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Cheap flights from Portsmouth to Thailand from £543

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
27 Feb — 6 Mar1
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 22 February 2025.

Round-trip from

£696

One-way from

£543

Popular in

December

Cheapest in

May

Average price

£657
KLM
  • KLM
  • 8/3-31/3
  • 4 total stops
  • 58h 15m total
  • Portsmouth to Thailand
Search Deals
KLM
  • KLM
  • 19/5
  • 1 total stop
  • 33h 55m total
  • Portsmouth to Thailand
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 22 February 2025.

Tue 23/909:20SOU - BKK
2 stops17h 55mKLM
Sat 27/911:35BKK - SOU
2 stops35h 25mKLM
Deal found 21/2£567
Sat 8/317:20SOU - HKT
2 stops33h 30mKLM
Mon 31/314:05HKT - SOU
2 stops24h 45mKLM
Deal found 21/2£696
Tue 18/309:30SOU - BKK
2 stops19h 35mQatar Airways
Thu 3/408:40BKK - SOU
2 stops40h 50mQatar Airways
Deal found 22/2£935
Sat 8/309:30SOU - HKT
3 stops31h 05mMultiple Airlines
Mon 31/307:30HKT - SOU
3 stops42h 00mMultiple Airlines
Deal found 21/2£951
Tue 23/919:55SOU - BKK
2 stops28h 20mMultiple Airlines
Fri 26/902:30BKK - SOU
2 stops39h 30mMultiple Airlines
Deal found 21/2£970
Fri 21/309:00SOU - USM
2 stops21h 05mKLM
Fri 28/311:40USM - SOU
2 stops36h 10mKLM
Deal found 21/2£1,115
Mon 7/412:10SOU - USM
3 stops26h 15mMultiple Airlines
Mon 14/408:10USM - SOU
3 stops41h 20mMultiple Airlines
Deal found 21/2£1,228

Find flights from Portsmouth to Thailand within your budget

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 22 February 2025.

Fly from

Portsmouth

Fly to

Thailand

Route

Depart

Return

Price

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Sat 8/3

17:20-09:50

2 stops33h 30m

Phuket City

Mon 31/3

14:05-08:50

2 stops24h 45m

£696

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 7/4

17:35-09:30

1 stop33h 55m

Bangkok Suvarnabhumi

Mon 14/4

12:05-08:50

1 stop26h 45m

£926

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 18/3

09:30-12:05

2 stops19h 35m

Bangkok Suvarnabhumi

Thu 3/4

08:40-19:30

2 stops40h 50m

£935

SouthamptonPhuket City

SOU - HKT

SOUHKT

Southampton Eastleigh

Sat 8/3

09:30-23:35

3 stops31h 05m

Phuket City

Mon 31/3

07:30-19:30

3 stops42h 00m

£951

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 7/4

20:00-08:35

3 stops30h 35m

Bangkok Suvarnabhumi

Mon 14/4

19:35-19:05

3 stops29h 30m

£1,011

SouthamptonKoh Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Fri 21/3

09:00-13:05

2 stops21h 05m

Ko Samui

Fri 28/3

11:40-16:50

2 stops36h 10m

£1,115

SouthamptonKoh Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Mon 7/4

12:10-20:25

3 stops26h 15m

Ko Samui

Mon 14/4

08:10-19:30

3 stops41h 20m

£1,228

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 19/5

17:35-09:30

1 stop33h 55m

£543

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Wed 26/3

09:30-12:05

2 stops19h 35m

£637

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sun 13/4

09:10-19:20

2 stops28h 10m

£650

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 11 results
1
2

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.

Travel insights for flights from Portsmouth to Thailand

Get recent, data-driven insights about flights from Portsmouth to Thailand including ideal travel times, pricing trends, and more.

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 £784). 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 22 February 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 22 February 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 22 February 2025.
KLM
7.8
Good
1,330 reviews
Check prices

Food

7.3

Comfort

7.7

Entertainment

7.2

Crew

8.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,330 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Food

7.3

Comfort

7.7

Entertainment

7.2

Crew

8.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Qatar Airways
7.4
Good
3,612 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Food

7.3

Comfort

7.7

Entertainment

7.2

Crew

8.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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 Air Canada (59%), Thai Airways (51%) or EVA Air (43%) 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 £359. On average you can expect to pay £2,232. The most popular route, (Southampton Eastleigh - Bangkok Suvarnabhumi), can usually be booked for £941.

  • 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 £784). 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 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£106Average£172FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Turkmenistan AirlinesCheapest£308Average£575FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Qantas AirwaysCheapest£395Average£765FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Hainan AirlinesCheapest£425Average£477FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
KLMCheapest£464Average£801FlexibilityNo cancel feeOn-time75%
Search KLM flights
Royal Brunei AirlinesCheapest£477Average£687FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Royal JordanianCheapest£488Average£642FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
SAUDIACheapest£493Average£626FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Air FranceCheapest£501Average£749FlexibilityNo cancel feeOn-time77%
Search Air France flights
SWISSCheapest£514Average£754FlexibilityNo cancel feeOn-time79%
Search SWISS flights

Fly with Cheapflights

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Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Thailand?

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Can Cheapflights find flights from Portsmouth to Thailand with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Thailand flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portsmouth to Thailand become cheaper?

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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