What airlines fly to Vietnam?

Asiana Airlines, China Airlines and EVA Air are the top three most popular airlines that fly to Vietnam from Seattle according to our data. Asiana Airlines is the first choice among our users, with 27% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 13 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

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

Singapore Airlines, Asiana Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Vietnam

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Vietnam?

Prices for flights from Seattle/Tacoma Intl Airport to Vietnam are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Vietnam?

As of March 2026, there are 13 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Vietnam.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Vietnam?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The travel and health documents you'll need for your trip to Vietnam 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 Vietnam. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$268 Cheap Flights from Seattle to Vietnam in 2026

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Find the cheapest flights from Seattle to Vietnam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 am - 3:55 pm

SEA

DAD

39h 40m

1 stop

11:55 am - 8:45 am

DAD

SEA

34h 50m

1 stop

$491Singapore Airlines

Sun, Aug 16 - Mon, Sep 21

10:15 am - 3:55 pm

SEA

DAD

39h 40m

1 stop

11:55 am - 8:45 am

DAD

SEA

34h 50m

1 stop

$492Singapore Airlines

Sun, Aug 16 - Mon, Sep 21

10:15 am - 3:05 pm

SEA

HAN

38h 50m

1 stop

4:00 pm - 8:45 am

HAN

SEA

30h 45m

1 stop

$497Singapore Airlines

Sat, Aug 15 - Wed, Sep 9

12:55 am - 10:00 pm

SEA

HAN

31h 05m

1 stop

11:30 pm - 2:55 pm

HAN

SEA

29h 25m

1 stop

$589Asiana Airlines

Mon, Aug 31 - Mon, Sep 7

12:55 am - 10:00 pm

SEA

HAN

31h 05m

1 stop

11:30 pm - 2:55 pm

HAN

SEA

29h 25m

1 stop

$616Asiana Airlines

Tue, Apr 14 - Mon, Jun 15

12:50 pm - 12:35 pm

SEA

SGN

33h 45m

1 stop

1:55 pm - 10:40 am

SGN

SEA

34h 45m

1 stop

$639Korean Air

Sun, May 3 - Wed, May 20

12:50 pm - 12:35 pm

SEA

SGN

33h 45m

1 stop

7:30 am - 4:01 pm

SGN

SEA

22h 31m

2 stops

$645Korean Air

Sun, May 3 - Wed, May 20

11:10 pm - 1:10 pm

SEA

DAD

24h 00m

1 stop

2:10 pm - 8:05 pm

DAD

SEA

19h 55m

1 stop

$714Philippine Airlines

Tue, Aug 18 - Tue, Sep 22

1:20 pm - 11:05 pm

SEA

CXR

19h 45m

1 stop

12:20 am - 10:40 am

CXR

SEA

24h 20m

1 stop

$921Delta

Mon, Aug 24 - Sun, Sep 6

7:20 am - 11:05 pm

SEA

CXR

25h 45m

2 stops

12:20 am - 10:40 am

CXR

SEA

24h 20m

1 stop

$926Delta

Mon, Aug 24 - Sun, Sep 6

Delta flights from Seattle to Vietnam

Our best Delta deals on Seattle to Vietnam flight tickets

Delta

Aug 12

SEA1:05 pmSeattle/Tacoma Intl

18h 30m

1 stop

HAN9:35 pmHanoi Noibai

Sep 7

HAN11:10 pmHanoi Noibai

28h 27m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

$626

Delta

Apr 22

SEA1:00 pmSeattle/Tacoma Intl

33h 35m

1 stop

SGN12:35 pmHo Chi Minh City

May 13

SGN7:30 amHo Chi Minh City

19h 41m

1 stop

SEA1:11 pmSeattle/Tacoma Intl

$671

Delta

Apr 22

SEA1:00 pmSeattle/Tacoma Intl

33h 35m

1 stop

SGN12:35 pmHo Chi Minh City

May 22

SGN7:30 amHo Chi Minh City

19h 41m

1 stop

SEA1:11 pmSeattle/Tacoma Intl

$699

Asiana Airlines flights from Seattle to Vietnam

Our best Asiana Airlines deals on Seattle to Vietnam flight tickets

Asiana Airlines

Aug 31

SEA12:55 amSeattle/Tacoma Intl

31h 05m

1 stop

HAN10:00 pmHanoi Noibai

Sep 7

HAN11:30 pmHanoi Noibai

29h 25m

1 stop

SEA2:55 pmSeattle/Tacoma Intl

$589

Asiana Airlines

Apr 14

SEA12:55 amSeattle/Tacoma Intl

31h 05m

1 stop

HAN10:00 pmHanoi Noibai

Jun 15

HAN11:30 pmHanoi Noibai

29h 25m

1 stop

SEA2:55 pmSeattle/Tacoma Intl

$616

Asiana Airlines

Aug 30

SEA12:55 amSeattle/Tacoma Intl

21h 20m

1 stop

HAN12:15 pmHanoi Noibai

Sep 6

HAN11:30 pmHanoi Noibai

29h 25m

1 stop

SEA2:55 pmSeattle/Tacoma Intl

$620

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/16

10:15 am-3:55 pm

1 stop39h 40m

Da Nang

Mon 9/21

11:55 am-8:45 am

1 stop34h 50m

$491

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/16

10:15 am-3:55 pm

1 stop39h 40m

Da Nang

Mon 9/21

11:55 am-8:45 am

1 stop34h 50m

$492

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sat 8/15

10:15 am-3:05 pm

1 stop38h 50m

Hanoi Noibai

Wed 9/9

4:00 pm-8:45 am

1 stop30h 45m

$497

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Mon 8/31

12:55 am-10:00 pm

1 stop31h 05m

Hanoi Noibai

Mon 9/7

11:30 pm-2:55 pm

1 stop29h 25m

$589

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Tue 4/14

12:55 am-10:00 pm

1 stop31h 05m

Hanoi Noibai

Mon 6/15

11:30 pm-2:55 pm

1 stop29h 25m

$616

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sun 5/3

12:50 pm-12:35 pm

1 stop33h 45m

Ho Chi Minh City

Wed 5/20

1:55 pm-10:40 am

1 stop34h 45m

$639

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sun 5/3

12:50 pm-12:35 pm

1 stop33h 45m

Ho Chi Minh City

Wed 5/20

7:30 am-4:01 pm

2 stops22h 31m

$645

Quickest round-trip

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Tue 8/18

11:10 pm-1:10 pm

1 stop24h 00m

Da Nang

Tue 9/22

2:10 pm-8:05 pm

1 stop19h 55m

$714

SeattleNha Trang

SEA - CXR

SEACXR

Seattle/Tacoma Intl

Mon 8/24

1:20 pm-11:05 pm

1 stop19h 45m

Nha Trang Cam Ranh

Sun 9/6

12:20 am-10:40 am

1 stop24h 20m

$921

SeattleNha Trang

SEA - CXR

SEACXR

Seattle/Tacoma Intl

Mon 8/24

7:20 am-11:05 pm

2 stops25h 45m

Nha Trang Cam Ranh

Sun 9/6

12:20 am-10:40 am

1 stop24h 20m

$926

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 Seattle to Vietnam

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 cheapest month to fly to Vietnam?

The month of April is, on average, the cheapest month to fly to Vietnam from Seattle, with most prices found around $732. If you don’t want to visit Vietnam in April, then you should wait until November to fly from Seattle, when ticket prices are also cheap, with an average price of $737.

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $863 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Seattle for as low as $722 on momondo.

Can stopping save me money on Seattle to Vietnam flights?

You could potentially save up to 31% on your flight if you consider stops on a Seattle to Vietnam flight.

Cheap Seattle to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Vietnam

Fastest flight time	18h 05m
Direct flights	None

The fastest flight from Seattle to Vietnam takes 18h 05m

There are no direct flights from Seattle to Vietnam. There are no popular flight routes from Seattle to Vietnam.

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Vietnam?
Prices for flights from Seattle/Tacoma Intl Airport to Vietnam are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Vietnam?
As of March 2026, there are 13 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Vietnam.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Vietnam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents you'll need for your trip to Vietnam 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 Vietnam. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Vietnam

Compare and see reviews for airlines that fly from Seattle to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $400	Free Cancellation	Rating 7.9 8,319 reviews	Search Delta flights
Korean Air	PriceFrom $432	Free Cancellation	Rating 8.4 1,202 reviews	Search Korean Air flights
Singapore Airlines	PriceFrom $493	Free Cancellation	Rating 8.2 1,484 reviews	Search Singapore Airlines flights
Philippine Airlines	PriceFrom $544	Free Cancellation	Rating 7.3 970 reviews	Search Philippine Airlines flights
Cathay Pacific	PriceFrom $606	Free Cancellation	Rating 7.6 1,222 reviews	Search Cathay Pacific flights
Asiana Airlines	PriceFrom $613	Free Cancellation	Rating 8.1 506 reviews	Search Asiana Airlines flights
ANA	PriceFrom $616	Free Cancellation	Rating 8.4 1,138 reviews	Search ANA flights
China Airlines	PriceFrom $633	Free Cancellation	Rating 8.3 817 reviews	Search China Airlines flights
United Airlines	PriceFrom $651	Free Cancellation	Rating 7.4 9,459 reviews	Search United Airlines flights
STARLUX Airlines	PriceFrom $725	Free Cancellation	Rating 9.0 292 reviews	Search STARLUX Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Vietnam?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Vietnam from Seattle.

Can I find flights from Seattle to Vietnam with flexible booking policies on momondo?

Flights from Seattle to Vietnam with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Vietnam?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Vietnam from Seattle.

I’m not ready to book a flight from Seattle to Vietnam right now. Can momondo alert me if prices change?

Price alerts on flights to Vietnam from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.