Cheap Flights from Phnom Penh to Siem Reap from AU$ 66

Flight FAQs

• Which airlines offer the cheapest flights from Phnom Penh to Siem Reap?

  Based on Trip.com data, Air Cambodia offers Cheapest nonstop one-way flights from AU$ 66 (for example, KTI–SAI on Fri, Oct 23). For a Cheapest nonstop return flight, Air Cambodia offers fares from AU$ 111, departing on Sat, Oct 17 and returning on Sat, Oct 24.

• Which airlines offer direct flights from Phnom Penh to Siem Reap?

  At the moment, you can catch a direct flight from Phnom Penh to Siem Reap with the following airlines, including: Cambodia Airways Air Cambodia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flights from Phnom Penh (KTI) to Siem Reap (SAI)?

  It takes about 55 minutes to fly from Phnom Penh (KTI) to Siem Reap (SAI).

• When is the best time to book flights from Phnom Penh to Siem Reap?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Phnom Penh to Siem Reap is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there from Phnom Penh to Siem Reap each week?

  On average, 23 direct flights operate each week between Phnom Penh and Siem Reap. See below the schedules of the main airlines serving this route:
  Air Cambodia: S/M/T/W/T/F/S – K6105 (departure at 10:25)

• How can I find the best deals on flights from Phnom Penh to Siem Reap?

  Here are some tips for finding the best flight deals from Phnom Penh to Siem Reap on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Fri, Oct 23, with one-way fares from just AU$ 66.
  · Compare airlines. Air Cambodia currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. January is generally the busiest month for travel to Siem Reap.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Phnom Penh to Siem Reap to get the best price?

  The cheapest month to book a flight from Phnom Penh to Siem Reap is usually October, when demand is lower.

• Which upcoming date is the cheapest for flights from Phnom Penh to Siem Reap?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Phnom Penh to Siem Reap on October 17, 2026 with Air Cambodia, with prices starting at AU$ 46.

• Which airports should you choose for flights from Phnom Penh to Siem Reap?

  Flights to Siem Reap can arrive at: Siem Reap Angkor International Airport (SAI). The most common route connects Techo International Airport and Siem Reap Angkor International Airport (KTI–SAI).

• What is the time difference between Phnom Penh and Siem Reap?

  The time difference between Siem Reap and Phnom Penh is 0m.

• How can I change or cancel my flight ticket from Phnom Penh to Siem Reap?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average price of a one-way flight from Phnom Penh to Siem Reap?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Phnom Penh to Siem Reap is AU$ 320. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Phnom Penh to Siem Reap?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Phnom Penh to Siem Reap is AU$ 310. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Phnom Penh to Siem Reap on Trip.com?

  Enter Phnom Penh and Siem Reap, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.