$389 Cheap Singapore Airlines flights Sydney (SYD) to Kathmandu (KTM)

View $389 flight on Tue, Nov 18, 2025Opens in a new window

  • 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

$389 Cheap Singapore Airlines flights Sydney (SYD) to Kathmandu (KTM)

Prices were available within the past 7 days and start at $389 for one-way flights and $680 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Tue, May 5 - Tue, May 19
SYD
Sydney
KTM
Kathmandu
$680 Roundtrip, found 6 days ago
$680
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Tue, May 5 from Sydney to Kathmandu, returning Tue, May 19, priced at $680 found 6 days ago
Singapore Airlines
Fri, Aug 22 - Fri, Sep 5
SYD
Sydney
KTM
Kathmandu
$687 Roundtrip, found 22 hours ago
$687
Roundtrip
found 22 hours ago
Select Singapore Airlines flight, departing Fri, Aug 22 from Sydney to Kathmandu, returning Fri, Sep 5, priced at $687 found 22 hours ago
Singapore Airlines
Sun, Aug 10 - Sun, Aug 17
SYD
Sydney
KTM
Kathmandu
$704 Roundtrip, found 5 days ago
$704
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Sun, Aug 10 from Sydney to Kathmandu, returning Sun, Aug 17, priced at $704 found 5 days ago
Singapore Airlines
Mon, Mar 16 - Mon, Mar 30
SYD
Sydney
KTM
Kathmandu
$714 Roundtrip, found 6 days ago
$714
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Mon, Mar 16 from Sydney to Kathmandu, returning Mon, Mar 30, priced at $714 found 6 days ago
Singapore Airlines
Mon, Mar 2 - Mon, Mar 16
SYD
Sydney
KTM
Kathmandu
$716 Roundtrip, found 6 days ago
$716
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Mon, Mar 2 from Sydney to Kathmandu, returning Mon, Mar 16, priced at $716 found 6 days ago
Singapore Airlines
Tue, Mar 17 - Tue, Mar 31
SYD
Sydney
KTM
Kathmandu
$720 Roundtrip, found 6 days ago
$720
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Tue, Mar 17 from Sydney to Kathmandu, returning Tue, Mar 31, priced at $720 found 6 days ago
Flights from Sydney (SYD) to Kathmandu (KTM)
Origin airport
Kingsford Smith Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air India, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Korean Air, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Popular airline
Qatar Airways
Distance
6053 mi

Frequently asked questions

How much is a Singapore Airlines flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Landing cheap one-way Singapore Airlines flights from SYD to KTM from $389 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $680 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SYD to KTM with Singapore Airlines?
July is one of the least expensive months to jet off to Kathmandu with Singapore Airlines. You could also find great deals on one-way and round-trip tickets in August.
What is the cheapest time to book flights from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM) with Singapore Airlines?
Start your search for Singapore Airlines flights from SYD to KTM about one month before you want to go. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or ticket type, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Travelers who book on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Singapore Airlines fly nonstop from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Simply enter your dates, hit search and select the "Nonstop" filter on Expedia to browse any direct flights from SYD to KTM with Singapore Airlines or other carriers.
What is the earliest Singapore Airlines flight from SYD to KTM?
To find the earliest departure from SYD to KTM with Singapore Airlines, filter your search by "Morning" and "Early Morning." Choosing an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Singapore Airlines fly into in Kathmandu?
Singapore Airlines flights from Kingsford Smith Intl. Airport (SYD) to Kathmandu come in to Tribhuvan Intl. Airport (KTM). This is the main gateway to this city.
What kind of luggage can I take on a Singapore Airlines flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
For checked luggage, passengers can bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 31 inches x 29 inches x 78 inches. You can also travel with 2 cabin bags in the cabin when flying standard economy from SYD to KTM with Singapore Airlines. This carry-on should weigh less than 15 lb and be no bigger than 45 inches. Exceeding these restrictions can mean additional charges, so check Singapore Airlines's baggage allowance guidelines before packing.
Why fly with Singapore Airlines from SYD to KTM?
Singapore Airlines makes traveling from SYD to KTM more comfortable with a 5-star airline rating and top-tier customer service. You even have the chance to collect points with Singapore Airlines KrisFlyer. Don't forget to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Singapore Airlines flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Depending on the type of fare you purchased, a fee generally applies if you change or cancel your flight more than 24 hours after it has been confirmed. To secure flexible plane tickets, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more information on modifying or canceling your reservation, visit "Trips," select your flight and click on "Manage Booking."

Explore a world of travel with Expedia

*Available to One Key members.