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Flights between Phnom-penh (PNH) and Vientiane (VTE)

Phnom Penh International Airport, Cambodia ↔ Wattay International Airport, Laos

A direct route between Phnom-penh and Vientiane appears in the OpenFlights route network.

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

Vietnam Airlines (VN)
Distance
757 km
470 miles
Est. flight time
1h 27m
great-circle estimate
Time difference
None
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Cambodia

Jan
31°
36/26
10mm
Feb
32°
37/27
10mm
Mar
34°
39/29
30mm
Apr
35°
40/30
75mm
May
34°
39/29
160mm
Jun
33°
38/28
165mm
Jul
32°
37/27
175mm
Aug
32°
37/27
175mm
Sep
31°
36/26
250mm
Oct
31°
36/26
250mm
Nov
30°
35/25
130mm
Dec
30°
35/25
30mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Laos

Jan
28°
33/23
10mm
Feb
30°
35/25
15mm
Mar
33°
38/28
30mm
Apr
34°
39/29
90mm
May
32°
37/27
240mm
Jun
32°
37/27
280mm
Jul
31°
36/26
290mm
Aug
31°
36/26
320mm
Sep
31°
36/26
220mm
Oct
30°
35/25
80mm
Nov
29°
34/24
15mm
Dec
27°
32/22
10mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

Cambodia: Caution — some areas (UK FCDO) ↗Laos: Caution — some areas (UK FCDO) ↗

Common questions

How far is Phnom-penh from Vientiane?

Phnom-penh (PNH) and Vientiane (VTE) are around 757 km (470 miles) apart — an estimated 1h 27m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the PNH–VTE route?

Airlines recorded operating this route in the OpenFlights network include Vietnam Airlines. This reflects historical scheduled service and may be out of date.

What is the time difference between Phnom-penh and Vientiane?

Both airports keep the same time — no time difference.

When is it warmest in Laos?

Across Laos, the warmest month on average is April, with mean temperatures around 34°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Cambodia and Laos?

The UK FCDO currently rates Cambodia as Caution — some areas; The UK FCDO rates Laos as Caution — some areas. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.