Cheap Flights from Hong Kong to Chiang Mai from AU$ 179

Flight FAQs

• Which airlines offer the cheapest flights from Hong Kong to Chiang Mai?

  Based on Trip.com data, HK Express offers Cheapest nonstop one-way flights from AU$ 179 (for example, HKG–CNX on Tue, Sep 22). For a Cheapest nonstop return flight, HK Express offers fares from AU$ 345, departing on Wed, Sep 23 and returning on Fri, Sep 25.

• Which airlines offer direct flights from Hong Kong to Chiang Mai?

  At the moment, you can catch a direct flight from Hong Kong to Chiang Mai with the following airlines, including: HK Express Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flights from Hong Kong (HKG) to Chiang Mai (CNX)?

  It takes about 2 hours 53 minutes to fly from Hong Kong (HKG) to Chiang Mai (CNX).

• When is the best time to book flights from Hong Kong to Chiang Mai?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong to Chiang Mai 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.

• How many flights are there from Hong Kong to Chiang Mai each week?

  On average, 10 direct flights operate each week between Hong Kong and Chiang Mai. See below the schedules of the main airlines serving this route:
  HK Express: -/M/-/W/-/F/- – UO738 (departure at 08:04) HK Express: S/M/T/W/T/F/S – UO744 (departure at 16:54)

• How can I find the best deals on flights from Hong Kong to Chiang Mai?

  Here are some tips for finding the best flight deals from Hong Kong to Chiang Mai on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Tue, Sep 22, with one-way fares from just AU$ 179.
  · Compare airlines. HK Express currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. January is generally the busiest month for travel to Chiang Mai.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Hong Kong to Chiang Mai to get the best price?

  The cheapest month to book a flight from Hong Kong to Chiang Mai is usually October, when demand is lower.

• Which upcoming date is the cheapest for flights from Hong Kong to Chiang Mai?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Hong Kong to Chiang Mai on September 16, 2026 with HK Express, with prices starting at AU$ 317.

• Which airports should you choose for flights from Hong Kong to Chiang Mai?

  Flights to Chiang Mai can arrive at: Chiang Mai International Airport (CNX). The most common route connects Hong Kong International Airport and Chiang Mai International Airport (HKG–CNX).

• What is the time difference between Hong Kong and Chiang Mai?

  The time difference between Chiang Mai and Hong Kong is 1h.

• How can I change or cancel my flight ticket from Hong Kong to Chiang Mai?

  Tickets can only be changed or cancelled 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.

• What is the average price of a one-way flight from Hong Kong to Chiang Mai?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Hong Kong to Chiang Mai is AU$ 483. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Hong Kong to Chiang Mai?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Hong Kong to Chiang Mai is AU$ 623. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Hong Kong to Chiang Mai on Trip.com?

  Enter Hong Kong and Chiang Mai, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Hong Kong to Chiang Mai route?

  HK Express and Thai Lion Airare the most popular budget airlines flying from Hong Kong to Chiang Mai. Check baggage, seat and payment fees before comparing the final price.