Route Price Intelligence
Cheap Flights From St. Louis to Vientiane
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$6,929
Deals From
$6,603
Usually Costs
$6,603 – $7,465
Lowest We've Seen
$2,141
Based on 4,211 price pointshigh confidence
Monthly Price Guide
Jan
$7,152
Feb
$7,378
Mar
$12,125
Apr
$8,234
May
$6,350
Jun
$6,541
Jul
$7,069
Aug
$6,787
Sep
$6,738
Oct
$7,128
Nov
$7,147
Dec
$7,294
Cheapest Average Expensive
Best Time to Fly from St. Louis to Vientiane
The cheapest time to fly from St. Louis to Vientiane is typically May, when fares average around $6,350. The most expensive month tends to be March at around $12,125. For the best deals, consider flying in May, June, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $2,14172 price checksWorst: $6,206