HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$486+ Cheap flights from Kathmandu (KTM) to Sydney (SYD)

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kathmandu to Sydney with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 Tuesday and return on a Friday

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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$892
(Gotogate)

One-way from

$486
(Expedia)

Popular in

January

Cheapest in

June

Average price

$1,177
Provider with most accurate pricing for Kathmandu Tribhuvan-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Sydney Kingsford Smith flights.
Search Deals
From Kathmandu Tribhuvan to Sydney Kingsford Smith
Search Deals
One-way flight from Kathmandu Tribhuvan to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 23, 2025.

This Gotogate deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2312:30 pmKTM - SYD
1 stop26h 35mChina Southern
Tue 2/1011:25 amSYD - KTM
1 stop29h 20mChina Southern
Deal found 10/22$892
This Mytrip deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:25 amKTM - SYD
2 stops24h 35mMultiple Airlines
Mon 2/99:50 pmSYD - KTM
3 stops28h 05mMultiple Airlines
Deal found 10/22$893
This Mytrip deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1912:25 amKTM - SYD
2 stops24h 55mMultiple Airlines
Sat 1/108:05 pmSYD - KTM
3 stops31h 40mMultiple Airlines
Deal found 10/22$903
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:25 pmKTM - SYD
1 stop17h 40mMultiple Airlines
Fri 10/2410:15 amSYD - KTM
1 stop15h 35mMultiple Airlines
Deal found 10/21$905
This Booking.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:00 pmKTM - SYD
3 stops59h 45mChina Eastern
Mon 12/11:30 pmSYD - KTM
3 stops31h 45mChina Eastern
Deal found 10/21$906
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:20 pmKTM - SYD
1 stop21h 05mMultiple Airlines
Wed 12/105:35 pmSYD - KTM
2 stops33h 25mMultiple Airlines
Deal found 10/21$908
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2212:20 pmKTM - SYD
1 stop21h 05mMultiple Airlines
Mon 12/19:50 pmSYD - KTM
1 stop22h 35mMultiple Airlines
Deal found 10/21$909
This Mytrip deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:25 amKTM - SYD
2 stops27h 35mMultiple Airlines
Tue 2/109:15 pmSYD - KTM
3 stops22h 00mMultiple Airlines
Deal found 10/22$912
This Priceline deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2012:30 pmKTM - SYD
1 stop26h 35mChina Southern
Mon 2/98:10 amSYD - KTM
1 stop19h 35mChina Southern
Deal found 10/22$915
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/201:30 pmKTM - SYD
2 stops24h 05mMultiple Airlines
Thu 11/2710:25 amSYD - KTM
1 stop16h 35mMultiple Airlines
Deal found 10/21$919

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 23, 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

Thu 11/20

1:30 pm-6:50 pm

2 stops24h 05m

Sydney Kingsford Smith

Thu 11/27

10:25 am-9:45 pm

1 stop16h 35m

$919

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 11/28

10:55 pm-8:50 pm

1 stop16h 40m

Sydney Kingsford Smith

Sun 11/30

8:45 am-9:30 pm

1 stop18h 00m

$984

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 11/21

12:20 pm-2:40 pm

1 stop21h 05m

Sydney Kingsford Smith

Sun 1/4

9:25 pm-11:20 am

1 stop19h 10m

$1,009

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 11/21

5:00 pm-10:00 am

2 stops35h 45m

Sydney Kingsford Smith

Sun 1/4

1:30 pm-4:00 pm

2 stops55h 45m

$1,059

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 11/27

10:55 pm-8:50 pm

1 stop16h 40m

Sydney Kingsford Smith

Sat 11/29

8:45 am-9:30 pm

1 stop18h 00m

$1,068

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 3/15

5:00 pm-10:00 am

2 stops35h 45m

Sydney Kingsford Smith

Thu 3/19

9:30 pm-4:00 pm

2 stops47h 45m

$1,080

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Mon 11/10

12:20 pm-2:40 pm

1 stop21h 05m

$487

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 12/20

12:20 pm-2:40 pm

1 stop21h 05m

$487

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 12/20

1:30 pm-6:35 am

2 stops35h 50m

$489

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 10/28

5:10 pm-6:50 pm

2 stops44h 25m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 17 results
1
2

Compare providers for flights from Kathmandu to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Sydney in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kathmandu-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Kathmandu to Sydney. Price data was last updated on October 17, 2025.

The price you pay for your flight from Kathmandu to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $705). Flying from Kathmandu to Sydney in February is currently the most expensive (average of $868). 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 October 23, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 4% on flights from Kathmandu to Sydney by exploring options for tickets in the evening.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated October 23, 2025.
See what other customers who have flown with Singapore Airlines, Thai Airways, and Cathay Pacific from Kathmandu to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,387 reviews
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Thai Airways
7.8
Good
360 reviews
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.6
Good
1,038 reviews
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Southern
7.4
Good
116 reviews
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Air India
5.5
Fair
2,941 reviews
Singapore Airlines
8.1
Very good
1,387 reviews

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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 16h 40m. Fly via Cathay Pacific or Sichuan Airlines to get the fastest option. There are 6050 mi between Kathmandu and Sydney. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Kathmandu to Sydney round-trip?

    Cheapflights users have booked flights from Kathmandu to Sydney round-trip from $764. Other airlines that can offer you cheap pricing are China Eastern, from $804, and Air India, from $837. Users have found that Sichuan Airlines is 28% cheaper than the other options available to this destination.

  • 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 vacation 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, May is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $705). Flying from Kathmandu to Sydney in February is currently the most expensive (average of $868). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Kathmandu to Sydney

Discover the top 8 airlines that operate flights from Kathmandu to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sichuan AirlinesCheapest$764Average$1,050FlexibilityNo cancel feeOn-time63%
China EasternCheapest$804Average$919FlexibilityNo cancel feeOn-time62%
Air IndiaCheapest$837Average$927FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$850Average$1,064FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$880Average$1,131FlexibilityNo cancel feeOn-time72%
Malaysia AirlinesCheapest$903Average$1,055FlexibilityNo cancel feeOn-time67%
Thai AirwaysCheapest$953Average$1,078FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$992Average$1,193FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.