฿16,450 Cheap Flights from Sydney (SYD) to Kathmandu (KTM)

View ฿16,450 flight on Wed, 21 Jan 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from Sydney (SYD) to Kathmandu (KTM)

Prices were available within the past 7 days and start at ฿16,450 for one-way flights and ฿27,380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Wed, 24 Jun - Thu, 9 Jul
SYD
Sydney
KTM
Kathmandu
฿27,380 Return, found 1 day ago
฿27,380
Return
found 1 day ago
Select Air India flight, departing Wed, 24 Jun from Sydney to Kathmandu, returning Thu, 9 Jul, priced at ฿27,380 found 1 day ago
Thai Airways International
Fri, 16 Oct - Sat, 14 Nov
SYD
Sydney
KTM
Kathmandu
฿30,455 Return, found 2 days ago
฿30,455
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 16 Oct from Sydney to Kathmandu, returning Sat, 14 Nov, priced at ฿30,455 found 2 days ago
Thai Airways International
Fri, 16 Oct - Sat, 14 Nov
SYD
Sydney
KTM
Kathmandu
฿31,220 Return, found 2 days ago
฿31,220
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 16 Oct from Sydney to Kathmandu, returning Sat, 14 Nov, priced at ฿31,220 found 2 days ago
Thai Airways International
Fri, 16 Oct - Sat, 14 Nov
SYD
Sydney
KTM
Kathmandu
฿31,985 Return, found 2 days ago
฿31,985
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 16 Oct from Sydney to Kathmandu, returning Sat, 14 Nov, priced at ฿31,985 found 2 days ago
Air India
Sun, 28 Jun - Fri, 10 Jul
SYD
Sydney
KTM
Kathmandu
฿32,255 Return, found 1 day ago
฿32,255
Return
found 1 day ago
Select Air India flight, departing Sun, 28 Jun from Sydney to Kathmandu, returning Fri, 10 Jul, priced at ฿32,255 found 1 day ago
Thai Airways International
Fri, 16 Oct - Sat, 14 Nov
SYD
Sydney
KTM
Kathmandu
฿32,780 Return, found 2 days ago
฿32,780
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 16 Oct from Sydney to Kathmandu, returning Sat, 14 Nov, priced at ฿32,780 found 2 days ago
Virgin Australia
Wed, 24 Jun - Thu, 9 Jul
SYD
Sydney
KTM
Kathmandu
฿32,940 Return, found 1 day ago
฿32,940
Return
found 1 day ago
Select Virgin Australia flight, departing Wed, 24 Jun from Sydney to Kathmandu, returning Thu, 9 Jul, priced at ฿32,940 found 1 day ago
Qantas Airways
Wed, 24 Jun - Thu, 9 Jul
SYD
Sydney
KTM
Kathmandu
฿33,075 Return, found 1 day ago
฿33,075
Return
found 1 day ago
Select Qantas Airways flight, departing Wed, 24 Jun from Sydney to Kathmandu, returning Thu, 9 Jul, priced at ฿33,075 found 1 day ago
Singapore Airlines
Sun, 28 Jun - Fri, 10 Jul
SYD
Sydney
KTM
Kathmandu
฿33,115 Return, found 1 day ago
฿33,115
Return
found 1 day ago
Select Singapore Airlines flight, departing Sun, 28 Jun from Sydney to Kathmandu, returning Fri, 10 Jul, priced at ฿33,115 found 1 day ago
Thai Airways International
Fri, 16 Oct - Sat, 14 Nov
SYD
Sydney
KTM
Kathmandu
฿33,545 Return, found 2 days ago
฿33,545
Return
found 2 days ago
Select Thai Airways International flight, departing Fri, 16 Oct from Sydney to Kathmandu, returning Sat, 14 Nov, priced at ฿33,545 found 2 days ago
Flight from Sydney to Kathmandu route information
Origin airport
Kingsford Smith Intl.
Destination airport
Tribhuvan Intl.
Return price
฿27,380
Distance
9685 km

Perfect flights from Sydney to Kathmandu

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Sydney to Kathmandu. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Kingsford Smith Intl. to Tribhuvan Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿16,450 and roundtrip prices from ฿27,380. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Tribhuvan Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Kathmandu.

Frequently asked questions

How much is a flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
The lowest price advertised for a round-trip journey from SYD to Tribhuvan Intl. Airport is ฿27,380. But you better get moving. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport?
The majority of flights can be cancelled online, but whether you are charged a fee depends on your airline. If you do have to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Mascot Airport to Tribhuvan Intl. Airport (KTM) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sydney Airport to Tribhuvan Intl. Airport (KTM) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sydney Airport to KTM?
You'll have 9,800 kilometres to cover on the long-haul Sydney to Kathmandu route. Wear layers of comfortable clothes and consider taking a pair of noise-cancelling headphones.
Which airlines fly direct from SYD to Tribhuvan Intl. Airport (KTM)?
You won't find any airlines operating directly between SYD and Tribhuvan Intl. Airport, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip!
Are Mascot Airport to KTM flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap fares from SYD to Tribhuvan Intl. Airport appearing a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines issue prices that far in advance.
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