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$482+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SYD
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 August, booked 63 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 July 3, 2025.

Round-trip from

$833
(Mytrip)

One-way from

$482
(Mytrip)

Popular in

January

Cheapest in

June

Average price

$1,008
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 ($173 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 July 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 July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/2. 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 7/3010:50 amKTM - SYD
3 stops28h 55mMultiple Airlines
Wed 8/612:50 pmSYD - KTM
3 stops28h 25mMultiple Airlines
Deal found 7/2$833
This China Southern deal was found by Cheapflights users on 7/2. 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.
Thu 8/2111:30 pmKTM - SYD
1 stop15h 40mChina Southern
Thu 8/2810:15 amSYD - KTM
1 stop16h 30mChina Southern
Deal found 7/2$847
This CheapOair deal was found by Cheapflights users on 7/2. 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.
Wed 7/94:35 pmKTM - SYD
3 stops35h 10mChina Eastern
Fri 7/112:10 pmSYD - KTM
2 stops29h 40mChina Eastern
Deal found 7/2$854
This KAYAK deal was found by Cheapflights users on 7/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:30 pmKTM - SYD
1 stop20h 15mAir India
Mon 10/278:20 pmSYD - KTM
1 stop18h 00mAir India
Deal found 7/1$873
This Gotogate deal was found by Cheapflights users on 7/2. 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.
Sat 8/161:30 pmKTM - SYD
1 stop16h 35mThai Airways
Sat 8/232:50 pmSYD - KTM
1 stop35h 55mThai Airways
Deal found 7/2$908
This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/511:45 amKTM - SYD
1 stop22h 15mSichuan Airlines
Sat 10/119:20 pmSYD - KTM
1 stop18h 40mSichuan Airlines
Deal found 7/2$930
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Sat 7/511:00 pmKTM - SYD
1 stop31h 35mCathay Pacific
Sun 8/317:40 amSYD - KTM
1 stop18h 20mCathay Pacific
Deal found 7/3$963

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 July 3, 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

Wed 7/30

10:50 am-8:00 pm

3 stops28h 55m

Sydney Kingsford Smith

Wed 8/6

12:50 pm-1:00 pm

3 stops28h 25m

$833

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 8/21

11:30 pm-7:25 pm

1 stop15h 40m

Sydney Kingsford Smith

Thu 8/28

10:15 am-10:30 pm

1 stop16h 30m

$847

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 8/21

4:35 pm-9:00 am

2 stops36h 10m

Sydney Kingsford Smith

Thu 10/2

11:20 am-3:35 pm

3 stops56h 30m

$860

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 9/23

5:30 pm-6:00 pm

1 stop20h 15m

Sydney Kingsford Smith

Mon 10/27

8:20 pm-9:05 am

1 stop18h 00m

$873

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 8/16

1:30 pm-10:20 am

1 stop16h 35m

Sydney Kingsford Smith

Sat 8/23

2:50 pm-10:30 pm

1 stop35h 55m

$908

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 8/5

11:45 am-2:15 pm

1 stop22h 15m

Sydney Kingsford Smith

Sat 10/11

9:20 pm-10:45 am

1 stop18h 40m

$930

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 9/20

11:00 pm-8:10 pm

1 stop16h 55m

Sydney Kingsford Smith

Wed 11/5

8:45 am-10:00 pm

1 stop18h 30m

$987

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Wed 7/30

1:25 pm-8:00 pm

2 stops26h 20m

$482

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 8/16

11:45 am-2:15 pm

1 stop22h 15m

$488

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 7/29

7:35 am-6:40 pm

1 stop30h 50m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 results
1
2

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 June 27, 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 63 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 $1,040). Flying from Kathmandu to Sydney in December is currently the most expensive (average of $1,630). 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 July 3, 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.

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 July 3, 2025.
See what other customers who have flown with Thai Airways, Cathay Pacific, and China Southern 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.
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.7
Good
338 reviews
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Cathay Pacific
7.6
Good
921 reviews
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
China Southern
7.6
Good
100 reviews
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
China Eastern
7.1
Good
152 reviews
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
IndiGo
6.8
Okay
478 reviews
Thai Airways
7.7
Good
338 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.5

Food

7.3

Overall

7.7

Crew

8.3

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

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 $847. Other airlines that can offer you cheap pricing are China Eastern, from $860, and Air India, from $873. Users have found that China Southern is 19% 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 Sichuan Airlines, which is currently one of the cheapest options available, starting at $488. Air India flights start at $523 while deals on IndiGo start at $542 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 $35 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 $1,040). Flying from Kathmandu to Sydney in December is currently the most expensive (average of $1,630). 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
Manly
Coogee

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Top 7 airlines flying from Kathmandu to Sydney

Discover the top 7 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sichuan AirlinesCheapest$722Average$1,038FlexibilityNo cancel feeOn-time63%
China SouthernCheapest$775Average$1,044FlexibilityNo cancel feeOn-time69%
Air IndiaCheapest$851Average$1,025FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$877Average$984FlexibilityNo cancel feeOn-time72%
Thai AirwaysCheapest$890Average$1,111FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$920Average$1,140FlexibilityNo cancel feeOn-time81%
Malaysia AirlinesCheapest$921Average$1,196FlexibilityNo cancel feeOn-time67%

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