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Cheap flights from Kathmandu to Sydney from ₹ 64,174

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Sydney Kingsford Smith are usually found in June or May, booked 71 days in advance, depart on a Monday or Sunday and return on a Wednesday

Cheap flight deals from Kathmandu to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 September 2025.

Round-trip from

₹ 86,066

One-way from

₹ 64,174

Popular in

January

Cheapest in

June

Average price

₹ 88,891
Thai Airways
  • Thai Airways
  • 28/2-14/3
  • 2 total stops
  • 56h 20m total
  • Kathmandu to Sydney
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IndiGo
  • IndiGo
  • 30/10
  • 2 total stops
  • 37h 05m total
  • Kathmandu to Sydney
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Highest demand for flights based on searches. 12% potential increase in price (₹ 1,203,236 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 225,639 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Kathmandu to Sydney

Cheapest flights from Kathmandu to Sydney
Explore the most affordable flight options available from Kathmandu to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 24/921:25KTM - SYD
1 stop17h 40mMultiple Airlines
Fri 24/1010:15SYD - KTM
1 stop16h 00mMultiple Airlines
Deal found 15/9₹ 84,301
Wed 17/916:35KTM - SYD
3 stops35h 10mMultiple Airlines
Tue 7/1017:10SYD - KTM
1 stop24h 40mMultiple Airlines
Deal found 15/9₹ 89,685
Tue 30/911:45KTM - SYD
1 stop22h 15mSichuan Airlines
Wed 1/1020:20SYD - KTM
1 stop18h 40mSichuan Airlines
Deal found 14/9₹ 90,303
Thu 13/1122:45KTM - SYD
1 stop27h 55mMalaysia Airlines
Fri 21/1110:25SYD - KTM
1 stop16h 35mMalaysia Airlines
Deal found 14/9₹ 90,656
Tue 23/913:00KTM - SYD
1 stop16h 45mMalaysia Airlines
Sun 2/1110:25SYD - KTM
1 stop30h 50mMalaysia Airlines
Deal found 14/9₹ 100,366
Sun 21/922:50KTM - SYD
1 stop16h 25mSingapore Airlines
Tue 28/1012:15SYD - KTM
1 stop14h 50mSingapore Airlines
Deal found 14/9₹ 101,426
Sun 28/922:45KTM - SYD
1 stop31h 00mMalaysia Airlines
Sun 19/1014:05SYD - KTM
1 stop36h 55mMalaysia Airlines
Deal found 15/9₹ 102,573
Sun 28/921:35KTM - SYD
2 stops17h 40mMultiple Airlines
Sun 19/1020:30SYD - KTM
1 stop18h 40mMultiple Airlines
Deal found 15/9₹ 103,721
Tue 23/913:00KTM - SYD
2 stops18h 40mMultiple Airlines
Sun 2/1110:25SYD - KTM
1 stop16h 35mMultiple Airlines
Deal found 13/9₹ 108,841

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kathmandu to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Kathmandu to Sydney that are best for you.

Fly from

Kathmandu

Fly to

Sydney

Route

Depart

Return

Price

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 28/2

00:25-11:55

1 stop30h 15m

Sydney Kingsford Smith

Sat 14/3

15:35-12:25

1 stop26h 05m

₹ 86,066

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 13/11

22:45-07:55

1 stop27h 55m

Sydney Kingsford Smith

Fri 21/11

10:25-21:45

1 stop16h 35m

₹ 90,656

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 28/9

22:45-10:00

1 stop31h 00m

Sydney Kingsford Smith

Sun 19/10

14:05-21:45

1 stop36h 55m

₹ 102,573

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 28/9

21:35-19:30

2 stops17h 40m

Sydney Kingsford Smith

Sun 19/10

20:30-09:55

1 stop18h 40m

₹ 103,721

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 1/3

17:00-13:35

2 stops39h 20m

Sydney Kingsford Smith

Sat 14/3

12:00-16:00

2 stops33h 15m

₹ 107,693

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 3/10

22:45-19:35

1 stop16h 35m

Sydney Kingsford Smith

Wed 1/4

14:05-21:45

1 stop36h 55m

₹ 123,229

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 27/9

00:35-10:20

1 stop29h 30m

Sydney Kingsford Smith

Sun 19/10

11:00-23:35

1 stop17h 50m

₹ 124,377

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 28/2

00:25-21:50

1 stop16h 10m

Sydney Kingsford Smith

Sat 14/3

16:00-09:05

2 stops22h 20m

₹ 127,201

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 14/3

00:25-21:50

1 stop16h 10m

Sydney Kingsford Smith

Thu 19/3

10:00-23:25

1 stop18h 40m

₹ 131,880

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 26/9

13:00-12:30

2 stops19h 15m

Sydney Kingsford Smith

Fri 5/12

22:15-12:00

1 stop19h 00m

₹ 140,266

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 results
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Best time to book a flight from Kathmandu to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Kathmandu with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Sydney

How far ahead should I book a flight from Kathmandu to Sydney?

Use this chart to determine the optimal time to book a return flight from Kathmandu to Sydney. Price data was last updated on 12 September 2025.

The best time to book flights from Kathmandu to Sydney is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kathmandu to Sydney?

Currently, August is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of ₹ 776). Flying from Kathmandu to Sydney in January is currently the most expensive (average of ₹ 1,232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KTM to SYD?

Find hourly flight availability from Kathmandu to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 17% on flights from Kathmandu to Sydney by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Kathmandu to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kathmandu to Sydney?

    There are many flights that can get you from Kathmandu to Sydney in 27h 55m. Fly via Thai Airways, Malaysia Airlines, or China Eastern to get the fastest option. The distance from Kathmandu to Sydney is about 9737 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Kathmandu to Sydney one-way?

    The cheapet airlines for a one-way flight from Kathmandu to Sydney are IndiGo (₹ 64,174), China Southern (₹ 66,734), and Thai Airways (₹ 67,882).

  • Can I find deals for flights from Kathmandu to Sydney that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Sydney.

  • Can I find deals for business class flights from Kathmandu to Sydney?

    Yes. Cheapflights offers flight deals from Kathmandu to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kathmandu to Sydney?

    Currently, August is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of ₹ 776). Flying from Kathmandu to Sydney in January is currently the most expensive (average of ₹ 1,232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
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Penrith
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Deals for Kathmandu to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Sydney?

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Can Cheapflights find flights from Kathmandu to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Kathmandu to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Kathmandu to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Kathmandu today and book when prices fit your budget.

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