₹55,826 Cheap Thai Airways International flights from Sydney to Kathmandu (SYD→KTM)

View ₹55,826 flight on Sat, 16 May 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Thai Airways International flights from Sydney to Kathmandu (SYD→KTM)

Prices were available within the past 7 days and start at ₹55,826 for one-way flights and ₹107,819 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Tue, 10 Feb - Tue, 17 Feb
SYD
Sydney
KTM
Kathmandu
₹107,819 Return, found 1 day ago
₹107,819
Return
found 1 day ago
Select Thai Airways International flight, departing Tue, 10 Feb from Sydney to Kathmandu, returning Tue, 17 Feb, priced at ₹107,819 found 1 day ago
Thai Airways International
Tue, 10 Feb - Tue, 17 Feb
SYD
Sydney
KTM
Kathmandu
₹117,929 Return, found 1 day ago
₹117,929
Return
found 1 day ago
Select Thai Airways International flight, departing Tue, 10 Feb from Sydney to Kathmandu, returning Tue, 17 Feb, priced at ₹117,929 found 1 day ago
Thai Airways International
Tue, 10 Feb - Tue, 17 Feb
SYD
Sydney
KTM
Kathmandu
₹120,714 Return, found 1 day ago
₹120,714
Return
found 1 day ago
Select Thai Airways International flight, departing Tue, 10 Feb from Sydney to Kathmandu, returning Tue, 17 Feb, priced at ₹120,714 found 1 day ago
Thai Airways International
Tue, 10 Feb - Tue, 17 Feb
SYD
Sydney
KTM
Kathmandu
₹122,778 Return, found 1 day ago
₹122,778
Return
found 1 day ago
Select Thai Airways International flight, departing Tue, 10 Feb from Sydney to Kathmandu, returning Tue, 17 Feb, priced at ₹122,778 found 1 day ago
Thai Airways International
Tue, 10 Feb - Tue, 17 Feb
SYD
Sydney
KTM
Kathmandu
₹127,687 Return, found 1 day ago
₹127,687
Return
found 1 day ago
Select Thai Airways International flight, departing Tue, 10 Feb from Sydney to Kathmandu, returning Tue, 17 Feb, priced at ₹127,687 found 1 day ago
Flight from Sydney to Kathmandu route information
Origin airport
Kingsford Smith Intl.
Destination airport
Tribhuvan Intl.
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 ₹107,819 from SYD to KTM by sorting your results from "Price (lowest to highest)" on Expedia. Or search for deals from ₹55,826 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."

Explore a world of travel with Expedia

*Available to Expedia members.