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Cheap flights from London Heathrow Airport to Hat Yai from £665

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HDY
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Hat Yai

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Hat Yai (HDY). 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 12 September 2025.

Round-trip from

£665

Popular in

December

Cheapest in

June

Average price

£754
26/10-2/11
  • 26/10-2/11
  • 4 total stops
  • 53h 35m total
  • London to Hat Yai
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£27 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Heathrow to Hat Yai

Cheapest flights from Heathrow to Hat Yai
Explore the most affordable flight options available from Heathrow to Hat Yai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Sun 26/1013:00LHR - HDY
2 stops22h 00mMultiple Airlines
Sun 2/1110:30HDY - LHR
2 stops31h 35mMultiple Airlines
Deal found 11/9£665
Sun 26/1011:50LHR - HDY
1 stop19h 10mThai Airways
Sun 2/1114:40HDY - LHR
1 stop35h 55mThai Airways
Deal found 11/9£819
Sun 26/1019:00LHR - HDY
2 stops30h 35mEmirates
Sun 2/1122:10HDY - LHR
2 stops46h 40mEmirates
Deal found 11/9£4,495

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Hat Yai 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 858,174 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Hat Yai that are best for you.

Fly from

Heathrow

Fly to

Hat Yai

Route

Depart

Return

Price

LondonHat Yai

LHR - HDY

LHRHDY

London Heathrow

Sun 26/10

13:00-18:00

2 stops22h 00m

Hat Yai

Sun 2/11

10:30-11:05

2 stops31h 35m

£665

LondonHat Yai

LHR - HDY

LHRHDY

London Heathrow

Sun 26/10

11:50-14:00

1 stop19h 10m

Hat Yai

Sun 2/11

14:40-19:35

1 stop35h 55m

£819

LondonHat Yai

LHR - HDY

LHRHDY

London Heathrow

Sun 26/10

19:00-08:35

2 stops30h 35m

Hat Yai

Sun 2/11

22:10-13:50

2 stops46h 40m

£4,495

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Best time to book a flight from Heathrow to Hat Yai

Have a flexible travel schedule? Discover the best time to fly to Hat Yai 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Hat Yai

What’s the top stopover airport for flights from London Heathrow Airport to Hat Yai?

Share of one-stop return flights from London Heathrow Airport to Hat Yai chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Bangkok (BKK) – chosen by Cheapflights users on 85% of one-stop itineraries from London Heathrow Airport to Hat Yai on Cheapflights.

What’s the fastest stopover option from London Heathrow Airport to Hat Yai?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Hat Yai, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 12m.

What’s the fastest stopover option from London Heathrow Airport to Hat Yai?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Hat Yai, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 12m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Hat Yai?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Hat Yai, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 3h 06m.

Reviews of airlines servicing Hat Yai

Get insights into the airlines that provide service to Hat Yai. 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 Hat Yai. Reviews last updated 12 September 2025.
Check out reviews from past customers who have flown with Thai Airways from London Heathrow Airport to Hat Yai to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
350 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Overall

7.8

Food

7.3

Crew

8.3

Boarding

7.9

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

Comfort

7.5

Entertainment

6.9

Overall

7.8

Food

7.3

Crew

8.3

Boarding

7.9

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 Hat Yai. 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 Hat Yai from London Heathrow?

    Located just 7.8 mi from the city center, Hat Yai is the airport most travelers will use when flying to Hat Yai from London Heathrow. Booking flights from London Heathrow to Hat Yai (HDY) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 1 airline.

  • How long is the flight from London Heathrow Airport to Hat Yai?

    A quick flight from London Heathrow Airport to Hat Yai can take about 19h 10m. Thai Airways provides one of the quickest options available for as low as £819. The distance from London Heathrow Airport to Hat Yai is about 6301 mi. This flight may include one or multiple stops.

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

    According to our current data, Thai Airways (£739), offers the cheapest pricing from London Heathrow Airport to Hat Yai.

  • Can I find deals for flights from Heathrow to Hat Yai that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Hat Yai?

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

  • Can I find deals for business class flights from Heathrow to Hat Yai?

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

See more FAQs

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Alternative routes for Heathrow to Hat Yai

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Top airline flying from Heathrow to Hat Yai

Discover the top airline that operate flights from Heathrow to Hat Yai. 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 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest£739Average£982FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Hat Yai?

Cheapflights makes it easy to find Heathrow to Hat Yai 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 Heathrow to Hat Yai?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hat Yai from Heathrow.

Can Cheapflights find flights from Heathrow to Hat Yai with no change fees?

Need flexible booking options for your flight to Hat Yai from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Hat Yai become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Hat Yai on Cheapflights with our Price Alert feature and get notified when better prices are available.

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