Cheap flights from Phnom Penh to Vientiane

from as little as £349

1 nights in Vientiane, departing Phnom Penh on 01 / Oct / 2023 with Vietnam Airlines (price found 16 hours ago)

Subject to availability, prices correct of the last 24 hours

Cheap return flights from Phnom Penh to Vientiane

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The Phnom Penh / Vientiane route

All 757 km of it

Cheap flight deals for this route

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Vientiane flight facts

What you need to know

Alternative flights from Phnom Penh

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01 / Oct / 2023 is currently the lowest priced day of the year to fly the Phnom Penh/Vientiane route. There are around 14 flights on any given week from the UK to Vientiane and the cheapest month to fly right now is October.

Min / Max Temperature (°C)

17 °C


26 °C


33 °C

Rainfall (mm)

10 mm


55 mm


120 mm

Key facts about Vientiane

How to get cheap flights from Phnom Penh to Vientiane

Tips and advice from our flight experts

You’ve searched for flights from Phnom Penh to Vientiane. We've gone through all 14 flights that go to or via Vientiane every week, to help you find the cheapest flight. Vietnam Airlines usually has the best-value flights from Phnom Penh, but make sure you compare all your options to get the cheapest flight possible.

When you fly from Phnom Penh to Vientiane, you'll have two airlines to choose from for your 757 km journey. If you're planning to fly in peak season, make sure you book in advance to get a reasonable price. Or you could hold on and try to get a last-minute bargain.

To sort cheap flights to Vientiane, it's best to start searching for flights by month, as this will show you when prices are at their lowest. Keep an eye on Thai Airways International too, as they're the most popular airline for flying from Phnom Penh to Vientiane.

Flights from Phnom Penh to Vientiane normally take 2 hrs 25 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our hotel and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.

Other popular destinations near Vientiane

Where other people are flying to

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