Vientiane to Phnom Penh flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Vientiane to Phnom Penh is €159 (checked on 2 Nov 2026).
Your next trip, last seen at €159
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €159, departing 16 Dec 2026 (Last checked: 2 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 5Check live prices for this route
- Round trip
- €393, departing 4 Jan 2027, back 9 Jan 2027 (Last checked: 31 Oct 2026)
- Airlines seen
- Thai AirAsia
- Non-stop
- Yes
About this route
Explore the fares we observed from Vientiane to Phnom Penh. Prices move often, so pick your dates to see the latest options.
- Route distance
- 755 km
- Seen on fares with a connection
- Thai AirAsia
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Wattay International Airport (VTE) → Vientiane, city gazetteer reference point (17.9757, 102.6331): ≈ 7 km.
- Techo International Airport (KTI) → Phnom Penh, city gazetteer reference point (11.5564, 104.9282): ≈ 22 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Frequently asked
How much is a flight from Vientiane to Phnom Penh?
The lowest fare Routavio has observed is €159, found on 2 Nov 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Vientiane to Phnom Penh?
In our observations December 2026 is the cheapest month so far, at €159.
Which airlines fly from Vientiane to Phnom Penh?
Routavio has seen these carriers on the route: Thai AirAsia.
How many of the observed Vientiane to Phnom Penh fares were non-stop?
9 of the 16 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How much is a round trip from Vientiane to Phnom Penh?
Cheapest round trip: €393, departing 4 Jan 2027, back 9 Jan 2027 (checked 31 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.