Cheap flights from Sydney to Kathmandu from $591

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Kathmandu departing on 13/11. 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

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Cheap return flights

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Multiple Airlines Logo
07:00 - 22:30SYD-KTM
20h 45m2 stops
Multiple Airlines Logo
23:30 - 20:20KTM-SYD
15h 35m1 stop
$1,115Multiple Airlines
Find Deal
Sun, 26 Oct - Tue, 11 Nov
Multiple Airlines Logo
10:45 - 14:00SYD-KTM
32h 30m2 stops
Multiple Airlines Logo
14:15 - 06:20KTM-SYD
34h 50m2 stops
$1,117Multiple Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Multiple Airlines Logo
21:30 - 13:40SYD-KTM
21h 25m1 stop
Multiple Airlines Logo
14:15 - 20:35KTM-SYD
25h 05m2 stops
$1,118Multiple Airlines
Find Deal
Tue, 21 Oct - Sun, 9 Nov
Sichuan Airlines Logo
21:25 - 11:20SYD-KTM
19h 10m1 stop
Sichuan Airlines Logo
12:20 - 14:40KTM-SYD
21h 05m1 stop
$1,122Sichuan Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Sichuan Airlines Logo
21:25 - 11:20SYD-KTM
19h 10m1 stop
Sichuan Airlines Logo
12:20 - 14:40KTM-SYD
21h 05m1 stop
$1,129Sichuan Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
China Southern Logo
11:25 - 11:30SYD-KTM
29h 20m1 stop
China Southern Logo
23:30 - 09:25KTM-SYD
28h 40m1 stop
$1,139China Southern
Find Deal
Fri, 7 Nov - Sun, 30 Nov
China Southern Logo
11:25 - 11:30SYD-KTM
29h 20m1 stop
China Southern Logo
23:30 - 13:35KTM-SYD
32h 50m1 stop
$1,154China Southern
Find Deal
Sun, 16 Nov - Tue, 16 Dec
China Eastern Logo
11:25 - 15:35SYD-KTM
33h 25m2 stops
China Eastern Logo
17:00 - 11:00KTM-SYD
36h 45m2 stops
$1,172China Eastern
Find Deal
Sat, 18 Oct - Fri, 14 Nov
China Eastern Logo
11:25 - 15:35SYD-KTM
33h 25m2 stops
China Eastern Logo
17:00 - 10:00KTM-SYD
35h 45m2 stops
$1,182China Eastern
Find Deal
Thu, 16 Oct - Sat, 8 Nov
SriLankan Airlines Logo
17:20 - 11:50SYD-KTM
23h 45m1 stop
SriLankan Airlines Logo
12:50 - 15:50KTM-SYD
21h 45m1 stop
$1,213SriLankan Airlines
Find Deal
Sun, 23 Nov - Thu, 18 Dec

Sichuan Airlines flights from Sydney to Kathmandu

Our best Sichuan Airlines deals on Sydney to Kathmandu flight tickets
Sichuan Airlines
8 Nov
SYD21:25Sydney Kingsford Smith
19h 10m
1 stop
KTM11:20Kathmandu Tribhuvan
15 Nov
KTM12:20Kathmandu Tribhuvan
21h 05m
1 stop
SYD14:40Sydney Kingsford Smith
Sichuan Airlines
8 Nov
SYD21:25Sydney Kingsford Smith
19h 10m
1 stop
KTM11:20Kathmandu Tribhuvan
15 Nov
KTM12:20Kathmandu Tribhuvan
21h 05m
1 stop
SYD14:40Sydney Kingsford Smith
Sichuan Airlines
26 Nov
SYD21:25Sydney Kingsford Smith
19h 10m
1 stop
KTM11:20Kathmandu Tribhuvan
21 Dec
KTM12:20Kathmandu Tribhuvan
21h 05m
1 stop
SYD14:40Sydney Kingsford Smith

China Southern flights from Sydney to Kathmandu

Our best China Southern deals on Sydney to Kathmandu flight tickets
China Southern
7 Nov
SYD11:25Sydney Kingsford Smith
29h 20m
1 stop
KTM11:30Kathmandu Tribhuvan
30 Nov
KTM23:30Kathmandu Tribhuvan
28h 40m
1 stop
SYD09:25Sydney Kingsford Smith
China Southern
16 Nov
SYD11:25Sydney Kingsford Smith
29h 20m
1 stop
KTM11:30Kathmandu Tribhuvan
16 Dec
KTM23:30Kathmandu Tribhuvan
32h 50m
1 stop
SYD13:35Sydney Kingsford Smith
China Southern
29 Oct
SYD11:25Sydney Kingsford Smith
29h 20m
1 stop
KTM11:30Kathmandu Tribhuvan
3 Dec
KTM23:30Kathmandu Tribhuvan
28h 40m
1 stop
SYD09:25Sydney Kingsford Smith

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Kathmandu 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 13 October 2025.
Use the filters below to find and compare flights from Sydney to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sun 26/10

07:00-22:30

2 stops20h 45m

Kathmandu Tribhuvan

Tue 11/11

23:30-20:20

1 stop15h 35m

$1,115

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 8/11

10:45-14:00

2 stops32h 30m

Kathmandu Tribhuvan

Sat 15/11

14:15-06:20

2 stops34h 50m

$1,117

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Tue 21/10

21:30-13:40

1 stop21h 25m

Kathmandu Tribhuvan

Sun 9/11

14:15-20:35

2 stops25h 05m

$1,118

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 8/11

21:25-11:20

1 stop19h 10m

Kathmandu Tribhuvan

Sat 15/11

12:20-14:40

1 stop21h 05m

$1,122

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 8/11

21:25-11:20

1 stop19h 10m

Kathmandu Tribhuvan

Sat 15/11

12:20-14:40

1 stop21h 05m

$1,129

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Fri 7/11

11:25-11:30

1 stop29h 20m

Kathmandu Tribhuvan

Sun 30/11

23:30-09:25

1 stop28h 40m

$1,139

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sun 16/11

11:25-11:30

1 stop29h 20m

Kathmandu Tribhuvan

Tue 16/12

23:30-13:35

1 stop32h 50m

$1,154

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 18/10

11:25-15:35

2 stops33h 25m

Kathmandu Tribhuvan

Fri 14/11

17:00-11:00

2 stops36h 45m

$1,172

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Thu 16/10

11:25-15:35

2 stops33h 25m

Kathmandu Tribhuvan

Sat 8/11

17:00-10:00

2 stops35h 45m

$1,182

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sun 23/11

17:20-11:50

1 stop23h 45m

Kathmandu Tribhuvan

Thu 18/12

12:50-15:50

1 stop21h 45m

$1,213

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kathmandu from

How to get the cheapest flight ticket from Sydney to Kathmandu

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 Sydney and Kathmandu?

What is the cheapest month to fly to Kathmandu?

The cheapest month to fly to Kathmandu from Sydney is in August. Flight prices, which tend to average around $1,129, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Kathmandu from Sydney during May instead. Flights to Kathmandu in May, while not as cheap as those in August, still average around $1,194.

What is the cheapest day to depart on your flight to Kathmandu?

The cheapest day to depart from Sydney to Kathmandu is on a Monday when prices can be found for as low as $1,431. Flights from Sydney to Kathmandu on a Saturday will generally be more expensive and average around $1,477. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Kathmandu?

Flying to Kathmandu from Sydney in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,430 when looking at flights departing in the morning. Flights to Kathmandu are more costly in the afternoon, with an average ticket price of $1,488. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Kathmandu from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,379 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Sydney for as low as $1,307 on momondo.

How have Sydney to Kathmandu flight prices changed over time?

As of October 2025, prices for Sydney to Kathmandu flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Kathmandu

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

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

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

Fastest flight time

16h 45m

Direct flights

Mon, Wed, Thu and Sun

Airports in Kathmandu

1 airport
The fastest flight from Sydney to Kathmandu takes 16h 45m
Direct flights go from Sydney to Kathmandu on Monday, Wednesday, Thursday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)
  • How far is Sydney Kingsford Smith to Kathmandu Tribhuvan by plane?

    There are 9739.1 km between Sydney Kingsford Smith and Kathmandu Tribhuvan. A reasonable flight in good conditions will take 15h 10m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Kathmandu Tribhuvan Airport.

  • What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

    The travel and health documents required for your trip to Kathmandu Tribhuvan 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 Kathmandu Tribhuvan 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 Sydney to Kathmandu?

Best airlines flying from Sydney to Kathmandu

Compare and see reviews for airlines that fly from Sydney to Kathmandu with momondo
Airline
Rating
Free cancellation
Price
China SouthernPriceFrom $883Free cancellationRating
7.4
116 reviews
Search China Southern flights
SriLankan AirlinesPriceFrom $896Free cancellationRating
6.9
76 reviews
Search SriLankan Airlines flights
Malaysia AirlinesPriceFrom $899Free cancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Air IndiaPriceFrom $947Free cancellationRating
5.5
2,936 reviews
Search Air India flights
Singapore AirlinesPriceFrom $1,052Free cancellationRating
8.1
1,379 reviews
Search Singapore Airlines flights
China EasternPriceFrom $1,063Free cancellationRating
7.2
168 reviews
Search China Eastern flights
Batik AirPriceFrom $1,080Free cancellationRating
5.9
73 reviews
Search Batik Air flights
Cathay PacificPriceFrom $1,149Free cancellationRating
7.6
1,023 reviews
Search Cathay Pacific flights
Thai AirwaysPriceFrom $1,208Free cancellationRating
7.8
357 reviews
Search Thai Airways flights
Sichuan AirlinesPriceFrom $1,220Free cancellationRating
0.0
0 reviews
Search Sichuan Airlines flights

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to Kathmandu . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Sydney to Kathmandu 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 Sydney to Kathmandu?

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 Kathmandu from Sydney.

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

Of course. momondo tracks the price of Sydney to Kathmandu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Wed 12/11
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