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Cheap Flights from Portland to Siem Reap, KH, Cambodia - PDX to REP Last modified: Jun 30, 2016 7:31 AM

When Can I Buy the Cheapest Flight from Portland to Siem Reap (PDX to REP)?

Airlines can adjust prices for plane tickets from Portland to Siem Reap based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Airports for Your Route

These pages contain information about the major airports in Portland and Siem Reap, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap International Flights from Portland - PDX

FlightsAirlineLowest Price
Portland to Bangkok American, Alaska, JetBlue, Hawaiian, Thai, United $969
Portland to Ho Chi Minh City American, Alaska, Hawaiian, United, Vietnam $693
Portland to Phnom Penh American, Alaska, Hawaiian, United $850
Portland to Manila American, Alaska, Hawaiian, Philippine, United $652
Portland to Hong Kong American, Alaska, JetBlue, Cathay, Hawaiian, United $671
Portland to Singapore American, Alaska, JetBlue, Hawaiian, Singapore, United $848
Portland to Tokyo American, Alaska, JetBlue, Hawaiian, JAL, All Nippon, United, Island Air $884
Portland to Vientiane American, United Check Dates

Cheap International Flights to Siem Reap - REP

FlightsAirlineLowest Price
Seattle to Siem Reap American, Alaska, Hawaiian, United $1,070
Seattle to Bangkok American, Alaska, JetBlue, Hawaiian, Bangkok, Sun Country, Thai, United $830
Seattle to Ho Chi Minh City American, Alaska, Hawaiian, United, Vietnam $544
Seattle to Phnom Penh American, Alaska, Hawaiian, United $862
Seattle to Hong Kong American, Alaska, JetBlue, Cathay, Hawaiian, Hong Kong, United $671
Seattle to Manila American, Alaska, Hawaiian, Philippine, United $637
Seattle to Singapore American, Alaska, JetBlue, Hawaiian, Singapore, United $834
Seattle to Shanghai Sichuan, American, Alaska, Air China, China Southern, Hawaiian, Hainan, Xiamen, China Eastern, Shandong, United $563
Seattle to Beijing Sichuan, American, Alaska, Air China, China Southern, Hawaiian, Hainan, Xiamen, China Eastern, Shandong, United $562
Seattle to Kuala Lumpur American, Alaska, Hawaiian, Malaysia, United $747
Eugene to Bangkok American, Alaska, Thai, United $1,030
Seattle to Seoul American, Alaska, JetBlue, Hawaiian, Korean, Asiana, Sun Country, United $915
Seattle to Phuket American, Alaska, Hawaiian, Bangkok, Thai, United $992
Seattle to Hanoi American, Alaska, Hawaiian, United, Vietnam $789
Redmond to Bangkok American, Alaska, Thai, United $980
Seattle to Guangzhou Sichuan, American, Alaska, Air China, China Southern, Hawaiian, Hainan, Xiamen, China Eastern, United $577
Seattle to Da Nang American, Alaska, Hawaiian, United, Vietnam $1,824
Seattle to Vientiane American, United $2,395
Seattle to Chiang Mai American, Alaska, Hawaiian, Bangkok, Thai, United $1,075
Seattle to Taipei American, Alaska, EVA Air, China Airlines, Hawaiian, United $784
Seattle to Jakarta American, Alaska, Garuda, Hawaiian, United $821
Seattle to Mumbai Jet Airways, American, Air India, Alaska, JetBlue, United $1,038
Cheap Flights from Portland to Siem Reap, KH, Airfare Search for PDX to REP, Airline One-Way and Roundtrip Schedules