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Flights from Phnom Penh to Colombo

Find flight deals from Phnom Penh to Colombo for the next 3 months. Book one way flights from $192 or round trip flights from $344.

      • KTI 2:10 PM
        10h 55m
        1 stop
        CMB 11:35 PM
        Phnom Penh - Colombo | Wed, Aug 26 | Vietnam Airlines
        CMB 12:35 AM
        14h 50m
        1 stop
        KTI 4:55 PM
        Colombo - Phnom Penh | Thu, Sep 3 | Vietnam Airlines
        $344 $642
        46% off
        46% off
        $642 $344
      • KTI 9:05 PM
        29h 35m
        1 stop
        CMB 1:10 AM
        Phnom Penh - Colombo | Thu, Sep 3 | Vietnam Airlines
        CMB 12:35 AM
        14h 50m
        1 stop
        KTI 4:55 PM
        Colombo - Phnom Penh | Thu, Sep 10 | Vietnam Airlines
        $415 $642
        35% off
        35% off
        $642 $415
      • KTI 7:30 AM
        9h
        1 stop
        CMB 3:00 PM
        Phnom Penh - Colombo | Sat, Aug 1 | AirAsia Cambodia
        CMB 6:30 AM
        12h 15m
        1 stop
        KTI 8:15 PM
        Colombo - Phnom Penh | Sun, Aug 9 | FitsAir
        $429 $642
        33% off
        33% off
        $642 $429
      • KTI 8:50 PM
        19h 40m
        1 stop
        CMB 3:00 PM
        Phnom Penh - Colombo | Fri, Jul 31 | AirAsia Cambodia
        CMB 6:30 AM
        8h 45m
        1 stop
        KTI 4:45 PM
        Colombo - Phnom Penh | Sat, Aug 8 | FitsAir
        $431
        33% off
        $642 $431
      • KTI 7:30 AM
        8h 10m
        1 stop
        CMB 2:10 PM
        Phnom Penh - Colombo | Wed, Jul 15 | AirAsia Cambodia
        CMB 6:30 AM
        13h 45m
        1 stop
        KTI 9:45 PM
        Colombo - Phnom Penh | Sat, Jul 18 | FitsAir
        $451
        30% off
        $642 $451
      • KTI 10:20 AM
        13h 5m
        1 stop
        CMB 9:55 PM
        Phnom Penh - Colombo | Thu, Aug 27 | AirAsia Cambodia
        CMB 10:55 PM
        21h 20m
        1 stop
        KTI 9:45 PM
        Colombo - Phnom Penh | Sun, Aug 30 | AirAsia
        $454
        28% off
        $642 $454
      • KTI 12:30 PM
        10h 55m
        1 stop
        CMB 9:55 PM
        Phnom Penh - Colombo | Fri, Aug 14 | AirAsia Cambodia
        CMB 10:55 PM
        21h 20m
        1 stop
        KTI 9:45 PM
        Colombo - Phnom Penh | Thu, Aug 20 | AirAsia
        $454
        28% off
        $642 $454
      • KTI 3:30 PM
        25h
        1 stop
        CMB 3:00 PM
        Phnom Penh - Colombo | Fri, Jul 31 | Cambodia Airways
        CMB 6:30 AM
        11h 25m
        1 stop
        KTI 7:25 PM
        Colombo - Phnom Penh | Sat, Aug 8 | FitsAir
        $454
        28% off
        $642 $454
      • KTI 7:30 AM
        9h
        1 stop
        CMB 3:00 PM
        Phnom Penh - Colombo | Thu, Jul 23 | AirAsia Cambodia
        CMB 6:30 AM
        13h 45m
        1 stop
        KTI 9:45 PM
        Colombo - Phnom Penh | Thu, Jul 30 | FitsAir
        $458
        28% off
        $642 $458
      • KTI 1:50 PM
        8h 25m
        1 stop
        CMB 8:45 PM
        Phnom Penh - Colombo | Sat, Aug 1 | Cambodia Airways
        CMB 9:45 PM
        15h
        1 stop
        KTI 2:15 PM
        Colombo - Phnom Penh | Sat, Aug 8 | Batik Air Malaysia
        $462
        28% off
        $642 $462
      • KTI 1:00 PM
        17h 25m
        1 stop
        CMB 2:00 PM
        Phnom Penh - Colombo | Thu, Jul 16 | Normal Airline
        CMB 3:00 PM
        6h
        Nonstop
        KTI 4:00 PM
        Colombo - Phnom Penh | Sat, Jul 18 | Normal Airline
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      • KTI 7:30 AM
        14h 45m
        1 stop
        CMB 8:45 PM
        Phnom Penh - Colombo | Thu, Aug 13 | AirAsia Cambodia
        $192 $346
        45% off
        45% off
        $346 $192
      • KTI 7:30 AM
        15h 55m
        1 stop
        CMB 9:55 PM
        Phnom Penh - Colombo | Thu, Aug 6 | AirAsia Cambodia
        $209 $346
        40% off
        40% off
        $346 $209
      • KTI 9:05 PM
        28h
        1 stop
        CMB 11:35 PM
        Phnom Penh - Colombo | Sun, Aug 23 | Vietnam Airlines
        $210 $346
        39% off
        39% off
        $346 $210
      • KTI 8:50 PM
        14h 20m
        1 stop
        CMB 9:40 AM
        Phnom Penh - Colombo | Mon, Aug 17 | AirAsia Cambodia
        $214
        38% off
        $346 $214
      • KTI 1:50 PM
        8h 25m
        1 stop
        CMB 8:45 PM
        Phnom Penh - Colombo | Thu, Aug 13 | Cambodia Airways
        $214
        38% off
        $346 $214
      • KTI 5:20 PM
        9h 15m
        1 stop
        CMB 1:05 AM
        Phnom Penh - Colombo | Mon, Jul 27 | AirAsia Cambodia
        $217
        37% off
        $346 $217
      • KTI 10:20 AM
        13h 5m
        1 stop
        CMB 9:55 PM
        Phnom Penh - Colombo | Sun, Jul 26 | AirAsia Cambodia
        $223
        36% off
        $346 $223
      • KTI 7:30 AM
        19h 5m
        1 stop
        CMB 1:05 AM
        Phnom Penh - Colombo | Sat, Aug 15 | AirAsia Cambodia
        $227
        34% off
        $346 $227
      • KTI 5:20 PM
        9h 15m
        1 stop
        CMB 1:05 AM
        Phnom Penh - Colombo | Tue, Jul 21 | AirAsia Cambodia
        $230
        34% off
        $346 $230
      • KTI 5:20 PM
        28h 55m
        1 stop
        CMB 8:45 PM
        Phnom Penh - Colombo | Mon, Aug 10 | AirAsia Cambodia
        $249
        28% off
        $346 $249
      • KTI 1:00 PM
        17h 25m
        1 stop
        CMB 2:00 PM
        Phnom Penh - Colombo | Thu, Jul 16 | Normal Airline
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        Find more flights

Find cheap airlines flights from Phnom Penh to Colombo

You can choose from 6 airlines that fly from Phnom Penh to Colombo, including Thai Airways, Singapore Airlines, and Air Cambodia. AirAsia Cambodia has lowest fares on this route.
Thai Airways logo Thai Airways
Singapore Airlines logo Singapore Airlines
Air Cambodia logo Air Cambodia
Malaysia Airlines logo Malaysia Airlines
Cambodia Airways logo Cambodia Airways
AirAsia Cambodia logo AirAsia Cambodia
Airlines are determined based on actual purchased flight tickets from Phnom Penh to Colombo according to previous 12 months data from Trip.com.

Flight Info | Phnom Penh to Colombo

The distance between Phnom Penh and Colombo is approximately 2,789.36 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price$192
Cheapest round-trip ticket price$344
Off-season for travelOctober
Peak season for travelJanuary
Flight distance2,789.36 km
Popular airlineThai Airways
Flight statistics for the Phnom Penh–Colombo route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Phnom Penh to Colombo (KTI-CMB)?

    Based on Trip.com data, AirAsia Cambodia offers one-way fares as low as $192 on Cheapest nonstop routes (e.g. KTI to CMB on Thu, Aug 13), while Vietnam Airlines offers Cheapest nonstop round-trips from $344 departing on Wed, Aug 26 and returning on Thu, Sep 3.
  • At the moment, you can catch a nonstop flight from Phnom Penh to Colombo with the following airlines, including: Cambodia Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • 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.
  • 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 Thu, Aug 13, with one-way flights priced at just $192.
    · 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.
  • The cheapest months to fly from Phnom Penh to Colombo is October, when demand for travel is lower.
  • 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 $177.
  • 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).
  • The time difference between Colombo and Phnom Penh is 1h.
  • 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.

Explore More Popular Flights

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.