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Cheap flights from Phnom Penh to Vientiane
from 195 US$

Compare hundreds of airlines Phnom Penh–Vientiane

We search 100+ flight sitesDirect flights~1h 27mReturn route: Vientiane → Phnom Penh

The cheapest month is usually 2026-09 · 195 US$

See prices for my dates →

Live fares from 100+ sites — free, with no hidden fees.

About this route

Compare flights from Phnom Penh to Vientiane, a about 756 km route (around 1h 27m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Lao Airlines, Vietnam Airlines operate this route.

Nonstop time
1h 27m
Distance
756 km
Stops
Nonstop
Airlines
2+

When to buy and when to fly

Prices by date

Fares found by date — cheapest days in green.

See prices for my dates →
198 US$
04/09
196 US$
05/09
196 US$
06/09
196 US$
07/09
196 US$
08/09
196 US$
09/09
195 US$
10/09
225 US$
11/09
225 US$
12/09
225 US$
13/09
225 US$
14/09
225 US$
15/09

How to get the best price

1The sticker price is real — but it moves fastLow fares last hours or days. If the number works, search it today; waiting rarely improves it.
2Buy 4–8 weeks aheadThat window usually holds the best fares; holidays call for even more margin.
3Flexibility = moneyShifting departure 2–3 days can move the fare 100+ US$. Tuesdays and Wednesdays tend to be cheap.

Airlines on this route

Lao AirlinesVietnam Airlines

FAQ

What's the cheapest month to fly Phnom Penh to Vientiane?

It's usually 2026-09, from 195 USD. Use the price calendar to compare other dates.

How long is the flight from Phnom Penh to Vientiane?

A nonstop flight takes about 1h 27m and covers around 756 km. Connecting itineraries take longer.

Are there direct flights from Phnom Penh to Vientiane?

Yes, this route has nonstop flights. Filter by "nonstop" to see them.

Which airlines fly from Phnom Penh to Vientiane?

Lao Airlines, Vietnam Airlines operate this route, among others. Compare them all in the results.

When should I book Phnom Penh–Vientiane flights?

As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.

Compare your dates in seconds

Phnom Penh → Vientiane · Live fares from 100+ sites — free, with no hidden fees.

Search flights →Return route: Vientiane → Phnom Penh

Flights to this destination from other cities

Kuala Lumpur → VientianeSingapore → VientianeBangkok → VientianeHanoi → VientianeNanning → VientianeSeoul → VientianeKunming → VientianeLuang Prabang → VientianeHoueisay → VientianeLuang Namtha → Vientiane

Other routes from Phnom Penh

SingaporeHo Chi Minh CityKuala LumpurTaipeiGuangzhouBangkokShanghaiSiem ReapHong KongSeoul
Return route: Vientiane → Phnom Penh →Vientiane · Travel guide →All flights from Phnom Penh →