Cheap Flights from Portland to Siem Reap
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Flights from Portland to Siem Reap
Portland to Siem Reap | Find Cheap Flight Deals
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch -
PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal Airline
REP 3:00 PM6hNonstopPWM 4:00 PMSiem Reap - Portland | Sun, May 4 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch -
PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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PWM 1:00 PM17h 25m1 stopsREP Invalid DatePortland - Siem Reap | Fri, May 2 | Normal AirlineSearchSearch
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Portland (PWM) to Siem Reap (REP) the cheapest?
Airlines adjust prices for flights from Portland to Siem Reap based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Portland (PWM) to Siem Reap (REP) cost?
According to Trip.com's data, the lowest price is around PHP 133,338.
How to find a cheap flight from Portland to Siem Reap
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Siem Reap. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flying from Portland to Siem Reap
| Off-season for travel | April |
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| Flight distance | 13,642.62 km |
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