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Cheap flights from Southampton to Southeast Asia from £433

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
5 May — 12 May1
1 adult

Cheap flight deals from Southampton to Southeast Asia

Keep the following information in mind while searching for Southampton to Southeast Asia flight deals. Data was last updated 30 April 2025.

Round-trip from

£568

One-way from

£433

Popular in

December

Cheapest in

May

Average price

£686
KLM
  • KLM
  • 8/6-16/6
  • 2 total stops
  • 44h 55m total
  • Southampton to Southeast Asia
Search Deals
11/5
  • 11/5
  • 3 total stops
  • 43h 00m total
  • Southampton to Southeast Asia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£42 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 April 2025
Search Deals

Find flight deals from Southampton to Southeast Asia

Cheapest flights from Southampton to Southeast Asia
Explore the most affordable flight options available from Southampton to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Sun 8/609:20SOU - BKK
1 stop18h 10mKLM
Mon 16/612:05BKK - SOU
1 stop26h 45mKLM
Deal found 30/4£568
Tue 20/509:10SOU - BKK
2 stops22h 15mQatar Airways
Wed 4/620:00BKK - SOU
2 stops29h 30mQatar Airways
Deal found 29/4£714
Sat 14/618:05SOU - MNL
2 stops41h 25mMultiple Airlines
Sat 21/620:55MNL - SOU
2 stops42h 50mMultiple Airlines
Deal found 30/4£729
Sat 7/609:20SOU - SIN
1 stop23h 10mKLM
Sat 14/619:45SIN - SOU
3 stops44h 00mKLM
Deal found 29/4£745
Fri 13/617:35SOU - HKT
2 stops21h 05mKLM
Fri 20/621:55HKT - SOU
2 stops40h 50mKLM
Deal found 29/4£770
Tue 13/509:10SOU - SIN
2 stops23h 35mMultiple Airlines
Tue 20/518:45SIN - SOU
2 stops31h 45mMultiple Airlines
Deal found 29/4£781
Sun 8/609:20SOU - BKK
2 stops32h 35mMultiple Airlines
Sun 15/602:55BKK - SOU
2 stops35h 55mMultiple Airlines
Deal found 29/4£790
Fri 13/608:40SOU - KUL
2 stops23h 05mMultiple Airlines
Fri 20/609:30KUL - SOU
2 stops30h 55mMultiple Airlines
Deal found 29/4£836
Sun 8/609:10SOU - SIN
2 stops47h 35mQatar Airways
Sun 6/718:45SIN - SOU
2 stops31h 45mQatar Airways
Deal found 29/4£895
Fri 13/609:20SOU - KUL
1 stop23h 20mKLM
Fri 20/617:00KUL - SOU
2 stops31h 30mKLM
Deal found 29/4£912
Thu 12/620:00SOU - DPS
3 stops36h 00mMultiple Airlines
Thu 19/607:10DPS - SOU
3 stops43h 25mMultiple Airlines
Deal found 29/4£921
Fri 13/608:00SOU - HKT
3 stops29h 30mMultiple Airlines
Fri 20/620:25HKT - SOU
3 stops27h 05mMultiple Airlines
Deal found 29/4£947

Cheapflights Fare Finder

Customise your flight search to find flights from Southampton to Southeast Asia 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 30 April 2025.
Use the filters below to find and compare flights from Southampton to Southeast Asia that are best for you.

Fly from

Southampton

Fly to

Southeast Asia

Route

Depart

Return

Price

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sun 8/6

09:20-09:30

1 stop18h 10m

Bangkok Suvarnabhumi

Mon 16/6

12:05-08:50

1 stop26h 45m

£568

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 20/5

09:10-13:25

2 stops22h 15m

Bangkok Suvarnabhumi

Wed 4/6

20:00-19:30

2 stops29h 30m

£714

SouthamptonManila

SOU - MNL

SOUMNL

Southampton Eastleigh

Sat 14/6

18:05-18:30

2 stops41h 25m

Manila Ninoy Aquino Intl

Sat 21/6

20:55-08:45

2 stops42h 50m

£729

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Sat 7/6

09:20-15:30

1 stop23h 10m

Singapore Changi

Sat 14/6

19:45-08:45

3 stops44h 00m

£745

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Fri 13/6

17:35-20:40

2 stops21h 05m

Phuket City

Fri 20/6

21:55-08:45

2 stops40h 50m

£770

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Tue 13/5

09:10-15:45

2 stops23h 35m

Singapore Changi

Tue 20/5

18:45-19:30

2 stops31h 45m

£781

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sun 8/6

09:20-23:55

2 stops32h 35m

Bangkok Suvarnabhumi

Sun 15/6

02:55-08:50

2 stops35h 55m

£790

SouthamptonKuala Lumpur

SOU - KUL

SOUKUL

Southampton Eastleigh

Fri 13/6

08:40-14:45

2 stops23h 05m

Kuala Lumpur Intl

Fri 20/6

09:30-09:25

2 stops30h 55m

£836

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Sun 8/6

09:10-15:45

2 stops47h 35m

Singapore Changi

Sun 6/7

18:45-19:30

2 stops31h 45m

£895

SouthamptonKuala Lumpur

SOU - KUL

SOUKUL

Southampton Eastleigh

Fri 13/6

09:20-15:40

1 stop23h 20m

Kuala Lumpur Intl

Fri 20/6

17:00-17:30

2 stops31h 30m

£912

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 26 results
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Best time to book a flight from Southampton to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia 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 Southeast Asia

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

Currently, May is the cheapest month in which you can book a flight from Southampton to Southeast Asia (average of £717). Flying from Southampton to Southeast Asia 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 YJX?

Find hourly flight availability from Southampton to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

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

Rainfall in Southeast Asia by month

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

In terms of precipitation, rainfall in Southeast Asia 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 Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

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

If weather is an important factor for your trip to Southeast Asia, 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).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 30 April 2025.
See what other customers who have flown with KLM and Qatar Airways from Southampton to Southeast Asia have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Qatar Airways
7.4
Good
3,563 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Southeast Asia. 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 Southeast Asia?

    For a flight from Southampton to Southeast Asia, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

  • What are the most popular routes from Southampton to Southeast Asia?

    Most travelers choose Southampton Eastleigh - Bangkok Suvarnabhumi, Southampton Eastleigh - Manila Ninoy Aquino Intl or Southampton Eastleigh - Denpasar Bali Ngurah Rai when deciding on the best route from Southampton to Southeast Asia.

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

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

  • How can I find direct flights from Southampton to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from Southampton to Southeast Asia 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 Southeast Asia?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southampton to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Kuala Lumpur Intl flights
Gatwick to Denpasar flights
Stansted to Kuala Lumpur Intl flights
Stansted to Denpasar flights
Manchester to Islamabad flights
London City to Kuala Lumpur Intl flights
London City to Denpasar flights
Gatwick to Manila flights
Heathrow to Bangalore flights
Heathrow to Lahore flights
Heathrow to Hyderabad flights
Gatwick to Colombo flights
Heathrow to Gimpo Intl flights
Heathrow to Hongqiao Intl flights
Stansted to Colombo flights
Stansted to Manila flights
Heathrow to Islamabad flights
London City to Manila flights
Heathrow to Dhaka flights
Gatwick to Lahore flights
Heathrow to Ho Chi Minh City flights
Heathrow to Chennai flights
Gatwick to New Delhi flights
Stansted to Mumbai flights
Stansted to Lahore flights
Gatwick to Mumbai flights

Top airline flying from Southampton to Southeast Asia

Discover the top airline that operate flights from Southampton to Southeast Asia. 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£596Average£866FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Southampton to Southeast Asia?

Cheapflights makes it easy to find Southampton to Southeast Asia 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 Southeast Asia?

Cheapflights helps you find that perfect flight to Southeast Asia 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 Southeast Asia with no change fees?

Yes! Cheapflights helps users easily find flights from Southampton to Southeast Asia with no change fees.

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

Yes! Start tracking prices for Southampton to Southeast Asia 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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