Trip.com
>
Cheap Flights
>
Sri Lanka
>
Colombo
>
Flights from Chiang Rai to Colombo

Find the cheapest flight options from Chiang Rai to Colombo over the next three months. Book one-way tickets from €128 and round-trip tickets from €283.

      • CEI 08:40
        14h 50m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Wed, Jan 14 | Thai AirAsia
        CMB 02:45
        27h 55m
        1 stop
        CEI 08:10
        Colombo - Chiang Rai | Wed, Jan 21 | Thai AirAsia
        €283 €675
        57% OFF
        57% OFF
        €675 €283
      • CEI 13:55
        9h 35m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Wed, Jan 14 | Nokair
        CMB 02:45
        14h 30m
        1 stop
        CEI 18:45
        Colombo - Chiang Rai | Wed, Jan 21 | Thai AirAsia
        €288 €675
        56% OFF
        56% OFF
        €675 €288
      • CEI 08:30
        15h
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Wed, Jan 14 | Thai Vietjet Air
        CMB 02:45
        10h 35m
        1 stop
        CEI 14:50
        Colombo - Chiang Rai | Wed, Jan 21 | Thai AirAsia
        €297 €675
        56% OFF
        56% OFF
        €675 €297
      • CEI 14:40
        8h 50m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Wed, Jan 14 | Thai Lion Air
        CMB 02:45
        9h 45m
        1 stop
        CEI 14:00
        Colombo - Chiang Rai | Wed, Jan 21 | Thai AirAsia
        €298
        56% OFF
        €675 €298
      • CEI 10:15
        13h 15m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Wed, Jan 14 | Thai Airways
        CMB 02:45
        14h 5m
        1 stop
        CEI 18:20
        Colombo - Chiang Rai | Wed, Jan 21 | Thai AirAsia
        €325
        52% OFF
        €675 €325
      • CEI 16:05
        7h 25m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Fri, Jan 23 | Thai AirAsia
        CMB 02:45
        11h 20m
        1 stop
        CEI 15:35
        Colombo - Chiang Rai | Fri, Jan 30 | Thai AirAsia
        €334
        51% OFF
        €675 €334
      • CEI 18:55
        6h 36m
        1 stop
        CMB 00:01
        Chiang Rai - Colombo | Fri, Jan 23 | Thai Airways
        CMB 01:00
        7h 10m
        1 stop
        CEI 09:40
        Colombo - Chiang Rai | Fri, Jan 30 | Thai Airways
        €496
        26% OFF
        €675 €496
      • CEI 14:25
        11h 6m
        1 stop
        CMB 00:01
        Chiang Rai - Colombo | Tue, Dec 16 | Thai Airways
        CMB 23:00
        12h 55m
        1 stop
        CEI 13:25
        Colombo - Chiang Rai | Tue, Dec 23 | Thai AirAsia
        €545
        19% OFF
        €675 €545
      • CEI 14:25
        12h 50m
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Sat, Jan 3 | Thai Airways
        CMB 23:00
        17h 50m
        1 stop
        CEI 18:20
        Colombo - Chiang Rai | Wed, Jan 7 | Thai AirAsia
        €550
        18% OFF
        €675 €550
      • CEI 15:20
        26h 5m
        1 stop
        CMB 15:55
        Chiang Rai - Colombo | Fri, Jan 23 | Thai Vietjet Air
        CMB 07:30
        10h 25m
        1 stop
        CEI 19:25
        Colombo - Chiang Rai | Fri, Jan 30 | SriLankan Airlines
        €608
        10% OFF
        €675 €608
      • CEI 13:00
        17h 25m
        1 stop
        CMB Invalid Date
        Chiang Rai - Colombo | Sat, Dec 13 | Normal Airline
        CMB 15:00
        6h
        Direct
        CEI 16:00
        Colombo - Chiang Rai | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • CEI 08:40
        18h 35m
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Sat, Jan 24 | Thai AirAsia
        €128 €166
        23% OFF
        23% OFF
        €166 €128
      • CEI 10:15
        17h
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Sat, Jan 24 | Thai Lion Air
        €133 €166
        20% OFF
        20% OFF
        €166 €133
      • CEI 08:45
        14h 45m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Thu, Dec 18 | Thai AirAsia
        €137 €166
        18% OFF
        18% OFF
        €166 €137
      • CEI 10:00
        13h 30m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Thu, Dec 18 | Nokair
        €140
        16% OFF
        €166 €140
      • CEI 10:15
        13h 15m
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Thu, Dec 18 | Thai Lion Air
        €140
        16% OFF
        €166 €140
      • CEI 08:30
        15h
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Thu, Dec 18 | Thai Vietjet Air
        €145
        13% OFF
        €166 €145
      • CEI 20:30
        27h
        1 stop
        CMB 22:00
        Chiang Rai - Colombo | Fri, Jan 9 | Thai Lion Air
        €147
        12% OFF
        €166 €147
      • CEI 08:30
        18h 45m
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Tue, Dec 23 | Thai Vietjet Air
        €147
        12% OFF
        €166 €147
      • CEI 08:45
        18h 30m
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Tue, Dec 23 | Thai AirAsia
        €148
        11% OFF
        €166 €148
      • CEI 10:15
        17h
        1 stop
        CMB 01:45
        Chiang Rai - Colombo | Tue, Dec 23 | Thai Lion Air
        €150
        10% OFF
        €166 €150
      • CEI 13:00
        17h 25m
        1 stop
        CMB Invalid Date
        Chiang Rai - Colombo | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Chiang Rai to Colombo are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Chiang Rai to Colombo

The distance between Chiang Rai and Colombo is 2,600.61 km. Based on Trip.com's data, travel demand peaks in December. The off-season for travel is September.

Cheapest one-way flight price€128
Cheapest round-trip ticket price€283
Off-season for travelSeptember
Peak season for travelDecember
Flight distance2,600.61 km

Find the best time to fly from Chiang Rai to Colombo

The cheapest time for Chiang Rai to Colombo flights: Jan 18 to Jan 25 — one way flight prices from €127.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Chiang Rai to Colombo, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Chiang Rai to Colombo (CEI-CMB)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as €128 on Cheapest nonstop routes (e.g. CEI to CMB on Sat, Jan 24), while Thai AirAsia offers Cheapest nonstop round-trips from €283 departing on Wed, Jan 14 and returning on Wed, Jan 21.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chiang Rai 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 Chiang Rai 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 Sat, Jan 24, with one-way flights priced at just €128.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia.
    · 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 December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chiang Rai to Colombo is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Chiang Rai to Colombo on December 16, 2025 with Thai Airways, with prices starting at €544.
  • The time difference between Colombo and Chiang Rai 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.