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Cheap flights from Southampton to Thailand from £435

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Round-trip from

£567

One-way from

£435

Popular in

December

Cheapest in

May

Average price

£540
30/10-5/11
  • 30/10-5/11
  • 4 total stops
  • 51h 35m total
  • Southampton to Thailand
Search Deals
Qatar Airways
  • Qatar Airways
  • 30/10
  • 2 total stops
  • 26h 55m total
  • Southampton to Thailand
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Southampton to Thailand

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 16 September 2025.

Thu 30/1009:30SOU - HKT
2 stops20h 25mMultiple Airlines
Wed 5/1100:50HKT - SOU
2 stops25h 50mMultiple Airlines
Deal found 15/9£613
Wed 29/1008:40SOU - BKK
2 stops30h 50mMultiple Airlines
Tue 4/1102:10BKK - SOU
2 stops37h 10mMultiple Airlines
Deal found 14/9£648
Wed 24/909:20SOU - BKK
1 stop18h 10mKLM
Sun 28/911:35BKK - SOU
2 stops51h 10mKLM
Deal found 14/9£717
Thu 6/1120:10SOU - BKK
2 stops27h 05mQatar Airways
Mon 10/1120:30BKK - SOU
2 stops30h 10mQatar Airways
Deal found 13/9£726
Mon 10/1109:30SOU - BKK
2 stops25h 55mQatar Airways
Tue 25/1120:30BKK - SOU
2 stops30h 10mQatar Airways
Deal found 15/9£726
Mon 3/1120:10SOU - BKK
2 stops39h 15mQatar Airways
Wed 12/1120:30BKK - SOU
2 stops30h 10mQatar Airways
Deal found 13/9£728
Mon 3/1120:10SOU - BKK
2 stops39h 15mQatar Airways
Thu 13/1108:15BKK - SOU
2 stops38h 20mQatar Airways
Deal found 13/9£729
Thu 6/1120:10SOU - BKK
2 stops39h 15mQatar Airways
Thu 20/1109:05BKK - SOU
2 stops41h 35mQatar Airways
Deal found 15/9£730
Wed 29/1012:25SOU - BKK
2 stops48h 00mQatar Airways
Mon 17/1120:30BKK - SOU
2 stops30h 10mQatar Airways
Deal found 13/9£733
Wed 24/917:35SOU - HKT
2 stops38h 30mKLM
Sun 28/921:55HKT - SOU
2 stops40h 50mKLM
Deal found 13/9£820
Sun 28/918:25SOU - HKT
2 stops33h 40mMultiple Airlines
Wed 1/1011:30HKT - SOU
2 stops35h 30mMultiple Airlines
Deal found 15/9£823
Thu 25/917:35SOU - USM
2 stops38h 10mKLM
Mon 29/908:45USM - SOU
2 stops30h 00mKLM
Deal found 12/9£892

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 16 September 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

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Thu 30/10

09:30-12:55

2 stops20h 25m

Phuket City

Wed 5/11

00:50-19:40

2 stops25h 50m

£613

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 10/11

09:30-18:25

2 stops25h 55m

Bangkok Suvarnabhumi

Tue 25/11

20:30-19:40

2 stops30h 10m

£726

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 12/11

20:10-06:15

2 stops27h 05m

Bangkok Suvarnabhumi

Tue 25/11

20:30-19:40

2 stops30h 10m

£726

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 6/11

20:10-19:25

2 stops40h 15m

Bangkok Suvarnabhumi

Tue 25/11

20:30-19:40

2 stops30h 10m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 10/11

09:30-18:25

2 stops25h 55m

Bangkok Suvarnabhumi

Thu 20/11

09:05-15:35

2 stops37h 30m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 18/11

20:10-19:25

2 stops40h 15m

Bangkok Suvarnabhumi

Thu 4/12

20:30-19:40

2 stops30h 10m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 22/1

20:10-12:15

2 stops33h 05m

Bangkok Suvarnabhumi

Thu 5/2

08:15-15:35

2 stops38h 20m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 10/11

09:30-18:25

2 stops25h 55m

Bangkok Suvarnabhumi

Mon 24/11

08:15-19:40

2 stops42h 25m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 10/11

09:30-18:25

2 stops25h 55m

Bangkok Suvarnabhumi

Wed 26/11

08:15-15:35

2 stops38h 20m

£728

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 11/11

20:10-18:25

2 stops39h 15m

Bangkok Suvarnabhumi

Thu 20/11

09:05-15:35

2 stops37h 30m

£730

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 £717). Flying from Southampton to Thailand in December is currently the most expensive (average of £1,123). 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 16 September 2025.

When flying from Southampton to Thailand, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 16 September 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
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 25h 55m. The distance from Southampton to Thailand is about 5995 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 £717). Flying from Southampton to Thailand in December is currently the most expensive (average of £1,123). 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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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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£588Average£767FlexibilityNo 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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