What airlines fly to Vietnam?

Asiana Airlines, China Airlines and EVA Air are the top three most popular airlines that fly to Vietnam from State of Washington 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.

How long is the flight from State of Washington to Vietnam?

On average, it takes 17h 35m to fly from State of Washington to Vietnam if you fly out of Seattle (the most popular airport in State of Washington) and into Ho Chi Minh City (the most popular airport in Vietnam). If you’re flying out of Spokane and into Ho Chi Minh City, then the flight time is around 23h 48m.

What is the cheapest airline that flies from Washington to Vietnam?

Philippine Airlines, Delta, and Korean Air are the most popular carriers operating from Washington to Vietnam

When did momondo last update prices for flights from Washington to Vietnam?

Prices for flights from Washington to Vietnam are updated daily.

How many operators does momondo search for flights from Washington to Vietnam?

There are 14 operators available for flights from Washington to Vietnam as of June 2026.

How old do you have to be to fly from Washington to Vietnam?

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 Washington 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.

$412 Cheap Flights from Washington to Vietnam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington 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

$760Singapore Airlines

Sat, Oct 3 - Thu, Oct 15

10:15 am - 3:55 pm

SEA

DAD

39h 40m

1 stop

11:55 am - 8:45 am

DAD

SEA

34h 50m

1 stop

$762Singapore Airlines

Sat, Oct 3 - Thu, Oct 15

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 - 12:10 pm

SEA

HAN

21h 00m

1 stop

1:30 pm - 1:55 pm

HAN

SEA

15h 25m

1 stop

$838Asiana Airlines

Mon, Nov 16 - Tue, Dec 1

11:10 pm - 1:10 pm

SEA

DAD

24h 00m

1 stop

4:30 pm - 8:05 pm

DAD

SEA

17h 35m

1 stop

$885Philippine Airlines

Sun, Aug 30 - Wed, Sep 9

11:10 pm - 1:10 pm

SEA

DAD

24h 00m

1 stop

2:10 pm - 8:05 pm

DAD

SEA

19h 55m

1 stop

$887Philippine Airlines

Thu, Aug 6 - Tue, Sep 8

10:15 am - 3:55 pm

SEA

DAD

39h 40m

1 stop

5:30 pm - 7:15 pm

DAD

SEA

15h 45m

1 stop

$917Multiple Airlines

Sun, Aug 30 - Sun, Sep 27

10:15 am - 11:05 am

SEA

DAD

34h 50m

1 stop

6:10 pm - 2:22 pm

DAD

SEA

34h 12m

3 stops

$918Multiple Airlines

Sun, Aug 16 - Tue, Sep 8

9:28 am - 7:15 am

PDX

HAN

31h 47m

2 stops

7:10 pm - 9:59 pm

HAN

PDX

40h 49m

2 stops

$945Qatar Airways

Mon, Oct 12 - Mon, Oct 26

10:45 am - 6:55 am

PDX

HAN

29h 10m

2 stops

8:55 am - 9:55 pm

HAN

PDX

52h 00m

2 stops

$987Qatar Airways

Sat, Nov 7 - Tue, Nov 17

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United Airlines flights from State of Washington to Vietnam

Our best United Airlines deals on State of Washington to Vietnam flight tickets

United Airlines

Oct 13

SEA8:46 amSeattle/Tacoma Intl

23h 29m

2 stops

HAN10:15 pmHanoi Noibai

Oct 19

HAN11:35 pmHanoi Noibai

33h 54m

2 stops

SEA7:29 pmSeattle/Tacoma Intl

$893

United Airlines

Jul 9

SEA5:00 amSeattle/Tacoma Intl

27h 15m

2 stops

HAN10:15 pmHanoi Noibai

Jul 21

HAN11:35 pmHanoi Noibai

28h 55m

2 stops

SEA2:30 pmSeattle/Tacoma Intl

$901

United Airlines

Jul 7

SEA8:35 amSeattle/Tacoma Intl

47h 40m

2 stops

HAN10:15 pmHanoi Noibai

Jul 21

HAN11:35 pmHanoi Noibai

33h 12m

2 stops

SEA6:47 pmSeattle/Tacoma Intl

$907

STARLUX Airlines flights from State of Washington to Vietnam

Our best STARLUX Airlines deals on State of Washington to Vietnam flight tickets

STARLUX Airlines

Aug 8

PDX2:49 pmPortland

36h 06m

2 stops

SGN4:55 pmHo Chi Minh City

Aug 23

SGN11:30 amHo Chi Minh City

37h 20m

2 stops

PDX10:50 amPortland

$1,001

STARLUX Airlines

Sep 14

SEA1:15 amSeattle/Tacoma Intl

25h 40m

1 stop

PQC4:55 pmPhu Quoc Duong Dang

Sep 30

PQC5:55 pmPhu Quoc Duong Dang

36h 15m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

$1,014

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sat 10/3

10:15 am-3:55 pm

1 stop39h 40m

Da Nang

Thu 10/15

11:55 am-8:45 am

1 stop34h 50m

$760

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sat 10/3

10:15 am-3:55 pm

1 stop39h 40m

Da Nang

Thu 10/15

11:55 am-8:45 am

1 stop34h 50m

$762

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 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

$838

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/30

11:10 pm-1:10 pm

1 stop24h 00m

Da Nang

Wed 9/9

4:30 pm-8:05 pm

1 stop17h 35m

$885

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Thu 8/6

11:10 pm-1:10 pm

1 stop24h 00m

Da Nang

Tue 9/8

2:10 pm-8:05 pm

1 stop19h 55m

$887

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/30

10:15 am-3:55 pm

1 stop39h 40m

Da Nang

Sun 9/27

5:30 pm-7:15 pm

1 stop15h 45m

$917

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/16

10:15 am-11:05 am

1 stop34h 50m

Da Nang

Tue 9/8

6:10 pm-2:22 pm

3 stops34h 12m

$918

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Mon 10/12

9:28 am-7:15 am

2 stops31h 47m

Hanoi Noibai

Mon 10/26

7:10 pm-9:59 pm

2 stops40h 49m

$945

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sat 11/7

10:45 am-6:55 am

2 stops29h 10m

Hanoi Noibai

Tue 11/17

8:55 am-9:55 pm

2 stops52h 00m

$987

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 State of Washington 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

Other information

What is the cheapest month to fly to Vietnam?

The month of May is, on average, the cheapest month to fly to Vietnam from State of Washington, 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 State of Washington, when ticket prices are also cheap, with an average price of $492.

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

You are more likely to see cheaper flights to Vietnam from State of Washington 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 State of Washington for as low as $701 on momondo.

Can stopping save me money on State of Washington to Vietnam flights?

You could potentially save up to 6% on your flight if you consider stops on a State of Washington to Vietnam flight.

Cheap State of Washington to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Vietnam

Fastest flight time	17h 35m
Direct flights	None

The fastest flight from State of Washington to Vietnam takes 17h 35m

There are no direct flights from State of Washington to Vietnam. There are no popular flight routes from State of Washington to Vietnam.

Search flight deals

Frequently asked questions about flying from Washington to Vietnam

When did momondo last update prices for flights from Washington to Vietnam?
Prices for flights from Washington to Vietnam are updated daily.
How many operators does momondo search for flights from Washington to Vietnam?
There are 14 operators available for flights from Washington to Vietnam as of June 2026.
How old do you have to be to fly from Washington to Vietnam?
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 Washington 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 State of Washington to Vietnam

Compare and see reviews for airlines that fly from State of Washington to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $400	Free Cancellation	Rating 7.8 8,452 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 1,555 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 1,394 reviews	Search Cathay Pacific flights
Asiana Airlines	PriceFrom $608	Free Cancellation	Rating 8.1 550 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 1,254 reviews	Search ANA flights
United Airlines	PriceFrom $666	Free Cancellation	Rating 7.4 9,897 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $670	Free Cancellation	Rating 8.3 1,851 reviews	Search Japan Airlines flights

Why use momondo?

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

It is quick and easy to find Washington to Vietnam flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Vietnam that suits you.

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

momondo does allow users to show only those flights to Vietnam from Washington which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Vietnam from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Vietnam, momondo offers a useful price alert feature which will track prices for flights to Vietnam from Washington and alert you when they change.