How long is the flight from Portsmouth to Singapore?

Departing from Portsmouth to Singapore will take you 23h 30m. Portsmouth and Singapore are separated by a distance of 6803 mi. Both multi-stop and direct flights can be found to your destination and back.

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.

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).

What are the cheapest flights from Portsmouth to Singapore?

While on average a flight from Portsmouth to Singapore is generally £3,715, our data shows the cheapest flight currently is £371. When looking at the most popular route, (Southampton Eastleigh - Singapore Changi), you can expect to pay £704 for that flight.

What are the most reliable airlines from Portsmouth to Singapore?

The top 3 most reliable airlines when flying from Portsmouth to Singapore are Air Canada (90%), Croatia Airlines (87%) and Scandinavian Airlines (85%).

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 25 airlines. Singapore Changi is conveniently located just 10.5 mi from Singapore’s city center.

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.

£588+ Flights from Portsmouth to Singapore

Cheap flight deals from Portsmouth to Singapore

Enter your travel dates to find the best prices.

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 5 December 2025.

Tue 16/1212:25SOU - SIN

2 stops24h 50mQatar Airways

Wed 31/1220:15SIN - SOU

2 stops27h 20mQatar Airways

Deal found 2/12£1,477

Thu 18/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Wed 31/1220:15SIN - SOU

2 stops27h 20mQatar Airways

Deal found 2/12£1,677

Fri 26/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Wed 7/120:15SIN - SOU

2 stops55h 25mQatar Airways

Deal found 2/12£1,759

Sat 27/1209:30SOU - SIN

2 stops21h 25mMultiple Airlines

Sat 17/120:15SIN - SOU

2 stops31h 25mMultiple Airlines

Deal found 3/12£1,825

Sun 28/1220:10SOU - SIN

2 stops34h 45mQatar Airways

Sat 17/110:15SIN - SOU

2 stops37h 20mQatar Airways

Deal found 4/12£2,113

Fri 26/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Thu 15/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 3/12£2,263

Fri 26/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Sat 17/110:15SIN - SOU

2 stops37h 20mQatar Airways

Deal found 3/12£2,269

Mon 29/1209:30SOU - SIN

2 stops21h 25mQatar Airways

Fri 16/120:15SIN - SOU

2 stops55h 25mQatar Airways

Deal found 4/12£2,280

Sun 28/1209:30SOU - SIN

2 stops21h 25mQatar Airways

Thu 15/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 3/12£2,605

Mon 29/1209:30SOU - SIN

2 stops21h 25mQatar Airways

Sat 17/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 4/12£2,668

Mon 29/1209:30SOU - SIN

2 stops21h 25mQatar Airways

Sat 17/120:15SIN - SOU

2 stops27h 20mQatar Airways

Deal found 4/12£2,715

Best flights from Portsmouth to Singapore
Discover carefully curated flight deals from Portsmouth to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Sat 17/109:30SOU - SIN

2 stops24h 05mMultiple Airlines

Sat 24/123:25SIN - SOU

3 stops25h 50mMultiple Airlines

Deal found 3/12£696

Sat 17/109:25SOU - SIN

2 stops23h 30mKLM

Sat 24/122:50SIN - SOU

2 stops42h 00mKLM

Deal found 4/12£704

Thu 5/209:30SOU - SIN

2 stops27h 45mQatar Airways

Sun 8/203:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 1/12£760

Mon 2/309:30SOU - SIN

2 stops27h 45mQatar Airways

Thu 19/320:15SIN - SOU

2 stops27h 20mQatar Airways

Deal found 2/12£762

Tue 10/316:05SOU - SIN

2 stops21h 10mMultiple Airlines

Sun 22/320:15SIN - SOU

2 stops27h 20mMultiple Airlines

Deal found 2/12£782

Tue 13/112:25SOU - SIN

2 stops24h 50mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 4/12£767

Mon 12/109:30SOU - SIN

2 stops21h 25mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 4/12£767

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 1/12£789

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Wed 28/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 1/12£789

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Sun 25/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 1/12£789

Sun 11/109:30SOU - SIN

2 stops21h 25mQatar Airways

Wed 28/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 4/12£794

Last-minute flights from Portsmouth to Singapore
Discover last-minute flight deals from Portsmouth to Singapore. Data last updated 5 December 2025 and is based on user searches.

Thu 8/120:10SOU - SIN

2 stops28h 35mQatar Airways

Wed 28/120:15SIN - SOU

2 stops27h 20mQatar Airways

Deal found 1/12£811

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Sun 25/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 1/12£789

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 4/12£800

Fri 9/120:10SOU - SIN

2 stops41h 05mQatar Airways

Thu 29/103:15SIN - SOU

2 stops24h 25mQatar Airways

Deal found 1/12£815

Sun 11/109:30SOU - SIN

2 stops21h 25mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 4/12£794

Mon 12/109:30SOU - SIN

2 stops21h 25mQatar Airways

Wed 28/120:15SIN - SOU

2 stops31h 25mQatar Airways

Deal found 4/12£767

Sat 17/109:30SOU - SIN

2 stops24h 05mMultiple Airlines

Sat 24/110:25SIN - SOU

2 stops30h 20mMultiple Airlines

Deal found 3/12£588

Sat 17/109:25SOU - SIN

2 stops23h 30mKLM

Sat 24/122:50SIN - SOU

2 stops42h 00mKLM

Deal found 4/12£704

One-way flights from Portsmouth to Singapore
Search for one-way flight options from Portsmouth to Singapore. Find affordable one-way fares based on user searches. Data last updated 5 December 2025.

Tue 27/112:25SOU - SIN

2 stops24h 50mQatar Airways

Deal found 3/12£722

Mon 15/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Deal found 3/12£954

Tue 16/1212:25SOU - SIN

2 stops24h 50mQatar Airways

Deal found 3/12£1,177

Fri 26/1209:30SOU - SIN

2 stops27h 45mQatar Airways

Deal found 2/12£1,269

Sun 14/1220:10SOU - SIN

2 stops28h 35mQatar Airways

Deal found 3/12£1,317

Sun 28/1220:10SOU - SIN

2 stops34h 45mQatar Airways

Deal found 2/12£1,641

Find flight deals from Portsmouth to Singapore

Round-trip from	£588
Popular in	December
Cheapest in	May
Average price	£863

17/1-24/1
4 total stops
54h 25m total
Portsmouth to Singapore

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£27 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Sat 17/1

09:30-17:35

2 stops24h 05m

Singapore Changi

Sat 24/1

23:25-17:15

3 stops25h 50m

£696

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Sat 17/1

09:25-16:55

2 stops23h 30m

Singapore Changi

Sat 24/1

22:50-08:50

2 stops42h 00m

£704

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Thu 5/2

09:30-21:15

2 stops27h 45m

Singapore Changi

Sun 8/2

03:15-19:40

2 stops24h 25m

£760

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Mon 2/3

09:30-21:15

2 stops27h 45m

Singapore Changi

Thu 19/3

20:15-15:35

2 stops27h 20m

£762

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Tue 13/1

12:25-21:15

2 stops24h 50m

Singapore Changi

Wed 28/1

20:15-19:40

2 stops31h 25m

£767

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Mon 12/1

09:30-14:55

2 stops21h 25m

Singapore Changi

Wed 28/1

20:15-19:40

2 stops31h 25m

£767

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Tue 10/3

16:05-21:15

2 stops21h 10m

Singapore Changi

Sun 22/3

20:15-15:35

2 stops27h 20m

£782

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 9/1

20:10-21:15

2 stops41h 05m

Singapore Changi

Wed 28/1

20:15-19:40

2 stops31h 25m

£789

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 9/1

20:10-21:15

2 stops41h 05m

Singapore Changi

Wed 28/1

03:15-19:40

2 stops24h 25m

£789

SouthamptonSingapore

SOU - SIN

SOUSIN

Southampton Eastleigh

Fri 9/1

20:10-21:15

2 stops41h 05m

Singapore Changi

Sun 25/1

03:15-19:40

2 stops24h 25m

£789

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 17 results

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 £392). Flying from Portsmouth to Singapore in July is currently the most expensive (average of £517). 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?

When flying from Portsmouth to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 41% versus a flight in the evening.

What is the cheapest day to fly from Portsmouth to Singapore?

Travellers seeking maximum savings on their Portsmouth to Singapore flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Singapore

The most flights from P0R to SIN are scheduled on a Monday (35 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (33 on average).

Related info for your journey

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 25 airlines. Singapore Changi is conveniently located just 10.5 mi from Singapore’s city center.
How long is the flight from Portsmouth to Singapore?
Departing from Portsmouth to Singapore will take you 23h 30m. Portsmouth and Singapore are separated by a distance of 6803 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Portsmouth to Singapore?
The top 3 most reliable airlines when flying from Portsmouth to Singapore are Air Canada (90%), Croatia Airlines (87%) and Scandinavian Airlines (85%).
What are the cheapest flights from Portsmouth to Singapore?
While on average a flight from Portsmouth to Singapore is generally £3,715, our data shows the cheapest flight currently is £371. When looking at the most popular route, (Southampton Eastleigh - Singapore Changi), you can expect to pay £704 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 £392). Flying from Portsmouth to Singapore in July is currently the most expensive (average of £517). 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

Alternative routes for Portsmouth to Singapore

Heathrow to Singapore flights

Gatwick to Singapore flights

Stansted to Singapore flights

London City to Singapore flights

Manchester to Singapore flights

Luton to Singapore flights

Birmingham to Singapore flights

Edinburgh to Singapore flights

Southend to Singapore flights

Newcastle upon Tyne to Singapore flights

Bristol to Singapore flights

Southampton to Singapore flights

Leeds to Singapore flights

Other flights to Singapore

Top 10 airlines flying from Portsmouth to Singapore

Airline	Cheapest	Average	Flexibility	On-time
Air India	Cheapest£330	Average£556	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Shenzhen Airlines	Cheapest£363	Average£411	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Hainan Airlines	Cheapest£365	Average£446	FlexibilityNo cancel fee	On-time61%	Search Hainan Airlines flights
Air China	Cheapest£368	Average£448	FlexibilityNo cancel fee	On-time67%	Search Air China flights
KLM	Cheapest£419	Average£808	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£420	Average£610	FlexibilityNo cancel fee	On-time77%	Search Air France flights
China Eastern	Cheapest£421	Average£507	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Royal Brunei Airlines	Cheapest£430	Average£502	FlexibilityNo cancel fee	On-time84%	Search Royal Brunei Airlines flights
China Southern	Cheapest£435	Average£518	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
SWISS	Cheapest£441	Average£596	FlexibilityNo cancel fee	On-time79%	Search SWISS flights

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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!

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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.

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Cheap flights from Portsmouth to Singapore from £588

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Singapore

Cheapest flights from Portsmouth to SingaporeExplore 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 5 December 2025.

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 5 December 2025.

Find flight deals from Portsmouth to Singapore

Keep the following information in mind while searching for Portsmouth to Singapore flight deals. Data was last updated 5 December 2025.

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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.

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?

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 5 December 2025.

What is the cheapest day to fly from Portsmouth to Singapore?

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

Weekly flight availability from Portsmouth to Singapore

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?

How long is the flight from Portsmouth to Singapore?

What are the most reliable airlines from Portsmouth to Singapore?

What are the cheapest flights from Portsmouth to Singapore?

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

How can I find direct flights from Portsmouth to Singapore?

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

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

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.

Alternative routes for Portsmouth to Singapore

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Portsmouth to Singapore

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?

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

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

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

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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 5 December 2025.