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Cheap flights from Singapore to Portsmouth from S$ 740

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 24-11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Singapore to Portsmouth

Keep the following information in mind while searching for Singapore to Portsmouth flight deals. Data was last updated 17 September 2025.

Round-trip from

S$ 1,054

One-way from

S$ 740

Popular in

December

Cheapest in

February

Average price

S$ 1,003
1-10-5-10
  • 1-10-5-10
  • 4 total stops
  • 84h 00m total
  • Singapore to Portsmouth
Search Deals
Qatar Airways
  • Qatar Airways
  • 24-11
  • 2 total stops
  • 31h 25m total
  • Singapore to Portsmouth
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (S$ 35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Singapore to Portsmouth

Cheapest flights from Singapore to Portsmouth
Explore the most affordable flight options available from Singapore to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Wed 1-1021:10SIN - SOU
2 stops42h 30mMultiple Airlines
Sun 5-1009:10SOU - SIN
2 stops41h 30mMultiple Airlines
Deal found 16-9S$ 1,054
Thu 30-1019:55SIN - SOU
2 stops20h 10mMultiple Airlines
Thu 6-1108:50SOU - SIN
2 stops24h 05mMultiple Airlines
Deal found 15-9S$ 1,110
Wed 5-1103:15SIN - SOU
2 stops24h 25mQatar Airways
Mon 17-1109:30SOU - SIN
2 stops21h 25mQatar Airways
Deal found 15-9S$ 1,423
Wed 29-1001:40SIN - SOU
1 stop38h 25mKLM
Thu 6-1108:50SOU - SIN
2 stops24h 05mKLM
Deal found 15-9S$ 1,545

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Portsmouth 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 200,618 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Singapore to Portsmouth that are best for you.

Fly from

Singapore

Fly to

Portsmouth

Route

Depart

Return

Price

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 1-10

21:10-08:40

2 stops42h 30m

Southampton Eastleigh

Sun 5-10

09:10-09:40

2 stops41h 30m

S$ 1,054

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Thu 30-10

19:55-08:05

2 stops20h 10m

Southampton Eastleigh

Thu 6-11

08:50-16:15

1 stop23h 25m

S$ 1,224

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 5-11

03:15-19:40

2 stops24h 25m

Southampton Eastleigh

Mon 17-11

09:30-14:55

2 stops21h 25m

S$ 1,423

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 29-10

01:40-08:05

1 stop38h 25m

Southampton Eastleigh

Thu 6-11

08:50-16:55

2 stops24h 05m

S$ 1,545

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 11-3

01:40-08:05

1 stop38h 25m

Southampton Eastleigh

Mon 16-3

08:50-16:15

1 stop23h 25m

S$ 1,611

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Mon 15-12

20:15-19:40

2 stops55h 25m

Southampton Eastleigh

Mon 5-1

20:10-21:15

2 stops41h 05m

S$ 1,631

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 26-11

03:15-19:40

2 stops24h 25m

S$ 740

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Mon 24-11

20:15-19:40

2 stops31h 25m

S$ 740

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Tue 25-11

20:15-19:40

2 stops31h 25m

S$ 740

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Thu 20-11

03:15-19:40

2 stops24h 25m

S$ 773

Flights are sorted by cheapest return flights first.

Deals found on 16-9

Showing 1-10 of 15 results
1
2

Best time to book a flight from Singapore to Portsmouth

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

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

Currently, March is the cheapest month in which you can book a flight from Singapore to Portsmouth (average of S$ 759). Flying from Singapore to Portsmouth in July is currently the most expensive (average of S$ 971). 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 SIN to P0R?

Find hourly flight availability from Singapore to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

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

Weekly flight availability from Singapore to Portsmouth

Explore weekly flight availability from Singapore to Portsmouth. 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 17 September 2025.

The most flights from SIN to P0R are scheduled on a Monday (40 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (36 on average).

Related info for your journey

Find useful and relevant information for your journey from Singapore to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Singapore to Portsmouth?

    For a flight from Singapore to Portsmouth, you will be flying from Changi. Singapore Changi (SIN) is just 16.9 km from the centre of the city. Changi is the only Singapore airport and it handles 0 outbound flights to Portsmouth per day. 17 airlines have flights to Portsmouth from Singapore Changi on a regular basis.

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

    Consider American Airlines (94%), Iberia (94%) or British Airways (94%) when booking your flight. These represent the most reliable airlines when flying from Singapore to Portsmouth.

  • What are the cheapest flights from Singapore to Portsmouth?

    Looking at all options, your cheapest flight can be booked for S$ 761. While the most popular route (Singapore Changi - Southampton Eastleigh) can be booked for S$ 1,054 on average, our data indicates S$ 2,839 when flying from Singapore to Portsmouth.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Singapore to Portsmouth (average of S$ 759). Flying from Singapore to Portsmouth in July is currently the most expensive (average of S$ 971). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Singapore to Portsmouth

Discover the top 10 airlines that operate flights from Singapore to Portsmouth. 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 200,618 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapestS$ 656AverageS$ 1,063FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Shenzhen AirlinesCheapestS$ 700AverageS$ 784FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China EasternCheapestS$ 703AverageS$ 1,002FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapestS$ 770AverageS$ 920FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapestS$ 785AverageS$ 1,038FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapestS$ 792AverageS$ 938FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SWISSCheapestS$ 793AverageS$ 1,164FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Malaysia AirlinesCheapestS$ 796AverageS$ 943FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Air IndiaCheapestS$ 819AverageS$ 1,098FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
LufthansaCheapestS$ 820AverageS$ 1,130FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Singapore to Portsmouth?

Cheapflights makes it easy to find Singapore to Portsmouth flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Singapore to Portsmouth by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Singapore to Portsmouth with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portsmouth from Singapore today and book when prices fit your budget.

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