Cheapest one-way flights from Seoul to Vientiane in December from $142

Best time to book flights for Seoul (ICN) to Vientiane (VTE) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (ICN) to Vientiane (VTE) in December 2025 (see full year).

One-Way flights

09 Dec Vietnam Airlines
10 Dec Vietnam Airlines
06 Dec Vietnam Airlines
02 Dec Vietnam Airlines
05 Dec Vietnam Airlines
13 Dec Vietnam Airlines
17 Dec Vietnam Airlines
16 Dec Vietnam Airlines
11 Dec Vietnam Airlines
15 Dec Vietnam Airlines

Also check the deals for return flights from Seoul to Vientiane in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Vientiane

Cheap car rent in Vientiane