Which airports can I use when flying from Seattle to Vientiane?

Flights from Seattle to Vientiane usually depart from Seattle/Tacoma Intl (SEA) and arrive at Vientiane Wattay (VTE).

What cabin classes can I book on flights from Seattle to Vientiane?

Only Economy Class is available on flights from Seattle to Vientiane.

Which airports do connecting flights from Seattle to Vientiane pass through?

Most connecting flights from Seattle to Vientiane pass through Singapore Changi (SIN), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Seattle to Vientiane?

Yes. Being flexible with your travel dates can save you up to 28% on the Seattle to Vientiane route. Thursday is the cheapest departure day at $1,243 round-trip on average, while Wednesday is the most expensive at $1,726, a difference of $483. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Seattle to Vientiane?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

What is the time difference between Seattle and Vientiane?

Vientiane is 14 hours ahead of Seattle (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a Seattle to Vientiane flight?

Round-trip flights from Seattle to Vientiane range from $1,197 to $1,735, with an average of $1,516 over the past 12 months. Anything below $1,197 counts as a good deal.

What is the cheapest airline to fly from Seattle to Vientiane?

Singapore Airlines ($1,509) offered the cheapest round-trip ticket from Seattle to Vientiane in the last 5 days.

What is the cheapest layover airport when flying from Seattle to Vientiane?

Flights via Singapore Changi (SIN) offer the most affordable fares, with an average round-trip price of $1,005. Based on KAYAK data over the past 3 months.

When flying from Seattle to Vientiane which airport offers the shortest layover?

Singapore Changi (SIN) had the shortest average connection time for Seattle to Vientiane layovers at 1,616 minutes over the past 3 months.

Cheap Flights from Seattle to Vientiane | KAYAK

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Cheapest round-trip

$900

Typical prices: $1,197-$1,735

Multiple Airlines

Fri 11/16Mon 12/10

SEA - VTE • 2 stops

When to travel

February

Cheapest • 42% price drop

June

Most popular

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Flight Deals

Cheap Flights from Seattle to Vientiane (SEA-VTE)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Seattle to Vientiane

Mon, Nov 16 - Thu, Dec 10

6:00 am - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

27h 05m2 stops Los Angeles Shanghai Pu Dong

1:05 am - 3:52 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

29h 47m2 stops Shanghai Pu Dong Los Angeles

$900Multiple Airlines

Wed, Sep 30 - Wed, Oct 28

8:48 pm - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

37h 17m2 stops Los Angeles Shanghai Pu Dong

1:05 am - 1:01 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

25h 56m2 stops Shanghai Pu Dong Vancouver Intl

$992Multiple Airlines

Tue, Sep 29 - Thu, Oct 29

1:15 am - 7:35 pmSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

28h 20m3 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City Phnom Penh Techo Intl

11:25 am - 7:10 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

21h 45m3 stops Phnom Penh Techo Intl Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

$1,001Multiple Airlines

Sat, Oct 10 - Wed, Oct 14

11:43 am - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

46h 22m2 stops Los Angeles Shanghai Pu Dong

1:05 am - 12:56 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

25h 51m2 stops Shanghai Pu Dong Vancouver Intl

$1,008Multiple Airlines

Mon, Nov 2 - Sun, Nov 8

7:18 am - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

25h 47m2 stops San Francisco Shanghai Pu Dong

1:05 am - 2:44 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

28h 39m2 stops Shanghai Pu Dong Vancouver Intl

$1,010Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

1:55 pm - 7:05 pmSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

39h 10m3 stops San Francisco Ho Chi Minh City Phnom Penh Techo Intl

11:25 am - 8:22 amVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

35h 57m3 stops Phnom Penh Techo Intl Ho Chi Minh City San Francisco

$1,045Multiple Airlines

Wed, Oct 28 - Tue, Nov 3

5:04 pm - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

41h 01m2 stops Los Angeles Shanghai Pu Dong

1:05 am - 10:43 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

36h 38m2 stops Shanghai Pu Dong Los Angeles

$1,068Multiple Airlines

Fri, Oct 30 - Tue, Nov 24

3:44 pm - 12:05 amSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

42h 21m2 stops San Francisco Shanghai Pu Dong

1:05 am - 3:26 pmVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

29h 21m2 stops Shanghai Pu Dong Los Angeles

$1,083Multiple Airlines

Tue, Jan 12 - Wed, Jun 9

8:40 am - 12:00 pmSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

60h 20m1 stop Singapore Changi

12:35 pm - 8:45 amVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

34h 10m1 stop Singapore Changi

$1,258Singapore Airlines

Sun, Oct 11 - Fri, Oct 16

10:15 am - 12:00 pmSEA Seattle/Tacoma Intl-VTE Vientiane Wattay

59h 45m1 stop Singapore Changi

12:35 pm - 8:45 amVTE Vientiane Wattay-SEA Seattle/Tacoma Intl

34h 10m1 stop Singapore Changi

$1,509Singapore Airlines

Booking Insights

Price, demand and travel trends for Seattle to Vientiane flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Vientiane with more confidence.

Prices

Airlines

Layovers

What's the cheapest day of the week to fly from Seattle to Vientiane?

Thursday is the cheapest day of the week to fly from Seattle to Vientiane, it is 19% cheaper than the average day. Wednesday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Seattle to Vientiane?

February is the cheapest month to fly from Seattle to Vientiane at $872 round-trip.
December ($2,188) and June ($1,962) are the most expensive months.
The price difference between flying in the cheapest and most expensive months is 150% on average.

This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	March
High season	June

Best time to beat the crowds with an average 29% drop in price.

Most popular time to fly with an average 29% increase in price.

When to book flights from Seattle to Vientiane

Are your dates flexible? Find out the best times to travel from Seattle to Vientiane based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Seattle to Vientiane?
Flights from Seattle to Vientiane usually depart from Seattle/Tacoma Intl (SEA) and arrive at Vientiane Wattay (VTE).
What cabin classes can I book on flights from Seattle to Vientiane?
Only Economy Class is available on flights from Seattle to Vientiane.
Which airports do connecting flights from Seattle to Vientiane pass through?
Most connecting flights from Seattle to Vientiane pass through Singapore Changi (SIN), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Seattle to Vientiane?
Yes. Being flexible with your travel dates can save you up to 28% on the Seattle to Vientiane route. Thursday is the cheapest departure day at $1,243 round-trip on average, while Wednesday is the most expensive at $1,726, a difference of $483. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
Do I need a passport to fly from Seattle to Vientiane?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
What is the time difference between Seattle and Vientiane?
Vientiane is 14 hours ahead of Seattle (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
How much should I expect to pay for a Seattle to Vientiane flight?
Round-trip flights from Seattle to Vientiane range from $1,197 to $1,735, with an average of $1,516 over the past 12 months. Anything below $1,197 counts as a good deal.

If your dates can be flexible, aim for a Thursday departure instead of Wednesday. On this route, Thursday flights average $1,243 - about $483 less than Wednesday (28% savings) based on the last 12 months.
If you can choose when to travel, plan your Seattle to Vientiane trip for February. Fares historically average $872 round-trip in that month - typically $1,316 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Vientiane Wattay Airport.
- S Park Design Hotel
- Chang Palace Vientiane
- Jian Guo Grand Hotel

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Everything you should know

Cheap Flights from Seattle to Vientiane (SEA-VTE)

Recent round-trip flight deals from Seattle to Vientiane

Recent one-way flight deals from Seattle to Vientiane

Recent last minute flight deals from Seattle to Vientiane

Price, demand and travel trends for Seattle to Vientiane flights

What's the cheapest day of the week to fly from Seattle to Vientiane?

What is the cheapest month to fly from Seattle to Vientiane?

What is the cheapest airline to fly from Seattle to Vientiane?

What is the cheapest layover airport when flying from Seattle to Vientiane?

When flying from Seattle to Vientiane which airport offers the shortest layover?

Key details for Seattle to Vientiane flights

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When to book flights from Seattle to Vientiane

Your Seattle to Vientiane flight questions, answered

Your guide to booking Seattle to Vientiane flights

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