Cheap Flights Phnom Penh to Colombo from £148

Flight FAQs

• Which airlines offer the cheapest flights from Phnom Penh (KTI) to Colombo (CMB)?

  Based on Trip.com data, AirAsia Cambodia offers one-way fares as low as £148 on Cheapest nonstop routes (e.g. KTI to CMB on Wed, Aug 12), while Vietnam Airlines offers Cheapest nonstop round-trips from £257 departing on Thu, Aug 27 and returning on Fri, Sep 4.

• Which airlines offer direct flights from Phnom Penh to Colombo?

  At the moment, you can catch a direct flight from Phnom Penh to Colombo with the following airlines, including: Cambodia Airways Sky Angkor Airlines AirAsia Cambodia AirAsia Berhad (Malaysia) Thai AirAsia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

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

  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 Colombo 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 can I find the best deals on flights from Phnom Penh to Colombo?

  To find best deals on flights from Phnom Penh to Colombo, 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 Wed, Aug 12, with one-way flights priced at just £148.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is AirAsia 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.
  · Avoid peak season unless you book very early. It seems the peak season for Colombo travel is around January.
  · Get exclusive promo codes for Trip.com app users.

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

  The cheapest months to fly from Phnom Penh to Colombo is October, when demand for travel is lower.

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

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Phnom Penh to Colombo on July 20, 2026 with AirAsia Cambodia, with prices starting at £133.

• Which airports can I fly through when travelling to Colombo from Phnom Penh?

  You can land at any one of the following hubs in Colombo, with Techo International Airport to Bandaranaike International Airport (KTI-CMB) is by far the most common option on this route: Bandaranaike International Airport (CMB).

• What is the time difference between Phnom Penh and Colombo?

  The time difference between Colombo and Phnom Penh is 1h.

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

  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.