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Cheap flights from St Louis (STL) to Phnom Penh (PNH)

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0 Children (2~11)
0 Infants (0~2)
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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 April , May 2026

30 Apr - 20 May $ 1,281.00
STL
St Louis
Alaska Airlines
3 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
2 STOPS
STL
St Louis
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27 Apr - 20 May $ 1,312.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
2 STOPS
STL
St Louis
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27 Apr - 19 May $ 1,313.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Phnom Penh

27 Apr - 01 May $ 1,611.00
STL
St Louis
Frontier Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Frontier Airlines
3 STOPS
STL
St Louis
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27 Apr - 01 May $ 1,677.00
STL
St Louis
Frontier Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Frontier Airlines
3 STOPS
STL
St Louis
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27 Apr - 01 May $ 1,693.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
3 STOPS
STL
St Louis
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One-way flights to Phnom Penh from St Louis

9:55 PM - 6:50 PM
Korean Air
3 Stops
36h 20m
STL - PNH
$ 570
Kiwi
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3:21 PM - 8:45 AM
EVA Air
2 Stops
31h 54m
STL - PNH
$ 600
Kiwi
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7:05 PM - 8:45 AM
EVA Air
2 Stops
28h 10m
STL - PNH
$ 1,075
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.