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Cheap flights from Kathmandu to Sydney from $445

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 15/9. 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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Find the cheapest flights from Kathmandu to Sydney

Cheap return flights

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15:00 - 20:00KTM-SYD
24h 45m2 stops
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09:15 - 06:35SYD-KTM
25h 35m2 stops
Fri, 22 Aug - Fri, 29 Aug
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15:00 - 20:00KTM-SYD
24h 45m2 stops
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09:15 - 06:35SYD-KTM
25h 35m2 stops
Fri, 22 Aug - Fri, 29 Aug
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15:00 - 11:35KTM-SYD
40h 20m3 stops
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09:15 - 09:50SYD-KTM
28h 50m2 stops
Wed, 20 Aug - Wed, 27 Aug
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15:00 - 11:35KTM-SYD
40h 20m3 stops
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09:15 - 09:05SYD-KTM
28h 05m2 stops
Fri, 22 Aug - Fri, 29 Aug
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15:00 - 11:35KTM-SYD
40h 20m3 stops
 Logo
09:15 - 06:35SYD-KTM
25h 35m2 stops
Fri, 22 Aug - Fri, 29 Aug
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15:00 - 07:20KTM-SYD
36h 05m2 stops
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09:15 - 09:50SYD-KTM
28h 50m2 stops
Wed, 20 Aug - Wed, 27 Aug
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14:00 - 06:10KTM-SYD
35h 55m3 stops
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10:45 - 06:35SYD-KTM
25h 05m2 stops
$1,000
Find Deal
Fri, 19 Sep - Fri, 31 Oct
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15:00 - 20:00KTM-SYD
24h 45m2 stops
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10:45 - 13:15SYD-KTM
31h 45m2 stops
$1,005
Find Deal
Mon, 22 Sep - Sat, 8 Nov
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14:00 - 20:00KTM-SYD
25h 45m3 stops
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21:50 - 13:15SYD-KTM
20h 40m2 stops
$1,009
Find Deal
Fri, 19 Sep - Wed, 29 Oct
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14:00 - 20:00KTM-SYD
25h 45m3 stops
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10:45 - 13:15SYD-KTM
31h 45m2 stops
$1,011
Find Deal
Fri, 19 Sep - Sat, 8 Nov

Thai Airways flights from Kathmandu to Sydney

Our best Thai Airways deals on Kathmandu to Sydney flight tickets
Thai Airways
7 July
KTM23:30Kathmandu Tribhuvan
16h 45m
1 stop
SYD20:30Sydney Kingsford Smith
1 May
SYD10:00Sydney Kingsford Smith
17h 40m
1 stop
KTM23:25Kathmandu Tribhuvan
Thai Airways
7 July
KTM23:30Kathmandu Tribhuvan
16h 45m
1 stop
SYD20:30Sydney Kingsford Smith
14 July
SYD10:00Sydney Kingsford Smith
16h 45m
1 stop
KTM22:30Kathmandu Tribhuvan

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 $1,346. If you aren’t able to travel to Sydney during the month of June, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,360.

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

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,553. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $1,606.

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

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Kathmandu to Sydney in the morning for as low as $1,531. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,617 on average. Flights to Sydney from Kathmandu in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 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 $1,605 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 $1,453 on momondo.

What cabin class options are available on Kathmandu Tribhuvan to Sydney Kingsford Smith flights?

There are 1 cabin classes available to choose from on Kathmandu Tribhuvan to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Kathmandu to Sydney flight prices changed over time?

As of July 2025, prices for Kathmandu to Sydney flights are approximately 26% 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

Best price found

$445

Fastest flight time

16h 05m

Direct flights

Wed

Airports in Sydney

1 airport
The best one-way flight to Sydney from Kathmandu in the past 72 hours is $445. The best return flight deal from Kathmandu to Sydney found on momondo in the last 72 hours is $872.
The fastest flight from Kathmandu to Sydney takes 16h 05m
Direct flights go from Kathmandu to Sydney on Wednesday. Airline offering direct flights is Delta..
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

  • 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 16h 05m 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 $1,003Free cancellationRating
7.2
151 reviews
Search China Eastern flights
Sichuan AirlinesPriceFrom $1,085Free cancellationRating
8.0
14 reviews
Search Sichuan Airlines flights
China SouthernPriceFrom $1,174Free cancellationRating
7.6
101 reviews
Search China Southern flights
Air IndiaPriceFrom $1,254Free cancellationRating
5.5
2,924 reviews
Search Air India flights
Singapore AirlinesPriceFrom $1,276Free cancellationRating
8.1
1,321 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $1,291Free cancellationRating
7.6
925 reviews
Search Cathay Pacific flights
Thai AirwaysPriceFrom $1,292Free cancellationRating
7.7
336 reviews
Search Thai Airways flights
Malaysia AirlinesPriceFrom $1,340Free cancellationRating
7.4
265 reviews
Search Malaysia Airlines flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Katoomba
Lithgow
Penrith
Leura
Manly
Bondi Beach
Coogee
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.


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