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Latest Flight Deals from Colombo to Siem Reap

Book one-way or return flights from Colombo to Siem Reap from as little as £111. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • CMB22:55
        7h 25m
        1 stop
        SAI07:50
        Mon, May 27|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £111£136
        19% OFF
        19% OFF
        £136£111
      • CMB22:55
        13h 45m
        1 stop
        SAI14:10
        Sun, Jun 2|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £111£136
        19% OFF
        19% OFF
        £136£111
      • CMB22:55
        13h 45m
        1 stop
        SAI14:10
        Tue, Jul 9|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £112£136
        18% OFF
        18% OFF
        £136£112
      • CMB22:55
        13h 45m
        1 stop
        SAI14:10
        Tue, Jun 11|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £112
        £112
      • CMB10:40
        26h
        1 stop
        SAI14:10
        Sat, Jul 20|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £113
        £113
      • CMB22:55
        13h 45m
        1 stop
        SAI14:10
        Sat, Jun 29|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £113
        £113
      • CMB10:40
        19h 40m
        1 stop
        SAI07:50
        Fri, Jun 7|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £113
        £113
      • CMB22:55
        7h 25m
        1 stop
        SAI07:50
        Mon, Jul 8|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £114
        £114
      • CMB22:55
        7h 25m
        1 stop
        SAI07:50
        Fri, Jun 28|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £114
        £114
      • CMB22:55
        13h 45m
        1 stop
        SAI14:10
        Sat, Jun 1|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        £115
        £115
      • CMB13:00
        3h 5m
        Direct
        REP14:00
        Wed, May 29|Colombo - Siem Reap|AirAsia Berhad (Malaysia)
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Colombo to Siem Reap? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Colombo to Siem Reap. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Colombo to Siem Reap

View airlines operating flights from Colombo to Siem Reap. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Malaysia Airlines
From £163
Thai AirAsia
From £174
SriLankan Airlines
From £209
AirAsia
From £223
IndiGo
From £223
Thai Airways
From £252
Vistara
From £313
Singapore Airlines
From £335
China Eastern Airlines
From £345
SalamAir
From £453
ANA airlines

Find more flights and airlines

Alternative Routes from Colombo to Siem Reap

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Colombo to Siem Reap.

  • Cheapest
    AirAsia
    CMB
    10:40
    19h 40m
    1 transfer
    SAI
    07:50
    Bandaranaike International Airport - Siem Reap Angkor International Airport
    Mon, Jun 10AirAsia
    £223
  • AirAsia
    CMB
    10:40
    19h 40m
    1 transfer
    SAI
    07:50
    Bandaranaike International Airport - Siem Reap Angkor International Airport
    Mon, Jun 10AirAsia
    £223
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Colombo (CMB) to Siem Reap (REP) the cheapest?

    Airlines adjust prices for flights from Colombo to Siem Reap based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Colombo (CMB) to Siem Reap (REP) cost?

    According to Trip.com's data, the lowest price is around £411.

  • What is the transportation method from the main airport to downtown in Siem Reap?

    • The distance from Siem Reap Angkor International Airport to downtown is about 39km. It takes about 50 minutes by taxi.

How to find a cheap flight from Colombo to Siem Reap

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Colombo to Siem Reap. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Colombo to Siem Reap

Cheapest nonstop flight price

£110

Off-season for travel

June

Peak season for travel

November

Flight distance

2,717.69km

Popular airline

AirAsia Berhad (Malaysia)

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