Hanoi to Vientiane
Hanoi to Vientiane is cheapest in January and February, both at 129 €. September, the most expensive month we measured, costs about 22 € more.
Hanoi to Vientiane is 495 km flown direct. Every fare we measured came from VN.
That comes from pricing 179 departure dates across 7 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Hanoi to Vientiane?
Anything at or below the quarter mark beats three in four of the 179 one-way fares we measured here. Above the median, wait or move the date.
seen 27 Sep 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 66 and 93 days before departure, closer in than the market as a whole. The cheap fares were on nearer dates, not months away, when we looked.
a snapshot of where the cheap seats sat, seen 27 Sep 2026
Which day of the week is cheapest?
On average, Friday departures came out lowest and Sunday highest, a spread of about 29 €. On this route the day moves the price about as much as the month does, which is unusual: check both before booking.