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Cheap flights from Sydney to Kathmandu from $423

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 19/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sydney to Kathmandu

Cheap return flights

 Logo
21:15 - 13:50SYD-KTM
20h 50m2 stops
 Logo
15:00 - 07:20KTM-SYD
36h 05m2 stops
Sat, 30 Aug - Sat, 13 Sep
 Logo
09:15 - 14:00SYD-KTM
33h 00m2 stops
 Logo
10:50 - 07:20KTM-SYD
40h 15m2 stops
Sun, 27 Jul - Sun, 3 Aug
Malaysia Airlines Logo
22:10 - 12:00SYD-KTM
19h 05m1 stop
Malaysia Airlines Logo
23:30 - 10:20KTM-SYD
29h 35m1 stop
$928Malaysia Airlines
Find Deal
Mon, 20 Oct - Mon, 8 Dec
Malaysia Airlines Logo
13:05 - 21:45SYD-KTM
36h 55m1 stop
Malaysia Airlines Logo
22:45 - 06:35KTM-SYD
27h 35m1 stop
$935Malaysia Airlines
Find Deal
Thu, 21 Aug - Fri, 12 Sep
Singapore Airlines Logo
11:00 - 21:45SYD-KTM
15h 00m1 stop
Singapore Airlines Logo
23:00 - 10:25KTM-SYD
31h 10m1 stop
$1,023Singapore Airlines
Find Deal
Sun, 27 Jul - Sun, 3 Aug
Singapore Airlines Logo
12:15 - 21:40SYD-KTM
14h 40m1 stop
Singapore Airlines Logo
23:05 - 07:40KTM-SYD
27h 20m1 stop
$1,045Singapore Airlines
Find Deal
Mon, 10 Nov - Fri, 21 Nov
Sichuan Airlines Logo
20:20 - 10:45SYD-KTM
18h 40m1 stop
Sichuan Airlines Logo
11:45 - 14:15KTM-SYD
22h 15m1 stop
$1,224Sichuan Airlines
Find Deal
Wed, 2 Jul - Wed, 9 Jul
Air India Logo
19:30 - 16:30SYD-KTM
25h 15m1 stop
Air India Logo
10:05 - 18:00KTM-SYD
27h 40m1 stop
$1,225Air India
Find Deal
Thu, 17 Jul - Thu, 24 Jul
Air India Logo
19:30 - 23:00SYD-KTM
31h 45m1 stop
Air India Logo
07:35 - 18:50KTM-SYD
30h 00m1 stop
$1,229Air India
Find Deal
Wed, 1 Oct - Tue, 4 Nov
Sichuan Airlines Logo
20:20 - 10:45SYD-KTM
18h 40m1 stop
Sichuan Airlines Logo
11:45 - 14:15KTM-SYD
22h 15m1 stop
$1,245Sichuan Airlines
Find Deal
Sun, 15 Jun - Wed, 9 Jul

Singapore Airlines flights from Sydney to Kathmandu

Our best Singapore Airlines deals on Sydney to Kathmandu flight tickets
Singapore Airlines
27 July
SYD11:00Sydney Kingsford Smith
15h 00m
1 stop
KTM21:45Kathmandu Tribhuvan
3 Aug
KTM23:00Kathmandu Tribhuvan
31h 10m
1 stop
SYD10:25Sydney Kingsford Smith
Singapore Airlines
10 Nov
SYD12:15Sydney Kingsford Smith
14h 40m
1 stop
KTM21:40Kathmandu Tribhuvan
21 Nov
KTM23:05Kathmandu Tribhuvan
27h 20m
1 stop
SYD07:40Sydney Kingsford Smith
Singapore Airlines
18 Nov
SYD16:10Sydney Kingsford Smith
34h 45m
1 stop
KTM21:40Kathmandu Tribhuvan
1 Dec
KTM23:00Kathmandu Tribhuvan
13h 40m
1 stop
SYD17:55Sydney Kingsford Smith

Sichuan Airlines flights from Sydney to Kathmandu

Our best Sichuan Airlines deals on Sydney to Kathmandu flight tickets
Sichuan Airlines
2 July
SYD20:20Sydney Kingsford Smith
18h 40m
1 stop
KTM10:45Kathmandu Tribhuvan
9 July
KTM11:45Kathmandu Tribhuvan
22h 15m
1 stop
SYD14:15Sydney Kingsford Smith
Sichuan Airlines
15 June
SYD20:20Sydney Kingsford Smith
18h 40m
1 stop
KTM10:45Kathmandu Tribhuvan
9 July
KTM11:45Kathmandu Tribhuvan
22h 15m
1 stop
SYD14:15Sydney Kingsford Smith
Sichuan Airlines
24 June
SYD20:20Sydney Kingsford Smith
18h 40m
1 stop
KTM10:45Kathmandu Tribhuvan
9 July
KTM11:45Kathmandu Tribhuvan
22h 15m
1 stop
SYD14:15Sydney Kingsford Smith

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 $1,120, 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 $1,196.

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 $1,478. 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 $1,431 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 26 weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,381 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Sydney for as low as $1,275 on momondo.

How have Sydney to Kathmandu flight prices changed over time?

As of June 2025, prices for Sydney to Kathmandu flights are approximately 17% 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

Best price found

$423

Fastest flight time

14h 40m

Direct flights

Tue and Wed

Airports in Kathmandu

1 airport
The best one-way flight to Kathmandu from Sydney in the past 72 hours is $423. The best return flight deal from Sydney to Kathmandu found on momondo in the last 72 hours is $912.
The fastest flight from Sydney to Kathmandu takes 14h 40m
Direct flights go from Sydney to Kathmandu on Tuesday and Wednesday. Airline offering direct flights is Delta..
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 14h 40m.

  • 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 IndiaPriceFrom $931Free cancellationRating
5.5
2,912 reviews
Search Air India flights
Malaysia AirlinesPriceFrom $938Free cancellationRating
7.4
261 reviews
Search Malaysia Airlines flights
SriLankan AirlinesPriceFrom $939Free cancellationRating
6.8
74 reviews
Search SriLankan Airlines flights
China SouthernPriceFrom $975Free cancellationRating
7.5
97 reviews
Search China Southern flights
China EasternPriceFrom $1,040Free cancellationRating
7.2
150 reviews
Search China Eastern flights
Singapore AirlinesPriceFrom $1,056Free cancellationRating
8.1
1,299 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $1,158Free cancellationRating
7.5
883 reviews
Search Cathay Pacific flights
Batik AirPriceFrom $1,162Free cancellationRating
5.9
72 reviews
Search Batik Air flights
Thai AirwaysPriceFrom $1,188Free cancellationRating
7.7
333 reviews
Search Thai Airways flights
Sichuan AirlinesPriceFrom $1,196Free cancellationRating
8.0
14 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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