A rural road with a car driving on it, surrounded by lush greenery and trees.

£446 Cheap Flights from London (LHR) to Khon Kaen (KKC)

View £446 flight on Thu, 20 Aug 2026Opens in a new window

Flight 1

Popular airlines from Heathrow Airport (LHR) to Khon Kaen (KKC)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from London (LHR) to Khon Kaen (KKC)

Prices were available within the past 7 days and start at £446 for one-way flights and £696 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Thu, 10 Sept - Thu, 22 Oct
LHR
London
KKC
Khon Kaen
£696 Return, found 6 days ago
£696
Return
found 6 days ago
Select Qatar Airways flight, departing Thu, 10 Sept from London to Khon Kaen, returning Thu, 22 Oct, priced at £696 found 6 days ago
Qatar Airways
Thu, 10 Sept - Wed, 16 Sept
LHR
London
KKC
Khon Kaen
£709 Return, found 2 days ago
£709
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 10 Sept from London to Khon Kaen, returning Wed, 16 Sept, priced at £709 found 2 days ago
Qatar Airways
Tue, 25 Aug - Thu, 17 Sept
LHR
London
KKC
Khon Kaen
£709 Return, found 3 days ago
£709
Return
found 3 days ago
Select Qatar Airways flight, departing Tue, 25 Aug from London to Khon Kaen, returning Thu, 17 Sept, priced at £709 found 3 days ago
Qatar Airways
Thu, 1 Apr - Thu, 22 Apr
LHR
London
KKC
Khon Kaen
£712 Return, found 2 days ago
£712
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 1 Apr from London to Khon Kaen, returning Thu, 22 Apr, priced at £712 found 2 days ago
Qatar Airways
Mon, 7 Sept - Fri, 11 Sept
LHR
London
KKC
Khon Kaen
£722 Return, found 6 days ago
£722
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 7 Sept from London to Khon Kaen, returning Fri, 11 Sept, priced at £722 found 6 days ago
Qatar Airways
Mon, 7 Sept - Sun, 13 Sept
LHR
London
KKC
Khon Kaen
£735 Return, found 5 days ago
£735
Return
found 5 days ago
Select Qatar Airways flight, departing Mon, 7 Sept from London to Khon Kaen, returning Sun, 13 Sept, priced at £735 found 5 days ago
Etihad Airways
Sat, 12 Sept - Sat, 3 Oct
LHR
London
KKC
Khon Kaen
£793 Return, found 10 hours ago
£793
Return
found 10 hours ago
Select Etihad Airways flight, departing Sat, 12 Sept from London to Khon Kaen, returning Sat, 3 Oct, priced at £793 found 10 hours ago
Thai Airways International
Mon, 13 Jul - Mon, 20 Jul
LHR
London
KKC
Khon Kaen
£1,012 Return, found 1 day ago
£1,012
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 13 Jul from London to Khon Kaen, returning Mon, 20 Jul, priced at £1,012 found 1 day ago
Turkish Airlines
Wed, 9 Sept - Sat, 26 Sept
LHR
London
KKC
Khon Kaen
£1,097 Return, found 1 day ago
£1,097
Return
found 1 day ago
Select Turkish Airlines flight, departing Wed, 9 Sept from London to Khon Kaen, returning Sat, 26 Sept, priced at £1,097 found 1 day ago
Gulf Air
Tue, 14 Jul - Tue, 1 Sept
LHR
London
KKC
Khon Kaen
£1,187 Return, found 1 day ago
£1,187
Return
found 1 day ago
Select Gulf Air flight, departing Tue, 14 Jul from London to Khon Kaen, returning Tue, 1 Sept, priced at £1,187 found 1 day ago

Frequently asked questions

How much does a flight from London (LHR-Heathrow) to Khon Kaen (KKC) cost?
You can find cheap one-way flights from £446 and cheap return flights from £696 LHR to KKC with Expedia. Return flights often range between £742 and £2999. 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 LHR to KKC ticket fares go up or down.
What is the cheapest month to fly from London (LHR-Heathrow) to Khon Kaen (KKC)?
The cheapest months to fly from LHR to KKC 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 London (LHR-Heathrow) to Khon Kaen (KKC)?
Enter LHR to KKC and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from London (LHR-Heathrow) to Khon Kaen (KKC)?
Gulf Air is one of the cheapest airlines offering connecting return flights from London (LHR-Heathrow) to Khon Kaen (KKC), with prices starting from around £828 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from London (LHR-Heathrow) to Khon Kaen (KKC)?
To find a cheap flight from London (LHR-Heathrow) to Khon Kaen (KKC), 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 London (LHR-Heathrow) to Khon Kaen (KKC)?
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 London (LHR-Heathrow) to Khon Kaen (KKC)?
There are approximately 26 connecting flights per day from London Heathrow (LHR) to Khon Kaen (KKC). Some common connection points include Hamad Intl. (DOH), Istanbul Airport (IST), and Abu Dhabi Intl. (AUH).
What is the earliest flight from London (LHR-Heathrow) to Khon Kaen (KKC)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from LHR to KKC. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Khon Kaen (KKC)?
You'll generally find the most flights from London Heathrow (LHR) to Khon Kaen (KKC) on a Friday, with around 25 flights available. This gives you a good selection of options for your journey. Major airlines on this route include Qatar Airways, Etihad Airways, and Turkish Airlines.
What are the most popular departure times for flights from London (LHR-Heathrow) to Khon Kaen (KKC)?
The most popular departure times for flights from London Heathrow (LHR) to Khon Kaen (KKC) are in the late evening, from 9pm to midnight. Many major carriers, including Thai Airways International, Etihad Airways and British Airways, offer flights during this window. Many travellers prefer this because it allows you to maximise your day before your flight and arrive at your destination ready to start your trip.
How long does it take to fly from London (LHR-Heathrow) to Khon Kaen (KKC)?
There are no nonstop flights from London (LHR-Heathrow) to Khon Kaen (KKC). For flights with one stop, you can expect the journey to take around 15 hours 18 minutes. If your flight has two or more stops, the travel time typically increases to about 23 hours 48 minutes. The distance covered on this route is approximately 9466 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and wind patterns.
Can you fly business or first class from London (LHR-Heathrow) to Khon Kaen (KKC)?
Yes, you can fly business class from London Heathrow (LHR) to Khon Kaen (KKC).You can fly business class with Thai Airways International.
How do I earn miles on a London (LHR-Heathrow) to Khon Kaen (KKC) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Khon Kaen (KKC) 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.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Khon Kaen (KKC) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Khon Kaen (KKC) 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 London (LHR-Heathrow) to Khon Kaen (KKC) flight and hotel package?
Securing a London (LHR-Heathrow) to Khon Kaen (KKC) 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 London (LHR-Heathrow) to Khon Kaen (KKC)?
If you booked your London (LHR-Heathrow) to Khon Kaen (KKC) 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
Heathrow
Destination airport
Khon Kaen
Airlines serving
Gulf Air, Thai Airways International, Turkish Airlines
Return price
£696
Distance
9410 km

Book with confidence

Compare flights from London to Khon Kaen easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Khon Kaen. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Khon Kaen in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Khon Kaen.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to Khon Kaen (KKC)

The easiest way to view the best deals on flights from London to Khon Kaen today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Khon Kaen start at just £696 and range up to £1,187.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Khon Kaen
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Khon Kaen flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Khon Kaen for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Khon Kaen easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.