$89 Cheap Flights from Hong Kong (HKG) to Singapore (SIN)

Popular airlines from Hong Kong International Airport (HKG) to Singapore Changi Airport (SIN)

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Find available prices by choosing your travel dates.

Cheap Flights from Hong Kong to Singapore (HKG-SIN)

Prices were available within the past 7 days and start at $89 for one-way flights and $192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Scoot
Scoot
Scoot
Hainan Airlines
Xiamen Airlines
China Eastern Airlines
Malaysia Airlines
Cathay Pacific
Royal Brunei Airlines
Flights from Hong Kong (HKG) to Singapore (SIN)
Origin airport
Hong Kong Intl.
Destination airport
Changi
Airlines serving
Cathay Pacific, China Airlines, China Eastern Airlines, EVA Airways, Garuda Indonesia, Hainan Airlines, IndiGo, Korean Air, Malaysia Airlines, Philippine Airlines, Royal Brunei Airlines, STARLUX Airlines, Scoot, Singapore Airlines, Thai Airways International, Vietnam Airlines, Xiamen Airlines
Roundtrip price
$191
Distance
1594 mi

Hong Kong to Singapore Flights

The cheapest times to fly from Hong Kong to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to Singapore are during the month of May. You can find some of the cheapest flights from Hong Kong to Singapore with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Hong Kong to Singapore

Sunday is one of the best days to book for cheap flights from Hong Kong to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Hong Kong to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $89 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from Chek Lap Kok Intl. Airport to Changi Airport?
Cathay Pacific operates a direct flight jetting off from HKG at 8:45PM and arriving at Singapore Airport at 12:35AM — a total flight time of 3 hours and 50 minutes. Secure your preferred seat, bring a magazine to keep you entertained and the time will speed by.
Is it cheaper to buy a plane ticket from Chek Lap Kok Intl. Airport to SIN last minute?
When it’s time to book your flights, being organized pays off. While you may be able to find a deal on a HKG to Singapore Airport flight at the last minute, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days in advance. For international travel it’s between three and four months.
What airline has the least delays from HKG to Singapore Airport?
Recording an on-time arrival score of 92%, Cathay Pacific is the carrier that’s likelier to get you from Hong Kong Intl. Airport (HKG) to SIN without any interruptions. Flight delays aren’t just an annoyance — they can also lead you to missing a connection or even ruin your entire trip. You can stay updated about delays by checking your flight status through the Expedia App long before you get to the airport. If you’re already there and you’re worried about the knock-on effects, visit the customer service desk to see what your options are.
What airports do you fly into for Singapore from Hong Kong?
With Changi Airport (SIN), Paya Lebar Air Base Airport (QPG) and Seletar Airport (XSP) to choose from, making your way from Hong Kong to Singapore is no sweat. The city’s main terminal, Changi Airport (SIN), is about 11 mi northeast of the center. Besides ticket prices, consider things like the ease of getting from the airport and the distance to your hotel before deciding where you’ll get off the plane. Get your Singapore trip off to a terrific start by discovering Universal Studios Singapore and Haji Lane.
What are the most popular departure times for flights from Chek Lap Kok Intl. Airport to Singapore Airport?
Between 8:00 AM - 9:00 AM is the busiest time for Cathay Pacific flights going from Hong Kong Intl. Airport (HKG) to Changi Airport. Our recommendation? Leave in the morning. With air traffic yet to build up around airports, your odds of boarding a delay-free flight are better.
Can I change the date of my flight from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
Expedia makes it easy to make changes to your Hong Kong Intl. Airport (HKG) to Changi Airport (SIN) trip yourself. Just go to the Expedia Trips portal and click on “change flight.” Look around for new flights and lock in the one that fits your new plans. You’ll get an estimate of applicable flight change fees. You can also head to our Customer Service portal to connect with our Virtual Agent and get answers to your questions.

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*Available to One Key members.