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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 October , November 2026

22 Oct - 23 Nov $ 1,089.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
2 STOPS
STL
St Louis
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28 Oct - 08 Nov $ 1,625.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
2 STOPS
STL
St Louis
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25 Oct - 08 Nov $ 2,530.00
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

28 Oct - 01 Nov $ 1,482.00
STL
St Louis
Alaska Airlines
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Alaska Airlines
3 STOPS
STL
St Louis
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27 Oct - 31 Oct $ 4,146.00
STL
St Louis
Cathay Pacific
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Cathay Pacific
2 STOPS
STL
St Louis
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25 Oct - 31 Oct $ 5,210.00
STL
St Louis
Cathay Pacific
2 STOPS
PNH
Phnom Penh
PNH
Phnom Penh
Cathay Pacific
2 STOPS
STL
St Louis
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One-way flights to Phnom Penh from St Louis

7:02 AM - 8:40 AM
Cathay Pacific
2 Stops
39h 23m
STL - PNH
$ 575
Kiwi
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6:04 AM - 4:00 PM
Cathay Pacific
2 Stops
47h 41m
STL - PNH
$ 575
Kiwi
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8:00 AM - 7:55 PM
United Airlines
2 Stops
27h 45m
STL - PNH
$ 1,045
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.