattle/Tacoma Intl

Thu 4/23

7:00 am-9:35 pm

2 stops24h 35m

$936

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 4/19

6:30 pm-2:05 pm

1 stop33h 35m

Seattle/Tacoma Intl

Wed 4/22

12:50 pm-9:35 pm

1 stop18h 45m

$950
Quickest round-trip

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sat 9/12

11:10 pm-10:40 am

1 stop25h 30m

Seattle/Tacoma Intl

Sat 12/12

11:00 am-9:45 pm

1 stop19h 45m

$952

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Sun 5/17

1:55 am-2:05 pm

1 stop26h 10m

Seattle/Tacoma Intl

Mon 5/25

4:25 pm-7:15 am

1 stop24h 50m

$956

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Mon 5/18

11:10 pm-10:55 pm

2 stops37h 45m

Seattle/Tacoma Intl

Mon 5/25

7:15 am-9:35 pm

2 stops24h 20m

$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

15h 30m

Direct flights

None
The fastest flight from Hanoi to Seattle takes 15h 30m
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 30m 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
816 reviews
Search China Airlines flights
EVA AirPriceFrom $813Free CancellationRating
8.5
1,401 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
Redmond
Kent
Marysville
Puyallup
Lakewood
Cle Elum
Tukwila
Federal Way
Centralia
Fife
Westport
Tumwater
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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