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Cheap flights from Kathmandu to Sydney from $735

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kathmandu to Sydney

Enter your travel dates to find the best prices.

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 17 August 2026.

Wed 2/911:45 -
1 stop22h 15m
Wed 9/920:50 -
1 stop28h 25m
Deal found 16/8$1,324
Thu 24/921:10 -
1 stop17h 40m
Thu 1/1011:00 -
2 stops32h 20m
Deal found 16/8$1,325
Fri 18/921:10 -
1 stop17h 40m
Mon 21/911:00 -
2 stops32h 50m
Deal found 15/8$1,328
Sun 30/806:30 -
2 stops32h 35m
Mon 21/911:00 -
2 stops32h 50m
Deal found 14/8$1,329
Wed 2/923:30 -
1 stop15h 40m
Sat 5/910:05 -
1 stop29h 40m
Deal found 14/8$1,331
Tue 13/1016:35 -
2 stops35h 10m
Mon 30/1112:00 -
2 stops33h 15m
Deal found 16/8$1,332
Sat 5/911:45 -
1 stop22h 15m
Fri 18/909:45 -
2 stops38h 20m
Deal found 12/8$1,335
Mon 12/1017:30 -
1 stop21h 20m
Tue 12/112:00 -
2 stops33h 15m
Deal found 12/8$1,339
Thu 27/823:00 -
1 stop16h 55m
Tue 17/1112:00 -
2 stops33h 15m
Deal found 12/8$1,340
Fri 6/1112:10 -
1 stop21h 40m
Tue 24/1121:25 -
1 stop19h 00m
Deal found 16/8$1,342
Wed 23/1213:00 -
1 stop16h 05m
Sun 21/222:15 -
1 stop28h 45m
Deal found 15/8$1,343
Sat 17/1011:45 -
1 stop22h 15m
Thu 12/1121:25 -
1 stop19h 00m
Deal found 13/8$1,345

Find 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 17 August 2026.

Round-trip from

$1,324

One-way from

$735

Popular in

May

Cheapest in

March

Average price

$1,428
2/9-9/9
  • 2/9-9/9
  • 2 total stops
  • 50h 40m total
  • Kathmandu to Sydney
Search Deals
26/8
  • 26/8
  • 3 total stops
  • 41h 50m total
  • Kathmandu to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($162 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 647,157 searches. Data last updated 17 August 2026.
Use the filters below to find and compare flights from Kathmandu to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Sat 12/9

14:40-19:05

1 stop24h 10m

Sydney Kingsford Smith

Sat 19/9

14:00-16:30

2 stops30h 45m

$1,474

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Mon 9/11

12:10-15:05

1 stop21h 40m

Sydney Kingsford Smith

Sat 9/1

21:25-11:10

1 stop19h 00m

$1,541

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Wed 11/11

12:10-15:05

1 stop21h 40m

Sydney Kingsford Smith

Sat 9/1

21:25-11:10

1 stop19h 00m

$1,551

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Thu 22/10

15:35-19:05

1 stop22h 15m

Sydney Kingsford Smith

Thu 31/12

21:10-23:30

1 stop31h 35m

$1,553

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Sat 3/10

00:25-08:20

2 stops26h 40m

Sydney Kingsford Smith

Fri 1/1

09:50-12:50

1 stop32h 15m

$1,640

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Sat 29/8

13:25-10:00

1 stop16h 20m

Sydney Kingsford Smith

Sat 19/9

12:25-21:45

2 stops37h 35m

$1,652

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Wed 21/10

19:55-07:45

2 stops30h 35m

Sydney Kingsford Smith

Fri 13/11

16:30-14:00

2 stops26h 45m

$1,682

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Tue 10/11

22:45-06:05

2 stops50h 05m

Sydney Kingsford Smith

Wed 13/1

12:20-21:45

2 stops38h 40m

$1,750
Fastest return journey

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Fri 2/10

22:45-19:35

1 stop16h 35m

Sydney Kingsford Smith

Sun 18/10

10:15-21:30

1 stop16h 30m

$1,783

KathmanduSydney

KTM Kathmandu Tribhuvan - SYD Sydney Kingsford Smith

KTMSYD

Kathmandu Tribhuvan

Thu 12/11

21:25-07:10

1 stop28h 30m

Sydney Kingsford Smith

Mon 11/1

09:50-20:35

1 stop16h 00m

$1,789

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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?

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kathmandu to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $1,305). Flying from Kathmandu to Sydney in May is currently the most expensive (average of $1,748). 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.

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

Airfare is below average for this route at the moment.

Kathmandu to Sydney flights typically cost between $1,345 and $1,556 in September.
The cheapest return price found within the last 5 days was $1,324 on Multiple Airlines (2 Sept–9 Sept).

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 17 August 2026.
Check out reviews from past customers who have flown with Singapore Airlines,Thai Airways, andCathay Pacific from Kathmandu to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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
8.2
Very Good
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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
7.9
Good
415 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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
1,453 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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
175 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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.
Malaysia Airlines
7.3
Good
315 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Overall

8.2

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?

    Departing from Kathmandu to Sydney will take you 21h 40m. There are 9737 km 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 $644. Other airlines that can offer you cheap pricing are China Eastern, from $877, and Sichuan Airlines, from $993. You may be able to fly from Kathmandu to Sydney for 57% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Sichuan Airlines, which is currently one of the cheapest options available, starting at $544. China Eastern flights start at $554 while deals on Qatar Airways start at $611 one-way.

  • Where are the most common stopover locations when flying from Kathmandu to Sydney?

    Kathmandu to Sydney flights have a stopover in Bangkok most often. Guangzhou follows Bangkok in terms of the most common stopover location on Kathmandu to Sydney flights. Guangzhou is followed by Kuala Lumpur in terms of the most popular stopover location for Kathmandu to Sydney flights.

  • What are some popular things to do or see while on a stopover in Bangkok?

    Pratunam, Siam Square, and Thailand Cultural Center are currently the most popular points of interest in Bangkok at the moment. Those on a stopover in Bangkok interested in visiting Pratunam, Siam Square, or Thailand Cultural Center can do so by traveling 23.8 km, 24.2 km, and 21.1 km, respectively from Bangkok Suvarnabhumi. Those looking to explore during their stopover in Bangkok can hire a car from Bangkok Suvarnabhumi for about $38 per day.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    Petronas Towers, Sunway Lagoon Theme Park, and Kuala Lumpur Tower are currently the most popular points of interest in Kuala Lumpur. Petronas Towers, Sunway Lagoon Theme Park, and Kuala Lumpur Tower can be visited by travelling about 46.6 km, 38.5 km, and 46.0 km respectively from Kuala Lumpur Intl. Travellers in need of a car in Kuala Lumpur can hire one for about $50 per day.

  • Where are the least popular stopover locations for Kathmandu to Sydney flights?

    Of the flights from Kathmandu to Sydney that have stopovers, the fewest flights stop in New Delhi. Chengdu follows New Delhi in terms of the least common stopover location on Kathmandu to Sydney flights. Hong Kong follows Chengdu in terms of the least frequent stopover locations on Kathmandu to Sydney flights.

  • 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, March is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $1,305). Flying from Kathmandu to Sydney in May is currently the most expensive (average of $1,748). 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
Parramatta
Wollongong
Penrith
Manly
Katoomba
Lithgow
Cronulla
Randwick
Terrigal
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Kathmandu to Sydney

Discover the top 10 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 647,157 searches. Data last updated 17 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Batik AirCheapest$644Average$1,039FlexibilityNo cancel feeOn-timeN/A
Search Batik Air flights
China EasternCheapest$877Average$1,192FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Sichuan AirlinesCheapest$993Average$1,352FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
China SouthernCheapest$1,094Average$1,364FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest$1,155Average$1,551FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest$1,156Average$1,503FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest$1,158Average$1,530FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Thai AirwaysCheapest$1,251Average$1,426FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest$1,279Average$1,525FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest$1,340Average$1,619FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kathmandu to Sydney?

When you search for this flight from Kathmandu to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kathmandu to Sydney.

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

Certainly. Search results for flights to Sydney from Kathmandu shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Kathmandu to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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