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Cheap flights from Hanoi to Seattle from $410

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 3/4. 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.
Japan Airlines Logo
11:55 pm - 9:55 am
HAN
-
SEA
25h 00m
1 stop
Japan Airlines Logo
12:30 pm - 10:30 pm
SEA
-
HAN
19h 00m
1 stop
$738Japan Airlines
Wed, Feb 11 - Tue, Mar 3
China Airlines Logo
5:50 pm - 7:15 pm
HAN
-
SEA
15h 25m
1 stop
China Airlines Logo
1:15 am - 4:50 pm
SEA
-
HAN
25h 35m
1 stop
$839China Airlines
Thu, May 7 - Sat, May 9
Multiple Airlines Logo
4:00 pm - 7:10 am
HAN
-
SEA
30h 10m
2 stops
Multiple Airlines Logo
11:00 am - 10:25 pm
SEA
-
HAN
20h 25m
1 stop
$879Multiple Airlines
Wed, Feb 11 - Tue, Mar 3
United Airlines Logo
12:25 am - 9:12 pm
HAN
-
SEA
35h 47m
3 stops
United Airlines Logo
7:15 am - 11:05 pm
SEA
-
HAN
24h 50m
2 stops
$896United Airlines
Tue, Feb 10 - Tue, Mar 3
Cathay Pacific Logo
7:05 pm - 11:32 am
HAN
-
SEA
30h 27m
2 stops
Cathay Pacific Logo
8:41 am - 6:05 pm
SEA
-
HAN
43h 24m
2 stops
$998Cathay Pacific
Thu, May 7 - Sun, May 10
Philippine Airlines Logo
1:45 am - 8:05 pm
HAN
-
SEA
32h 20m
1 stop
Philippine Airlines Logo
11:10 pm - 12:45 am
SEA
-
HAN
35h 35m
1 stop
$1,045Philippine Airlines
Thu, Apr 2 - Fri, Apr 3
Philippine Airlines Logo
1:45 am - 8:05 pm
HAN
-
SEA
32h 20m
1 stop
Philippine Airlines Logo
11:10 pm - 12:45 am
SEA
-
HAN
35h 35m
1 stop
$1,064Philippine Airlines
Thu, Apr 2 - Fri, Apr 3
China Airlines Logo
6:00 am - 7:15 pm
HAN
-
SEA
27h 15m
2 stops
China Airlines Logo
1:15 am - 4:50 pm
SEA
-
HAN
25h 35m
1 stop
$1,100China Airlines
Thu, May 7 - Sat, May 9
Multiple Airlines Logo
6:00 pm - 7:30 pm
HAN
-
SEA
15h 30m
1 stop
Multiple Airlines Logo
11:10 pm - 11:05 am
SEA
-
HAN
21h 55m
2 stops
$1,138Multiple Airlines
Fri, Apr 3 - Fri, Apr 3
Multiple Airlines Logo
12:45 pm - 7:30 pm
HAN
-
SEA
20h 45m
2 stops
Multiple Airlines Logo
11:10 pm - 11:05 am
SEA
-
HAN
21h 55m
2 stops
$1,285Multiple Airlines
Fri, Apr 3 - Fri, Apr 3

Philippine Airlines flights from Hanoi to Seattle

Our best Philippine Airlines deals on Hanoi to Seattle flight tickets
Philippine Airlines
Apr 2
HAN1:45 amHanoi Noibai
32h 20m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Apr 3
SEA11:10 pmSeattle/Tacoma Intl
35h 35m
1 stop
HAN12:45 amHanoi Noibai
$1,045
Philippine Airlines
Apr 2
HAN1:45 amHanoi Noibai
32h 20m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Apr 3
SEA11:10 pmSeattle/Tacoma Intl
35h 35m
1 stop
HAN12:45 amHanoi Noibai
$1,064

Japan Airlines flights from Hanoi to Seattle

Our best Japan Airlines deals on Hanoi to Seattle flight tickets
Japan Airlines
Feb 11
HAN11:55 pmHanoi Noibai
25h 00m
1 stop
SEA9:55 amSeattle/Tacoma Intl
Mar 3
SEA12:30 pmSeattle/Tacoma Intl
19h 00m
1 stop
HAN10:30 pmHanoi Noibai
$738
Japan Airlines
Feb 9
HAN11:55 pmHanoi Noibai
29h 39m
2 stops
SEA2:34 pmSeattle/Tacoma Intl
Sep 15
SEA8:41 amSeattle/Tacoma Intl
23h 09m
2 stops
HAN9:50 pmHanoi Noibai
$3,771
Japan Airlines
Feb 9
HAN11:55 pmHanoi Noibai
25h 00m
1 stop
SEA9:55 amSeattle/Tacoma Intl
Sep 15
SEA1:30 pmSeattle/Tacoma Intl
18h 20m
1 stop
HAN9:50 pmHanoi Noibai
$3,790

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 January 25, 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

Wed 2/11

11:55 pm-9:55 am

1 stop25h 00m

Seattle/Tacoma Intl

Tue 3/3

12:30 pm-10:30 pm

1 stop19h 00m

$738

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Thu 5/7

5:50 pm-7:15 pm

1 stop15h 25m

Seattle/Tacoma Intl

Sat 5/9

1:15 am-4:50 pm

1 stop25h 35m

$839

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Wed 2/11

4:00 pm-7:10 am

2 stops30h 10m

Seattle/Tacoma Intl

Tue 3/3

11:00 am-10:25 pm

1 stop20h 25m

$879

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Tue 2/10

12:25 am-9:12 pm

3 stops35h 47m

Seattle/Tacoma Intl

Tue 3/3

7:15 am-11:05 pm

2 stops24h 50m

$896

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Thu 5/7

7:05 pm-11:32 am

2 stops30h 27m

Seattle/Tacoma Intl

Sun 5/10

8:41 am-6:05 pm

2 stops43h 24m

$998

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Thu 4/2

1:45 am-8:05 pm

1 stop32h 20m

Seattle/Tacoma Intl

Fri 4/3

11:10 pm-12:45 am

1 stop35h 35m

$1,045

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Thu 4/2

1:45 am-8:05 pm

1 stop32h 20m

Seattle/Tacoma Intl

Fri 4/3

11:10 pm-12:45 am

1 stop35h 35m

$1,064

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Thu 5/7

6:00 am-7:15 pm

2 stops27h 15m

Seattle/Tacoma Intl

Sat 5/9

1:15 am-4:50 pm

1 stop25h 35m

$1,100

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Fri 4/3

6:00 pm-7:30 pm

1 stop15h 30m

Seattle/Tacoma Intl

Fri 4/3

11:10 pm-11:05 am

2 stops21h 55m

$1,138

HanoiSeattle

HAN - SEA

HANSEA

Hanoi Noibai

Fri 4/3

12:45 pm-7:30 pm

2 stops20h 45m

Seattle/Tacoma Intl

Fri 4/3

11:10 pm-11:05 am

2 stops21h 55m

$1,285

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

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

  • 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
802 reviews
Search China Airlines flights
EVA AirPriceFrom $813Free CancellationRating
8.4
1,333 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
Redmond
Puyallup
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
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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