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Phuket to Chiang Mai flights in December 2026 from $180 HKT → CNX

Phuket International Airport (HKT) → Chiang Mai International Airport (CNX)

For departures in December 2026, the cheapest return found recently is $180 with Thai Vietjet Air, 18 Dec – 14 Jan 2027, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 8 departure dates is usually $201 to $218. Across all 29 departure dates we hold on this route, it is usually $171 to $204. Of the 4 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$180

18 Dec – 14 Jan 2027 · Thai Vietjet Air

Phuket International Airport (HKT) → Chiang Mai International Airport (CNX)

out nonstop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
18 Dec – 14 Jan 2027$180Thai Vietjet Airout nonstop, back 1 stopfound 2 days agoSee prices for these dates
20 Dec – 16 Jan 2027$189Thai Vietjet Airout nonstop, back 1 stopfound 2 days agoSee prices for these dates
13 Dec – 18 Dec$205Thai Vietjet Airout nonstop, back 1 stopfound 5 days agoSee prices for these dates
15 Dec – 23 Dec$210Thai Vietjet Airout nonstop, back 1 stopfound 2 days agoSee prices for these dates
19 Dec – 23 Dec$214Thai Vietjet Airout nonstop, back 1 stopfound 4 days agoSee prices for these dates

Every date we hold

8 departure dates

13 Dec – 18 Dec: $205, found 5 days ago15 Dec – 23 Dec: $210, found 2 days ago17 Dec – 21 Dec: $217, found 2 days ago18 Dec – 14 Jan 2027: $180, found 2 days ago19 Dec – 23 Dec: $214, found 4 days ago20 Dec – 16 Jan 2027: $189, found 2 days ago29 Dec – 6 Jan 2027: $222, found 6 days ago31 Dec – 4 Jan 2027: $245, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
13 Dec – 18 Dec$205Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 5 days agoSee prices for these dates
15 Dec – 23 Dec$210Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
17 Dec – 21 Dec$217Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
18 Dec – 14 Jan 2027$180Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
19 Dec – 23 Dec$214Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 4 days agoSee prices for these dates
20 Dec – 16 Jan 2027$189Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
29 Dec – 6 Jan 2027$222Thai Vietjet AirPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 6 days agoSee prices for these dates
31 Dec – 4 Jan 2027$245Thai AirAsiaPhuket International Airport (HKT) → Chiang Mai International Airport (CNX)out nonstop, back 1 stopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $151.

November 2026From $151Cheapest seen6 departure dates15 Nov – 23 Nov · found 2 days agoSee prices for these dates
December 2026From $1808 departure dates18 Dec – 14 Jan 2027 · found 2 days agoSee prices for these dates
January 2027From $1734 departure dates17 Jan 2027 – 21 Jan 2027 · found 3 days agoSee prices for these dates
February 2027From $1648 departure dates1 Feb 2027 – 10 Feb 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $1742 departure dates4 Mar 2027 – 20 Mar 2027 · found 4 days agoSee prices for these dates
May 2027From $1691 departure date10 May 2027 – 16 May 2027 · found 7 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work