Cheapest return flights from Houston to Phnom-penh in May from $1222

Best time to book flights for Houston (IAH) to Phnom-penh (PNH) flights at AirHint

AirHint found the following cheapest return flights from Houston (IAH) to Phnom-penh (PNH) in May 2025 (see full year).

Return flights

05 May - 06 Jun Spirit Airlines
11 May - 23 Jun Frontier Airlines
06 May - 06 Jun Spirit Airlines
04 May - 16 Jun Delta
28 May - 06 Jun Air Canada

Also check the deals for one-way flights from Houston to Phnom-penh in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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