HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$357+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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 August, booked 45 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 April 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$850
(Mytrip)

One-way from

$357
(Trip.com)

Popular in

January

Cheapest in

June

Average price

$1,007
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. 14% potential increase in price ($177 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 15, 2025.

This Mytrip deal was found by Cheapflights users on 4/15. 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.
Sun 5/252:50 pmKTM - SYD
3 stops40h 30mMultiple Airlines
Fri 6/209:15 amSYD - KTM
2 stops37h 10mMultiple Airlines
Deal found 4/15$850
This OneTravel deal was found by Cheapflights users on 4/15. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/254:35 pmKTM - SYD
2 stops36h 10mChina Eastern
Fri 6/202:10 pmSYD - KTM
2 stops29h 40mChina Eastern
Deal found 4/15$858
This FlightHub deal was found by Cheapflights users on 4/15. 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.
Thu 8/2111:00 pmKTM - SYD
1 stop16h 55mCathay Pacific
Sat 9/69:50 pmSYD - KTM
1 stop28h 10mCathay Pacific
Deal found 4/15$865
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/165:30 pmKTM - SYD
1 stop20h 15mAir India
Fri 5/237:30 pmSYD - KTM
1 stop28h 50mAir India
Deal found 4/15$869
This Malaysia Airlines deal was found by Cheapflights users on 4/14. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/110:45 pmKTM - SYD
1 stop16h 35mMalaysia Airlines
Mon 8/1110:10 pmSYD - KTM
1 stop18h 05mMalaysia Airlines
Deal found 4/14$903
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:25 amKTM - SYD
1 stop15h 50mThai Airways
Fri 8/2910:00 amSYD - KTM
1 stop17h 40mThai Airways
Deal found 4/15$941
This Singapore Airlines deal was found by Cheapflights users on 4/15. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:10 pmKTM - SYD
1 stop31h 00mSingapore Airlines
Fri 12/54:10 pmSYD - KTM
1 stop34h 55mSingapore Airlines
Deal found 4/15$1,105
This China Southern deal was found by Cheapflights users on 4/14. 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.
Wed 7/211:30 pmKTM - SYD
1 stop15h 55mChina Southern
Sun 8/171:05 pmSYD - KTM
2 stops37h 40mChina Southern
Deal found 4/14$1,448
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Thu 7/37:40 amKTM - SYD
2 stops31h 05mTurkish Airlines
Wed 8/138:55 pmSYD - KTM
2 stops37h 35mTurkish Airlines
Deal found 4/14$1,660
This Emirates deal was found by Cheapflights users on 4/15. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:25 pmKTM - SYD
2 stops30h 45mEmirates
Wed 6/119:50 amSYD - KTM
2 stops33h 00mEmirates
Deal found 4/15$1,938

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 April 15, 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

Sun 5/25

2:50 pm-11:35 am

3 stops40h 30m

Sydney Kingsford Smith

Fri 6/20

9:15 am-6:10 pm

2 stops37h 10m

$850

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 5/25

4:35 pm-9:00 am

2 stops36h 10m

Sydney Kingsford Smith

Fri 6/20

2:10 pm-3:35 pm

2 stops29h 40m

$858

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 8/21

11:00 pm-8:10 pm

1 stop16h 55m

Sydney Kingsford Smith

Sat 9/6

9:50 pm-9:45 pm

1 stop28h 10m

$865

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 5/16

5:30 pm-6:00 pm

1 stop20h 15m

Sydney Kingsford Smith

Fri 5/23

7:30 pm-8:05 pm

1 stop28h 50m

$869

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 7/1

10:45 pm-7:35 pm

1 stop16h 35m

Sydney Kingsford Smith

Fri 8/15

10:10 pm-12:00 pm

1 stop18h 05m

$903

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sun 8/17

12:25 am-8:30 pm

1 stop15h 50m

Sydney Kingsford Smith

Fri 8/29

10:00 am-11:25 pm

1 stop17h 40m

$941

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 9/26

11:10 pm-10:25 am

1 stop31h 00m

Sydney Kingsford Smith

Fri 12/5

4:10 pm-9:50 pm

1 stop34h 55m

$1,105

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Wed 7/2

11:30 pm-7:40 pm

1 stop15h 55m

Sydney Kingsford Smith

Sun 8/17

1:05 pm-10:30 pm

2 stops37h 40m

$1,448

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 7/3

7:40 am-7:00 pm

2 stops31h 05m

Sydney Kingsford Smith

Wed 8/13

8:55 pm-6:15 am

2 stops37h 35m

$1,660

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Wed 7/2

9:00 am-6:25 am

2 stops41h 10m

Sydney Kingsford Smith

Tue 8/12

10:20 am-11:05 pm

2 stops41h 00m

$2,111

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 22 results
1
2
3

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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust 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 April 11, 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 45 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, February is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $1,046). Flying from Kathmandu to Sydney in December is currently the most expensive (average of $1,643). 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 April 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 5% on flights from Kathmandu to Sydney by exploring options for tickets in the evening.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 April 15, 2025.
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,288 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Emirates
8.0
Very good
3,196 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Thai Airways
7.7
Good
323 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Cathay Pacific
7.5
Good
846 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
China Southern
7.5
Good
94 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Crew

8.6

Boarding

8.2

Food

7.7

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

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.

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

    Cheapflights users have booked flights from Kathmandu to Sydney round-trip from $858. Other airlines that can offer you cheap pricing are Cathay Pacific, from $865, and Air India, from $869. Users have found that China Eastern is 18% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at $491. Batik Air flights start at $513 while deals on Thai Airways start at $529 one-way.

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

    Flights departing from Kathmandu and landing in Sydney layover in Kuala Lumpur most frequently.

  • What are some popular things to do or see while on a layover in Kuala Lumpur?

    If you're on a layover in Kuala Lumpur and looking for things to do, consider visiting Petronas Towers, Kuala Lumpur China Town, or Kuala Lumpur Tower. Travelers on a layover in Kuala Lumpur can visit Petronas Towers, Kuala Lumpur China Town, and Kuala Lumpur Tower, by traveling 28.9 mi, 28.0 mi, and 28.6 mi, respectively after landing at Kuala Lumpur Intl. Those looking to explore during their layover in Kuala Lumpur can rent a car from Kuala Lumpur Intl for about $31 per day.

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

    Kathmandu to Sydney flights have a layover in Guangzhou the least frequently.

  • 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, February is the cheapest month in which you can book a flight from Kathmandu to Sydney (average of $1,046). Flying from Kathmandu to Sydney in December is currently the most expensive (average of $1,643). 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 Kathmandu?

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

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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$686Average$1,124FlexibilityNo cancel feeOn-time81%
Sichuan AirlinesCheapest$722Average$1,026FlexibilityNo cancel feeOn-time63%
China SouthernCheapest$748Average$1,044FlexibilityNo cancel feeOn-time69%
China EasternCheapest$789Average$834FlexibilityNo cancel feeOn-time62%
Thai AirwaysCheapest$830Average$1,077FlexibilityNo cancel feeOn-time77%
Air IndiaCheapest$855Average$1,106FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$885Average$1,017FlexibilityNo cancel feeOn-time72%
Malaysia AirlinesCheapest$918Average$1,200FlexibilityNo cancel feeOn-time67%

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.