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Cheap flights from Seattle to Vietnam from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Vietnam departing on 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Vietnam

Cheap round-trip flights

Singapore Airlines Logo
8:45 am - 11:00 amSEA-SGN
35h 15m1 stop
Singapore Airlines Logo
7:50 pm - 7:10 amSGN-SEA
26h 20m1 stop
$508Singapore Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31
Singapore Airlines Logo
8:45 am - 11:00 amSEA-DAD
35h 15m1 stop
Singapore Airlines Logo
11:50 am - 7:10 amDAD-SEA
34h 20m1 stop
$508Singapore Airlines
Find Deal
Sun, Jan 25 - Wed, Feb 11
Asiana Airlines Logo
2:15 pm - 10:45 pmSEA-SGN
18h 30m1 stop
Asiana Airlines Logo
12:05 am - 12:30 pmSGN-SEA
26h 25m1 stop
$642Asiana Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 8
Asiana Airlines Logo
2:15 pm - 11:05 amSEA-SGN
30h 50m1 stop
Asiana Airlines Logo
12:10 pm - 1:55 pmSGN-SEA
16h 45m1 stop
$644Asiana Airlines
Find Deal
Tue, Oct 7 - Tue, Feb 24
Korean Air Logo
5:41 pm - 10:40 amSEA-HAN
26h 59m2 stops
Korean Air Logo
11:10 pm - 10:40 amHAN-SEA
25h 30m1 stop
$693Korean Air
Find Deal
Wed, Aug 27 - Wed, Sep 3
Korean Air Logo
12:50 pm - 12:35 pmSEA-SGN
33h 45m1 stop
Korean Air Logo
11:45 pm - 10:40 amSGN-SEA
24h 55m1 stop
$695Korean Air
Find Deal
Fri, Sep 5 - Mon, Oct 6
China Airlines Logo
12:10 am - 10:00 amSEA-SGN
18h 50m1 stop
China Airlines Logo
5:50 pm - 6:10 pmSGN-SEA
15h 20m1 stop
$699China Airlines
Find Deal
Thu, Jan 1 - Mon, Jan 26
China Airlines Logo
1:40 am - 9:40 amSEA-SGN
18h 00m1 stop
China Airlines Logo
5:30 pm - 7:20 pmSGN-SEA
15h 50m1 stop
$700China Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 27
STARLUX Airlines Logo
1:15 am - 5:35 pmSEA-DAD
26h 20m1 stop
STARLUX Airlines Logo
6:45 pm - 4:10 pmDAD-SEA
35h 25m1 stop
$783STARLUX Airlines
Find Deal
Sun, Aug 24 - Mon, Sep 15
STARLUX Airlines Logo
1:15 am - 5:35 pmSEA-DAD
26h 20m1 stop
STARLUX Airlines Logo
6:45 pm - 4:10 pmDAD-SEA
35h 25m1 stop
$786STARLUX Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 30

Asiana Airlines flights from Seattle to Vietnam

Our best Asiana Airlines deals on Seattle to Vietnam flight tickets
Asiana Airlines
Sep 30
SEA2:15 pmSeattle/Tacoma Intl
18h 30m
1 stop
SGN10:45 pmHo Chi Minh City
Oct 8
SGN12:05 amHo Chi Minh City
26h 25m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
$642
Find similar
Asiana Airlines
Oct 7
SEA2:15 pmSeattle/Tacoma Intl
30h 50m
1 stop
SGN11:05 amHo Chi Minh City
Feb 24
SGN12:10 pmHo Chi Minh City
16h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$644
Find similar
Asiana Airlines
Sep 8
SEA2:15 pmSeattle/Tacoma Intl
18h 30m
1 stop
SGN10:45 pmHo Chi Minh City
Sep 27
SGN12:05 amHo Chi Minh City
26h 25m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
$649
Find similar

Philippine Airlines flights from Seattle to Vietnam

Our best Philippine Airlines deals on Seattle to Vietnam flight tickets
Philippine Airlines
Jan 7
SEA9:30 pmSeattle/Tacoma Intl
26h 10m
1 stop
SGN2:40 pmHo Chi Minh City
Jan 22
SGN9:40 amHo Chi Minh City
23h 55m
1 stop
SEA6:35 pmSeattle/Tacoma Intl
$668
Find similar
Philippine Airlines
Oct 22
SEA11:35 pmSeattle/Tacoma Intl
24h 55m
1 stop
SGN2:30 pmHo Chi Minh City
Nov 12
SGN9:40 amHo Chi Minh City
23h 55m
1 stop
SEA6:35 pmSeattle/Tacoma Intl
$670
Find similar
Philippine Airlines
Jan 7
SEA9:30 pmSeattle/Tacoma Intl
26h 10m
1 stop
SGN2:40 pmHo Chi Minh City
Jan 22
SGN9:40 amHo Chi Minh City
23h 55m
1 stop
SEA6:35 pmSeattle/Tacoma Intl
$672
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Vietnam 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 August 2, 2025.
Use the filters below to find and compare flights from Seattle to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sat 1/24

8:45 am-11:00 am

1 stop35h 15m

Ho Chi Minh City

Sat 1/31

7:50 pm-7:10 am

1 stop26h 20m

$508

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 1/25

8:45 am-11:00 am

1 stop35h 15m

Da Nang

Wed 2/11

11:50 am-7:10 am

1 stop34h 20m

$508

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Tue 9/30

2:15 pm-10:45 pm

1 stop18h 30m

Ho Chi Minh City

Wed 10/8

12:05 am-12:30 pm

1 stop26h 25m

$642

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Tue 10/7

2:15 pm-11:05 am

1 stop30h 50m

Ho Chi Minh City

Tue 2/24

12:10 pm-1:55 pm

1 stop16h 45m

$644

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 8/27

5:41 pm-10:40 am

2 stops26h 59m

Hanoi Noibai

Wed 9/3

11:10 pm-10:40 am

1 stop25h 30m

$693

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Fri 9/5

12:50 pm-12:35 pm

1 stop33h 45m

Ho Chi Minh City

Mon 10/6

11:45 pm-10:40 am

1 stop24h 55m

$695

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Thu 1/1

12:10 am-10:00 am

1 stop18h 50m

Ho Chi Minh City

Mon 1/26

5:50 pm-6:10 pm

1 stop15h 20m

$699

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sat 9/6

1:40 am-9:40 am

1 stop18h 00m

Ho Chi Minh City

Sat 9/27

5:30 pm-7:20 pm

1 stop15h 50m

$700

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Sun 8/24

1:15 am-5:35 pm

1 stop26h 20m

Da Nang

Mon 9/15

6:45 pm-4:10 pm

1 stop35h 25m

$783

SeattleDa Nang

SEA - DAD

SEADAD

Seattle/Tacoma Intl

Tue 9/9

1:15 am-5:35 pm

1 stop26h 20m

Da Nang

Tue 9/30

6:45 pm-4:10 pm

1 stop35h 25m

$786

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 Vietnam from

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

What is the cheapest month to fly to Vietnam?

The month of March is, on average, the cheapest month to fly to Vietnam from Seattle, with most prices found around $770. If you don’t want to visit Vietnam in March, then you should wait until April to fly from Seattle, when ticket prices are also cheap, with an average price of $772.

What is the cheapest day to depart on your flight to Vietnam?

According to our data, Monday is the cheapest day to fly to Vietnam from Seattle. The lowest ticket price found for a Monday departure recently was $974. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Saturday is $1,111.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from Seattle in the morning is the least expensive time of day to depart. momondo users have found prices as low as $985 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,204 per ticket.

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 $941 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 $814 on momondo.

Can stopping save me money on Seattle to Vietnam flights?

You could potentially save up to 29% 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

Best Price Found

$281

Fastest flight time

17h 05m

Direct flights

None

Airports in Vietnam

3 airports
The best one-way flight to Vietnam from Seattle in the past 72 hours is $281. The best round-trip flight deal from Seattle to Vietnam found on momondo in the last 72 hours is $508.
The fastest flight from Seattle to Vietnam takes 17h 05m
There are no direct flights from Seattle to Vietnam. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Ho Chi Minh City Airport, Seattle/Tacoma Intl Airport - Da Nang Airport and Seattle/Tacoma Intl Airport - Hanoi Noibai Airport.
There are 3 airports near Vietnam: Hanoi Noibai (HAN), Da Nang (DAD), Ho Chi Minh City (SGN)
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  • 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?

  • 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
Singapore AirlinesPriceFrom $604Free CancellationRating
8.1
1,338 reviews
Search Singapore Airlines flights
Asiana AirlinesPriceFrom $639Free CancellationRating
8.2
468 reviews
Search Asiana Airlines flights
Philippine AirlinesPriceFrom $682Free CancellationRating
7.2
894 reviews
Search Philippine Airlines flights
ANAPriceFrom $688Free CancellationRating
8.4
922 reviews
Search ANA flights
United AirlinesPriceFrom $691Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
China AirlinesPriceFrom $703Free CancellationRating
8.3
755 reviews
Search China Airlines flights
Korean AirPriceFrom $712Free CancellationRating
8.4
1,122 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $717Free CancellationRating
8.3
1,541 reviews
Search Japan Airlines flights
DeltaPriceFrom $736Free CancellationRating
8.0
7,983 reviews
Search Delta flights
STARLUX AirlinesPriceFrom $763Free CancellationRating
9.0
199 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.

An easier way to manage your Vietnam trip

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Find better results for your trip to Vietnam

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