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Cheap flights from London Heathrow Airport to Khon Kaen

LHR — KKC
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Khon Kaen

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Khon Kaen (KKC). 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 17 September 2025.

Popular in

July

Cheapest in

May

Average price

£738
Highest demand for flights based on searches. 8% potential increase in price (£59 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Heathrow to Khon Kaen

Have a flexible travel schedule? Discover the best time to fly to Khon Kaen from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Khon Kaen

Get insights into the airlines that provide service to Khon Kaen. 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 Khon Kaen. Reviews last updated 17 September 2025.
See what other customers who have flown with Thai Airways from London Heathrow Airport to Khon Kaen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
350 reviews
Check prices

Entertainment

6.9

Boarding

7.9

Comfort

7.5

Crew

8.3

Overall

7.8

Food

7.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.8
Good
350 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Entertainment

6.9

Boarding

7.9

Comfort

7.5

Crew

8.3

Overall

7.8

Food

7.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Khon Kaen. 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 into for flights to Khon Kaen from London Heathrow?

    Most people fly into Khon Kaen (KKC) if they book a flight to Khon Kaen from London Heathrow. On average, Khon Kaen has 0 inbound flights from London Heathrow per day from 1 airline. Khon Kaen is conveniently located just 3.6 mi from Khon Kaen’s city center.

  • What is the cheapest airline to fly from London Heathrow Airport to Khon Kaen round-trip?

    According to our current data, Thai Airways (£688), offers the cheapest pricing from London Heathrow Airport to Khon Kaen. Users have found that Thai Airways is 19% cheaper than the other options available to this destination.

  • Can I find deals for flights from Heathrow to Khon Kaen that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Khon Kaen?

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

  • Can I find deals for business class flights from Heathrow to Khon Kaen?

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

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Alternative routes for Heathrow to Khon Kaen

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Heathrow to Khon Kaen

Discover the top airline that operate flights from Heathrow to Khon Kaen. 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 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest£688Average£747FlexibilityNo cancel feeOn-time77%
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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 Heathrow to Khon Kaen?

When you search for this flight from Heathrow to Khon Kaen, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Khon Kaen?

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 Heathrow to Khon Kaen.

Can Cheapflights find flights from Heathrow to Khon Kaen with no change fees?

Certainly. Search results for flights to Khon Kaen from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Khon Kaen become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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