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Cheap flights from Kathmandu to Sydney from $666

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 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
21 Apr — 28 Apr1
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 22 March 2026.

Tue 26/516:35
KTM
-
SYD
2 stops35h 05m
China Eastern
Sat 27/610:00
SYD
-
KTM
2 stops33h 50m
China Eastern
Deal found 18/3$1,116
Tue 7/416:35
KTM
-
SYD
2 stops35h 05m
China Eastern
Thu 11/610:00
SYD
-
KTM
2 stops57h 50m
China Eastern
Deal found 22/3$1,128
Tue 31/316:35
KTM
-
SYD
3 stops35h 10m
China Eastern
Wed 23/914:10
SYD
-
KTM
2 stops29h 40m
China Eastern
Deal found 19/3$1,129
Sat 4/416:35
KTM
-
SYD
3 stops59h 15m
China Eastern
Sat 16/514:10
SYD
-
KTM
2 stops29h 40m
China Eastern
Deal found 21/3$1,132
Tue 7/416:35
KTM
-
SYD
2 stops35h 05m
China Eastern
Mon 8/611:00
SYD
-
KTM
2 stops32h 50m
China Eastern
Deal found 22/3$1,135
Tue 5/516:35
KTM
-
SYD
2 stops36h 10m
China Eastern
Sun 13/920:30
SYD
-
KTM
3 stops47h 20m
China Eastern
Deal found 21/3$1,143
Sat 4/416:35
KTM
-
SYD
2 stops35h 05m
China Eastern
Wed 5/810:05
SYD
-
KTM
3 stops33h 45m
China Eastern
Deal found 21/3$1,145
Sun 5/416:35
KTM
-
SYD
2 stops35h 15m
China Eastern
Sat 16/514:10
SYD
-
KTM
2 stops29h 40m
China Eastern
Deal found 21/3$1,148
Sat 4/416:35
KTM
-
SYD
3 stops39h 45m
China Eastern
Sat 18/414:10
SYD
-
KTM
2 stops29h 40m
China Eastern
Deal found 19/3$1,156
Sat 5/911:45
KTM
-
SYD
1 stop22h 15m
Sichuan Airlines
Sun 6/920:20
SYD
-
KTM
1 stop18h 40m
Sichuan Airlines
Deal found 19/3$1,166
Sat 11/416:35
KTM
-
SYD
2 stops35h 05m
China Eastern
Sat 6/610:00
SYD
-
KTM
2 stops33h 50m
China Eastern
Deal found 19/3$1,172
Sun 5/416:35
KTM
-
SYD
2 stops35h 15m
Multiple Airlines
Mon 20/718:00
SYD
-
KTM
1 stop31h 45m
Multiple Airlines
Deal found 20/3$1,173

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 22 March 2026.

Round-trip from

$1,116

One-way from

$666

Popular in

January

Cheapest in

June

Average price

$1,333
China Eastern
  • China Eastern
  • 26/5-27/6
  • 4 total stops
  • 68h 55m total
  • Kathmandu to Sydney
Search Deals
13/4
  • 13/4
  • 2 total stops
  • 25h 55m total
  • Kathmandu to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($104 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 22 March 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 - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 5/9

16:35-09:00

3 stops60h 10m

Sydney Kingsford Smith

Wed 9/9

14:10-15:35

2 stops29h 40m

$1,129

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 4/4

16:35-09:00

2 stops35h 10m

Sydney Kingsford Smith

Thu 11/6

11:00-15:35

3 stops56h 50m

$1,132

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 9/6

16:35-08:00

2 stops59h 10m

Sydney Kingsford Smith

Tue 23/6

10:05-15:35

2 stops57h 45m

$1,145

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 8/9

16:35-08:00

2 stops35h 10m

Sydney Kingsford Smith

Thu 10/9

11:00-15:35

3 stops56h 50m

$1,183

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 5/4

16:35-08:00

2 stops59h 10m

Sydney Kingsford Smith

Fri 5/6

11:00-15:35

3 stops56h 50m

$1,190

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 19/4

16:35-08:00

2 stops59h 10m

Sydney Kingsford Smith

Sun 26/4

10:05-15:35

2 stops57h 45m

$1,190

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 7/5

16:35-09:00

2 stops60h 10m

Sydney Kingsford Smith

Wed 24/6

14:10-15:35

2 stops29h 40m

$1,200
Fastest return journey

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Mon 22/6

15:05-19:35

2 stops24h 15m

Sydney Kingsford Smith

Tue 7/7

20:20-10:45

1 stop18h 40m

$1,208

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 1/8

16:35-08:00

3 stops35h 10m

Sydney Kingsford Smith

Thu 10/9

10:00-15:35

3 stops57h 50m

$1,237

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 30/4

16:35-09:00

2 stops60h 10m

Sydney Kingsford Smith

Fri 5/6

11:00-15:35

2 stops32h 50m

$1,247

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 21 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?

Use this chart to determine the optimal time to book a return flight from Kathmandu to Sydney. Price data was last updated on 13 March 2026.

Booking 35 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, May is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $994). Flying from Kathmandu to Sydney in October is currently the most expensive (average of $1,202). 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?

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 22 March 2026.
Check out reviews from past customers who have flown with Thai Airways,Cathay Pacific, andChina Southern 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.
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.8
Good
394 reviews
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Cathay Pacific
7.6
Good
1,222 reviews
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
China Southern
7.4
Good
145 reviews
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Malaysia Airlines
7.3
Good
297 reviews
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Air India
5.5
Fair
2,971 reviews
Thai Airways
7.8
Good
394 reviews
Check prices

Overall

7.8

Crew

8.4

Comfort

7.6

Boarding

7.9

Food

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

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 60h 10m. There are 9737 km between Kathmandu and Sydney.

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

    Cheapflights users have booked flights from Kathmandu to Sydney round-trip from $784. Other airlines that can offer you cheap pricing are Batik Air, from $1,016, and Sichuan Airlines, from $1,023. You may be able to fly from Kathmandu to Sydney for 45% 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 China Eastern, which is currently one of the cheapest options available, starting at $339. Qatar Airways flights start at $509 while deals on China Southern start at $536 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 Hong Kong 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 Hong Kong?

    Hong Kong Disneyland, Shatin Baptist Church, and Temple Street Night Market are currently the most popular points of interest in Hong Kong. Hong Kong Disneyland, Shatin Baptist Church, and Temple Street Night Market can be visited by travelling about 12.6 km, 29.5 km, and 25.8 km respectively from Hong Kong Intl.

  • 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. Singapore 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, May is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $994). Flying from Kathmandu to Sydney in October is currently the most expensive (average of $1,202). 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
Katoomba
Manly
Terrigal
Lithgow
Bondi Beach
Coogee
Cronulla
Leura
Randwick

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Kathmandu to Sydney

Discover the top 9 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$784Average$1,221FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Batik AirCheapest$1,016Average$1,041FlexibilityNo cancel feeOn-timeN/A
Search Batik Air flights
Sichuan AirlinesCheapest$1,023Average$1,365FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
China SouthernCheapest$1,065Average$1,362FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Malaysia AirlinesCheapest$1,102Average$1,485FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest$1,142Average$1,499FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest$1,153Average$1,322FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Cathay PacificCheapest$1,202Average$1,365FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapest$1,238Average$1,394FlexibilityNo cancel feeOn-time77%
Search Thai 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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