Route Price Intelligence
Cheap Flights From St. Louis to Vientiane
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$7,106
Deals From
$6,801
Usually Costs
$6,801 – $7,792
Lowest We've Seen
$2,141
Based on 1,648 price pointshigh confidence
Monthly Price Guide
Jan
$7,791
Feb
$7,072
Mar
$8,118
Apr
$8,042
May
$4,608
Jun
$7,032
Jul
$7,172
Aug
$6,857
Sep
$6,857
Oct
$7,309
Nov
$7,225
Dec
$7,405
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 $4,608. The most expensive month tends to be March at around $8,118. For the best deals, consider flying in May, August, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $3,55053 price checksWorst: $3,823