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Cheap flights from Chiang Mai to London Heathrow Airport from £237

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CNX — LHR
19 May — 26 May1
1 adult
Sun 19/5
Sun 26/5

Cheap flight deals from Chiang Mai to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 May 2024.

Popular in

November

Cheapest in

March

Average price

£867

Round-trip from

£69
High demand for flights, 44% potential price rise
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Best time to find cheap flights, 35% potential price drop
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Average for round-trip flights in May 2024
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From Chiang Mai to London Heathrow
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What is the cheapest day to fly round-trip from Chiang Mai to London Heathrow Airport?

Sunday flights are found to be more expensive to fly from Chiang Mai to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

How far in advance should I book a flight from Chiang Mai to London Heathrow Airport?

Travelers have found it’s best to book a flight 36 days in advance to save up to 34% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 36 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chiang Mai to London Heathrow Airport 1-2 weeks in advance for as low as £522, or £749 for flights within the next 24 hours.

What is the cheapest month to fly from Chiang Mai to London Heathrow Airport?

The best pricing can be found in the month of January. Prices to London Heathrow Airport from Chiang Mai average £661. You can even find prices in January for less than £661, as users have found deals to London Heathrow Airport from as low as £513. The month of August appears to be one of the more expensive times to travel to London Heathrow Airport from Chiang Mai. Flying in the targeted month can save you up to 53%.

When is the cheapest time to fly from Chiang Mai to London Heathrow Airport (CNX - LHR)?

When flying from Chiang Mai to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 15% versus a flight in the morning.

Cheap China Eastern flights from Chiang Mai to Heathrow

Explore cheap flight options specifically provided by China Eastern for the route between Chiang Mai and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.
Take a look at some of the lowest-priced China Eastern flights heading from Chiang Mai to London. Come back soon if you're not finding the exact deal you're looking for.
Wed 12/614:55CNX - LHR
1 stop33h 45mChina Eastern
Wed 19/621:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/5£580
Sat 19/1014:55CNX - LHR
1 stop33h 45mChina Eastern
Sat 26/1021:20LHR - CNX
1 stop34h 40mChina Eastern
Deal found 13/5£596
Sat 19/1016:20CNX - LHR
2 stops32h 20mChina Eastern
Sat 26/1021:20LHR - CNX
1 stop34h 40mChina Eastern
Deal found 13/5£597
Sat 19/1016:20CNX - LHR
2 stops32h 20mChina Eastern
Sat 26/1021:20LHR - CNX
1 stop34h 40mChina Eastern
Deal found 13/5£598
Wed 12/614:55CNX - LHR
1 stop33h 45mChina Eastern
Wed 19/621:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£641
Sun 26/514:55CNX - LHR
1 stop33h 45mChina Eastern
Thu 30/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 13/5£643
Sun 26/516:20CNX - LHR
2 stops32h 20mChina Eastern
Thu 30/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 13/5£648
Sat 19/1021:25CNX - LHR
2 stops27h 15mChina Eastern
Sat 26/1021:20LHR - CNX
2 stops36h 05mChina Eastern
Deal found 13/5£686
Sat 19/1016:20CNX - LHR
2 stops32h 20mChina Eastern
Sat 26/1021:20LHR - CNX
2 stops36h 05mChina Eastern
Deal found 13/5£690

Cheap Malaysia Airlines flights from Chiang Mai to Heathrow

Explore cheap flight options specifically provided by Malaysia Airlines for the route between Chiang Mai and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.
Some of the lowest-priced Malaysia Airlines flights we've found at this time heading from Chiang Mai to London. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Sat 19/1014:40CNX - LHR
1 stop21h 15mMalaysia Airlines
Sat 26/1011:00LHR - CNX
1 stop18h 35mMalaysia Airlines
Deal found 13/5£596
Mon 23/912:35CNX - LHR
1 stop34h 00mMalaysia Airlines
Wed 16/1011:00LHR - CNX
1 stop20h 40mMalaysia Airlines
Deal found 13/5£635
Sun 22/912:35CNX - LHR
1 stop34h 00mMalaysia Airlines
Sat 12/1011:00LHR - CNX
1 stop18h 40mMalaysia Airlines
Deal found 13/5£805
Sun 22/912:35CNX - LHR
1 stop34h 00mMalaysia Airlines
Fri 18/1021:35LHR - CNX
1 stop32h 05mMalaysia Airlines
Deal found 13/5£812
Tue 3/920:00CNX - LHR
2 stops39h 55mMalaysia Airlines
Sun 15/911:00LHR - CNX
1 stop18h 40mMalaysia Airlines
Deal found 13/5£840
Sat 21/914:40CNX - LHR
1 stop21h 15mMalaysia Airlines
Fri 18/1011:00LHR - CNX
1 stop20h 40mMalaysia Airlines
Deal found 13/5£869
Thu 26/914:40CNX - LHR
1 stop21h 15mMalaysia Airlines
Tue 15/1011:00LHR - CNX
2 stops26h 10mMalaysia Airlines
Deal found 13/5£881
Sun 22/912:35CNX - LHR
1 stop23h 20mMalaysia Airlines
Mon 14/1011:00LHR - CNX
2 stops26h 10mMalaysia Airlines
Deal found 13/5£917
Sat 21/914:40CNX - LHR
1 stop21h 15mMalaysia Airlines
Mon 14/1011:00LHR - CNX
2 stops26h 10mMalaysia Airlines
Deal found 13/5£952

Cheap Chiang Mai to Heathrow flights in May & June 2024

Find cheap flight options from Chiang Mai to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 852,833 searches. Prices were last updated on 14 May 2024.
The lowest fares we've come across on flights travelling from Chiang Mai to London in May and June 2024. Check back in a little while for more flight options.
Sun 26/523:00CNX - LHR
1 stop24h 45mAir China
Thu 30/522:05LHR - CNX
1 stop17h 55mAir China
Deal found 13/5£558
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sun 19/521:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/5£573
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sun 19/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£579
Wed 12/614:55CNX - LHR
1 stop33h 45mChina Eastern
Wed 19/621:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/5£580
Wed 15/516:20CNX - LHR
2 stops32h 20mChina Eastern
Sun 19/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£584
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sat 18/521:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 14/5£594
Fri 24/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sun 22/921:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 14/5£610
Fri 24/516:20CNX - LHR
2 stops32h 20mChina Eastern
Sun 22/921:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 14/5£615
Wed 12/614:55CNX - LHR
1 stop33h 45mChina Eastern
Wed 19/621:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£641

Chiang Mai to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Chiang Mai and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.
The lowest fares we've come across on flights travelling from Chiang Mai to London in May and June 2024. Check back in a little while for more flight options.
Sun 26/523:00CNX - LHR
1 stop24h 45mAir China
Thu 30/522:05LHR - CNX
1 stop17h 55mAir China
Deal found 13/5£558
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sun 19/521:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/5£573
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sun 19/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£579
Wed 12/614:55CNX - LHR
1 stop33h 45mChina Eastern
Wed 19/621:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 12/5£580
Wed 15/516:20CNX - LHR
2 stops32h 20mChina Eastern
Sun 19/521:20LHR - CNX
2 stops36h 00mChina Eastern
Deal found 12/5£584
Wed 15/514:55CNX - LHR
1 stop33h 45mChina Eastern
Sat 18/521:20LHR - CNX
1 stop34h 05mChina Eastern
Deal found 14/5£594
Sat 19/1014:55CNX - LHR
1 stop33h 45mChina Eastern
Sat 26/1021:20LHR - CNX
1 stop34h 40mChina Eastern
Deal found 13/5£596
Sat 19/1014:40CNX - LHR
1 stop21h 15mMalaysia Airlines
Sat 26/1011:00LHR - CNX
1 stop18h 35mMalaysia Airlines
Deal found 13/5£596
Sat 19/1016:20CNX - LHR
2 stops32h 20mChina Eastern
Sat 26/1021:20LHR - CNX
1 stop34h 40mChina Eastern
Deal found 13/5£597

One-way flights to Heathrow from Chiang Mai

Search for one-way flight options from Chiang Mai to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.
Users in need of a one-way flight from Chiang Mai to London can choose from these deals. Users can also find round-trip Chiang Mai to London flights by using the search form above.
Tue 21/523:00CNX - LHR
1 stop24h 45mAir China
Deal found 12/5£237
Fri 31/514:20CNX - LHR
2 stops35h 55mMultiple Airlines
Deal found 14/5£287
Tue 21/512:30CNX - LHR
2 stops35h 15mMultiple Airlines
Deal found 12/5£289
Sat 15/621:50CNX - LHR
2 stops28h 10mMultiple Airlines
Deal found 14/5£306
Sat 1/619:45CNX - LHR
3 stops53h 45mMultiple Airlines
Deal found 14/5£311
Wed 5/617:20CNX - LHR
1 stop29h 15mMultiple Airlines
Deal found 14/5£312
Tue 4/617:20CNX - LHR
1 stop29h 15mMultiple Airlines
Deal found 14/5£313
Thu 30/515:30CNX - LHR
2 stops32h 15mMultiple Airlines
Deal found 14/5£314
Sun 2/617:30CNX - LHR
3 stops32h 20mMultiple Airlines
Deal found 14/5£317

Find flights from Chiang Mai to Heathrow within your budget

Customise your flight search to find flights from Chiang Mai to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£558 - £820

Route

Depart

Return

Price

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Sun 26/5

1 stop24h 45m

London Heathrow

Thu 30/5

1 stop17h 55m

£558

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Wed 12/6

1 stop33h 45m

London Heathrow

Wed 19/6

1 stop34h 05m

£580

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Sat 19/10

1 stop21h 15m

London Heathrow

Sat 26/10

1 stop18h 35m

£596

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Mon 1/7

1 stop30h 20m

London Heathrow

Thu 29/8

2 stops44h 45m

£674

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Wed 12/6

2 stops17h 35m

London Heathrow

Wed 19/6

2 stops18h 00m

£717

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Tue 24/9

2 stops28h 45m

London Heathrow

Tue 15/10

2 stops36h 30m

£733

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Tue 24/9

1 stop35h 10m

London Heathrow

Mon 14/10

1 stop30h 20m

£787

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Mon 23/9

1 stop24h 05m

London Heathrow

Mon 14/10

1 stop21h 05m

£804

Chiang MaiLondon Heathrow

CNX - LHR

CNXLHR

Chiang Mai

Tue 24/9

1 stop15h 45m

London Heathrow

Tue 15/10

1 stop14h 15m

£820

Flights are sorted by cheapest first

Deals found on 13/5

When is the cheapest time to fly from Chiang Mai to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Chiang Mai to Heathrow. Price data was last updated on 28 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Chiang Mai to London Heathrow Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Heathrow by month

Plan your trip from Chiang Mai to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from Chiang Mai to Heathrow is currently £298 while a return flight costs £697. Price data was last updated on 12 May 2024.

Currently, January is the cheapest month in which you can book a flight from Chiang Mai to London Heathrow Airport (average of £110). Flying from Chiang Mai to London Heathrow Airport in July is currently the most expensive (average of £165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£88

February

£99

March

£95

April

£104

May

£109

June

£131

July

£132

August

£115

September

£110

October

£126

November

£92

December

£96

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

4 - 17 °C

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 14 May 2024.
Get a feel of what it's like to fly with China Eastern, Malaysia Airlines and Etihad Airways from Chiang Mai to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

Asiana Airlines
8.4
Very Good
576 reviews
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

China Airlines
8.3
Very Good
911 reviews
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

Emirates
8.1
Very Good
3,957 reviews
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

Thai Airways
8.1
Very Good
513 reviews
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

Cathay Pacific
7.8
Good
1,086 reviews
Asiana Airlines
8.4
Very Good
576 reviews
Check prices

Comfort

8.2

Crew

8.6

Boarding

8.5

Food

8.2

Entertainment

7.9

Overall

8.4

Reviews

1 / 10

Flight was delayed, ground crew was not helpful. There’s little communication when boarding. Food was okay. Overall experience was okay.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chiang Mai to London Heathrow?

    If you book a flight to London Heathrow from Chiang Mai, you will be flying from Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 1.9 mi from the center of Chiang Mai. There are 0 flights from Chiang Mai to London Heathrow per day from 1 airline.

  • Can I find flights from Chiang Mai to London Heathrow Airport for under £600 on Cheapflights?

    Yes, there are multiple flights from Chiang Mai to London Heathrow Airport for under £600. The cheapest flight booked recently is on Air China for just £558, but on average you can expect to pay £667.

  • What are the cheapest airlines flying from Chiang Mai to London Heathrow Airport round-trip?

    Currently priced at £558, Air China will fly you from Chiang Mai to London Heathrow Airport and back. In addition to Air China, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Eastern and Malaysia Airlines - these airlines can fly you to your destination from £580 and £596, respectively. Users have found that Air China is 32% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chiang Mai to London Heathrow Airport one-way?

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as £237. However, be on the lookout for offers from Malaysia Airlines and China Southern, as they are both options that can get you from Chiang Mai to London Heathrow Airport for a low price.

  • What does CNX to LHR mean?

    Great question - CNX to LHR just means Chiang Mai Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Chiang Mai to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Chiang Mai to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chiang Mai to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chiang Mai to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chiang Mai to Heathrow that include hotel bookings?

    Yes. In addition to deals on Chiang Mai to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Heathrow.

  • Can I find deals for business class flights from Chiang Mai to Heathrow?

    Yes. Cheapflights offers flight deals from Chiang Mai to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chiang Mai to Heathrow that allow pets onboard?

    Many airlines flying from Chiang Mai to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chiang Mai to Heathrow?

    Yes, you can often find last-minute deals on Chiang Mai to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chiang Mai to London Heathrow Airport flight deals updated?

    The Chiang Mai to London Heathrow Airport flight deals you see on this page were last updated on 14/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Chiang Mai to Heathrow

Discover the top airline that operate flights from Chiang Mai to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 852,833 searches. Data last updated 14 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest£842Average£896FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
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Search flights from Chiang Mai to Heathrow by cabin class

Find flights from Chiang Mai to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chiang Mai to Heathrow?

Cheapflights makes it easy to find Chiang Mai to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chiang Mai to Heathrow.

Can Cheapflights find flights from Chiang Mai to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Chiang Mai to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Chiang Mai to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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