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Cheap flights from Oregon to Phnom Penh from $2,784

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Phnom Penh departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Phnom Penh

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
7:30 pm - 10:00 am
PDX
-
PNH
48h 30m
2 stops
British Airways Logo
6:20 pm - 5:40 pm
PNH
-
PDX
37h 20m
2 stops
$2,784British Airways
Sat, Aug 1 - Mon, Aug 31

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Oregon to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandPhnom Penh

PDX - PNH

PDXPNH

Portland

Sat 8/1

7:30 pm-10:00 am

2 stops48h 30m

Phnom Penh Pochentong

Mon 8/31

6:20 pm-5:40 pm

2 stops37h 20m

$2,784
Cheapest one-way
Quickest one-way

BoisePhnom Penh

BOI - PNH

BOIPNH

Boise Air Term. Gowen Fld

Sat 8/15

5:20 pm-10:00 am

3 stops51h 40m

$6,850

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Oregon to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phnom Penh?

In general, June is the cheapest month to fly from Oregon to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Phnom Penh during the month of June, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Oregon to Phnom Penh flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Phnom Penh

Fastest flight time

29h 28m

Direct flights

None
The fastest flight from Oregon to Phnom Penh takes 29h 28m
There are no direct flights from Oregon to Phnom Penh. There are no popular flight routes from Oregon to Phnom Penh.
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Frequently asked questions about flying from Oregon to Phnom Penh

  • When did momondo last update prices for flights from Oregon to Phnom Penh Pochentong Airport?

    Prices for flights from Oregon to Phnom Penh Pochentong Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Oregon to Phnom Penh Pochentong Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents you'll need for your trip to Phnom Penh Pochentong Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phnom Penh Pochentong Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Phnom Penh

Compare and see reviews for airlines that fly from Oregon to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
EVA AirPriceFrom $1,141Free CancellationRating
8.5
1,444 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Phnom Penh?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phnom Penh from Oregon.

Can I find flights from Oregon to Phnom Penh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Oregon to Phnom Penh flights to just show those with flexible booking policies.

How can momondo help me find flights from Oregon to Phnom Penh?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Phnom Penh.

I’m not ready to book a flight from Oregon to Phnom Penh right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oregon to Phnom Penh flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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