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Cheap flights from Southampton to Thailand from £287

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
11 Sep — 18 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap 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 12 August 2026.

Mon 7/917:20 -
1 stop34h 10m
Mon 28/912:05 -
1 stop26h 30m
Deal found 8/8£556
Wed 9/920:00 -
2 stops34h 30m
Tue 15/915:20 -
2 stops34h 10m
Deal found 12/8£563
Tue 8/909:15 -
2 stops26h 55m
Mon 14/903:15 -
2 stops43h 35m
Deal found 11/8£586
Tue 8/909:05 -
1 stop18h 25m
Mon 5/1012:05 -
1 stop34h 45m
Deal found 10/8£592
Mon 7/909:20 -
2 stops32h 35m
Sun 27/903:15 -
2 stops46h 15m
Deal found 8/8£597
Mon 14/920:00 -
2 stops28h 45m
Fri 25/915:55 -
2 stops30h 55m
Deal found 12/8£623
Wed 2/1209:20 -
2 stops31h 00m
Wed 20/114:40 -
2 stops32h 55m
Deal found 9/8£626
Thu 24/917:20 -
2 stops33h 55m
Thu 1/1011:25 -
2 stops35h 25m
Deal found 10/8£636
Tue 8/909:05 -
1 stop18h 25m
Tue 15/912:05 -
1 stop34h 45m
Deal found 11/8£638
Thu 24/917:20 -
2 stops37h 10m
Wed 30/903:20 -
2 stops35h 20m
Deal found 10/8£645
Wed 9/920:00 -
2 stops34h 30m
Wed 16/915:20 -
2 stops34h 10m
Deal found 7/8£678
Wed 28/1009:20 -
2 stops26h 35m
Tue 17/1119:50 -
3 stops30h 40m
Deal found 10/8£739

Find flight deals from Southampton to Thailand

Keep the following information in mind while searching for Southampton to Thailand flight deals. Data was last updated 12 August 2026.

Round-trip from

£556

One-way from

£287

Popular in

December

Cheapest in

September

Average price

£697
KLM
  • KLM
  • 7/9-28/9
  • 2 total stops
  • 60h 40m total
  • Southampton to Thailand
Search Deals
25/8
  • 25/8
  • 2 total stops
  • 46h 00m total
  • Southampton to Thailand
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 12 August 2026.
Use the filters below to find and compare flights from Southampton to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonPhuket City

SOU Southampton Eastleigh - HKT Phuket City

SOUHKT

Southampton Eastleigh

Wed 9/9

20:00-12:30

2 stops34h 30m

Phuket City

Tue 15/9

15:20-19:30

2 stops34h 10m

£563

SouthamptonBangkok

SOU Southampton Eastleigh - BKK Bangkok Suvarnabhumi

SOUBKK

Southampton Eastleigh

Tue 8/9

09:05-09:30

1 stop18h 25m

Bangkok Suvarnabhumi

Mon 5/10

12:05-16:50

1 stop34h 45m

£592

SouthamptonPhuket City

SOU Southampton Eastleigh - HKT Phuket City

SOUHKT

Southampton Eastleigh

Wed 28/10

09:20-17:55

2 stops25h 35m

Phuket City

Mon 16/11

02:40-19:30

2 stops47h 50m

£615

SouthamptonPhuket City

SOU Southampton Eastleigh - HKT Phuket City

SOUHKT

Southampton Eastleigh

Thu 24/9

17:20-12:30

2 stops37h 10m

Phuket City

Wed 30/9

03:20-08:40

2 stops35h 20m

£645

SouthamptonPhuket City

SOU Southampton Eastleigh - HKT Phuket City

SOUHKT

Southampton Eastleigh

Wed 9/9

20:00-12:30

2 stops34h 30m

Phuket City

Wed 16/9

15:20-19:30

2 stops34h 10m

£678
Fastest return journey

SouthamptonBangkok

SOU Southampton Eastleigh - BKK Bangkok Suvarnabhumi

SOUBKK

Southampton Eastleigh

Mon 8/2

09:20-13:05

2 stops20h 45m

Bangkok Suvarnabhumi

Sun 28/2

03:00-16:35

2 stops20h 35m

£763

SouthamptonBangkok

SOU Southampton Eastleigh - BKK Bangkok Suvarnabhumi

SOUBKK

Southampton Eastleigh

Tue 8/9

09:15-13:25

2 stops22h 10m

Bangkok Suvarnabhumi

Mon 28/9

02:30-19:30

2 stops23h 00m

£773

SouthamptonBangkok

SOU Southampton Eastleigh - BKK Bangkok Suvarnabhumi

SOUBKK

Southampton Eastleigh

Sun 27/9

09:20-12:55

2 stops21h 35m

Bangkok Suvarnabhumi

Sun 4/10

03:00-19:30

2 stops22h 30m

£777

SouthamptonKo Samui

SOU Southampton Eastleigh - USM Ko Samui

SOUUSM

Southampton Eastleigh

Sat 22/8

09:15-12:45

2 stops21h 30m

Ko Samui

Tue 22/9

21:00-08:35

2 stops41h 35m

£780

SouthamptonBangkok

SOU Southampton Eastleigh - BKK Bangkok Suvarnabhumi

SOUBKK

Southampton Eastleigh

Sun 4/10

09:20-12:55

2 stops21h 35m

Bangkok Suvarnabhumi

Tue 20/10

03:00-19:30

2 stops22h 30m

£791

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Showing 1-10 of 33 resultsSorted by cheapest first
1
2
3
4

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

No data available for this route at this time. Please check back soon.

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 12 August 2026.
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
1,557 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,557 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 18h 25m. The distance from Southampton to Thailand is about 5995 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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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London City to Hong Kong flights
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Stansted to Colombo flights
Heathrow to Kathmandu flights
Gatwick to Kuala Lumpur Intl flights
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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 12 August 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£559Average£1,031FlexibilityNo 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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