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฿23,626+ Cheap flights to Portsmouth

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
23 Mar — 30 Mar1
1 adult

Flights to Portsmouth in 2025

Find the latest flights to Portsmouth in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 18 March 2025.

Return from

฿26,113

One-way from

฿23,626

Popular in

January

Cheapest in

October

Average price

฿30,717
เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 15/6-20/6
  • 2 total stops
  • 42h 45m total
  • Bangkok to London
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Qatar Airways
  • Qatar Airways
  • 19/6
  • 2 total stops
  • 40h 50m total
  • Bangkok to Portsmouth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (฿72,369 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (฿10,944 potential savings vs. average return price).
Search Deals
Average for return flights in March 2025
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Find flight deals to Portsmouth

Cheapest flights to Portsmouth
Explore the most affordable flight options available to Portsmouth. Find the lowest fares based on data from user searches, with prices last updated on 18 March 2025.

Mon 19/508:40BKK - SOU
2 stops40h 50mQatar Airways
Mon 9/609:40SOU - BKK
2 stops45h 45mQatar Airways
Deal found 18/3฿49,101

Find flights to Portsmouth within your budget

Locate flights to Portsmouth that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 18 March 2025.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokSouthampton

BKK - SOU

BKKSOU

Bangkok Suvarnabhumi

Mon 19/5

08:40-19:30

2 stops40h 50m

Southampton Eastleigh

Mon 9/6

09:40-13:25

2 stops45h 45m

฿49,101

BangkokSouthampton

BKK - SOU

BKKSOU

Bangkok Suvarnabhumi

Thu 19/6

08:40-19:30

2 stops40h 50m

฿23,626

BangkokSouthampton

BKK - SOU

BKKSOU

Bangkok Suvarnabhumi

Sun 30/3

12:05-08:45

1 stop26h 40m

฿35,590

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Best time to book a flight to Portsmouth

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

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

How long is the flight to Portsmouth?

On average, a flight from Bangkok to Portsmouth takes 23 hours 0 minutes. Flights to Portsmouth from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Portsmouth?

Use this chart to determine the cheapest time to fly return from Bangkok to Portsmouth. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Portsmouth should consider flying on Friday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

Weekly flight availability to Portsmouth

The most flights from Bangkok to Portsmouth are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Portsmouth by month

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

In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 mm per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

Temperature in Portsmouth by month

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

If weather is an important factor for your trip to Portsmouth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Portsmouth

Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated 18 March 2025.
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,318 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.2

Boarding

7.8

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.
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,318 reviews
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,318 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.2

Boarding

7.8

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
3,541 reviews
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,318 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.2

Boarding

7.8

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.

FAQs about flying to Portsmouth

  • Can I find cheaper flights to Portsmouth if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Portsmouth on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Portsmouth?

    Based on reviews from Cheapflights users, China Southern is rated the highest out of the airlines that fly to Portsmouth.

  • How much is a return flight to Portsmouth?

    A return flight to Portsmouth will typically cost around ฿746, however they can be found for as little as ฿149.

  • Where does the fastest flight to Portsmouth depart from?

    For those looking to save time traveling to Portsmouth, Phuket City offers the quickest one-way flight (22 hours 30 minutes).

  • Does London Heathrow have rental cars?

    Yes. Those touching down at London Heathrow can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow, Terminal 2 & Terminal 3 is the closest property to London Heathrow (0.0 km away from London Heathrow).

See more FAQs

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