Cheap flights from Kathmandu to Sydney from $691

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Sydney departing on 31/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Kathmandu to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
China Eastern Logo
16:35 - 12:35
KTM
-
SYD
39h 45m
2 stops
China Eastern Logo
10:00 - 15:35
SYD
-
KTM
57h 50m
2 stops
$1,236China Eastern
Tue, 23 Jun - Thu, 27 Aug
Multiple Airlines Logo
10:05 - 19:35
KTM
-
SYD
29h 15m
2 stops
Multiple Airlines Logo
18:00 - 21:30
SYD
-
KTM
31h 45m
1 stop
$1,243Multiple Airlines
Tue, 23 Jun - Wed, 29 Jul
China Eastern Logo
16:35 - 08:00
KTM
-
SYD
59h 10m
3 stops
China Eastern Logo
11:00 - 15:35
SYD
-
KTM
56h 50m
2 stops
$1,247China Eastern
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
00:25 - 11:45
KTM
-
SYD
31h 05m
2 stops
Multiple Airlines Logo
20:35 - 21:00
SYD
-
KTM
28h 40m
2 stops
$1,251Multiple Airlines
Tue, 7 Jul - Mon, 24 Aug
China Eastern Logo
16:35 - 12:35
KTM
-
SYD
63h 45m
2 stops
China Eastern Logo
10:00 - 15:35
SYD
-
KTM
33h 50m
2 stops
$1,253China Eastern
Tue, 19 May - Sat, 27 Jun
Multiple Airlines Logo
16:40 - 19:35
KTM
-
SYD
22h 40m
2 stops
Multiple Airlines Logo
07:25 - 21:30
SYD
-
KTM
18h 20m
1 stop
$1,267Multiple Airlines
Fri, 10 Jul - Sat, 18 Jul
Singapore Airlines Logo
22:50 - 10:25
KTM
-
SYD
31h 20m
1 stop
Singapore Airlines Logo
18:00 - 21:30
SYD
-
KTM
31h 45m
1 stop
$1,271Singapore Airlines
Mon, 27 Jul - Sat, 29 Aug
Qatar Airways Logo
10:05 - 06:10
KTM
-
SYD
39h 50m
1 stop
Qatar Airways Logo
14:50 - 08:50
SYD
-
KTM
22h 15m
1 stop
$1,287Qatar Airways
Wed, 1 Jul - Wed, 22 Jul
China Eastern Logo
16:35 - 09:00
KTM
-
SYD
60h 10m
3 stops
China Eastern Logo
10:00 - 15:35
SYD
-
KTM
33h 50m
2 stops
$1,293China Eastern
Sat, 13 Jun - Sat, 20 Jun
China Eastern Logo
16:35 - 08:00
KTM
-
SYD
59h 10m
2 stops
China Eastern Logo
10:05 - 15:35
SYD
-
KTM
33h 45m
2 stops
$1,294China Eastern
Tue, 26 May - Wed, 1 Jul

Air India flights from Kathmandu to Sydney

Our best Air India deals on Kathmandu to Sydney flight tickets
Air India
18 Aug
KTM17:30Kathmandu Tribhuvan
20h 40m
1 stop
SYD18:25Sydney Kingsford Smith
8 Sept
SYD20:00Sydney Kingsford Smith
24h 45m
1 stop
KTM16:30Kathmandu Tribhuvan
$1,258
Air India
31 Aug
KTM21:10Kathmandu Tribhuvan
17h 00m
1 stop
SYD18:25Sydney Kingsford Smith
16 Sept
SYD20:00Sydney Kingsford Smith
21h 55m
1 stop
KTM13:40Kathmandu Tribhuvan
$1,292
Air India
31 Aug
KTM21:10Kathmandu Tribhuvan
17h 00m
1 stop
SYD18:25Sydney Kingsford Smith
18 Sept
SYD20:00Sydney Kingsford Smith
24h 45m
1 stop
KTM16:30Kathmandu Tribhuvan
$1,354

Qatar Airways flights from Kathmandu to Sydney

Our best Qatar Airways deals on Kathmandu to Sydney flight tickets
Qatar Airways
1 July
KTM10:05Kathmandu Tribhuvan
39h 50m
1 stop
SYD06:10Sydney Kingsford Smith
22 July
SYD14:50Sydney Kingsford Smith
22h 15m
1 stop
KTM08:50Kathmandu Tribhuvan
$1,287
Qatar Airways
1 July
KTM10:05Kathmandu Tribhuvan
39h 50m
1 stop
SYD06:10Sydney Kingsford Smith
24 Aug
SYD14:50Sydney Kingsford Smith
22h 15m
1 stop
KTM08:50Kathmandu Tribhuvan
$1,315
Qatar Airways
28 Aug
KTM10:05Kathmandu Tribhuvan
39h 50m
1 stop
SYD06:10Sydney Kingsford Smith
22 Oct
SYD15:50Sydney Kingsford Smith
30h 55m
1 stop
KTM17:30Kathmandu Tribhuvan
$1,317

momondo 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, momondo users made 78,305 searches. Data last updated 3 May 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

Tue 23/6

16:35-12:35

2 stops39h 45m

Sydney Kingsford Smith

Thu 27/8

10:00-15:35

2 stops57h 50m

$1,236

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 23/6

10:05-19:35

2 stops29h 15m

Sydney Kingsford Smith

Wed 29/7

18:00-21:30

1 stop31h 45m

$1,243

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Thu 28/5

16:35-08:00

3 stops59h 10m

Sydney Kingsford Smith

Thu 4/6

11:00-15:35

2 stops56h 50m

$1,247

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 7/7

00:25-11:45

2 stops31h 05m

Sydney Kingsford Smith

Mon 24/8

20:35-21:00

2 stops28h 40m

$1,251

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 19/5

16:35-12:35

2 stops63h 45m

Sydney Kingsford Smith

Sat 27/6

10:00-15:35

2 stops33h 50m

$1,253
Fastest return journey

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Fri 10/7

16:40-19:35

2 stops22h 40m

Sydney Kingsford Smith

Sat 18/7

07:25-21:30

1 stop18h 20m

$1,267

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Mon 27/7

22:50-10:25

1 stop31h 20m

Sydney Kingsford Smith

Sat 29/8

18:00-21:30

1 stop31h 45m

$1,271

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Wed 1/7

10:05-06:10

1 stop39h 50m

Sydney Kingsford Smith

Wed 22/7

14:50-08:50

1 stop22h 15m

$1,287

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Sat 13/6

16:35-09:00

3 stops60h 10m

Sydney Kingsford Smith

Sat 20/6

10:00-15:35

2 stops33h 50m

$1,293

KathmanduSydney

KTM - SYD

KTMSYD

Kathmandu Tribhuvan

Tue 26/5

16:35-08:00

2 stops59h 10m

Sydney Kingsford Smith

Wed 1/7

10:05-15:35

2 stops33h 45m

$1,294

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Sydney from

How to get the cheapest flight ticket from Kathmandu to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kathmandu and Sydney?

What is the cheapest month to fly to Sydney?

The month of June is, on average, the cheapest month to fly to Sydney from Kathmandu, with most prices found around $1,239. If you aren’t able to travel to Sydney during the month of June, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $1,283.

What is the cheapest Kathmandu Tribhuvan to Sydney Kingsford Smith flight route?

Fly from Kathmandu Tribhuvan to Sydney Kingsford Smith for the best Kathmandu Tribhuvan - Sydney Kingsford Smith flight prices

How far in advance should I book a flight from Kathmandu to Sydney?

You are more likely to see cheaper flights to Sydney from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,425 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Kathmandu for as low as $1,280 on momondo.

Can stopping save me money on Kathmandu to Sydney flights?

You could potentially save up to 6% on your flight if you consider stops on a Kathmandu to Sydney flight.

How have Kathmandu to Sydney flight prices changed over time?

As of May 2026, prices for Kathmandu to Sydney flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kathmandu to Sydney (KTM to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Sydney

Fastest flight time

15h 50m

Direct flights

Tue, Thu, Fri and Sat

Airports in Sydney

1 airport
The fastest flight from Kathmandu to Sydney takes 15h 50m
Direct flights go from Kathmandu to Sydney on Tuesday, Thursday, Friday and Saturday. There are no airlines offering direct flights..
There is 1 airport in Sydney. From Kathmandu there are direct flights to Sydney Kingsford Smith (SYD).

Frequently asked questions about flying from Kathmandu to Sydney

  • How far is Kathmandu Tribhuvan to Sydney Kingsford Smith by plane?

    There are 9739.1 km between Kathmandu Tribhuvan and Sydney Kingsford Smith. Typically, this will take 15h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Kathmandu Tribhuvan Airport to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Kathmandu to Sydney?

Best airlines flying from Kathmandu to Sydney

Compare and see reviews for airlines that fly from Kathmandu to Sydney with momondo
Airline
Rating
Free cancellation
Price
China EasternPriceFrom $729Free cancellationRating
7.3
209 reviews
Search China Eastern flights
Sichuan AirlinesPriceFrom $989Free cancellationRating
7.9
33 reviews
Search Sichuan Airlines flights
Batik AirPriceFrom $990Free cancellationRating
5.9
83 reviews
Search Batik Air flights
China SouthernPriceFrom $1,079Free cancellationRating
7.4
151 reviews
Search China Southern flights
Malaysia AirlinesPriceFrom $1,084Free cancellationRating
7.4
307 reviews
Search Malaysia Airlines flights
Air IndiaPriceFrom $1,123Free cancellationRating
5.5
2,953 reviews
Search Air India flights
Singapore AirlinesPriceFrom $1,131Free cancellationRating
8.2
1,506 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $1,200Free cancellationRating
7.6
1,312 reviews
Search Cathay Pacific flights
Thai AirwaysPriceFrom $1,212Free cancellationRating
7.9
401 reviews
Search Thai Airways flights
Qatar AirwaysPriceFrom $1,302Free cancellationRating
7.4
3,723 reviews
Search Qatar Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Manly
Coogee
Leura
Bondi Beach
Cronulla
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Kathmandu.

Can I find flights from Kathmandu to Sydney with flexible booking policies on momondo?

Flights from Kathmandu to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kathmandu to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Kathmandu.

I’m not ready to book a flight from Kathmandu to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kathmandu to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 2/6
Tue 9/6

Find better results for your trip to Australia