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Cheap flights from Southampton to Thailand from £466

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Thailand

Keep the following information in mind while searching for Southampton to Thailand flight deals. Data was last updated 5 November 2025.

Round-trip from

£758

One-way from

£466

Popular in

December

Cheapest in

May

Average price

£610
Qatar Airways
  • Qatar Airways
  • 19/1-18/2
  • 4 total stops
  • 63h 15m total
  • Southampton to Thailand
Search Deals
16/12
  • 16/12
  • 3 total stops
  • 51h 55m total
  • Southampton to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Southampton to Thailand

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Thailand
Explore the most affordable flight options available from Southampton to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Tue 18/1120:10SOU - BKK
2 stops40h 15mQatar Airways
Tue 16/1209:05BKK - SOU
2 stops41h 35mQatar Airways
Deal found 4/11£766
Tue 11/1117:30SOU - USM
2 stops36h 35mMultiple Airlines
Wed 26/1111:40USM - SOU
2 stops27h 40mMultiple Airlines
Deal found 5/11£841
Sun 23/1109:30SOU - BKK
2 stops25h 55mQatar Airways
Thu 4/1202:00BKK - SOU
2 stops24h 40mQatar Airways
Deal found 4/11£857
Thu 18/1216:05SOU - BKK
2 stops30h 40mMultiple Airlines
Thu 25/1215:10BKK - SOU
3 stops35h 10mMultiple Airlines
Deal found 3/11£866
Sat 8/1117:30SOU - HKT
3 stops33h 35mMultiple Airlines
Wed 19/1122:05HKT - SOU
2 stops23h 00mMultiple Airlines
Deal found 3/11£883
Sun 23/1118:05SOU - BKK
1 stop33h 00mKLM
Fri 5/1212:15BKK - SOU
1 stop35h 45mKLM
Deal found 4/11£893
Sat 8/1117:30SOU - BKK
1 stop33h 35mKLM
Wed 19/1112:15BKK - SOU
1 stop27h 05mKLM
Deal found 3/11£903
Tue 18/1117:30SOU - BKK
1 stop33h 35mKLM
Tue 16/1212:15BKK - SOU
1 stop26h 55mKLM
Deal found 4/11£909
Sun 30/1109:30SOU - HKT
2 stops21h 45mKLM
Thu 4/1210:30HKT - SOU
2 stops37h 30mKLM
Deal found 2/11£919
Sat 8/1109:25SOU - HKT
2 stops41h 25mKLM
Wed 19/1107:45HKT - SOU
2 stops31h 35mKLM
Deal found 3/11£940
Fri 19/1219:50SOU - HKT
2 stops33h 40mMultiple Airlines
Fri 26/1222:05HKT - SOU
2 stops21h 00mMultiple Airlines
Deal found 4/11£1,263

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Thailand 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 5 November 2025.
Use the filters below to find and compare flights from Southampton to Thailand that are best for you.

Fly from

Southampton

Fly to

Thailand

Route

Depart

Return

Price

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 5/3

20:10-12:15

2 stops33h 05m

Bangkok Suvarnabhumi

Wed 25/3

18:55-19:40

2 stops31h 45m

£759

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 5/3

20:10-13:05

2 stops33h 55m

Bangkok Suvarnabhumi

Sun 22/3

02:00-19:40

2 stops24h 40m

£759

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 9/3

09:30-12:15

2 stops19h 45m

Bangkok Suvarnabhumi

Wed 18/3

03:00-19:40

2 stops23h 40m

£759

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 5/3

20:10-12:15

2 stops33h 05m

Bangkok Suvarnabhumi

Wed 18/3

03:00-19:40

2 stops23h 40m

£759

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 20/1

12:25-19:25

2 stops24h 00m

Bangkok Suvarnabhumi

Thu 19/2

09:05-15:35

2 stops37h 30m

£760

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 10/3

12:25-19:25

2 stops24h 00m

Bangkok Suvarnabhumi

Thu 19/3

09:05-19:40

2 stops41h 35m

£761

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 11/3

12:25-06:40

2 stops35h 15m

Bangkok Suvarnabhumi

Wed 18/3

03:00-19:40

2 stops23h 40m

£764

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Fri 6/3

20:10-06:40

2 stops27h 30m

Bangkok Suvarnabhumi

Wed 18/3

02:00-19:40

2 stops24h 40m

£785

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 10/3

12:25-19:25

2 stops24h 00m

Bangkok Suvarnabhumi

Sun 22/3

20:30-19:40

2 stops30h 10m

£785

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 9/3

09:30-13:05

2 stops20h 35m

Bangkok Suvarnabhumi

Sat 21/3

20:30-19:40

2 stops30h 10m

£785

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 38 results
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Best time to book a flight from Southampton to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Southampton 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 Southampton to Thailand

What is the cheapest month to book a flight from Southampton to Thailand?

Currently, May is the cheapest month in which you can book a flight from Southampton to Thailand (average of £248). Flying from Southampton to Thailand in July is currently the most expensive (average of £555). 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.

What is the cheapest time of day to fly from SOU to TH?

Find hourly flight availability from Southampton to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 November 2025.

It’s optimal to fly from Southampton to Thailand in the afternoon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated 5 November 2025.
Read through reviews of airlines operating flights from Southampton to Thailand, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Thailand. 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 from for flights from Southampton to Thailand?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to Thailand. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

  • How long is the flight from Southampton to Thailand?

    Departing from Southampton to Thailand will take you 21h 45m. The distance from Southampton to Thailand is about 6195 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Southampton to Thailand?

    While some choose either Southampton Eastleigh - Phuket City or Southampton Eastleigh - Ko Samui, Southampton Eastleigh - Bangkok Suvarnabhumi is the most popular route from Southampton to Thailand.

  • Can I find deals for flights from Southampton to Thailand that include hotel bookings?

    Yes. In addition to deals on Southampton to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Thailand?

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

  • Can I find deals for business class flights from Southampton to Thailand?

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

  • What is the cheapest month to book a flight from Southampton to Thailand?

    Currently, May is the cheapest month in which you can book a flight from Southampton to Thailand (average of £248). Flying from Southampton to Thailand in July is currently the most expensive (average of £555). 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.

See more FAQs

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Alternative routes for Southampton to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Mumbai flights
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Stansted to Phuket City flights
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Gatwick to Ahmedabad flights

Top airline flying from Southampton to Thailand

Discover the top airline that operate flights from Southampton to Thailand. 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 5 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£611Average£797FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 Southampton to Thailand?

Cheapflights makes it easy to find Southampton to Thailand 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 Southampton to Thailand?

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 Southampton to Thailand.

Can Cheapflights find flights from Southampton to Thailand with no change fees?

Need flexible booking options for your flight to Thailand from Southampton? 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 Southampton to Thailand become cheaper?

Yes, Cheapflights offers price alerts on Southampton to Thailand flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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