Find cheap flights to Phnom Penh from $492

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3 stops
Thu, Sep 4
Columbus CMHPhnom Penh PNH
$492
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3 stops
Wed, Sep 3
Columbus CMHPhnom Penh PNH
$547
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3 stops
Wed, Sep 3
Columbus CMHPhnom Penh PNH
$549
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3 stops
Mon, Sep 8
Columbus CMHPhnom Penh PNH
$576
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2 stops
Sat, Sep 6
Columbus CMHPhnom Penh PNH
$625
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2 stops
Sun, Sep 7
Columbus CMHPhnom Penh PNH
$643
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Prices updated:

2 stops
Tue, Sep 2 – Mon, Sep 8
Columbus CMHPhnom Penh PNH
$1,364
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2 stops
Tue, Sep 2 – Mon, Sep 8
Columbus CMHPhnom Penh PNH
$1,373
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2 stops
Tue, Sep 2 – Mon, Sep 8
Columbus CMHPhnom Penh PNH
$1,373
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2 stops
Tue, Sep 2 – Sun, Sep 7
Columbus CMHPhnom Penh PNH
$1,382
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2 stops
Sat, Sep 6 – Thu, Sep 11
Columbus CMHPhnom Penh PNH
$1,404
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2 stops
Sun, Sep 7 – Thu, Sep 11
Columbus CMHPhnom Penh PNH
$1,423
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Prices updated:

Cheap flights to Phnom Penh

Weather in Phnom Penh

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January32°C22°C
February34°C23°C
March36°C25°C
April35°C26°C
May34°C26°C
June33°C25°C
July32°C25°C
August32°C25°C
September31°C25°C
October31°C24°C
November31°C23°C
December30°C22°C
Hottest Month
36°C
March
Coldest month
22°C
January
Sunny days
198
days per year

14 day forecast

Saturday
16 Aug
97%
32°C25°C
23 Aug
88%
29°C25°C
Sunday
17 Aug
89%
27°C24°C
24 Aug
89%
28°C24°C
Monday
18 Aug
86%
32°C24°C
25 Aug
87%
32°C25°C
Tuesday
19 Aug
88%
34°C25°C
26 Aug
33°C26°C
Wednesday
20 Aug
89%
34°C25°C
27 Aug
29°C26°C
Thursday
21 Aug
88%
35°C26°C
28 Aug
85%
30°C26°C
Friday
22 Aug
86%
34°C26°C
29 Aug
85%
31°C25°C

Cheapest month to fly to Phnom Penh

Explore price trends for trips to Phnom Penh

Showing prices in USD

Annual Avg. Price489 USD
September 2025427 USD
October 2025434 USD
November 2025444 USD
December 2025444 USD
January 2026444 USD
February 2026444 USD
March 2026439 USD
April 2026444 USD
May 2026446 USD
June 2026764 USD
July 2026644 USD

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