₹51,952 Cheap Thai Airways International flights from Sydney to Kathmandu (SYD→KTM)

View ₹51,952 flight on Sun, 8 Feb 2026Opens in a new window
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Thai Airways International flights from Sydney to Kathmandu (SYD→KTM)

Prices were available within the past 7 days and start at ₹51,952 for one-way flights and ₹86,159 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Sun, 8 Feb - Sun, 22 Feb
SYD
Sydney
KTM
Kathmandu
₹86,159 Return, found 19 hours ago
₹86,159
Return
found 19 hours ago
Select Thai Airways International flight, departing Sun, 8 Feb from Sydney to Kathmandu, returning Sun, 22 Feb, priced at ₹86,159 found 19 hours ago
Flight from Sydney to Kathmandu route information
Origin airport
Kingsford Smith Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air India, Batik air , Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Malaysia Airlines, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Popular airline
Air India
Distance
9685 km

Frequently asked questions

How much is a Thai Airways International flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Grab cheap return Thai Airways International flights from ₹86,159 from SYD to KTM by sorting your results from "Price (lowest to highest)" on Expedia. Or search for deals from ₹51,952 for a one-way journey.**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 Thai Airways International?
Thai Airways International flights to Kathmandu are often more affordable in the quieter months of July and August. Whether you're after a one-way or a return ticket, you could find a better deal then.
Does Thai Airways International fly nonstop from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Enter your dates, press search and select "Nonstop" on Expedia to browse any direct flights from SYD to KTM with Thai Airways International or another carrier.
What airports does Thai Airways International fly into in Kathmandu?
Board a Thai Airways International flight from Kingsford Smith Intl. Airport (SYD) to Kathmandu, and you'll probably touch down at Tribhuvan Intl. Airport (KTM). This is the airline's main hub in this destination.
Can I change or cancel my Thai Airways International flight from Kingsford Smith Intl. Airport (SYD) to Tribhuvan Intl. Airport (KTM)?
Depending on the type of fare you purchased, a fee may apply if you modify or cancel your flight more than 24 hours after it has been confirmed. To find tickets with more flexibility, select our "Changes included" or "No cancel fee" filter when searching for flights. For more information on cancelling or changing your reservation, head to "Trips," select your flight and click on "Manage Booking."
*Available to Expedia members.