Cheap flights from St. Louis (STL) to Phnom Penh (PNH)
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How to find the cheapest flight from
St. Louis (STL) to Phnom Penh (PNH)
All the information you need to plan the best STL to PNH flight in 2022: compare St. Louis to Phnom Penh flight prices with the expected peak season, weather and rainfall in Phnom Penh.
When is the cheapest time to fly from St. Louis to Phnom Penh (STL - PNH)?
It’s optimal to fly from St. Louis to Phnom Penh in the evening. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly round-trip from St. Louis to Phnom Penh?
Travelers have found that booking a Sunday departure is the best way to save up to 88% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.
Related info for your journey
Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Phnom Penh</span> flights.
COVID Restrictions
View COVID Travel Restrictions for Phnom Penh, Cambodia
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Alternative routes for St. Louis to Phnom Penh
See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Phnom Penh Pochentong
from $1,430 pp
Destination information for Phnom Penh
Things to know before you go - useful duration and weather info for your trip from St. Louis to Phnom Penh.
Today's exchange rate
$1 = 4,003.37៛
Average temperature for June in Phnom Penh
91.4 °F
Avg rainfall for June in Phnom Penh
1.4 ″