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 29% 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?

United Airlines, Delta, and Philippine Airlines 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 June 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.

$410 Cheap Flights from Seattle to Vietnam in 2026

Discover deals from 900+ travel sites with momondo.

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.

8:45 am - 4:35 pm

SEA

DAD

40h 50m

1 stop

11:50 am - 7:10 am

DAD

SEA

34h 20m

1 stop

$708Singapore Airlines

Sun, Nov 1 - Thu, Nov 12

10:15 am - 11:05 am

SEA

DAD

34h 50m

1 stop

4:30 pm - 8:10 am

DAD

SEA

29h 40m

1 stop

$715Singapore Airlines

Thu, Oct 1 - Sat, Oct 31

10:15 am - 5:30 pm

SEA

DAD

41h 15m

1 stop

11:50 am - 8:10 am

DAD

SEA

34h 20m

1 stop

$748Singapore Airlines

Sun, Sep 27 - Fri, Oct 30

12:10 am - 12:10 pm

SEA

HAN

21h 00m

1 stop

1:30 pm - 1:55 pm

HAN

SEA

15h 25m

1 stop

$835Asiana Airlines

Mon, Nov 16 - Tue, Dec 1

12:10 am - 12:15 pm

SEA

HAN

22h 05m

1 stop

1:25 pm - 3:15 pm

HAN

SEA

15h 50m

1 stop

$839Asiana Airlines

Mon, Aug 31 - Mon, Sep 7

12:50 pm - 11:05 pm

SEA

CXR

20h 15m

1 stop

11:10 pm - 9:00 am

CXR

SEA

24h 50m

1 stop

$1,017Korean Air

Tue, Sep 29 - Thu, Feb 25

12:50 pm - 11:05 pm

SEA

CXR

20h 15m

1 stop

11:10 pm - 9:00 am

CXR

SEA

24h 50m

1 stop

$1,020Korean Air

Fri, Sep 25 - Thu, Feb 25

11:45 pm - 5:40 pm

SEA

PQC

26h 55m

1 stop

6:40 pm - 3:05 pm

PQC

SEA

35h 25m

1 stop

$1,083STARLUX Airlines

Mon, Nov 2 - Fri, Nov 6

1:05 pm - 10:50 pm

SEA

PQC

19h 45m

1 stop

12:10 am - 11:00 am

PQC

SEA

24h 50m

1 stop

$1,157Delta

Sun, Aug 2 - Sun, Aug 9

7:15 am - 10:50 pm

SEA

PQC

25h 35m

2 stops

12:10 am - 9:45 pm

PQC

SEA

35h 35m

2 stops

$1,293Delta

Sun, Aug 2 - Sun, Aug 9

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Delta flights from Seattle to Vietnam

Our best Delta deals on Seattle to Vietnam flight tickets

Delta

Sep 14

SEA1:00 pmSeattle/Tacoma Intl

35h 20m

1 stop

DAD2:20 pmDa Nang

Sep 30

DAD10:55 pmDa Nang

28h 19m

1 stop

SEA1:14 pmSeattle/Tacoma Intl

$1,012

Delta

Aug 1

SEA1:05 pmSeattle/Tacoma Intl

20h 10m

1 stop

SGN11:15 pmHo Chi Minh City

Aug 25

SGN11:45 pmHo Chi Minh City

27h 52m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

$1,058

Delta

Aug 2

SEA1:05 pmSeattle/Tacoma Intl

19h 45m

1 stop

PQC10:50 pmPhu Quoc Duong Dang

Aug 9

PQC12:10 amPhu Quoc Duong Dang

24h 50m

1 stop

SEA11:00 amSeattle/Tacoma Intl

$1,157

China Airlines flights from Seattle to Vietnam

Our best China Airlines deals on Seattle to Vietnam flight tickets

China Airlines

Aug 16

SEA1:55 amSeattle/Tacoma Intl

24h 35m

1 stop

DAD4:30 pmDa Nang

Sep 21

DAD5:30 pmDa Nang

15h 45m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

$977

China Airlines

Aug 16

SEA1:55 amSeattle/Tacoma Intl

24h 35m

1 stop

DAD4:30 pmDa Nang

Sep 21

DAD5:30 pmDa Nang

15h 45m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

$979

China Airlines

Aug 29

SEA1:55 amSeattle/Tacoma Intl

24h 35m

1 stop

DAD4:30 pmDa Nang

Sep 27

DAD5:30 pmDa Nang

15h 45m

1 stop

SEA7:15 pmSeattle/Tacoma Intl

$990

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 11/1

8:45 am-4:35 pm

1 stop40h 50m

Da Nang

Thu 11/12

11:50 am-7:10 am

1 stop34h 20m

$708

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Thu 10/1

10:15 am-11:05 am

1 stop34h 50m

Da Nang

Sat 10/31

4:30 pm-8:10 am

1 stop29h 40m

$715

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 9/27

10:15 am-5:30 pm

1 stop41h 15m

Da Nang

Fri 10/30

11:50 am-8:10 am

1 stop34h 20m

$748

Quickest round-trip

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Mon 11/16

12:10 am-12:10 pm

1 stop21h 00m

Hanoi Noibai

Tue 12/1

1:30 pm-1:55 pm

1 stop15h 25m

$835

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Mon 8/31

12:10 am-12:15 pm

1 stop22h 05m

Hanoi Noibai

Mon 9/7

1:25 pm-3:15 pm

1 stop15h 50m

$839

SeattleNha Trang

SEA - CXR

SEACXR

Seattle/Tacoma Intl

Tue 9/29

12:50 pm-11:05 pm

1 stop20h 15m

Nha Trang Cam Ranh

Thu 2/25

11:10 pm-9:00 am

1 stop24h 50m

$1,017

SeattleNha Trang

SEA - CXR

SEACXR

Seattle/Tacoma Intl

Fri 9/25

12:50 pm-11:05 pm

1 stop20h 15m

Nha Trang Cam Ranh

Thu 2/25

11:10 pm-9:00 am

1 stop24h 50m

$1,020

SeattlePhu Quoc

SEA - PQC

SEAPQC

Seattle/Tacoma Intl

Mon 11/2

11:45 pm-5:40 pm

1 stop26h 55m

Phu Quoc Duong Dang

Fri 11/6

6:40 pm-3:05 pm

1 stop35h 25m

$1,083

SeattlePhu Quoc

SEA - PQC

SEAPQC

Seattle/Tacoma Intl

Sun 8/2

1:05 pm-10:50 pm

1 stop19h 45m

Phu Quoc Duong Dang

Sun 8/9

12:10 am-11:00 am

1 stop24h 50m

$1,157

SeattlePhu Quoc

SEA - PQC

SEAPQC

Seattle/Tacoma Intl

Sun 8/2

7:15 am-10:50 pm

2 stops25h 35m

Phu Quoc Duong Dang

Sun 8/9

12:10 am-9:45 pm

2 stops35h 35m

$1,293

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 May is, on average, the cheapest month to fly to Vietnam from Seattle, with most prices found around $432. If you don’t want to visit Vietnam in May, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $492.

How far in advance should I book a flight from Seattle 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 $876 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 $701 on momondo.

Can stopping save me money on Seattle to Vietnam flights?

You could potentially save up to 6% 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 00m
Direct flights	None

The fastest flight from Seattle to Vietnam takes 18h 00m

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

Search flight deals

Frequently asked questions about flying from Seattle 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 June 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 7.8 8,425 reviews	Search Delta flights
Korean Air	PriceFrom $432	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Singapore Airlines	PriceFrom $493	Free Cancellation	Rating 8.2 1,549 reviews	Search Singapore Airlines flights
Philippine Airlines	PriceFrom $544	Free Cancellation	Rating 7.3 1,002 reviews	Search Philippine Airlines flights
Cathay Pacific	PriceFrom $606	Free Cancellation	Rating 7.6 1,388 reviews	Search Cathay Pacific flights
Asiana Airlines	PriceFrom $608	Free Cancellation	Rating 8.1 546 reviews	Search Asiana Airlines flights
China Airlines	PriceFrom $614	Free Cancellation	Rating 8.3 829 reviews	Search China Airlines flights
ANA	PriceFrom $616	Free Cancellation	Rating 8.3 1,251 reviews	Search ANA flights
United Airlines	PriceFrom $666	Free Cancellation	Rating 7.4 9,874 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $670	Free Cancellation	Rating 8.3 1,845 reviews	Search Japan 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.