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Vientiane

$142+ Cheap flights from Phnom Penh (PNH) to Vientiane (VTE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — VTE
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Phnom Penh Pochentong to Vientiane Wattay are usually found in June or May, booked 45 days in advance, depart on a Saturday or Monday and return on a Wednesday

Cheap flight deals from Phnom Penh to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) 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 18, 2025.

Round-trip from

$267
(AirAsia)

One-way from

$142
(AirAsia)

Popular in

January

Cheapest in

June

Average price

$338

Good round-trip deal

$280 or less

Good one-way deal

$160 or less
From Phnom Penh Pochentong to Vientiane Wattay
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One-way flight from Phnom Penh Pochentong to Vientiane Wattay
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Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Phnom Penh Pochentong to Vientiane Wattay.
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Price to beat on a one-way flight from Phnom Penh Pochentong to Vientiane Wattay.
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Find flight deals from Phnom Penh to Vientiane

Cheapest flights from Phnom Penh to Vientiane
Explore the most affordable flight options available from Phnom Penh to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This AirAsia deal was found by Cheapflights users on 6/16. 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 AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/185:05 pmPNH - VTE
1 stop14h 30mThai AirAsia
Wed 7/238:10 amVTE - PNH
1 stop8h 10mThai AirAsia
Deal found 6/16$267
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/188:20 pmPNH - VTE
1 stop12h 30mMultiple Airlines
Wed 7/236:45 pmVTE - PNH
2 stops25h 00mMultiple Airlines
Deal found 6/16$290
This SmartFares deal was found by Cheapflights users on 6/17. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/15:45 pmPNH - VTE
Nonstop1h 30mVietnam Airlines
Fri 8/811:30 amVTE - PNH
Nonstop1h 30mVietnam Airlines
Deal found 6/17$338
This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/812:40 pmPNH - VTE
1 stop20h 55mChina Eastern
Mon 8/111:00 amVTE - PNH
2 stops34h 35mChina Eastern
Deal found 6/16$564
This Singapore Airlines deal was found by Cheapflights users on 6/15. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/179:35 amPNH - VTE
1 stop26h 20mSingapore Airlines
Sun 8/312:30 pmVTE - PNH
1 stop24h 40mSingapore Airlines
Deal found 6/15$661

Cheapflights Fare Finder

Customize your flight search to find flights from Phnom Penh 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 18, 2025.
Use the filters below to find and compare flights from Phnom Penh to Vientiane that are best for you.

Fly from

Phnom Penh

Fly to

Vientiane

Route

Depart

Return

Price

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Fri 7/18

5:05 pm-7:35 am

1 stop14h 30m

Vientiane Wattay

Wed 7/23

8:10 am-4:20 pm

1 stop8h 10m

$267

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Fri 7/18

8:20 pm-8:50 am

1 stop12h 30m

Vientiane Wattay

Wed 7/23

6:45 pm-7:45 pm

2 stops25h 00m

$290

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Fri 8/1

5:45 pm-7:15 pm

Nonstop1h 30m

Vientiane Wattay

Fri 8/8

11:30 am-1:00 pm

Nonstop1h 30m

$338

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Fri 8/8

12:40 pm-9:35 am

1 stop20h 55m

Vientiane Wattay

Mon 8/11

1:00 am-11:35 am

2 stops34h 35m

$564

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Thu 7/17

9:35 am-11:55 am

1 stop26h 20m

Vientiane Wattay

Sun 8/3

12:30 pm-1:10 pm

1 stop24h 40m

$661

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Wed 7/2

5:05 pm-7:35 am

1 stop14h 30m

$142

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Mon 6/23

11:05 am-9:50 pm

1 stop10h 45m

$153

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Mon 8/25

5:45 pm-7:15 pm

Nonstop1h 30m

$193

Phnom PenhVientiane

PNH - VTE

PNHVTE

Phnom Penh Pochentong

Tue 6/24

12:10 am-11:59 pm

1 stop23h 49m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Best time to book a flight from Phnom Penh to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Phnom Penh 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 Phnom Penh to Vientiane

How far ahead should I book a flight from Phnom Penh to Vientiane?

Use this chart to determine the optimal time to book a round-trip flight from Phnom Penh to Vientiane. Price data was last updated on June 13, 2025.

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phnom Penh to Vientiane. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, June is the cheapest month in which you can book a flight from Phnom Penh to Vientiane (average of $904). Flying from Phnom Penh 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.

What is the cheapest time of day to fly from PNH to VTE?

Find hourly flight availability from Phnom Penh to Vientiane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

One of the essential ways to save on airfare from Phnom Penh to Vientiane is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 25% on airfare.

Weekly flight availability from Phnom Penh to Vientiane

Explore weekly flight availability from Phnom Penh to Vientiane. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 18, 2025.

The most flights from PNH to VTE are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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 18, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Vietnam Airlines and Thai AirAsia from Phnom Penh to Vientiane to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,310 reviews

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,310 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Vietnam Airlines
7.5
Good
194 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Thai AirAsia
7.5
Good
215 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Eastern
7.1
Good
152 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Overall

8.1

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

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

  • What airports do I use to fly from Phnom Penh to Vientiane?

    If you wish to fly to Vientiane from Phnom Penh, then you need to book flights from Phnom Penh Pochentong to Vientiane Wattay. There is 1 flight from Pochentong (PNH) to Wattay (VTE) per day to choose from. Flights to Vientiane from Pochentong are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 1h 30m is how long a nonstop flight from Phnom Penh to Vientiane Wattay typically takes.

  • How popular is this Phnom Penh to Vientiane flight route?

    This flight path from Phnom Penh Pochentong to Vientiane Wattay was viewed by 16 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Flying on Thai AirAsia is currently your cheapest option to Vientiane, with prices starting at $267. Additional round-trip tickets that might be worth considering are offered by Vietnam Airlines and China Eastern, with the lowest prices starting at $338 and $564, respectively. Users have found that Thai AirAsia is 26% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Phnom Penh to Vientiane one-way?

    One-way options have recently been found by users for as low as $142 on Thai AirAsia. Other airlines that offer cheap prices include Vietnam Airlines from $193 and China Eastern from $333 one-way.

  • What are the cheapest flights from Phnom Penh to Vientiane?

    While on average a flight from Phnom Penh to Vientiane is generally $268, our data shows the cheapest flight currently is $111. When looking at the most popular route, (Phnom Penh Pochentong - Vientiane Wattay), you can expect to pay $306 for that flight.

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

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

  • How can I find direct flights from Phnom Penh to Vientiane?

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

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

    Yes. Cheapflights offers flight deals from Phnom Penh 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 Phnom Penh to Vientiane?

    Currently, June is the cheapest month in which you can book a flight from Phnom Penh to Vientiane (average of $904). Flying from Phnom Penh 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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Complete your trip

Complete your trip to Vientiane by adding a car rental and/or hotel reservation to your travel itinerary.
Vientiane car rentals
Vientiane Wattay Airport car rentals
Luang Prabang car rentals

Top 3 airlines flying from Phnom Penh to Vientiane

Discover the top 3 airlines that operate flights from Phnom Penh 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$245Average$297FlexibilityNo cancel feeOn-time87%
Vietnam AirlinesCheapest$328Average$376FlexibilityNo cancel feeOn-time81%
Thai AirwaysCheapest$349Average$372FlexibilityNo cancel feeOn-time77%

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