Cheap flights from Sydney to Kathmandu from $586

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 5/2. 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
13:35 - 08:40SYD-KTM
24h 20m2 stops
Multiple Airlines Logo
15:10 - 12:20KTM-SYD
39h 55m3 stops
$1,060Multiple Airlines
Find Deal
Thu, 29 Jan - Sun, 1 Mar
Multiple Airlines Logo
13:35 - 12:15SYD-KTM
27h 55m3 stops
Multiple Airlines Logo
14:45 - 18:50KTM-SYD
22h 50m3 stops
$1,061Multiple Airlines
Find Deal
Sun, 8 Feb - Sun, 15 Mar
China Southern Logo
11:25 - 11:30SYD-KTM
29h 20m1 stop
China Southern Logo
12:30 - 06:35KTM-SYD
36h 50m1 stop
$1,063China Southern
Find Deal
Fri, 13 Feb - Mon, 23 Feb
Multiple Airlines Logo
13:35 - 16:30SYD-KTM
32h 10m3 stops
Multiple Airlines Logo
15:10 - 18:50KTM-SYD
46h 25m3 stops
$1,064Multiple Airlines
Find Deal
Wed, 28 Jan - Sun, 1 Mar
Malaysia Airlines Logo
22:15 - 12:00SYD-KTM
19h 00m1 stop
Malaysia Airlines Logo
22:30 - 20:35KTM-SYD
16h 50m1 stop
$1,067Malaysia Airlines
Find Deal
Fri, 20 Feb - Fri, 20 Mar
China Southern Logo
22:00 - 11:30SYD-KTM
18h 45m1 stop
China Southern Logo
23:30 - 20:20KTM-SYD
15h 35m1 stop
$1,071China Southern
Find Deal
Sat, 7 Feb - Fri, 13 Mar
China Southern Logo
11:25 - 22:30SYD-KTM
16h 20m1 stop
China Southern Logo
23:30 - 20:20KTM-SYD
15h 35m1 stop
$1,074China Southern
Find Deal
Sat, 7 Feb - Mon, 9 Mar
Multiple Airlines Logo
20:05 - 21:30SYD-KTM
30h 40m2 stops
Multiple Airlines Logo
15:00 - 19:30KTM-SYD
24h 15m3 stops
$1,075Multiple Airlines
Find Deal
Sat, 24 Jan - Sun, 5 Apr
Multiple Airlines Logo
13:35 - 12:15SYD-KTM
27h 55m3 stops
Multiple Airlines Logo
15:00 - 19:30KTM-SYD
24h 15m3 stops
$1,077Multiple Airlines
Find Deal
Fri, 23 Jan - Sun, 5 Apr
China Southern Logo
11:25 - 22:30SYD-KTM
16h 20m1 stop
China Southern Logo
12:30 - 06:35KTM-SYD
36h 50m1 stop
$1,078China Southern
Find Deal
Mon, 16 Feb - Sat, 28 Feb

China Southern flights from Sydney to Kathmandu

Our best China Southern deals on Sydney to Kathmandu flight tickets
China Southern
13 Feb
SYD11:25Sydney Kingsford Smith
29h 20m
1 stop
KTM11:30Kathmandu Tribhuvan
23 Feb
KTM12:30Kathmandu Tribhuvan
36h 50m
1 stop
SYD06:35Sydney Kingsford Smith
China Southern
7 Feb
SYD22:00Sydney Kingsford Smith
18h 45m
1 stop
KTM11:30Kathmandu Tribhuvan
13 Mar
KTM23:30Kathmandu Tribhuvan
15h 35m
1 stop
SYD20:20Sydney Kingsford Smith
China Southern
7 Feb
SYD11:25Sydney Kingsford Smith
16h 20m
1 stop
KTM22:30Kathmandu Tribhuvan
9 Mar
KTM23:30Kathmandu Tribhuvan
15h 35m
1 stop
SYD20:20Sydney Kingsford Smith

SriLankan Airlines flights from Sydney to Kathmandu

Our best SriLankan Airlines deals on Sydney to Kathmandu flight tickets
SriLankan Airlines
10 Feb
SYD17:20Sydney Kingsford Smith
24h 35m
1 stop
KTM12:40Kathmandu Tribhuvan
12 Mar
KTM12:50Kathmandu Tribhuvan
36h 30m
2 stops
SYD06:35Sydney Kingsford Smith
SriLankan Airlines
1 Feb
SYD17:20Sydney Kingsford Smith
23h 45m
1 stop
KTM11:50Kathmandu Tribhuvan
16 Feb
KTM12:50Kathmandu Tribhuvan
37h 20m
2 stops
SYD07:25Sydney 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 19 November 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

Thu 29/1

13:35-08:40

2 stops24h 20m

Kathmandu Tribhuvan

Sun 1/3

15:10-12:20

3 stops39h 55m

$1,060

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sun 8/2

13:35-12:15

3 stops27h 55m

Kathmandu Tribhuvan

Sun 15/3

14:45-18:50

3 stops22h 50m

$1,061

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Fri 13/2

11:25-11:30

1 stop29h 20m

Kathmandu Tribhuvan

Mon 23/2

12:30-06:35

1 stop36h 50m

$1,063

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Wed 28/1

13:35-16:30

3 stops32h 10m

Kathmandu Tribhuvan

Sun 1/3

15:10-18:50

3 stops46h 25m

$1,064

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Fri 20/2

22:15-12:00

1 stop19h 00m

Kathmandu Tribhuvan

Fri 20/3

22:30-20:35

1 stop16h 50m

$1,067

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 7/2

22:00-11:30

1 stop18h 45m

Kathmandu Tribhuvan

Fri 13/3

23:30-20:20

1 stop15h 35m

$1,071

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 7/2

11:25-22:30

1 stop16h 20m

Kathmandu Tribhuvan

Mon 9/3

23:30-20:20

1 stop15h 35m

$1,074

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Sat 24/1

20:05-21:30

2 stops30h 40m

Kathmandu Tribhuvan

Sun 5/4

15:00-19:30

3 stops24h 15m

$1,075

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Fri 23/1

13:35-12:15

3 stops27h 55m

Kathmandu Tribhuvan

Sun 5/4

15:00-19:30

3 stops24h 15m

$1,077

SydneyKathmandu

SYD - KTM

SYDKTM

Sydney Kingsford Smith

Mon 16/2

11:25-22:30

1 stop16h 20m

Kathmandu Tribhuvan

Sat 28/2

12:30-06:35

1 stop36h 50m

$1,078

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 $1,192.

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 $1,487. 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 $1,366 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 $1,305 on momondo.

How have Sydney to Kathmandu flight prices changed over time?

As of November 2025, prices for Sydney to Kathmandu flights are approximately 8% 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

Direct flights

None
There are no direct flights from Sydney to Kathmandu. There are no popular flight routes from Sydney to Kathmandu.
  • 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 14h 50m.

  • 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
Air ChinaPriceFrom $705Free cancellationRating
7.2
126 reviews
Search Air China flights
Batik AirPriceFrom $813Free cancellationRating
5.8
75 reviews
Search Batik Air flights
Malaysia AirlinesPriceFrom $893Free cancellationRating
7.3
281 reviews
Search Malaysia Airlines flights
China SouthernPriceFrom $893Free cancellationRating
7.5
119 reviews
Search China Southern flights
SriLankan AirlinesPriceFrom $895Free cancellationRating
6.9
76 reviews
Search SriLankan Airlines flights
Air IndiaPriceFrom $937Free cancellationRating
5.5
2,943 reviews
Search Air India flights
Singapore AirlinesPriceFrom $1,044Free cancellationRating
8.1
1,407 reviews
Search Singapore Airlines flights
China EasternPriceFrom $1,062Free cancellationRating
7.2
178 reviews
Search China Eastern flights
Cathay PacificPriceFrom $1,145Free cancellationRating
7.6
1,061 reviews
Search Cathay Pacific flights
Sichuan AirlinesPriceFrom $1,200Free 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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Fri 19/12
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