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Cheap flights from Portsmouth to Singapore

LHR — SIN
8 Nov — 15 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to Singapore

Popular in

July

Cheapest in

May

Average price

£671
Highest demand for flights based on searches. 10% potential increase in price (£60 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Insights

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

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 15% 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 Tuesday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 24 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 Air Canada (97%), Garuda Indonesia (95%) and Qantas Airways (95%).

  • What are the cheapest flights from Portsmouth to Singapore?

    While on average a flight from Portsmouth to Singapore is generally £3,478, our data shows the cheapest flight currently is £400. When looking at the most popular route, (Southampton Eastleigh - Singapore Changi), you can expect to pay £683 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Portsmouth to Singapore

AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£287Average£455FlexibilityNo cancel feeOn-time67%
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Shenzhen AirlinesCheapest£347Average£447FlexibilityNo cancel feeOn-time63%
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Etihad AirwaysCheapest£377Average£623FlexibilityNo cancel feeOn-time75%
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Hainan AirlinesCheapest£391Average£465FlexibilityNo cancel feeOn-time61%
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Air IndiaCheapest£410Average£595FlexibilityNo cancel feeOn-timeN/A
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LufthansaCheapest£417Average£624FlexibilityNo cancel feeOn-time76%
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China EasternCheapest£432Average£531FlexibilityNo cancel feeOn-time62%
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Royal Brunei AirlinesCheapest£448Average£574FlexibilityNo cancel feeOn-time84%
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Malaysia AirlinesCheapest£470Average£568FlexibilityNo cancel feeOn-time67%
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China SouthernCheapest£482Average£651FlexibilityNo cancel feeOn-time69%
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Fly with Cheapflights

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.

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