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Cheap flights from Southampton to Bangkok Suvarnabhumi Airport from £331

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Southampton to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Suvarnabhumi (BKK). 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 19 August 2025.

Round-trip from

£556

Popular in

July

Cheapest in

May

Average price

£930
KLM
  • KLM
  • 4/9-18/9
  • 3 total stops
  • 61h 05m total
  • Southampton to Bangkok
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£119 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Southampton to Suvarnabhumi

Cheapest flights from Southampton to Suvarnabhumi
Explore the most affordable flight options available from Southampton to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Thu 4/917:35SOU - BKK
1 stop33h 55mKLM
Thu 18/911:35BKK - SOU
2 stops27h 10mKLM
Deal found 17/8£556
Thu 4/920:00SOU - BKK
2 stops45h 55mMultiple Airlines
Thu 18/909:30BKK - SOU
2 stops53h 10mMultiple Airlines
Deal found 17/8£583
Wed 24/909:20SOU - BKK
2 stops17h 55mMultiple Airlines
Mon 6/1012:05BKK - SOU
1 stop26h 40mMultiple Airlines
Deal found 18/8£592
Wed 24/917:35SOU - BKK
1 stop33h 55mKLM
Mon 6/1012:05BKK - SOU
1 stop26h 40mKLM
Deal found 18/8£595
Sun 21/909:20SOU - BKK
1 stop18h 10mKLM
Thu 9/1012:05BKK - SOU
1 stop26h 40mKLM
Deal found 19/8£618
Wed 24/909:20SOU - BKK
1 stop18h 10mKLM
Thu 9/1011:35BKK - SOU
2 stops35h 25mKLM
Deal found 18/8£619
Fri 3/1009:40SOU - BKK
2 stops32h 15mMultiple Airlines
Fri 10/1010:05BKK - SOU
2 stops35h 40mMultiple Airlines
Deal found 19/8£686
Wed 29/1009:30SOU - BKK
2 stops25h 55mQatar Airways
Mon 17/1120:30BKK - SOU
2 stops30h 10mQatar Airways
Deal found 19/8£726

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Suvarnabhumi 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 19 August 2025.
Use the filters below to find and compare flights from Southampton to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Southampton

Fly to

Suvarnabhumi

Route

Depart

Return

Price

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 4/9

17:35-09:30

1 stop33h 55m

Bangkok Suvarnabhumi

Thu 18/9

11:35-08:45

2 stops27h 10m

£556

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Thu 4/9

20:00-23:55

2 stops45h 55m

Bangkok Suvarnabhumi

Thu 18/9

09:30-08:40

2 stops53h 10m

£583

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 24/9

09:20-09:15

2 stops17h 55m

Bangkok Suvarnabhumi

Mon 6/10

12:05-08:45

1 stop26h 40m

£592

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 24/9

17:35-09:30

1 stop33h 55m

Bangkok Suvarnabhumi

Mon 6/10

12:05-08:45

1 stop26h 40m

£595

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 24/9

20:00-06:30

2 stops28h 30m

Bangkok Suvarnabhumi

Thu 9/10

10:05-19:30

2 stops39h 25m

£595

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sun 21/9

09:20-09:30

1 stop18h 10m

Bangkok Suvarnabhumi

Thu 9/10

12:05-08:45

1 stop26h 40m

£618

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 24/9

09:20-09:30

1 stop18h 10m

Bangkok Suvarnabhumi

Thu 9/10

11:35-17:00

2 stops35h 25m

£619

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 1/10

20:00-06:30

2 stops28h 30m

Bangkok Suvarnabhumi

Sat 4/10

02:55-09:10

2 stops36h 15m

£621

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 12/1

08:30-16:55

3 stops49h 25m

£331

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 13/1

15:20-10:30

3 stops36h 10m

£335

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 15 results
1
2

Best time to book a flight from Southampton to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi 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 Bangkok Suvarnabhumi Airport

What is the cheapest month to book a flight from Southampton to Bangkok Suvarnabhumi Airport?

Currently, May is the cheapest month in which you can book a flight from Southampton to Bangkok Suvarnabhumi Airport (average of £717). Flying from Southampton to Bangkok Suvarnabhumi Airport 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 BKK?

Find hourly flight availability from Southampton to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

A simple way to save on the total cost of your ticket is to fly from Southampton to Bangkok Suvarnabhumi Airport at midday. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated 19 August 2025.
See what other customers who have flown with KLM from Southampton to Bangkok Suvarnabhumi Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Entertainment

7.1

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Entertainment

7.1

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Suvarnabhumi. 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 Bangkok Suvarnabhumi?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Bangkok Suvarnabhumi from Southampton. Booking flights from Eastleigh (SOU) to Bangkok Suvarnabhumi should be relatively easy as there are 0 daily outbound flights to Bangkok Suvarnabhumi from 1 airline.

  • How long is the flight from Southampton to Bangkok Suvarnabhumi Airport?

    KLM can get you from Southampton to Bangkok Suvarnabhumi Airport in just under 33h 55m. Your travel time can differ by up to . The distance from Southampton to Bangkok Suvarnabhumi Airport is about 5995 mi.

  • What is the cheapest airline to fly from Southampton to Bangkok Suvarnabhumi Airport round-trip?

    Our cheapest airline available from Southampton to Bangkok Suvarnabhumi Airport is KLM. Our recent data shows that you can find tickets from as low as £565 on this airline. KLM is 32% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southampton to Suvarnabhumi 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 Bangkok Suvarnabhumi Airport?

    Currently, May is the cheapest month in which you can book a flight from Southampton to Bangkok Suvarnabhumi Airport (average of £717). Flying from Southampton to Bangkok Suvarnabhumi Airport 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

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Chonburi
Ayutthaya
Ko Samet
Ko Lan

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Alternative routes for Southampton to Suvarnabhumi

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 Suvarnabhumi

Discover the top airline that operate flights from Southampton to Suvarnabhumi. 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£565Average£756FlexibilityNo 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 Suvarnabhumi?

When you search for this flight from Southampton to Suvarnabhumi, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Suvarnabhumi?

Cheapflights helps you find that perfect flight to Suvarnabhumi from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Southampton to Suvarnabhumi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Suvarnabhumi become cheaper?

Yes! Start tracking prices for Southampton to Suvarnabhumi flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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