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Cheap flights from Singapore to Portsmouth from S$ 903

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 10-8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — LHR
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Portsmouth

Enter your travel dates to find the best prices.

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 27 July 2026.

Mon 7-921:00
SIN
-
SOU
2 stops42h 05m
Multiple Airlines
Mon 14-920:00
SOU
-
SIN
2 stops30h 40m
Multiple Airlines
Deal found 24-7S$ 1,084
Tue 8-907:30
SIN
-
SOU
3 stops43h 00m
Multiple Airlines
Tue 15-920:00
SOU
-
SIN
2 stops30h 40m
Multiple Airlines
Deal found 24-7S$ 1,145
Wed 9-921:00
SIN
-
SOU
2 stops42h 40m
Multiple Airlines
Wed 16-920:00
SOU
-
SIN
2 stops30h 40m
Multiple Airlines
Deal found 26-7S$ 1,227
Tue 8-900:55
SIN
-
SOU
1 stop22h 55m
KLM
Wed 16-917:20
SOU
-
SIN
2 stops17h 55m
KLM
Deal found 26-7S$ 1,461
Mon 9-1119:25
SIN
-
SOU
2 stops32h 05m
Multiple Airlines
Sat 19-1209:20
SOU
-
SIN
2 stops40h 15m
Multiple Airlines
Deal found 22-7S$ 1,612

Find flight deals from Singapore to Portsmouth

Keep the following information in mind while searching for Singapore to Portsmouth flight deals. Data was last updated 27 July 2026.

Round-trip from

S$ 1,084

One-way from

S$ 903

Popular in

March

Cheapest in

January

Average price

S$ 1,251
7-9-14-9
  • 7-9-14-9
  • 4 total stops
  • 72h 45m total
  • Singapore to Portsmouth
Search Deals
10-8
  • 10-8
  • 2 total stops
  • 23h 15m total
  • Singapore to Portsmouth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (S$ 101 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 42 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 27 July 2026.
Use the filters below to find and compare flights from Singapore to Portsmouth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Tue 8-9

21:00-19:30

2 stops29h 30m

Southampton Eastleigh

Tue 15-9

20:00-09:40

2 stops30h 40m

S$ 1,084

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Mon 7-9

21:00-08:05

2 stops42h 05m

Southampton Eastleigh

Mon 14-9

20:00-09:40

2 stops30h 40m

S$ 1,084

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 9-9

20:00-16:50

3 stops27h 50m

Southampton Eastleigh

Wed 16-9

17:20-09:40

3 stops33h 20m

S$ 1,340

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Tue 8-9

00:55-16:50

1 stop22h 55m

Southampton Eastleigh

Wed 16-9

17:20-18:15

2 stops17h 55m

S$ 1,461

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Mon 9-11

19:25-19:30

2 stops32h 05m

Southampton Eastleigh

Sat 19-12

09:20-09:35

2 stops40h 15m

S$ 1,612
Fastest return journey

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Sun 6-9

00:55-16:50

1 stop22h 55m

Southampton Eastleigh

Mon 14-9

17:20-15:40

1 stop15h 20m

S$ 1,762
Cheapest one-way

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Mon 10-8

03:15-19:30

2 stops23h 15m

S$ 903

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Tue 11-8

03:15-19:30

2 stops23h 15m

S$ 1,259

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Sat 29-8

03:15-20:20

2 stops24h 05m

S$ 1,616
Fastest single journey

SingaporeSouthampton

SIN - SOU

SINSOU

Singapore Changi

Wed 5-8

03:15-19:25

2 stops23h 10m

S$ 1,763

Flights are sorted by cheapest return flights first.

Deals found on 25-7

Sorted by cheapest first

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 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 27 July 2026.

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 27 July 2026.

The most flights from SIN to P0R are scheduled on a Friday (39 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. 16 airlines have flights to Portsmouth from Singapore Changi on a regular basis.

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

    Consider Garuda Indonesia (93%), American Airlines (91%) or Iberia (91%) 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$ 587. While the most popular route (Singapore Changi - Southampton Eastleigh) can be booked for S$ 1,084 on average, our data indicates S$ 4,076 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.

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 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapestS$ 728AverageS$ 882FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapestS$ 741AverageS$ 1,012FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Etihad AirwaysCheapestS$ 754AverageS$ 858FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
FinnairCheapestS$ 756AverageS$ 1,050FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air IndiaCheapestS$ 767AverageS$ 1,172FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Air FranceCheapestS$ 792AverageS$ 1,119FlexibilityNo cancel feeOn-time77%
Search Air France flights
Gulf AirCheapestS$ 823AverageS$ 917FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Qantas AirwaysCheapestS$ 825AverageS$ 1,080FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Turkish AirlinesCheapestS$ 863AverageS$ 1,373FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
EmiratesCheapestS$ 906AverageS$ 1,050FlexibilityNo cancel feeOn-time75%
Search Emirates 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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