$99 Cheap Flights from Hong Kong (HKG) to Singapore (SIN)

View $99 flight on Tue, Oct 14, 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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

Prices were available within the past 7 days and start at $99 for one-way flights and $186 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Sat, Oct 18 - Tue, Oct 28
HKG
Hong Kong SAR
SIN
Singapore
$186 Roundtrip, found 1 day ago
$186
Roundtrip
found 1 day ago
Select Scoot flight, departing Sat, Oct 18 from Hong Kong SAR to Singapore, returning Tue, Oct 28, priced at $186 found 1 day ago
Scoot
Wed, Oct 29 - Sat, Nov 1
HKG
Hong Kong SAR
SIN
Singapore
$205 Roundtrip, found 4 days ago
$205
Roundtrip
found 4 days ago
Select Scoot flight, departing Wed, Oct 29 from Hong Kong SAR to Singapore, returning Sat, Nov 1, priced at $205 found 4 days ago
Scoot
Sun, Jan 18 - Fri, Jan 23
HKG
Hong Kong SAR
SIN
Singapore
$205 Roundtrip, found 4 days ago
$205
Roundtrip
found 4 days ago
Select Scoot flight, departing Sun, Jan 18 from Hong Kong SAR to Singapore, returning Fri, Jan 23, priced at $205 found 4 days ago
Scoot
Fri, Oct 31 - Mon, Nov 10
HKG
Hong Kong SAR
SIN
Singapore
$207 Roundtrip, found 5 days ago
$207
Roundtrip
found 5 days ago
Select Scoot flight, departing Fri, Oct 31 from Hong Kong SAR to Singapore, returning Mon, Nov 10, priced at $207 found 5 days ago
Hainan Airlines
Sun, Oct 12 - Tue, Oct 14
HKG
Hong Kong SAR
SIN
Singapore
$288 Roundtrip, found 5 days ago
$288
Roundtrip
found 5 days ago
Select Hainan Airlines flight, departing Sun, Oct 12 from Hong Kong SAR to Singapore, returning Tue, Oct 14, priced at $288 found 5 days ago
Malaysia Airlines
Tue, Nov 4 - Mon, Nov 10
HKG
Hong Kong SAR
SIN
Singapore
$296 Roundtrip, found 6 days ago
$296
Roundtrip
found 6 days ago
Select Malaysia Airlines flight, departing Tue, Nov 4 from Hong Kong SAR to Singapore, returning Mon, Nov 10, priced at $296 found 6 days ago
Singapore Airlines
Mon, Oct 13 - Wed, Oct 22
HKG
Hong Kong SAR
SIN
Singapore
$302 Roundtrip, just found
$302
Roundtrip
just found
Select Singapore Airlines flight, departing Mon, Oct 13 from Hong Kong SAR to Singapore, returning Wed, Oct 22, priced at $302 just found
China Eastern Airlines
Tue, Oct 28 - Sat, Nov 1
HKG
Hong Kong SAR
SIN
Singapore
$313 Roundtrip, found 7 hours ago
$313
Roundtrip
found 7 hours ago
Select China Eastern Airlines flight, departing Tue, Oct 28 from Hong Kong SAR to Singapore, returning Sat, Nov 1, priced at $313 found 7 hours ago
Royal Brunei Airlines
Sun, Sep 21 - Thu, Sep 25
HKG
Hong Kong SAR
SIN
Singapore
$320 Roundtrip, found 5 hours ago
$320
Roundtrip
found 5 hours ago
Select Royal Brunei Airlines flight, departing Sun, Sep 21 from Hong Kong SAR to Singapore, returning Thu, Sep 25, priced at $320 found 5 hours ago
Xiamen Airlines
Fri, Jan 2 - Thu, Jan 8
HKG
Hong Kong SAR
SIN
Singapore
$326 Roundtrip, found 4 hours ago
$326
Roundtrip
found 4 hours ago
Select Xiamen Airlines flight, departing Fri, Jan 2 from Hong Kong SAR to Singapore, returning Thu, Jan 8, priced at $326 found 4 hours ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Singapore (SIN)

March is typically the cheapest month to fly

From $180 - $258 per traveler.
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
$186
Distance
1594 mi
Average flight time
3 hours 45 mins

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 October. 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 $99 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 much does a flight from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN) cost?
Grab a cheap one-way flight from $99 or cheap return flight from $186 from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
October is the cheapest month to fly from HKG to SIN. Traveling outside of peak seasons is often the key to finding a great deal.
Which airlines fly direct from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
Select from 3 carriers that operate direct flights from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN). Including:

  • Cathay Pacific
  • Singapore Airlines
  • Scoot

What is the cheapest airline that flies from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
The cheapest airline to offer flights between Hong Kong Intl. Airport (HKG) and Changi Airport (SIN) can vary based on your travel plans. Scoot and Singapore Airlines are just some of the choices offering well-priced fares. Use Expedia's search tool to compare airlines in one place and find the right HKG to SIN flight that fits your budget.
How many flights per day from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
Each day, an average of 14 direct flights take off from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN). Select the departure date that best suits your travel plans.
What are the most popular departure times for flights from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
The 9 AM departures from HKG to SIN are the top choice for many travelers. Greater demand means you'll likely pay more for these departures. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from HKG to SIN?
Tuesday offers the most flights from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN). Consider leaving on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
Take the earliest flight at around 1:40AM UTC+8, leaving from Hong Kong Intl. Airport (HKG). You'll be in the air for approximately 4h, arriving at Changi Airport (SIN) at approximately 5:40AM UTC+8.
How long does it take to fly from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
It takes about 4 hours and 2 minutes to fly the 1,600 mi from HKG to SIN.
What airline has the least delays from HKG to SIN?
Air New Zealand has the best performance for on-time direct flights from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN), with an on-time rating of 100%. Use the Expedia App to check your flight schedule before you head off and get immediate updates about any trip changes.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
To arrive at Changi Airport (SIN) without delays, pick a flight that leaves Hong Kong Intl. Airport (HKG) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Singapore from Hong Kong Intl. Airport (HKG)?
If you're flying on a direct flight from Hong Kong Intl. Airport (HKG) to Singapore, Changi Airport (SIN) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN) last-minute?
Last-minute bookings from HKG to SIN are typically more expensive. To lock in the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, it's possible to land a cheap fare right before your journey.
Is it cheaper to book a HKG to SIN flight and hotel package?
You'll typically save money by booking a HKG to SIN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Changi Airport (SIN)?
If you booked your HKG to SIN flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.