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Cheap flights from Seattle to Vientiane from $446

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 11/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Vientiane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
10:15 am - 12:10 pmSEA-VTE
35h 55m1 stop
Singapore Airlines Logo
12:45 pm - 8:45 amVTE-SEA
34h 00m1 stop
$827Singapore Airlines
Find Deal
Fri, Apr 10 - Sat, Apr 25
Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:35 pm - 7:10 amVTE-SEA
33h 35m1 stop
$829Singapore Airlines
Find Deal
Tue, Jan 27 - Thu, Feb 12
Multiple Airlines Logo
12:10 am - 9:50 pmSEA-VTE
54h 40m2 stops
Multiple Airlines Logo
6:30 pm - 1:55 pmVTE-SEA
34h 25m2 stops
$840Multiple Airlines
Find Deal
Sun, Jan 25 - Thu, Feb 12
Singapore Airlines Logo
10:15 am - 12:10 pmSEA-VTE
59h 55m1 stop
Singapore Airlines Logo
12:45 pm - 8:45 amVTE-SEA
34h 00m1 stop
$866Singapore Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 25
Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:35 pm - 8:10 amVTE-SEA
33h 35m1 stop
$868Singapore Airlines
Find Deal
Sat, Mar 7 - Sat, Mar 21
Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:35 pm - 7:10 amVTE-SEA
33h 35m1 stop
$877Singapore Airlines
Find Deal
Sun, Jan 25 - Thu, Feb 12
Singapore Airlines Logo
8:45 am - 12:00 pmSEA-VTE
36h 15m1 stop
Singapore Airlines Logo
12:35 pm - 7:10 amVTE-SEA
33h 35m1 stop
$899Singapore Airlines
Find Deal
Sun, Jan 25 - Wed, Feb 11
Multiple Airlines Logo
11:05 pm - 9:50 pmSEA-VTE
32h 45m2 stops
Multiple Airlines Logo
6:40 pm - 8:10 pmVTE-SEA
39h 30m2 stops
$940Multiple Airlines
Find Deal
Tue, Apr 14 - Sat, Apr 25
Multiple Airlines Logo
12:10 am - 9:50 pmSEA-VTE
54h 40m2 stops
Multiple Airlines Logo
7:55 am - 1:55 pmVTE-SEA
21h 00m2 stops
$955Multiple Airlines
Find Deal
Sun, Jan 25 - Wed, Feb 11
Multiple Airlines Logo
3:45 pm - 9:50 pmSEA-VTE
39h 05m2 stops
Multiple Airlines Logo
7:55 am - 1:20 pmVTE-SEA
44h 25m2 stops
$956Multiple Airlines
Find Deal
Mon, Jan 26 - Thu, Feb 12

Singapore Airlines flights from Seattle to Vientiane

Our best Singapore Airlines deals on Seattle to Vientiane flight tickets
Singapore Airlines
Apr 10
SEA10:15 amSeattle/Tacoma Intl
35h 55m
1 stop
VTE12:10 pmVientiane Wattay
Apr 25
VTE12:45 pmVientiane Wattay
34h 00m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$827
Find similar
Singapore Airlines
Jan 27
SEA8:45 amSeattle/Tacoma Intl
36h 15m
1 stop
VTE12:00 pmVientiane Wattay
Feb 12
VTE12:35 pmVientiane Wattay
33h 35m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$829
Find similar
Singapore Airlines
Apr 14
SEA10:15 amSeattle/Tacoma Intl
59h 55m
1 stop
VTE12:10 pmVientiane Wattay
Apr 25
VTE12:45 pmVientiane Wattay
34h 00m
1 stop
SEA8:45 amSeattle/Tacoma Intl
$866
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 November 18, 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 4/10

10:15 am-12:10 pm

1 stop35h 55m

Vientiane Wattay

Sat 4/25

12:45 pm-8:45 am

1 stop34h 00m

$827

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Tue 1/27

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Thu 2/12

12:35 pm-7:10 am

1 stop33h 35m

$829

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 1/25

12:10 am-9:50 pm

2 stops54h 40m

Vientiane Wattay

Thu 2/12

6:30 pm-1:55 pm

2 stops34h 25m

$840

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Tue 4/14

10:15 am-12:10 pm

1 stop59h 55m

Vientiane Wattay

Sat 4/25

12:45 pm-8:45 am

1 stop34h 00m

$866

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sat 3/7

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Sat 3/21

12:35 pm-8:10 am

1 stop33h 35m

$868

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 1/25

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Thu 2/12

12:35 pm-7:10 am

1 stop33h 35m

$877

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 1/25

8:45 am-12:00 pm

1 stop36h 15m

Vientiane Wattay

Wed 2/11

12:35 pm-7:10 am

1 stop33h 35m

$899

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Tue 4/14

11:05 pm-9:50 pm

2 stops32h 45m

Vientiane Wattay

Sat 4/25

6:40 pm-8:10 pm

2 stops39h 30m

$940

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Sun 1/25

12:10 am-9:50 pm

2 stops54h 40m

Vientiane Wattay

Wed 2/11

7:55 am-1:55 pm

2 stops21h 00m

$955

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Mon 1/26

3:45 pm-9:50 pm

2 stops39h 05m

Vientiane Wattay

Thu 2/12

7:55 am-1:20 pm

2 stops44h 25m

$956

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 25h 50m.

  • 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 $956Free CancellationRating
8.1
1,406 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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