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Cheap flights from Portsmouth to Bangkok from £627

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Portsmouth to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Portsmouth (P0R) to Bangkok (TH1). 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 21 January 2025.

Round-trip from

£745

One-way from

£638

Popular in

August

Cheapest in

September

Average price

£916
KLM
  • KLM
  • 1/3-31/3
  • 4 total stops
  • 68h 20m total
  • Portsmouth to Bangkok
Search Deals
15/4
  • 15/4
  • 2 total stops
  • 21h 35m total
  • Portsmouth to Bangkok
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£134 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Portsmouth to Bangkok

Cheapest flights from Portsmouth to Bangkok
Explore the most affordable flight options available from Portsmouth to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Thu 21/809:20SOU - BKK
1 stop18h 10mKLM
Mon 8/911:35BKK - SOU
2 stops35h 25mKLM
Deal found 21/1£627
Thu 21/809:20SOU - BKK
2 stops41h 55mMultiple Airlines
Thu 11/911:35BKK - SOU
2 stops51h 10mMultiple Airlines
Deal found 21/1£725
Mon 10/309:25SOU - BKK
2 stops27h 00mQatar Airways
Wed 26/307:35BKK - SOU
2 stops43h 05mQatar Airways
Deal found 21/1£751

Find flights from Portsmouth to Bangkok within your budget

Customise your flight search to find flights from Portsmouth to Bangkok 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 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sat 1/3

17:20-09:15

2 stops32h 55m

Bangkok Suvarnabhumi

Mon 31/3

11:35-17:00

2 stops35h 25m

£745

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Mon 10/3

09:25-19:25

2 stops27h 00m

Bangkok Suvarnabhumi

Wed 26/3

07:35-19:40

2 stops43h 05m

£751

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sat 1/3

09:30-00:45

2 stops32h 15m

Bangkok Suvarnabhumi

Mon 31/3

18:05-17:00

3 stops28h 55m

£814

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 15/4

09:10-12:45

2 stops21h 35m

£638

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Sun 26/1

09:30-12:50

2 stops20h 20m

£642

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Best time to book a flight from Portsmouth to Bangkok

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

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

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

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Bangkok (average of £791). Flying from Portsmouth to Bangkok 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 BKK?

Find hourly flight availability from Portsmouth to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

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

What is the cheapest day to fly from Portsmouth to Bangkok?

Use this chart to determine the cheapest time to fly return from Portsmouth to Bangkok. Price data was last updated on 2 June 2024.

Travellers seeking maximum savings on their Portsmouth to Bangkok flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Bangkok

Explore weekly flight availability from Portsmouth to Bangkok. 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 21 January 2025.

The most flights from P0R to TH1 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 Bangkok by month

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

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

Temperature in Bangkok by month

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

If weather is an important factor for your trip to Bangkok, 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 Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 21 January 2025.
KLM
7.8
Good
1,341 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Reviews

1 / 10

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
1,341 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Reviews

1 / 10

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
7.5
Good
3,754 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Reviews

1 / 10

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 Bangkok. 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 reliable airlines from Portsmouth to Bangkok?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Bangkok on time: Air Canada (67%), Thai Airways (58%), EVA Air (47%).

  • What are the cheapest flights from Portsmouth to Bangkok?

    Looking for the cheapest flight from Portsmouth to Bangkok? While on average our users pay £2,375, our data indicates the cheapest price to be £384. The most popular route (Southampton Eastleigh - Bangkok Suvarnabhumi), is priced around £736.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portsmouth to Bangkok (average of £791). Flying from Portsmouth to Bangkok 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 Bangkok

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 Bangkok

Discover the top 10 airlines that operate flights from Portsmouth to Bangkok. 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 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest£442Average£492FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Royal Brunei AirlinesCheapest£490Average£825FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Royal JordanianCheapest£502Average£654FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
SAUDIACheapest£509Average£631FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Turkmenistan AirlinesCheapest£521Average£600FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Air FranceCheapest£527Average£771FlexibilityNo cancel feeOn-time77%
Search Air France flights
SWISSCheapest£531Average£747FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£532Average£930FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapest£533Average£755FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Kuwait AirwaysCheapest£548Average£637FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways 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 Portsmouth to Bangkok?

Cheapflights helps you search for flights from Portsmouth to Bangkok via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Bangkok for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Bangkok, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Portsmouth to Bangkok and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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