Cheap flights from Portland to Phnom Penh from £517
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Phnom Penh
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
How much do flights to Phnom Penh cost?
Cheapest one-way trip | £517 |
|---|---|
Cheapest round-trip | £979 |
Average round-trip | £1,017 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Getting from Phnom Penh airport to the city center
Fastest options: taxi and ride-hailing services. Best value: airport shuttle bus and tuk-tuk.
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
20-40 min | ៛36,000-៛48,000 (KHR 36,000–48,000 (USD 9–12); fixed rate to city center) | on-demand 24/7 (traffic dependent) | convenience and comfort | |
20-40 min | ៛20,000-៛36,000 (KHR 20,000–36,000 (USD 5–9); price varies with demand) | on-demand 24/7 (traffic dependent) | app-based booking | |
25-45 min | ៛16,000-៛28,000 (KHR 16,000–28,000 (USD 4–7); negotiate before departure) | on-demand (traffic dependent) | budget travelers | |
20-40 min | ៛16,000-៛32,000 (KHR 16,000–32,000 (USD 4–8); local ride-hailing app) | on-demand 24/7 (traffic dependent) | local app users | |
20-35 min | ៛60,000-៛100,000 (KHR 60,000–100,000 (USD 15–25); pre-booked service) | pre-booked (traffic dependent) | groups and families | |
15-30 min | ៛8,000-៛16,000 (KHR 8,000–16,000 (USD 2–4); not suitable for luggage) | on-demand (traffic dependent) | solo travelers, light luggage |
Notes:
- Prices in KHR with USD equivalents; table created in 2025 and subject to change.
- US dollars are widely accepted in Cambodia; small change may be given in Cambodian riel.
- Tuk-tuk and motorbike taxi fares should be negotiated before departure.
- Traffic congestion is common during morning and evening rush hours.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Phnom Penh
Check-in for a flight from Portland to Phnom Penh
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Alaska Airlines | ASA | AS | No |
| Korean Air | KAL | KE | Yes |
| All Nippon Airways | ANA | NH | Yes |
| Cathay Pacific | CPA | CX | No |
| EVA Air | EVA | BR | Yes |
Online check-in is not available for these airlines.
Weather in Phnom Penh
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 32°C | 22°C |
| February | 34°C | 23°C |
| March | 36°C | 25°C |
| April | 35°C | 26°C |
| May | 34°C | 26°C |
| June | 33°C | 25°C |
| July | 32°C | 25°C |
| August | 32°C | 25°C |
| September | 31°C | 25°C |
| October | 31°C | 24°C |
| November | 30°C | 23°C |
| December | 30°C | 22°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Portland
Flights to Phnom Penh
Popular routes
Airports near Portland
Airports near Phnom Penh
Download our app