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Vientiane

$920+ Cheap flights from Seattle (SEA) to Vientiane (VTE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — VTE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Seattle to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Vientiane (VTE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$920
(oojo)

Popular in

December

Cheapest in

February

Average price

$1,067
From Seattle/Tacoma Intl to Vientiane Wattay
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($312 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Seattle to Vientiane

Cheapest flights from Seattle to Vientiane
Explore the most affordable flight options available from Seattle to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This oojo deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/12:15 pmSEA - VTE
2 stops37h 30mMultiple Airlines
Fri 9/126:45 pmVTE - SEA
2 stops31h 45mMultiple Airlines
Deal found 6/11$920
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:10 amSEA - VTE
2 stops26h 49mChina Eastern
Thu 9/111:00 amVTE - SEA
2 stops29h 59mChina Eastern
Deal found 6/11$941
This Ovago deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2510:15 amSEA - VTE
1 stop35h 40mSingapore Airlines
Fri 8/112:30 pmVTE - SEA
1 stop34h 15mSingapore Airlines
Deal found 6/10$1,444

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Seattle to Vientiane that are best for you.

Fly from

Seattle

Fly to

Vientiane

Route

Depart

Return

Price

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Mon 9/1

2:15 pm-5:45 pm

2 stops37h 30m

Vientiane Wattay

Fri 9/12

6:45 pm-12:30 pm

2 stops31h 45m

$920

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Mon 9/1

7:10 am-11:59 pm

2 stops26h 49m

Vientiane Wattay

Thu 9/11

1:00 am-4:59 pm

2 stops29h 59m

$941

SeattleVientiane

SEA - VTE

SEAVTE

Seattle/Tacoma Intl

Fri 7/25

10:15 am-11:55 am

1 stop35h 40m

Vientiane Wattay

Fri 8/1

12:30 pm-8:45 am

1 stop34h 15m

$1,444

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Seattle to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Vientiane

What is the cheapest month to book a flight from Seattle to Vientiane?

Currently, June is the cheapest month in which you can book a flight from Seattle to Vientiane (average of $904). Flying from Seattle to Vientiane in May is currently the most expensive (average of $1,449). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Vientiane by month

Plan your trip to Vientiane by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Vientiane ranges from 0.4 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Vientiane when rainfall is around 0.4 in.

Temperature in Vientiane by month

Plan your trip to Vientiane by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing Vientiane

Get insights into the airlines that provide service to Vientiane. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vientiane. Reviews last updated June 12, 2025.
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,302 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
China Eastern
7.2
Good
150 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Vientiane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seattle to Vientiane round-trip?

    Flying on China Eastern is currently your cheapest option to Vientiane, with prices starting at $941. Another option worth looking into is Singapore Airlines, starting at $1,444 round trip. These flights start at 15% lower than the current average price 3 months from now.

  • Can I find deals for flights from Seattle to Vientiane that include hotel bookings?

    Yes. In addition to deals on Seattle to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Vientiane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Vientiane.

  • Can I find deals for business class flights from Seattle to Vientiane?

    Yes. Cheapflights offers flight deals from Seattle to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Vientiane?

    Currently, June is the cheapest month in which you can book a flight from Seattle to Vientiane (average of $904). Flying from Seattle to Vientiane in May is currently the most expensive (average of $1,449). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Vientiane

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Top airline flying from Seattle to Vientiane

Discover the top airline that operate flights from Seattle to Vientiane. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$865Average$1,039FlexibilityNo cancel feeOn-time81%

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