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Cheap flights from Portsmouth to Thailand from £568

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
5 May — 12 May1
1 adult

Cheap flight deals from Portsmouth to Thailand

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

Round-trip from

£568

Popular in

December

Cheapest in

May

Average price

£686
KLM
  • KLM
  • 8/6-16/6
  • 2 total stops
  • 44h 55m total
  • Portsmouth to Thailand
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 Portsmouth to Thailand

Cheapest flights from Portsmouth to Thailand
Explore the most affordable flight options available from Portsmouth to Thailand. 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
Fri 13/617:35SOU - HKT
2 stops21h 05mKLM
Fri 20/621:55HKT - SOU
2 stops40h 50mKLM
Deal found 29/4£770
Sun 8/609:20SOU - BKK
2 stops32h 35mMultiple Airlines
Sun 15/602:55BKK - SOU
2 stops35h 55mMultiple Airlines
Deal found 29/4£790
Fri 13/608:00SOU - 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 Portsmouth 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 30 April 2025.
Use the filters below to find and compare flights from Portsmouth to Thailand that are best for you.

Fly from

Portsmouth

Fly to

Thailand

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

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

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

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Fri 13/6

08:00-19:30

3 stops29h 30m

Phuket City

Fri 20/6

20:25-17:30

3 stops27h 05m

£947

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 6/5

09:10-12:55

2 stops21h 45m

£641

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 30/9

09:10-13:25

2 stops22h 15m

£651

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 6/5

09:20-09:30

1 stop18h 10m

£730

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Tue 29/7

09:10-07:50

2 stops40h 40m

£802

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Best time to book a flight from Portsmouth to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Portsmouth 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 Portsmouth to Thailand

What is the cheapest month to book a flight from Portsmouth to Thailand?

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Thailand (average of £717). Flying from Portsmouth 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 P0R to TH?

Find hourly flight availability from Portsmouth 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 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Thailand as you normally would.

Weekly flight availability from Portsmouth to Thailand

Explore weekly flight availability from Portsmouth to Thailand. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from P0R to TH0 are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Thailand by month

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

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

Temperature in Thailand by month

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

If weather is an important factor for your trip to Thailand, 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 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 30 April 2025.
Read reviews from past customers who have flown KLM and Qatar Airways from Portsmouth to Thailand. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,334 reviews
Check prices

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

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

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

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

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

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 Portsmouth to Thailand. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Portsmouth to Thailand?

    Most travelers choose Southampton Eastleigh - Bangkok Suvarnabhumi, Southampton Eastleigh - Phuket City or Southampton Eastleigh - Ko Samui when deciding on the best route from Portsmouth to Thailand.

  • What are the most reliable airlines from Portsmouth to Thailand?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Thailand consider choosing Thai Airways (69%), Air Canada (68%) or EVA Air (62%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Thailand?

    The cheapest flight price from Portsmouth to Thailand is £356. On average you can expect to pay £2,554. The most popular route, (Southampton Eastleigh - Bangkok Suvarnabhumi), can usually be booked for £579.

  • Can I find deals for flights from Portsmouth to Thailand that include hotel bookings?

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

  • How can I find direct flights from Portsmouth to Thailand?

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

  • Can I find deals for business class flights from Portsmouth to Thailand?

    Yes. Cheapflights offers flight deals from Portsmouth 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 Portsmouth to Thailand?

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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Thailand

Discover the top 10 airlines that operate flights from Portsmouth 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkmenistan AirlinesCheapest£291Average£540FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Norse Atlantic UKCheapest£312Average£567FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Hainan AirlinesCheapest£403Average£474FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
KLMCheapest£428Average£809FlexibilityNo cancel feeOn-time75%
Search KLM flights
Royal JordanianCheapest£460Average£626FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
Royal Brunei AirlinesCheapest£469Average£648FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
SWISSCheapest£483Average£773FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air FranceCheapest£484Average£739FlexibilityNo cancel feeOn-time77%
Search Air France flights
ITA AirwaysCheapest£495Average£577FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
LufthansaCheapest£540Average£846FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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Not ready to book yet? You can track prices for flights from Portsmouth to Thailand on Cheapflights with our Price Alert feature and get notified when better prices are available.

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