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Cheap flights from Southampton to Southeast Asia from £307

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BKK
21 Jun — 28 Jun1
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 16 June 2025.

Round-trip from

£639

One-way from

£307

Popular in

December

Cheapest in

May

Average price

£562
KLM
  • KLM
  • 6/10-15/10
  • 3 total stops
  • 60h 20m total
  • Southampton to Southeast Asia
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 37h 45m 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 June 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 16 June 2025.

Mon 6/1017:35SOU - BKK
2 stops33h 40mKLM
Wed 15/1012:05BKK - SOU
1 stop26h 40mKLM
Deal found 16/6£639
Mon 6/1009:40SOU - BKK
2 stops21h 45mMultiple Airlines
Tue 14/1002:30BKK - SOU
2 stops23h 00mMultiple Airlines
Deal found 16/6£680
Wed 1/1009:10SOU - BKK
2 stops22h 15mQatar Airways
Mon 20/1002:30BKK - SOU
2 stops23h 00mQatar Airways
Deal found 16/6£721
Wed 24/909:10SOU - HKT
2 stops27h 40mQatar Airways
Tue 30/920:25HKT - SOU
2 stops29h 05mQatar Airways
Deal found 16/6£762
Mon 10/1109:30SOU - SIN
2 stops21h 25mMultiple Airlines
Mon 17/1110:15SIN - SOU
2 stops41h 25mMultiple Airlines
Deal found 15/6£816
Sat 27/909:40SOU - SIN
2 stops28h 20mQatar Airways
Sat 4/1010:30SIN - SOU
2 stops40h 00mQatar Airways
Deal found 15/6£850
Mon 1/920:00SOU - DPS
2 stops56h 25mMultiple Airlines
Wed 10/918:45DPS - SOU
2 stops28h 50mMultiple Airlines
Deal found 15/6£879
Fri 26/909:20SOU - HKT
2 stops42h 25mKLM
Sun 28/914:05HKT - SOU
2 stops24h 40mKLM
Deal found 16/6£954
Wed 30/709:20SOU - KUL
3 stops29h 10mMultiple Airlines
Wed 6/816:55KUL - SOU
3 stops32h 40mMultiple Airlines
Deal found 14/6£984
Tue 29/718:25SOU - CGK
2 stops35h 50mMultiple Airlines
Tue 5/818:35CGK - SOU
3 stops30h 55mMultiple Airlines
Deal found 14/6£1,005
Tue 30/909:10SOU - MNL
2 stops30h 10mQatar Airways
Tue 18/1118:30MNL - SOU
2 stops33h 10mQatar Airways
Deal found 15/6£1,007
Thu 31/712:30SOU - MNL
2 stops23h 40mMultiple Airlines
Thu 7/821:25MNL - SOU
2 stops25h 35mMultiple Airlines
Deal found 16/6£1,067

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 16 June 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

Mon 6/10

17:35-09:15

2 stops33h 40m

Bangkok Suvarnabhumi

Wed 15/10

12:05-08:45

1 stop26h 40m

£639

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 6/10

09:40-13:25

2 stops21h 45m

Bangkok Suvarnabhumi

Tue 14/10

02:30-19:30

2 stops23h 00m

£680

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 1/10

09:10-13:25

2 stops22h 15m

Bangkok Suvarnabhumi

Mon 20/10

02:30-19:30

2 stops23h 00m

£721

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Wed 24/9

09:10-18:50

2 stops27h 40m

Phuket City

Tue 30/9

20:25-19:30

2 stops29h 05m

£762

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Mon 10/11

09:30-14:55

2 stops21h 25m

Singapore Changi

Mon 17/11

10:15-19:40

2 stops41h 25m

£816

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Sat 27/9

09:40-21:00

2 stops28h 20m

Singapore Changi

Sat 4/10

10:30-19:30

2 stops40h 00m

£850

SouthamptonDenpasar

SOU - DPS

SOUDPS

Southampton Eastleigh

Mon 1/9

20:00-11:25

2 stops56h 25m

Denpasar Bali Ngurah Rai

Wed 10/9

18:45-16:35

2 stops28h 50m

£879

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Fri 26/9

09:20-09:45

2 stops42h 25m

Phuket City

Sun 28/9

14:05-08:45

2 stops24h 40m

£954

SouthamptonKuala Lumpur

SOU - KUL

SOUKUL

Southampton Eastleigh

Wed 30/7

09:20-21:30

3 stops29h 10m

Kuala Lumpur Intl

Wed 6/8

16:55-18:35

3 stops32h 40m

£984

SouthamptonJakarta

SOU - CGK

SOUCGK

Southampton Eastleigh

Tue 29/7

18:25-12:15

2 stops35h 50m

Jakarta Soekarno-Hatta Intl

Tue 5/8

18:35-19:30

3 stops30h 55m

£1,005

Flights are sorted by cheapest return flights first.

Deals found on 16/6

Showing 1-10 of 41 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 £718). 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 16 June 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 16 June 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
1,361 reviews
Check prices

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Overall

7.8

Food

7.2

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
1,361 reviews
KLM
7.8
Good
1,361 reviews
Check prices

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Overall

7.8

Food

7.2

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.
Qatar Airways
7.4
Good
3,591 reviews
KLM
7.8
Good
1,361 reviews
Check prices

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Overall

7.8

Food

7.2

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 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 - Ho Chi Minh City, Southampton Eastleigh - Bangkok Suvarnabhumi or Southampton Eastleigh - Manila Ninoy Aquino Intl 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 £718). 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

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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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Heathrow to Manila flights
Stansted to Narita flights
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Heathrow to Singapore flights
Heathrow to Ho Chi Minh City flights
Heathrow to Incheon Intl flights
Luton to Suvarnabhumi flights
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Gatwick to Manila flights
Stansted to Manila flights
Heathrow to Bangalore flights
Gatwick to New Delhi flights
Birmingham to Suvarnabhumi flights
Heathrow to Hyderabad flights
Stansted to New Delhi flights
London City to Manila flights
Gatwick to Denpasar flights
Gatwick to Colombo flights
Heathrow to Hongqiao Intl flights
Stansted to Mumbai flights
Stansted to Colombo flights
Gatwick to Kuala Lumpur Intl flights
London City to Denpasar flights
Gatwick to Mumbai flights
Heathrow to Chennai flights
Stansted to Denpasar flights
Heathrow to Phuket City flights
Heathrow to Gimpo Intl flights
Heathrow to Taiwan Taoyuan Intl flights
London City to Kuala Lumpur Intl flights
Gatwick to Hong Kong flights
Manchester to Islamabad flights
Heathrow to Islamabad flights
Stansted to Kuala Lumpur Intl 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 16 June 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£563Average£881FlexibilityNo 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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