Find flights
When to book
Airlines
FAQs

Cheap flights from Portsmouth to Singapore from £665

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SIN
7 Apr — 14 Apr1
1 adult

Cheap flight deals from Portsmouth to Singapore

Keep the following information in mind while searching for Portsmouth to Singapore flight deals. Data was last updated 2 April 2025.

Round-trip from

£665

Popular in

December

Cheapest in

May

Average price

£663
KLM
  • KLM
  • 16/5-23/5
  • 3 total stops
  • 52h 05m total
  • Portsmouth to Singapore
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Portsmouth to Singapore

Cheapest flights from Portsmouth to Singapore
Explore the most affordable flight options available from Portsmouth to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.

Fri 16/509:20SOU - SIN
1 stop23h 10mKLM
Fri 23/510:50SIN - SOU
2 stops28h 55mKLM
Deal found 2/4£665
Fri 16/509:20SOU - SIN
2 stops23h 20mMultiple Airlines
Fri 23/510:50SIN - SOU
2 stops28h 55mMultiple Airlines
Deal found 2/4£668
Fri 13/609:40SOU - SIN
2 stops40h 20mQatar Airways
Tue 17/603:10SIN - SOU
2 stops23h 20mQatar Airways
Deal found 2/4£1,031

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth to Singapore 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 2 April 2025.
Use the filters below to find and compare flights from Portsmouth to Singapore that are best for you.

Fly from

Portsmouth

Fly to

Singapore

Route

Depart

Return

Price

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 16/5

09:20-15:30

1 stop23h 10m

Singapore Changi

Fri 23/5

10:50-08:45

2 stops28h 55m

£665

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 16/5

09:20-15:40

2 stops23h 20m

Singapore Changi

Fri 23/5

10:50-08:45

2 stops28h 55m

£668

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 13/6

09:40-09:00

2 stops40h 20m

Singapore Changi

Tue 17/6

03:10-19:30

2 stops23h 20m

£1,031

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Best time to book a flight from Portsmouth to Singapore

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

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Singapore

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

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Singapore (average of £732). Flying from Portsmouth to Singapore in December is currently the most expensive (average of £1,115). 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 SIN?

Find hourly flight availability from Portsmouth to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 April 2025.

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

Weekly flight availability from Portsmouth to Singapore

Explore weekly flight availability from Portsmouth to Singapore. 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 2 April 2025.

The most flights from P0R to SIN are scheduled on a Monday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Rainfall in Singapore by month

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

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

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

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 2 April 2025.
KLM
7.8
Good
1,323 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

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.
KLM
7.8
Good
1,323 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

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
3,540 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

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.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Singapore. 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 into for flights to Singapore from Portsmouth?

    Most people fly into Singapore Changi (SIN) if they book a flight to Singapore from Portsmouth. On average, Changi has 0 inbound flights from Portsmouth per day from 23 airlines. Singapore Changi is conveniently located just 10.5 mi from Singapore’s city center.

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

    The top 3 most reliable airlines when flying from Portsmouth to Singapore are Qantas Airways (97%), Avianca (67%) and American Airlines (63%).

  • What are the cheapest flights from Portsmouth to Singapore?

    While on average a flight from Portsmouth to Singapore is generally £3,672, our data shows the cheapest flight currently is £297. When looking at the most popular route, (Southampton Eastleigh - Singapore Changi), you can expect to pay £530 for that flight.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portsmouth to Singapore (average of £732). Flying from Portsmouth to Singapore in December is currently the most expensive (average of £1,115). 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 Portsmouth to Singapore

Discover the top 10 airlines that operate flights from Portsmouth to Singapore. 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 2 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£362Average£439FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£389Average£463FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£392Average£621FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China EasternCheapest£400Average£497FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£414Average£461FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air FranceCheapest£430Average£550FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£432Average£842FlexibilityNo cancel feeOn-time75%
Search KLM flights
Gulf AirCheapest£464Average£538FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Royal Brunei AirlinesCheapest£479Average£513FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
FinnairCheapest£501Average£730FlexibilityNo cancel feeOn-time76%
Search Finnair 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 Singapore?

Cheapflights makes it easy to find Portsmouth to Singapore 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 Portsmouth to Singapore?

Cheapflights helps you find that perfect flight to Singapore from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Portsmouth to Singapore with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Portsmouth to Singapore flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.