$180 Find Cheap Flights from Chiang Mai to London - Compare and Save

Only Economy Class is available on flights from Chiang Mai to London Heathrow Airport.

A nonstop flight from Chiang Mai to London Heathrow Airport takes 00m, covering 5,598 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Chiang Mai to London Heathrow Airport range from $844 to $1,123, with an average of $1,027 over the past 12 months. Anything below $844 counts as a good deal.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $759 to $7,463. That means the highest observed fare was about 10x higher than the lowest one.

One-way fares from Chiang Mai to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about $282, which is 48% below the typical average for this route.

London Heathrow Airport (LHR) hosts 5 major car rental companies, with daily rates starting from around $7 for economy cars. Top options include:

• GREEN MOTION
• DRIVALIA
• Europcar
• Alamo
• Hertz

Flights from Chiang Mai to London Heathrow Airport usually depart from Chiang Mai (CNX) and arrive at London Heathrow (LHR).

One-stop flights from Chiang Mai to London Heathrow Airport most commonly connect through:

• Abu Dhabi Zayed Intl (AUH) - 44% of one-stop connections
• Bangkok Suvarnabhumi (BKK) - 36% of one-stop connections
• Beijing Capital (PEK) - 12% of one-stop connections
• Hong Kong Intl (HKG) - 6% of one-stop connections

Yes. Flexible dates can save you up to 36% on flights from Chiang Mai to London Heathrow Airport. Wednesday is the cheapest departure day at $858 round-trip on average, while Friday is the most expensive at $1,331, a difference of $473.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time at 15h 47m, compared with 16h 55m via Abu Dhabi Zayed Intl (AUH) and 21h 15m via Beijing Capital (PEK).

London Heathrow Airport is 6 hours behind Chiang Mai (British Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in London Heathrow Airport are Hyde Park and Buckingham Palace. These are among the most viewed places in London Heathrow Airport on KAYAK.

Thai Airways flights usually stop in Bangkok. Korean Air flights generally stop in Seoul at Incheon Airport (ICN) and EVA Air flights also stop in Bangkok. You can also find flights with Singapore Airlines that stop at Singapore Changi Aiport (SIN). Some China Eastern flights have a single stopover in Shanghai (PVG) while most Cathay Pacific flights have two stops, although some include a single stopover in Hong Kong (HKG).

Korean Air allows you to bring 23 kg on an Economy ticket. Qatar Airways allows 20 kg, 25 kg, 30 kg or 35 kg, depending on the type of Economy fare you choose. Thai Airways lets you bring 20 kg of checked luggage on their Standard Economy fare. Singapore Airlines lets you bring 25 kg on their Value and Lite fares and 30 kg on their Flexi and Standard fares.

Korean Air allows you to bring 10 kg of carry on luggage spread across your suitcase and personal bag. Most other airlines let passengers bring up to 7 kg of carry on luggage, plus a small personal item. This item usually isn't weighed, but it generally can't be larger than 40 x 30 x 10 cm.

Chiang Mai Airport has a number of lounges available. Bangkok Airways has two lounges in the Domestic Terminal. Thai Airways has lounges in the domestic and international terminals. You can also spend time at the Coral Executive Lounge. There's one in each terminal and they're open to all passengers for an additional fee.