Prices were available within the past 7 days and start at AU$546 for one-way flights and AU$1,365 for return, for the period specified. Prices and availability are subject to change.
How much does a flight from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) cost?
You can find cheap one-way flights from AU$546 and cheap return flights AU$1,365 CNX to LHR with Expedia. One-way flights typically cost between AU$787 and AU$2,569. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when CNX to LHR ticket fares go up or down.
What is the cheapest month to fly from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
The cheapest months to fly from CNX to LHR are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chiang Mai (CNX) to London (LHR)?
Enter CNX to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chiang Mai (CNX) to London (LHR)?
To find a cheap flight from Chiang Mai (CNX) to London (LHR), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
There are approximately 16 connecting flights per day from Chiang Mai (CNX) to London (LHR). Some common connection points include Suvarnabhumi Intl. (BKK), Changi (SIN), and Phuket Intl. (HKT).
What is the earliest flight from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
The earliest flight from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) typically departs around 12:15 AM local time. This flight is operated by Korean Air. This is a seasonal service, active in February, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
You'll find the most flights from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) on a Thursday, with around 37 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Bangkok Airways, Thai Airways International, and Malaysia Airlines. Flight options are notably more plentiful on Thursdays compared to other days of the week.
What are the most popular departure times for flights from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
The most popular departure time for flights from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) is between 9am and 12pm. Many major carriers, including Thai Airways International, Bangkok Airways and HK Express, offer flights during this window. Many travellers prefer this time as it allows for a relaxed morning before heading to the airport, and you'll arrive in London with plenty of time to settle in.
How long does it take to fly from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
There are no nonstop flights from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow). The distance between these two airports is approximately 9,015 kilometres. For flights with one stop, you can expect the journey to take around 16 hours. If your flight has two or more stops, the travel time typically extends to about 24 hours 30 minutes. Keep in mind that these are average times, and your actual flight duration can vary depending on the specific route, layover times, and factors like wind patterns.
Can you fly business or first class from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow)?
Yes, you can fly business class between CNX and LHR. Airlines that offer business class service on this route include:
* Etihad Airways * Thai Airways International * China Eastern Airlines * Malaysia Airlines * Bangkok Airways * Air China * China Airlines
How do I earn miles on a Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London (LHR) from Chiang Mai (CNX)?
If you're planning to travel to London from Chiang Mai Intl. (CNX), you can fly directly into Heathrow (LHR). Some flights may connect through major hubs like Suvarnabhumi Intl. (BKK), Phuket Intl. (HKT), or Kuala Lumpur Intl. (KUL) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Chiang Mai (CNX-Chiang Mai Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chiang Mai (CNX) to London (LHR)?
If you booked your Chiang Mai (CNX) to London (LHR) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.
Travel information
Origin airport
Chiang Mai Intl. Airport
Destination airport
Heathrow Airport
Distance
9,014 km away
Airlines serving
Thai Airways International, Cathay Pacific, Lufthansa, EVA Airways, Etihad Airways, Austrian Airlines, Singapore Airlines, Finnair, Malaysia Airlines, Qatar Airways, China Southern Airlines, Swiss International Air Lines, Emirates, Korean Air, China Eastern Airlines, Air China, Oman Air, China Airlines, KLM, Turkish Airlines, Sri Lankan Airlines