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Siem Reap

Cheap flights from Vientiane (VTE) to Siem Reap, Cambodia (SAI)

VTE — SAI
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Find flight deals from Vientiane to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Vientiane (VTE) to Siem Reap (SAI). 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 March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Vientiane Wattay-Siem Reap–Angkor Intl flight deals.
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Provider most trusted by Cheapflights users for Vientiane Wattay-Siem Reap–Angkor Intl flights.
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Compare providers for flights from Vientiane to Siem Reap

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Vientiane to Siem Reap in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Vientiane-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Vientiane-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Vientiane-Siem Reap flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Vientiane-Siem Reap flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Vientiane-Siem Reap flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Vientiane to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Vientiane 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.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. 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 Siem Reap. Reviews last updated March 26, 2026.
See what other customers who have flown with Vietnam Airlines from Vientiane to Siem Reap have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
248 reviews

Crew

8.2

Boarding

7.7

Entertainment

6.3

Comfort

7.7

Overall

7.7

Food

6.9

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.7
Good
248 reviews
Vietnam Airlines
7.7
Good
248 reviews

Crew

8.2

Boarding

7.7

Entertainment

6.3

Comfort

7.7

Overall

7.7

Food

6.9

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Related info for your journey

Find useful and relevant information for your journey from Vientiane to Siem Reap. 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 to fly from Vientiane to Siem Reap one-way?

    One-way options have recently been found by users for as low as $148 on Thai AirAsia. Other airlines that offer cheap prices include Vietnam Airlines from $186 and Lao Airlines from $197 one-way.

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

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

  • How can I find direct flights from Vientiane to Siem Reap?

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

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

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

See more FAQs

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Top airline flying from Vientiane to Siem Reap

Discover the top airline that operate flights from Vientiane to Siem Reap. 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Vietnam AirlinesCheapest$192Average$533FlexibilityNo cancel feeOn-time81%

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