Route Price Intelligence
Cheap Flights From St. Louis to Vientiane
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$7,060
Deals From
$6,787
Usually Costs
$6,787 – $7,590
Lowest We've Seen
$2,141
Based on 2,998 price pointshigh confidence
Monthly Price Guide
Jan
$7,791
Feb
$7,072
Mar
$8,118
Apr
$8,287
May
$4,558
Jun
$6,861
Jul
$7,190
Aug
$6,857
Sep
$6,857
Oct
$7,315
Nov
$7,157
Dec
$7,334
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 $4,558. The most expensive month tends to be April at around $8,287. 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: $3,55056 price checksWorst: $6,081