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Cheap flights from Seattle to Vientiane from $441

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 Vientiane departing on 9/15. 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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Find the cheapest flights from Seattle to Vientiane

Cheap round-trip flights

Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:45 pm - 7:10 amVTE-SEA
33h 25m1 stop
$867Singapore Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 23
Singapore Airlines Logo
10:15 am - 12:10 pmSEA-VTE
35h 55m1 stop
Singapore Airlines Logo
12:45 pm - 7:10 amVTE-SEA
33h 25m1 stop
$898Singapore Airlines
Find Deal
Thu, Oct 23 - Wed, Jan 28
Logo
12:10 am - 5:40 pmSEA-VTE
26h 30m2 stops
Logo
7:55 am - 1:55 pmVTE-SEA
21h 00m2 stops
$923
Find Deal
Sun, Nov 2 - Sun, Nov 30
Logo
2:15 pm - 7:45 pmSEA-VTE
39h 30m2 stops
Logo
8:30 pm - 1:55 pmVTE-SEA
32h 25m2 stops
$936
Find Deal
Thu, Oct 23 - Wed, Jan 28
Logo
12:10 am - 5:40 pmSEA-VTE
26h 30m2 stops
Logo
7:55 am - 1:55 pmVTE-SEA
21h 00m2 stops
$952
Find Deal
Sun, Nov 9 - Sun, Nov 30
Logo
12:10 am - 5:40 pmSEA-VTE
26h 30m2 stops
Logo
7:55 am - 1:55 pmVTE-SEA
21h 00m2 stops
$1,033
Find Deal
Thu, Jan 29 - Mon, Feb 23
Logo
12:10 am - 7:00 pmSEA-VTE
27h 50m3 stops
Logo
7:55 am - 1:55 pmVTE-SEA
21h 00m2 stops
$1,044
Find Deal
Sun, Nov 2 - Sun, Nov 30
Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:35 pm - 8:10 amVTE-SEA
57h 35m1 stop
$1,080Singapore Airlines
Find Deal
Tue, Jan 6 - Tue, Mar 10
China Eastern Logo
7:10 am - 12:05 amSEA-VTE
26h 55m2 stops
China Eastern Logo
1:00 am - 2:45 pmVTE-SEA
28h 45m2 stops
$1,239China Eastern
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Wed, Oct 22 - Tue, Jan 27
China Eastern Logo
7:10 am - 12:05 amSEA-VTE
26h 55m2 stops
China Eastern Logo
1:00 am - 2:45 pmVTE-SEA
28h 45m2 stops
$1,249China Eastern
Find Deal
Thu, Oct 23 - Tue, Jan 27

Singapore Airlines flights from Seattle to Vientiane

Our best Singapore Airlines deals on Seattle to Vientiane flight tickets
Singapore Airlines
Jan 30
SEA8:45 amSeattle/Tacoma Intl
36h 15m
1 stop
VTE12:00 pmVientiane Wattay
Feb 23
VTE12:45 pmVientiane Wattay
33h 25m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$867
Find similar
Singapore Airlines
Oct 23
SEA10:15 amSeattle/Tacoma Intl
35h 55m
1 stop
VTE12:10 pmVientiane Wattay
Jan 28
VTE12:45 pmVientiane Wattay
33h 25m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$898
Find similar
Singapore Airlines
Jan 6
SEA8:45 amSeattle/Tacoma Intl
36h 15m
1 stop
VTE12:00 pmVientiane Wattay
Mar 10
VTE12:35 pmVientiane Wattay
57h 35m
1 stop
SEA8:10 amSeattle/Tacoma Intl
$1,080
Find similar

China Eastern flights from Seattle to Vientiane

Our best China Eastern deals on Seattle to Vientiane flight tickets
China Eastern
Oct 22
SEA7:10 amSeattle/Tacoma Intl
26h 55m
2 stops
VTE12:05 amVientiane Wattay
Jan 27
VTE1:00 amVientiane Wattay
28h 45m
2 stops
SEA2:45 pmSeattle/Tacoma Intl
$1,239
Find similar
China Eastern
Oct 23
SEA7:10 amSeattle/Tacoma Intl
26h 55m
2 stops
VTE12:05 amVientiane Wattay
Jan 27
VTE1:00 amVientiane Wattay
28h 45m
2 stops
SEA2:45 pmSeattle/Tacoma Intl
$1,249
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Vientiane 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 September 1, 2025.
Use the filters below to find and compare flights from Seattle to Vientiane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Fri 1/30

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Mon 2/23

12:45 pm-7:10 am

1 stop33h 25m

$867

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Thu 10/23

10:15 am-12:10 pm

1 stop35h 55m

Vientiane Wattay

Wed 1/28

12:45 pm-7:10 am

1 stop33h 25m

$898

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 11/2

12:10 am-5:40 pm

2 stops26h 30m

Vientiane Wattay

Sun 11/30

7:55 am-1:55 pm

2 stops21h 00m

$923

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Thu 10/23

2:15 pm-7:45 pm

2 stops39h 30m

Vientiane Wattay

Wed 1/28

8:30 pm-1:55 pm

2 stops32h 25m

$936

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 11/9

12:10 am-5:40 pm

2 stops26h 30m

Vientiane Wattay

Sun 11/30

7:55 am-1:55 pm

2 stops21h 00m

$952

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Thu 1/29

12:10 am-5:40 pm

2 stops26h 30m

Vientiane Wattay

Mon 2/23

7:55 am-1:55 pm

2 stops21h 00m

$1,033

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 11/2

12:10 am-7:00 pm

3 stops27h 50m

Vientiane Wattay

Sun 11/30

7:55 am-1:55 pm

2 stops21h 00m

$1,044

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Tue 1/6

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Tue 3/10

12:35 pm-8:10 am

1 stop57h 35m

$1,080

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Wed 10/22

7:10 am-12:05 am

2 stops26h 55m

Vientiane Wattay

Tue 1/27

1:00 am-2:45 pm

2 stops28h 45m

$1,239

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Thu 10/23

7:10 am-12:05 am

2 stops26h 55m

Vientiane Wattay

Tue 1/27

1:00 am-2:45 pm

2 stops28h 45m

$1,249

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Vientiane

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 day to depart on your flight to Vientiane?

Our data shows that Tuesday is the least expensive day to fly to Vientiane. Tickets to fly out on this day can be as low as $1,068. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Vientiane for around $1,856.

When to book flights from Seattle to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Vientiane according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Vientiane (SEA to VTE) flight deals and tips

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

Direct flights

None
There are no direct flights from Seattle to Vientiane. There are no popular flight routes from Seattle to Vientiane.
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  • How far is Seattle/Tacoma Intl to Vientiane Wattay by plane?

    The straight-line distance from Seattle/Tacoma Intl to Vientiane Wattay is 7116.2 mi. In terms of flight time, this usually takes a little over 21h 55m.

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

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

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Vientiane Wattay Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Vientiane Wattay Airport.

  • What documentation or ID do you need to fly to Vientiane Wattay Airport?

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

  • What is the most popular airline from Seattle to Vientiane?

Best airlines flying from Seattle to Vientiane

Compare and see reviews for airlines that fly from Seattle to Vientiane with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $865Free CancellationRating
8.1
1,354 reviews
Search Singapore Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Vientiane for you.

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

Yes. momondo enables you to select and highlight flights to Vientiane from Seattle with this policy.

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

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 Vientiane from Seattle.

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

If you are not ready to book a flight from Seattle to Vientiane now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Vientiane and let you know when they change.

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