Route Price Intelligence
Cheap Flights From St. Louis to Hanoi
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,587
Deals From
$1,329
Usually Costs
$1,329 – $1,872
Lowest We've Seen
$872
Based on 8,451 price pointshigh confidence
Monthly Price Guide
Jan
$1,051
Feb
$1,397
Mar
$1,177
Apr
$1,043
May
$1,237
Jun
$1,959
Jul
$1,896
Aug
$1,564
Sep
$1,389
Oct
$1,425
Nov
$1,356
Dec
$1,888
Cheapest Average Expensive
Best Time to Fly from St. Louis to Hanoi
The cheapest time to fly from St. Louis to Hanoi is typically April, when fares average around $1,043. The most expensive month tends to be June at around $1,959. For the best deals, consider flying in April, January, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $87260 price checksWorst: $1,034