Cheapest airlines flights from Siem Reap to Phnom Penh

You can choose from 1 airlines that fly from Siem Reap to Phnom Penh, including Air Cambodia, Air Cambodia has lowest fares on this route.
Air Cambodia logo Air Cambodia
Airlines are determined based on actual purchased flight tickets from Siem Reap to Phnom Penh according to previous 12 months data from Trip.com.

Search for direct flights from Siem Reap to Phnom Penh in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$93, and round-trip direct flights start at US$149.

Displayed flight fares from Siem Reap to Phnom Penh are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Siem Reap to Phnom Penh Flight Details

The distance between Siem Reap and Phnom Penh is about 235.57 km. The average flying time from Siem Reap to Phnom Penh is around 55 minutes.

Cheapest one-way flight priceUS$93
Cheapest return ticket priceUS$149
Flight distance235.57 km
Average flight time55 minutes
Popular airlineAir Cambodia
Flight statistics for the Siem Reap–Phnom Penh route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Siem Reap to Phnom Penh (SAI-KTI)?

    Based on Trip.com data, Air Cambodia offers one-way fares as low as US$93 on Cheapest nonstop routes (e.g. SAI to KTI on Fri, May 8), while Air Cambodia offers Cheapest nonstop round-trips from US$149 departing on Mon, Apr 20 and returning on Mon, Apr 27.
  • At the moment, you can catch a nonstop flight from Siem Reap to Phnom Penh with the following airlines, including: Air Cambodia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 55 minutes to fly from Siem Reap to Phnom Penh.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Siem Reap to Phnom Penh 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.
  • Based on Trip.com data in the past 4 weeks, there is 14 flight per week flying from Siem Reap to Phnom Penh. You can check the weekly schedule for popular airlines on this route below: Air Cambodia: S/M/T/W/T/F/S -- K6106 (14:00)
  • To find best deals on flights from Siem Reap to Phnom Penh, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, May 8, with one-way flights priced at just US$93.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Cambodia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Get exclusive promo codes for Trip.com app users.
  • After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Siem Reap to Phnom Penh on April 15, 2026 with Air Cambodia, with prices starting at US$84.
  • You can land at any one of the following hubs in Phnom Penh, with Siem Reap Angkor International Airport to Techo International Airport (SAI-KTI) is by far the most common option on this route: Techo International Airport (KTI) Phnom Penh International Airport (PNH).
  • The time difference between Phnom Penh and Siem Reap is 0h.
  • Tickets can only be changed or canceled 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.

Trip.com Airline Insights on Flights from Siem Reap to Phnom Penh

Which airline operates the most flights from Siem Reap to Phnom Penh?

Based on Trip.com’s data from the past month, Air Cambodia operates the most frequent flights from Siem Reap to Phnom Penh, with 19 flights per week.

0
5
12
19
Air Cambodia
19
Air Cambodia
Vietnam Airlines
16
Vietnam Airlines
Etihad Airways
5
Etihad Airways

How many flights fly from Siem Reap to Phnom Penh daily?

Based on the past month's historical data from Trip.com, the number of flights from Siem Reap to Phnom Penh is the highest on Saturday and the lowest on Monday/Thursday.

31
25
18
12
Highest
18
Mon
20
Tue
21
Wed
18
Thu
26
Fri
31
Sat
26
Sun

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.