Cheap flights from Sydney to Kathmandu

SYD — KTM
2 Sep — 9 Sep1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Kathmandu Tribhuvan are usually found in August or May, booked 84 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sydney to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 August 2025.

Popular in

December

Cheapest in

August

Average price

£555
Highest demand for flights based on searches. 14% potential increase in price (£80 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in August 2025

Best time to book a flight from Sydney to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Kathmandu

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

Use this chart to determine the optimal time to book a return flight from Sydney to Kathmandu. Price data was last updated on 22 August 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Kathmandu. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Kathmandu?

Currently, August is the cheapest month in which you can book a flight from Sydney to Kathmandu (average of £907). Flying from Sydney to Kathmandu in October is currently the most expensive (average of £1,276). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to KTM?

Find hourly flight availability from Sydney to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2025.

One of the essential ways to save on airfare from Sydney to Kathmandu is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 23% on airfare.

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kathmandu. Reviews last updated 28 August 2025.
Get a feel of what it's like to fly with Singapore Airlines, China Southern, andMalaysia Airlines from Sydney to Kathmandu by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

Find useful and relevant information for your journey from Sydney to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Sydney to Kathmandu round-trip?

    Cheapflights users have booked flights from Sydney to Kathmandu round-trip from £450. Other airlines that can offer you cheap pricing are China Southern, from £548, and Singapore Airlines, from £554. Users have found that Malaysia Airlines is 32% cheaper than the other options available to this destination.

  • Can I find deals for flights from Sydney to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Sydney to Kathmandu flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Kathmandu.

  • Can I find deals for business class flights from Sydney to Kathmandu?

    Yes. Cheapflights offers flight deals from Sydney to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Kathmandu?

    Currently, August is the cheapest month in which you can book a flight from Sydney to Kathmandu (average of £907). Flying from Sydney to Kathmandu in October is currently the most expensive (average of £1,276). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Complete your trip

Complete your trip to Kathmandu by adding a car hire and/or hotel booking to your travel itinerary.

Top 6 airlines flying from Sydney to Kathmandu

Discover the top 6 airlines that operate flights from Sydney to Kathmandu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest£450Average£614FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China SouthernCheapest£548Average£669FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest£554Average£654FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest£560Average£712FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Sichuan AirlinesCheapest£702Average£797FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Thai AirwaysCheapest£748Average£834FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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How does Cheapflights help users find flights from Sydney to Kathmandu?

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Can Cheapflights find flights from Sydney to Kathmandu with no change fees?

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