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

On average, it takes 19h 30m 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 Pasco and into Ho Chi Minh City, then the flight time is around 23h 31m.

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

Singapore Airlines, Korean Air, and United Airlines are the most popular carriers operating from Washington to Vietnam

What airlines fly to Vietnam?

China Airlines, EVA Air and Asiana Airlines are the top three most popular airlines that fly to Vietnam from State of Washington according to our data. China Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 12 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

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 12 operators available for flights from Washington to Vietnam as of November 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.

$261 Cheap Flights from Washington to Vietnam in 2026/27

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 - 3:25 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

39h 10m1 stop Singapore Changi

4:15 pm - 8:45 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

30h 30m1 stop Singapore Changi

$535Singapore Airlines

Sun, May 2 - Thu, May 27

10:15 am - 3:25 pmSEA Seattle/Tacoma Intl-HAN Hanoi Noibai

39h 10m1 stop Singapore Changi

4:15 pm - 8:45 amHAN Hanoi Noibai-SEA Seattle/Tacoma Intl

30h 30m1 stop Singapore Changi

$535Singapore Airlines

Sun, May 2 - Thu, May 27

4:10 pm - 12:50 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

29h 40m2 stops Las Vegas Harry Reid Intl Incheon Intl

7:55 am - 10:05 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

16h 10m1 stop Incheon Intl

$784Korean Air

Mon, Mar 1 - Thu, Mar 25

9:40 am - 11:00 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

23h 20m1 stop Singapore Changi

1:50 am - 7:30 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

31h 40m1 stop Taipei City Taiwan Taoyuan Intl

$787Multiple Airlines

Fri, Mar 26 - Sat, Apr 17

9:40 am - 11:00 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

23h 20m1 stop Singapore Changi

1:50 am - 7:30 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

31h 40m1 stop Taipei City Taiwan Taoyuan Intl

$796Multiple Airlines

Sun, Mar 14 - Sat, Apr 17

12:50 pm - 11:50 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

20h 00m1 stop Incheon Intl

2:05 pm - 11:50 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

36h 45m1 stop Incheon Intl

$802Delta

Tue, Feb 9 - Mon, Feb 22

12:50 pm - 10:25 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

18h 35m1 stop Incheon Intl

2:05 pm - 11:50 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

36h 45m1 stop Incheon Intl

$802Delta

Mon, Feb 8 - Mon, Feb 22

6:57 am - 12:15 amSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

26h 18m2 stops San Francisco Tokyo Narita

11:15 pm - 2:25 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

29h 10m1 stop Tokyo Haneda

$803ANA

Tue, Mar 9 - Wed, Apr 14

6:57 am - 12:15 amSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

26h 18m2 stops San Francisco Tokyo Narita

7:00 am - 3:54 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

22h 54m2 stops Tokyo Narita San Francisco

$805ANA

Tue, Mar 9 - Wed, Apr 14

12:10 am - 12:50 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

21h 40m1 stop Incheon Intl

2:05 pm - 9:05 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

34h 00m1 stop Incheon Intl

$806Korean Air

Tue, Feb 9 - Sun, Feb 21

Cheap last minute flights

Enter your travel dates to find the best prices.

9:30 pm - 2:20 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

25h 50m1 stop Manila Ninoy Aquino Intl

9:55 am - 6:45 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

23h 50m1 stop Manila Ninoy Aquino Intl

$804Philippine Airlines

Wed, Nov 11 - Thu, Nov 26

10:25 am - 12:30 amSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

23h 05m1 stop Hong Kong Intl

11:45 am - 8:45 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

36h 00m1 stop Hong Kong Intl

$816Cathay Pacific

Wed, Nov 11 - Wed, Dec 16

10:25 am - 12:30 amSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

23h 05m1 stop Hong Kong Intl

11:45 am - 8:45 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

36h 00m1 stop Hong Kong Intl

$816Cathay Pacific

Wed, Nov 11 - Wed, Nov 25

12:30 pm - 12:50 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

33h 20m1 stop Incheon Intl

7:55 am - 11:56 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

19h 01m1 stop Incheon Intl

$821Delta

Tue, Nov 10 - Tue, Dec 8

12:30 pm - 10:25 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

18h 55m1 stop Incheon Intl

7:55 am - 11:56 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

19h 01m1 stop Incheon Intl

$821Delta

Thu, Nov 12 - Thu, Dec 10

9:30 pm - 2:20 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

25h 50m1 stop Manila Ninoy Aquino Intl

9:55 am - 6:45 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

23h 50m1 stop Manila Ninoy Aquino Intl

$828Philippine Airlines

Mon, Nov 9 - Mon, Nov 23

6:00 am - 11:10 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

26h 10m2 stops Los Angeles Hong Kong Intl

11:30 pm - 1:20 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

28h 50m1 stop Tokyo Haneda

$830United Airlines

Wed, Nov 11 - Wed, Dec 16

6:00 am - 11:10 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

26h 10m2 stops Los Angeles Hong Kong Intl

11:30 pm - 1:20 pmSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

28h 50m1 stop Tokyo Haneda

$830United Airlines

Wed, Nov 11 - Wed, Nov 25

8:40 am - 11:00 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

23h 20m1 stop Singapore Changi

5:55 am - 7:05 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

40h 10m1 stop Singapore Changi

$851Singapore Airlines

Tue, Nov 10 - Tue, Nov 24

11:00 am - 12:50 pmSEA Seattle/Tacoma Intl-SGN Ho Chi Minh City

34h 50m1 stop Incheon Intl

11:40 pm - 9:05 amSGN Ho Chi Minh City-SEA Seattle/Tacoma Intl

24h 25m1 stop Incheon Intl

$875Korean Air

Tue, Nov 10 - Sun, Nov 22

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Singapore Airlines flights from State of Washington to Vietnam

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

Singapore Airlines

May 2

SEA10:15 amSeattle/Tacoma Intl

39h 10m

1 stop

HAN3:25 pmHanoi Noibai

May 27

HAN4:15 pmHanoi Noibai

30h 30m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$535

Singapore Airlines

May 6

SEA10:15 amSeattle/Tacoma Intl

39h 40m

1 stop

DAD3:55 pmDa Nang

May 10

DAD4:45 pmDa Nang

30h 00m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$553

Singapore Airlines

Feb 21

SEA8:40 amSeattle/Tacoma Intl

41h 50m

1 stop

HAN5:30 pmHanoi Noibai

Mar 8

HAN12:45 pmHanoi Noibai

33h 20m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$616

China Eastern flights from State of Washington to Vietnam

Our best China Eastern deals on State of Washington to Vietnam flight tickets

China Eastern

Nov 15

GEG7:00 amSpokane

27h 10m

2 stops

SGN1:10 amHo Chi Minh City

Dec 14

SGN4:30 amHo Chi Minh City

26h 17m

2 stops

GEG3:47 pmSpokane

$976

China Eastern

Mar 7

GEG6:30 amSpokane

27h 40m

2 stops

SGN1:10 amHo Chi Minh City

Mar 16

SGN4:30 amHo Chi Minh City

31h 07m

2 stops

GEG9:37 pmSpokane

$987

China Eastern

Apr 15

GEG6:30 amSpokane

45h 15m

2 stops

HAN5:45 pmHanoi Noibai

Apr 20

HAN2:20 amHanoi Noibai

33h 17m

2 stops

GEG9:37 pmSpokane

$992

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHanoi

SEA Seattle/Tacoma Intl - HAN Hanoi Noibai

SEAHAN

Seattle/Tacoma Intl

Sun 5/2

10:15 am-3:25 pm

1 stop39h 10m

Hanoi Noibai

Thu 5/27

4:15 pm-8:45 am

1 stop30h 30m

$535

SeattleHanoi

SEA Seattle/Tacoma Intl - HAN Hanoi Noibai

SEAHAN

Seattle/Tacoma Intl

Sun 5/2

10:15 am-3:25 pm

1 stop39h 10m

Hanoi Noibai

Thu 5/27

4:15 pm-8:45 am

1 stop30h 30m

$535

Quickest round-trip

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Mon 3/1

4:10 pm-12:50 pm

2 stops29h 40m

Ho Chi Minh City

Thu 3/25

7:55 am-10:05 am

1 stop16h 10m

$784

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Fri 3/26

9:40 am-11:00 pm

1 stop23h 20m

Ho Chi Minh City

Sat 4/17

1:50 am-7:30 pm

1 stop31h 40m

$787

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Sun 3/14

9:40 am-11:00 pm

1 stop23h 20m

Ho Chi Minh City

Sat 4/17

1:50 am-7:30 pm

1 stop31h 40m

$796

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Tue 2/9

12:50 pm-11:50 pm

1 stop20h 00m

Ho Chi Minh City

Mon 2/22

2:05 pm-11:50 am

1 stop36h 45m

$802

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Mon 2/8

12:50 pm-10:25 pm

1 stop18h 35m

Ho Chi Minh City

Mon 2/22

2:05 pm-11:50 am

1 stop36h 45m

$802

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Tue 3/9

6:57 am-12:15 am

2 stops26h 18m

Ho Chi Minh City

Wed 4/14

11:15 pm-2:25 pm

1 stop29h 10m

$803

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Tue 3/9

6:57 am-12:15 am

2 stops26h 18m

Ho Chi Minh City

Wed 4/14

7:00 am-3:54 pm

2 stops22h 54m

$805

SeattleHo Chi Minh City

SEA Seattle/Tacoma Intl - SGN Ho Chi Minh City

SEASGN

Seattle/Tacoma Intl

Tue 2/9

12:10 am-12:50 pm

1 stop21h 40m

Ho Chi Minh City

Sun 2/21

2:05 pm-9:05 am

1 stop34h 00m

$806

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 April is, on average, the cheapest month to fly to Vietnam from State of Washington, with most prices found around $757. If you don’t want to visit Vietnam in April, then you should wait until September to fly from State of Washington, when ticket prices are also cheap, with an average price of $773.

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 $900 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 $762 on momondo.

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

You could potentially save up to 34% 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

Best Price Found	$261
Fastest flight time	18h 10m
Direct flights	None

The best one-way flight to Vietnam from State of Washington in the past 72 hours is $261. The best round-trip flight deal from State of Washington to Vietnam found on momondo in the last 72 hours is $535.

The fastest flight from State of Washington to Vietnam takes 18h 10m

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 12 operators available for flights from Washington to Vietnam as of November 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 8,699 reviews	Search Delta flights
Singapore Airlines	PriceFrom $515	Free Cancellation	Rating 8.2 1,632 reviews	Search Singapore Airlines flights
Asiana Airlines	PriceFrom $600	Free Cancellation	Rating 8.1 570 reviews	Search Asiana Airlines flights
Japan Airlines	PriceFrom $610	Free Cancellation	Rating 8.3 1,969 reviews	Search Japan Airlines flights
Cathay Pacific	PriceFrom $610	Free Cancellation	Rating 7.6 1,541 reviews	Search Cathay Pacific flights
ANA	PriceFrom $616	Free Cancellation	Rating 8.3 1,339 reviews	Search ANA flights
Korean Air	PriceFrom $622	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Philippine Airlines	PriceFrom $633	Free Cancellation	Rating 7.3 1,040 reviews	Search Philippine Airlines flights
United Airlines	PriceFrom $651	Free Cancellation	Rating 7.3 10,472 reviews	Search United Airlines flights
China Airlines	PriceFrom $659	Free Cancellation	Rating 8.3 856 reviews	Search China 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.