Cheap flights from St. Louis, MO to Phnom Penh, Cambodia
Flights starting at $628. Choose between Frontier Airlines, Alaska Airlines, or Korean Air to find the best price.
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Tips to know when travelling to Phnom Penh
Cheapest one-way trip | $678 |
---|---|
Cheapest round-trip | $1,295 |
Average round-trip | $1,583 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Alaska Airlines, Korean Air, Qatar Airways, and Cathay Pacific. St. Louis and Phnom Penh have 131 direct flights per week. When you arrive at Phnom Penh, consider visiting Killing Fields, Phnom Penh, and Cu Chi Tunnels.
Check-in for a flight from St. Louis to Phnom Penh
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Korean Air | KAL | KE | Yes | 0 0 |
Qatar Airways | QTR | QR | Yes | 0 0 |
Cathay Pacific | CPA | CX | Yes | 0 0 |
Weather in Phnom Penh
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 32°C | 22°C |
February | 34°C | 23°C |
March | 36°C | 25°C |
April | 35°C | 26°C |
May | 34°C | 26°C |
June | 33°C | 25°C |
July | 32°C | 25°C |
August | 32°C | 25°C |
September | 31°C | 25°C |
October | 31°C | 24°C |
November | 31°C | 23°C |
December | 31°C | 22°C |
14 day forecast
Frequently asked questions
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