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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)

How to find the cheapest flight 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)
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How to find the cheapest flight from St Louis (STL) to Phnom Penh (PNH)
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Cheap flights from St Louis to Phnom Penh in July , August 2026

28 Jul - 29 Aug $ 1,422.00
STL
St Louis
Frontier Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Frontier Airlines
3 STOPS
STL
St Louis
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28 Jul - 01 Sep $ 1,571.00
STL
St Louis
Frontier Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Frontier Airlines
3 STOPS
STL
St Louis
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30 Jul - 03 Aug $ 2,922.00
STL
St Louis
Cathay Pacific
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Cathay Pacific
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Phnom Penh

28 Jul - 02 Aug $ 2,057.00
STL
St Louis
Frontier Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Frontier Airlines
3 STOPS
STL
St Louis
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28 Jul - 01 Aug $ 2,152.00
STL
St Louis
Qantas
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Qantas
3 STOPS
STL
St Louis
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28 Jul - 01 Aug $ 2,180.00
STL
St Louis
Qantas
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Qantas
3 STOPS
STL
St Louis
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One-way flights to Phnom Penh from St Louis

3:41 PM - 8:45 AM
EVA Air
2 Stops
31h 34m
STL - PNH
$ 773
Kiwi
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7:56 PM - 7:20 AM
China Airlines
2 Stops
25h 54m
STL - PNH
$ 888
Kiwi
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7:23 PM - 7:20 AM
China Airlines
2 Stops
26h 27m
STL - PNH
$ 5,260
Kiwi
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How to find the cheapest flight from St Louis (STL) to Phnom Penh (PNH)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Phnom Penh (PNH)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Phnom Penh (PNH)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.