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$457+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Sydney Kingsford Smith are usually found in June or May, booked 48 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 November 13, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$834
(Orbitz)

One-way from

$457
(Mytrip)

Popular in

January

Cheapest in

June

Average price

$1,005
Provider with most accurate pricing for Kathmandu Tribhuvan-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Sydney Kingsford Smith flights.
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From Kathmandu Tribhuvan to Sydney Kingsford Smith
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One-way flight from Kathmandu Tribhuvan to Sydney Kingsford Smith
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Highest demand for flights based on searches. 14% potential increase in price ($184 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 13, 2025.

This Orbitz deal was found by Cheapflights users on 11/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:20 pmKTM - SYD
1 stop21h 05mSichuan Airlines
Wed 1/79:25 pmSYD - KTM
1 stop19h 10mSichuan Airlines
Deal found 11/10$834
This China Southern deal was found by Cheapflights users on 11/10. 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 China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2111:30 pmKTM - SYD
1 stop25h 50mChina Southern
Fri 1/1611:25 amSYD - KTM
1 stop29h 20mChina Southern
Deal found 11/10$840
This Mytrip deal was found by Cheapflights users on 11/13. 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 11/145:30 pmKTM - SYD
2 stops35h 55mMultiple Airlines
Fri 11/211:35 pmSYD - KTM
2 stops30h 50mMultiple Airlines
Deal found 11/13$843
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:20 pmKTM - SYD
1 stop17h 00mMultiple Airlines
Thu 1/151:35 pmSYD - KTM
2 stops27h 40mMultiple Airlines
Deal found 11/11$844
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:20 pmKTM - SYD
1 stop17h 00mMultiple Airlines
Thu 1/151:35 pmSYD - KTM
2 stops27h 40mMultiple Airlines
Deal found 11/11$845
This FlightHub deal was found by Cheapflights users on 11/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:00 pmKTM - SYD
2 stops35h 45mChina Eastern
Fri 1/912:00 pmSYD - KTM
2 stops33h 15mChina Eastern
Deal found 11/10$849
This Mytrip deal was found by Cheapflights users on 11/12. 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 11/1311:20 amKTM - SYD
3 stops26h 15mMultiple Airlines
Thu 11/208:05 pmSYD - KTM
2 stops29h 45mMultiple Airlines
Deal found 11/12$857
This Trip.com deal was found by Cheapflights users on 11/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:25 amKTM - SYD
2 stops50h 25mMultiple Airlines
Sat 1/179:25 pmSYD - KTM
1 stop19h 10mMultiple Airlines
Deal found 11/11$860
This Mytrip deal was found by Cheapflights users on 11/11. 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 12/11:45 pmKTM - SYD
3 stops41h 20mMultiple Airlines
Wed 12/1011:15 amSYD - KTM
3 stops38h 35mMultiple Airlines
Deal found 11/11$861
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:20 pmKTM - SYD
1 stop17h 00mMultiple Airlines
Sat 1/1012:30 pmSYD - KTM
2 stops30h 50mMultiple Airlines
Deal found 11/10$866
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:20 pmKTM - SYD
1 stop17h 00mMultiple Airlines
Tue 1/1312:30 pmSYD - KTM
2 stops30h 50mMultiple Airlines
Deal found 11/10$868
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:30 pmKTM - SYD
1 stop19h 50mChina Southern
Tue 1/133:15 pmSYD - KTM
1 stop25h 30mChina Southern
Deal found 11/10$871

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 November 13, 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

Fri 12/26

12:20 pm-2:40 pm

1 stop21h 05m

Sydney Kingsford Smith

Fri 1/9

9:25 pm-11:20 am

1 stop19h 10m

$834

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 1/23

3:10 pm-6:05 am

3 stops33h 40m

Sydney Kingsford Smith

Mon 2/9

1:35 pm-4:10 pm

3 stops31h 50m

$898

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 12/25

12:25 am-12:20 pm

2 stops30h 40m

Sydney Kingsford Smith

Sun 1/11

12:30 pm-12:25 pm

2 stops29h 10m

$923

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Mon 12/1

10:30 pm-6:05 am

2 stops26h 20m

Sydney Kingsford Smith

Sun 3/1

10:15 pm-9:30 pm

1 stop28h 30m

$924

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 12/26

11:10 am-2:55 pm

2 stops22h 30m

Sydney Kingsford Smith

Fri 1/9

11:25 am-7:55 am

1 stop25h 45m

$988

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 12/25

10:30 pm-7:55 am

1 stop28h 10m

Sydney Kingsford Smith

Sat 1/17

12:25 pm-9:30 pm

2 stops38h 20m

$1,000

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 12/25

12:25 am-9:50 pm

1 stop16h 10m

Sydney Kingsford Smith

Sun 1/11

10:00 am-11:25 pm

1 stop18h 40m

$1,040

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 12/28

12:20 pm-2:40 pm

1 stop21h 05m

Sydney Kingsford Smith

Sun 1/4

9:25 pm-11:20 am

1 stop19h 10m

$1,045

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

$1,066

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 12/6

12:20 pm-2:40 pm

1 stop21h 05m

Sydney Kingsford Smith

Sat 12/13

9:25 pm-11:20 am

1 stop19h 10m

$1,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 19 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 November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Kathmandu-Sydney flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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 November 7, 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 $723). Flying from Kathmandu to Sydney in February is currently the most expensive (average of $863). 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 November 13, 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.

How much does it cost to fly round-trip from Kathmandu to Sydney?

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 November 13, 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
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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
1,401 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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
361 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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
1,058 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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
7.5
Good
119 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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
2,940 reviews
Singapore Airlines
8.1
Very good
1,401 reviews

Food

7.8

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

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 21h 05m. Fly via Sichuan Airlines or Malaysia 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 $731. 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 31% 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 $723). Flying from Kathmandu to Sydney in February is currently the most expensive (average of $863). 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

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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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sichuan AirlinesCheapest$731Average$945FlexibilityNo cancel feeOn-time63%
China EasternCheapest$804Average$919FlexibilityNo cancel feeOn-time62%
Air IndiaCheapest$837Average$931FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$850Average$1,047FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$880Average$1,136FlexibilityNo cancel feeOn-time72%
Malaysia AirlinesCheapest$903Average$1,055FlexibilityNo cancel feeOn-time67%
Thai AirwaysCheapest$953Average$1,069FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$992Average$1,193FlexibilityNo cancel feeOn-time81%

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