฿16,145 Cheap Flights from Kathmandu (KTM) to Sydney (SYD)

View ฿16,145 flight on Fri, 22 Aug 2025Opens in a new window

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

  • 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 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿16,145 for one-way flights and ฿29,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿29,000 Return, found 1 day ago
฿29,000
Return
found 1 day ago
Select Air India flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿29,000 found 1 day ago
Thai Airways International
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿35,640 Return, found 1 day ago
฿35,640
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿35,640 found 1 day ago
Thai Airways International
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿36,405 Return, found 1 day ago
฿36,405
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿36,405 found 1 day ago
Thai Airways International
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿37,170 Return, found 1 day ago
฿37,170
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿37,170 found 1 day ago
Thai Airways International
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿38,855 Return, found 1 day ago
฿38,855
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿38,855 found 1 day ago
Thai Airways International
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿39,620 Return, found 1 day ago
฿39,620
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿39,620 found 1 day ago
Malaysia Airlines
Mon, 11 Aug - Wed, 27 Aug
KTM
Kathmandu
SYD
Sydney
฿39,725 Return, found 1 day ago
฿39,725
Return
found 1 day ago
Select Malaysia Airlines flight, departing Mon, 11 Aug from Kathmandu to Sydney, returning Wed, 27 Aug, priced at ฿39,725 found 1 day ago
Cathay Pacific
Sun, 10 Aug - Sat, 23 Aug
KTM
Kathmandu
SYD
Sydney
฿39,735 Return, found 6 days ago
฿39,735
Return
found 6 days ago
Select Cathay Pacific flight, departing Sun, 10 Aug from Kathmandu to Sydney, returning Sat, 23 Aug, priced at ฿39,735 found 6 days ago
Malaysia Airlines
Sun, 10 Aug - Sat, 23 Aug
KTM
Kathmandu
SYD
Sydney
฿39,795 Return, found 6 days ago
฿39,795
Return
found 6 days ago
Select Malaysia Airlines flight, departing Sun, 10 Aug from Kathmandu to Sydney, returning Sat, 23 Aug, priced at ฿39,795 found 6 days ago
Qatar Airways
Sun, 10 Aug - Sat, 23 Aug
KTM
Kathmandu
SYD
Sydney
฿41,920 Return, found 6 days ago
฿41,920
Return
found 6 days ago
Select Qatar Airways flight, departing Sun, 10 Aug from Kathmandu to Sydney, returning Sat, 23 Aug, priced at ฿41,920 found 6 days ago

Find the cheapest month to fly from Kathmandu (KTM) to Sydney (SYD)

August is typically the cheapest month to fly

From ฿23,844 - ฿34,458 per traveller.

Graph displaying average flight prices per month

Flight from Kathmandu to Sydney route information
Origin airport
Tribhuvan Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air India, Batik air , Cathay Pacific, Emirates, Etihad Airways, Malaysia Airlines, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines
Return price
฿29,000
Distance
9685 km

Perfect flights from Kathmandu to Sydney

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Kathmandu to Sydney. 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 Tribhuvan Intl. to Kingsford Smith Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿16,145 and roundtrip prices from ฿29,000. 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 Kingsford Smith 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 Sydney.

Frequently asked questions

How much is a flight from KTM to Mascot Airport?
Pack your bags, because round-trip journeys from Tribhuvan Intl. Airport to Sydney Airport start from ฿29,000. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tribhuvan Intl. Airport (KTM) to Mascot Airport?
Every air carrier has its own set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from KTM to Mascot Airport 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 Tribhuvan Intl. Airport (KTM) to SYD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from KTM to Sydney Airport?
The distance is around 9,800 kilometres, so pack your carry-on bag with all you need to make your journey comfortable. Wondering what to take on board your Kathmandu to Sydney flight? A travel pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Tribhuvan Intl. Airport (KTM) to Sydney Airport?
There are no direct flights, so you'll need to make at least one stop between Tribhuvan Intl. Airport (KTM) and SYD. Use the layover time to stretch your legs and grab a bite to eat.
Are Tribhuvan Intl. Airport (KTM) to Kingsford Smith Intl. Airport (SYD) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from KTM to Kingsford Smith Intl. Airport (SYD) can be hit-or-miss. You might be lucky and score a bargain, but you could also completely miss out! If you'd rather play it safe and start planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines release their prices that far in advance. Our suggestion? Check back often as updates are made regularly.

Explore a world of travel with Expedia

*Available to Expedia members.