Skip to main content
Select journey type

If you’re travelling with infant(s) under two years of age, or your infant turns two during your trip, please contact your local reservations office.

Find Flights from London to Chiang Mai with Thai Airways

  1. Homekeyboard_arrow_right
  2. Flightskeyboard_arrow_right
  3. From London to Chiang Mai

London (LHR) - Chiang Mai (CNX) Flight Deals*

LHR-CNX

London (LHR) to Chiang Mai (CNX)

04/01/2022-

03/03/2022

GBP615

​Round trip | Economy

LHR-CNX

London (LHR) to Chiang Mai (CNX)

05/01/2022-

03/03/2022

GBP615

​Round trip | Economy

LHR-CNX

London (LHR) to Chiang Mai (CNX)

14/12/2021-

09/02/2022

GBP624

​Round trip | Economy

LHR-CNX

London (LHR) to Chiang Mai (CNX)

29/11/2021-

23/01/2022

GBP625

​Round trip | Economy

LHR-CNX

London (LHR) to Chiang Mai (CNX)

08/12/2021-

02/02/2022

GBP630

​Round trip | Economy

LHR-CNX

London (LHR) to Chiang Mai (CNX)

04/01/2022-

28/02/2022

GBP665

​Round trip | Economy

*Best fares on flights found by others in the last 48 hours.

Compare Top Offers from London to Chiang Mai*

  1. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    30/03/2022

    CNX-LHR

    19/04/2022

    GBP615

  2. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    18/01/2022

    CNX-LHR

    17/03/2022

    GBP615

  3. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    18/01/2022

    CNX-LHR

    16/03/2022

    GBP615

  4. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    21/02/2022

    CNX-LHR

    19/04/2022

    GBP615

  5. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    22/02/2022

    CNX-LHR

    19/04/2022

    GBP615

  6. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    20/02/2022

    CNX-LHR

    19/04/2022

    GBP615

  7. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    28/02/2022

    CNX-LHR

    19/04/2022

    GBP615

  8. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    20/03/2022

    CNX-LHR

    19/04/2022

    GBP615

  9. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    21/03/2022

    CNX-LHR

    19/04/2022

    GBP615

  10. London (LHR) to Chiang Mai (CNX)

    ​Round trip | Economy
    LHR-CNX

    24/02/2022

    CNX-LHR

    19/04/2022

    GBP616

*Best fares on flights found by others in the last 48 hours.

Find Flights from London to Chiang Mai with Thai Airways

Relevant Thai Airways Routes