When did momondo last update prices for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?

Prices for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport refresh daily.

How many operators does momondo search for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?

As of October 2026, there is 1 operator available to choose from for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport.

How old do you have to be to fly from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?

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 Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport.

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

The required travel and health documents for your Vientiane Wattay Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vientiane Wattay Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$205 Cheap Flights from Siem Reap to Vientiane in 2026/27

Find the cheapest flights from Siem Reap to Vientiane

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 10:50 amSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

22h 20m1 stop Pakse

7:30 am - 11:50 amVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

4h 20m1 stop Pakse

$455Lao Airlines

Thu, Dec 3 - Sat, Dec 5

12:30 pm - 10:50 amSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

22h 20m1 stop Pakse

11:30 am - 11:50 amVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

24h 20m2 stops Luang Prabang Pakse

$457Lao Airlines

Thu, Dec 3 - Wed, Dec 9

8:30 pm - 10:40 amSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

14h 10m1 stop Hanoi Noibai

11:25 am - 9:45 pmVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

10h 20m2 stops Phnom Penh Techo Intl Ho Chi Minh City

$458Vietnam Airlines

Sat, Dec 26 - Mon, Dec 28

9:30 pm - 7:05 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

21h 35m2 stops Ho Chi Minh City Phnom Penh Techo Intl

11:25 am - 8:30 pmVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

9h 05m2 stops Phnom Penh Techo Intl Ho Chi Minh City

$459Vietnam Airlines

Wed, Dec 23 - Sat, Dec 26

6:40 pm - 7:05 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

24h 25m2 stops Ho Chi Minh City Phnom Penh Techo Intl

7:30 am - 11:50 amVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

4h 20m1 stop Pakse

$461Multiple Airlines

Wed, Dec 23 - Sat, Dec 26

12:30 pm - 2:00 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

25h 30m2 stops Pakse Luang Prabang

11:30 am - 11:50 amVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

24h 20m2 stops Luang Prabang Pakse

$477Lao Airlines

Sat, Dec 5 - Wed, Dec 9

9:30 pm - 7:05 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

21h 35m2 stops Ho Chi Minh City Phnom Penh Techo Intl

7:50 pm - 7:40 pmVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

23h 50m1 stop Hanoi Noibai

$477Vietnam Airlines

Sun, Dec 6 - Wed, Dec 9

6:40 pm - 7:05 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

24h 25m2 stops Ho Chi Minh City Phnom Penh Techo Intl

7:50 pm - 7:40 pmVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

23h 50m1 stop Hanoi Noibai

$477Vietnam Airlines

Fri, Dec 4 - Wed, Dec 9

9:30 pm - 7:05 pmSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

21h 35m2 stops Ho Chi Minh City Phnom Penh Techo Intl

7:50 pm - 4:55 pmVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

21h 05m1 stop Hanoi Noibai

$477Vietnam Airlines

Thu, Dec 3 - Mon, Dec 7

5:55 pm - 10:40 amSAI Siem Reap–Angkor Intl-VTE Vientiane Wattay

16h 45m1 stop Hanoi Noibai

7:30 am - 11:50 amVTE Vientiane Wattay-SAI Siem Reap–Angkor Intl

4h 20m1 stop Pakse

$481Multiple Airlines

Wed, Dec 23 - Sat, Dec 26

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Lao Airlines flights from Siem Reap to Vientiane

Our best Lao Airlines deals on Siem Reap to Vientiane flight tickets

Lao Airlines

Dec 3

SAI12:30 pmSiem Reap–Angkor Intl

22h 20m

1 stop

VTE10:50 amVientiane Wattay

Dec 5

VTE7:30 amVientiane Wattay

4h 20m

1 stop

SAI11:50 amSiem Reap–Angkor Intl

$455

Lao Airlines

Dec 3

SAI12:30 pmSiem Reap–Angkor Intl

22h 20m

1 stop

VTE10:50 amVientiane Wattay

Dec 9

VTE11:30 amVientiane Wattay

24h 20m

2 stops

SAI11:50 amSiem Reap–Angkor Intl

$457

Lao Airlines

Dec 3

SAI12:30 pmSiem Reap–Angkor Intl

22h 20m

1 stop

VTE10:50 amVientiane Wattay

Dec 9

VTE12:00 pmVientiane Wattay

23h 50m

1 stop

SAI11:50 amSiem Reap–Angkor Intl

$487

Vietnam Airlines flights from Siem Reap to Vientiane

Our best Vietnam Airlines deals on Siem Reap to Vientiane flight tickets

Vietnam Airlines

Dec 26

SAI8:30 pmSiem Reap–Angkor Intl

14h 10m

1 stop

VTE10:40 amVientiane Wattay

Dec 28

VTE11:25 amVientiane Wattay

10h 20m

2 stops

SAI9:45 pmSiem Reap–Angkor Intl

$458

Vietnam Airlines

Dec 23

SAI9:30 pmSiem Reap–Angkor Intl

21h 35m

2 stops

VTE7:05 pmVientiane Wattay

Dec 26

VTE11:25 amVientiane Wattay

9h 05m

2 stops

SAI8:30 pmSiem Reap–Angkor Intl

$459

Vietnam Airlines

Dec 3

SAI9:30 pmSiem Reap–Angkor Intl

21h 35m

2 stops

VTE7:05 pmVientiane Wattay

Dec 7

VTE7:50 pmVientiane Wattay

21h 05m

1 stop

SAI4:55 pmSiem Reap–Angkor Intl

$477

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Thu 12/3

12:30 pm-10:50 am

1 stop22h 20m

Vientiane Wattay

Sat 12/5

7:30 am-11:50 am

1 stop4h 20m

$455

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Thu 12/3

12:30 pm-10:50 am

1 stop22h 20m

Vientiane Wattay

Wed 12/9

11:30 am-11:50 am

2 stops24h 20m

$457

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Sat 12/26

8:30 pm-10:40 am

1 stop14h 10m

Vientiane Wattay

Mon 12/28

11:25 am-9:45 pm

2 stops10h 20m

$458

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Wed 12/23

9:30 pm-7:05 pm

2 stops21h 35m

Vientiane Wattay

Sat 12/26

11:25 am-8:30 pm

2 stops9h 05m

$459

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Wed 12/23

6:40 pm-7:05 pm

2 stops24h 25m

Vientiane Wattay

Sat 12/26

7:30 am-11:50 am

1 stop4h 20m

$461

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Sat 12/5

12:30 pm-2:00 pm

2 stops25h 30m

Vientiane Wattay

Wed 12/9

11:30 am-11:50 am

2 stops24h 20m

$477

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Sun 12/6

9:30 pm-7:05 pm

2 stops21h 35m

Vientiane Wattay

Wed 12/9

7:50 pm-7:40 pm

1 stop23h 50m

$477

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Fri 12/4

6:40 pm-7:05 pm

2 stops24h 25m

Vientiane Wattay

Wed 12/9

7:50 pm-7:40 pm

1 stop23h 50m

$477

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Thu 12/3

9:30 pm-7:05 pm

2 stops21h 35m

Vientiane Wattay

Mon 12/7

7:50 pm-4:55 pm

1 stop21h 05m

$477

Quickest round-trip

Siem ReapVientiane

SAI Siem Reap–Angkor Intl - VTE Vientiane Wattay

SAIVTE

Siem Reap–Angkor Intl

Wed 12/23

5:55 pm-10:40 am

1 stop16h 45m

Vientiane Wattay

Sat 12/26

7:30 am-11:50 am

1 stop4h 20m

$481

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Siem Reap 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 airline that flies from Siem Reap–Angkor Intl to Vientiane Wattay?

Vietnam Airlines is the most popular carrier operating from Siem Reap–Angkor Intl to Vientiane Wattay

When to book flights from Siem Reap to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from Siem Reap to Vientiane according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Siem Reap to Vientiane (SAI to VTE) flight deals and tips

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

Best Price Found	$205
Direct flights	None

The best one-way flight to Vientiane from Siem Reap in the past 72 hours is $205. The best round-trip flight deal from Siem Reap to Vientiane found on momondo in the last 72 hours is $455.

There are no direct flights from Siem Reap to Vientiane. There are no popular flight routes from Siem Reap to Vientiane.

Search flight deals

Frequently asked questions about flying from Siem Reap to Vientiane

How far is Siem Reap–Angkor Intl to Vientiane Wattay by plane?
A flight from Siem Reap–Angkor Intl to Vientiane Wattay will travel around 329.0 mi.
When did momondo last update prices for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?
Prices for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport refresh daily.
How many operators does momondo search for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?
As of October 2026, there is 1 operator available to choose from for flights from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport.
How old do you have to be to fly from Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport?
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 Siem Reap–Angkor Intl Airport to Vientiane Wattay Airport.
What documentation or ID do you need to fly to Vientiane Wattay Airport?
The required travel and health documents for your Vientiane Wattay Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vientiane Wattay Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Siem Reap to Vientiane?
Based on momondo bookings for flights between Siem Reap and Vientiane, the leading airline is Lao Airlines, making up 100% of the total bookings.

Best airlines flying from Siem Reap to Vientiane

Compare and see reviews for airlines that fly from Siem Reap to Vientiane with momondo

Airline	Rating	Free Cancellation	Price
Lao Airlines	PriceFrom $393	Free Cancellation	Rating 0.0 0 reviews		Search Lao Airlines flights

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

It is quick and easy to find Siem Reap to Vientiane flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Vientiane that suits you.

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

All flight searches from Siem Reap to Vientiane on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Siem Reap to Vientiane?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Siem Reap to Vientiane.

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Yes. momondo can track prices for Siem Reap to Vientiane flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Siem Reap to Vientiane from $205

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Siem Reap to Vientiane departing on 11/23. 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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Lao Airlines flights from Siem Reap to Vientiane

Our best Lao Airlines deals on Siem Reap to Vientiane flight tickets

Vietnam Airlines flights from Siem Reap to Vientiane

Our best Vietnam Airlines deals on Siem Reap to Vientiane flight tickets

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How to get the cheapest flight ticket from Siem Reap to Vientiane

What is the cheapest airline that flies from Siem Reap–Angkor Intl to Vientiane Wattay?

When to book flights from Siem Reap to Vientiane

Cheap Siem Reap to Vientiane (SAI to VTE) flight deals and tips

Best Price Found

Direct flights

Frequently asked questions about flying from Siem Reap to Vientiane

Best airlines flying from Siem Reap to Vientiane

Compare and see reviews for airlines that fly from Siem Reap to Vientiane with momondo

Why use momondo?

An easier way to manage your Vientiane trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Laos

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