Cheap flights from Chiang Mai to Heathrow

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How to find the cheapest flight from
Chiang Mai (CNX) to Heathrow (LHR)

All the information you need to plan the best CNX to LHR flight in 2022: compare Chiang Mai to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
What is the cheapest month to fly from Chiang Mai to London Heathrow Airport?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, May can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Chiang Mai in May are about ฿29,172 on average during May, but can be found for as low as ฿21,602.

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 decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Chiang Mai to Heathrow in January, February 2022

The best prices found for CNX to LHR flights in January, February
21 Jan - 28 Jan
฿22,725pp
CNX
Chiang Mai
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
CNX
Chiang Mai
15 Feb - 10 Mar
฿24,674pp
CNX
Chiang Mai
เอทิฮัดแอร์เวย์
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
เอทิฮัดแอร์เวย์
     
3 STOPS
CNX
Chiang Mai
15 Feb - 10 Mar
฿25,863pp
CNX
Chiang Mai
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
CNX
Chiang Mai

Chiang Mai to Heathrow 2022 flight deals

Cheap flights to Heathrow from Chiang Mai found for this year
17 Aug - 16 Nov
฿20,975pp
CNX
Chiang Mai
เอทิฮัดแอร์เวย์
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
เอทิฮัดแอร์เวย์
   
2 STOPS
CNX
Chiang Mai
16 Aug - 15 Nov
฿21,834pp
CNX
Chiang Mai
เอทิฮัดแอร์เวย์
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
เอทิฮัดแอร์เวย์
   
2 STOPS
CNX
Chiang Mai
16 Aug - 15 Nov
฿22,197pp
CNX
Chiang Mai
เอทิฮัดแอร์เวย์
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
เอทิฮัดแอร์เวย์
   
2 STOPS
CNX
Chiang Mai

One-way flights to Heathrow from Chiang Mai

The cheapest one-way flights from Chiang Mai to Heathrow
05:10 - 01:35
Multiple Airlines
2 stops
27h 25m
CNX - LHR
Multiple Airlines
฿12,288
FlyFar
14:15 - 04:00
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
2 stops
20h 45m
CNX - LHR
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
฿12,882
lastminute.com
16:20 - 01:20
การบินไทย
1 stop
16h 00m
CNX - LHR
การบินไทย
฿14,137
Travelgenio

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chiang Mai</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Chiang Mai to Heathrow

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

For a flight from Chiang Mai to London Heathrow, you will be flying from Chiang Mai. Chiang Mai (CNX) is just 3.1 km from the centre of the city. Chiang Mai is the only Chiang Mai airport and it handles 0 outbound flights to London Heathrow per day. 5 airlines have flights to London Heathrow from Chiang Mai on a regular basis.

Which airlines flying from Chiang Mai to London Heathrow have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Chiang Mai to London Heathrow that may be offering flexible cancellation policies are กาตาร์แอร์เวย์, เอทิฮัดแอร์เวย์, and บริติชแอร์เวย์. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Chiang Mai to London Heathrow Airport for under ฿24,700 on Cheapflights?

Yes, there are multiple flights from Chiang Mai to London Heathrow Airport for under ฿24,700. The cheapest flight booked recently is on เอทิฮัดแอร์เวย์ for just ฿24,674, but on average you can expect to pay ฿29,794.

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

Currently priced at ฿24,674, เอทิฮัดแอร์เวย์ will fly you from Chiang Mai to London Heathrow Airport and back. In addition to เอทิฮัดแอร์เวย์, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from การบินไทย and ออสเตรียนแอร์ไลน์ - these airlines can fly you to your destination from ฿27,019 and ฿28,935, respectively. เอทิฮัดแอร์เวย์ is currently priced 16% below the average price you’ll pay for this route.

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

For one-way options, check prices for เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์. According to our data, you can fly for as low as ฿12,882. Users have also found prices from ฿13,411 and ฿14,104 on การบินไทย and เอมิเรตส์, respectively.

What are the most popular airlines that fly from Chiang Mai to London Heathrow Airport?

บริติชแอร์เวย์, แอร์ไชน่า and เอทิฮัดแอร์เวย์ are the most popular airlines when flying from Chiang Mai to London Heathrow Airport.

COVID Restrictions

View COVID Travel Restrictions for Heathrow (LHR)

Do I need a COVID test to fly to Heathrow from Chiang Mai?

Information is based on travel restrictions from Chiang Mai to London Heathrow

Most visitors from Chiang Mai need to provide a negative COVID-19 test result and/or quarantine to enter London Heathrow.

COVID-19 testing requirements
Visitors from Chiang Mai must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 2 days hours before departing to London Heathrow.

Quarantine requirements
Visitors from Chiang Mai are not required to quarantine after entering London Heathrow.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Chiang Mai from Heathrow?

Returning to Chiang Mai from London Heathrow

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Chiang Mai.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Chiang Mai.

Hide COVID Travel Restrictions for Heathrow (LHR)

Alternative routes for Chiang Mai to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Chiang Mai to Heathrow.
Today's exchange rate
฿1 = £0.03
Average temperature for January in Heathrow
9.0 °C
Avg rainfall for January in Heathrow
54.0 mm

Airports servicing Chiang Mai

Airports servicing London

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