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Cheap First Class flights to Thailand

LHR — BKK
16 Jul — 23 Jul1
1 adult

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Cheap first class flights to Thailand in 2025

Find the latest flights to Thailand in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 11 July 2025.

Average Price

£7,539

Cheapest Price

£6,402

Top Rated Airline

Thai Airways

No. of Airlines

7
Average for return first class flights in July 2025
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The lowest price for a first class flight ticket to Thailand
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Cheapest first class flights to Thailand
Explore the most affordable first class flight options available to Thailand. Find the lowest fares based on data from user searches, with prices last updated on 11 July 2025.

Tue 2/921:45LHR - HKT
1 stop19h 50mEtihad Airways
Mon 15/900:55HKT - LHR
1 stop17h 50mEtihad Airways
Deal found 10/7£4,866
Sat 1/1108:25LHR - BKK
1 stop15h 20mOman Air
Sun 23/1120:05BKK - LHR
1 stop16h 50mOman Air
Deal found 9/7£5,231
Fri 8/821:05LHR - BKK
1 stop16h 30mMultiple Airlines
Thu 14/803:25BKK - LHR
1 stop17h 20mMultiple Airlines
Deal found 9/7£5,254
Wed 5/1111:45LHR - BKK
1 stop15h 20mKuwait Airways
Sat 22/1103:10BKK - LHR
1 stop18h 35mKuwait Airways
Deal found 11/7£5,695
Wed 10/921:45LHR - HKT
1 stop19h 50mMultiple Airlines
Wed 24/923:55HKT - LHR
1 stop18h 30mMultiple Airlines
Deal found 10/7£5,882
Fri 15/814:05MAN - BKK
1 stop16h 25mEmirates
Mon 25/801:35BKK - MAN
1 stop16h 25mEmirates
Deal found 9/7£7,267

Travel insights for first class flights from United Kingdom to Thailand

Get recent, data-driven insights about first class flights from United Kingdom to Thailand including ideal travel times, pricing trends, and more.

What is the cheapest month to book a First Class flight from United Kingdom to Thailand?

Currently, January is the cheapest month in which you can book a First Class flight from United Kingdom to Thailand (average of £2,601). Flying from United Kingdom to Thailand in December is currently the most expensive (average of £4,885). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

Rainfall in Thailand by month

Plan your trip to Thailand by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Thailand ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Thailand when rainfall is around 10.0 mm.

Temperature in Thailand by month

Plan your trip to Thailand by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Frequently asked questions about Thailand first class tickets

Find answers to common questions related to first class tickets for flights to Thailand. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 11 July 2025.

  • What is the cheapest price for a First Class ticket to Thailand?

    Normally, First Class flights to Thailand fall around £7,539 per ticket. However, £6,402 is the cheapest rate for this flight found recently (this flight took off from London Heathrow Airport).

  • How much do Business Class flight tickets to Thailand cost?

    About £3,056 per person. If you plan to fly Business Class to Thailand, note that Business Class cabin tickets are usually 60% lower than First Class cabin tickets.

  • How many premium cabins does British Airways have for flights to Thailand?

    British Airways currently offers a couple premium cabin classes on flights to Thailand: Business Class, Prem Economy Class and First Class. Still not enough? Try taking a look at other airlines or choosing a new departing point for more cabin options.

  • What is the cheapest month to book a First Class flight from United Kingdom to Thailand?

    Currently, January is the cheapest month in which you can book a First Class flight from United Kingdom to Thailand (average of £2,601). Flying from United Kingdom to Thailand in December is currently the most expensive (average of £4,885). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

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