Cheap flights from Portsmouth to Bangkok from £358
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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Portsmouth to Bangkok
Keep the following information in mind while searching for Portsmouth to Bangkok flight deals. Data was last updated 4 July 2025.
Round-trip from | £640 |
---|---|
One-way from | £358 |
Popular in | August |
Cheapest in | May |
Average price | £927 |
Find flight deals from Portsmouth to Bangkok
Cheapest flights from Portsmouth to BangkokExplore 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 4 July 2025.
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 4 July 2025.
Cheapflights Fare Finder
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 4 July 2025.
Use the filters below to find and compare flights from Portsmouth to Bangkok that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Tue 30/9
17:35-09:15
2 stops33h 40m
Bangkok Suvarnabhumi
Fri 10/10
12:05-08:45
1 stop26h 40m
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Thu 2/10
20:00-06:30
2 stops28h 30m
Bangkok Suvarnabhumi
Thu 9/10
10:05-19:30
2 stops39h 25m
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Wed 15/10
09:10-13:25
2 stops22h 15m
Bangkok Suvarnabhumi
Wed 29/10
18:55-19:40
2 stops31h 45m
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Fri 31/10
14:25-02:35
3 stops53h 10m
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Tue 2/12
20:10-05:55
2 stops26h 45m
SouthamptonBangkok
SOU - BKK
SOUBKK
Southampton Eastleigh
Wed 1/10
17:35-09:30
1 stop33h 55m
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.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to Bangkok
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 £717). 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 4 July 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 16 December 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 4 July 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).
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 4 July 2025.
See what other customers who have flown with KLM and Qatar Airways from Portsmouth to Bangkok have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Crew
Entertainment
Boarding
Food
Comfort
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Crew
Entertainment
Boarding
Food
Comfort
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Crew
Entertainment
Boarding
Food
Comfort
Reviews
Anonymous,Jun 2025
AMS - BOS
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
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 4 July 2025.
Fly with Cheapflights
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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.