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Phnom Penh

Cheap flights from Oregon to Phnom Penh (PNH)

PDX — PNH
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Oregon to Phnom Penh

Keep the following information in mind while searching for Oregon to Phnom Penh flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

June

Cheapest in

August

Average price

$1,148
Provider with most accurate pricing for Portland-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Portland-Phnom Penh Pochentong flights.
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Highest demand for flights based on searches. 15% potential increase in price ($238 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Insights

Everything you need to know about your flight from Oregon to Phnom Penh

What is the cheapest month to book a flight from Oregon to Phnom Penh?

Currently, August is the cheapest month in which you can book a flight from Oregon to Phnom Penh (average of $894). Flying from Oregon to Phnom Penh in February is currently the most expensive (average of $1,304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Phnom Penh from Oregon?

    Most people fly into Phnom Penh Pochentong (PNH) if they book a flight to Phnom Penh from Oregon. Pochentong is conveniently located just 5.0 mi from Phnom Penh’s city center.

  • Can I find deals for flights from Oregon to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Oregon to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Phnom Penh.

  • Can I find deals for business class flights from Oregon to Phnom Penh?

    Yes. Cheapflights offers flight deals from Oregon to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Phnom Penh?

    Currently, August is the cheapest month in which you can book a flight from Oregon to Phnom Penh (average of $894). Flying from Oregon to Phnom Penh in February is currently the most expensive (average of $1,304). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Oregon to Phnom Penh

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Top 4 airlines flying from Oregon to Phnom Penh

Discover the top 4 airlines that operate flights from Oregon to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$863Average$1,049FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$952Average$1,384FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$1,036Average$1,096FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$1,141Average$1,371FlexibilityNo cancel feeOn-time74%

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