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$466 Cheap Flights from Kathmandu (KTM) to Sydney (SYD)

View $466 flight on Wed, Sep 2, 2026Opens in a new window

Popular airlines from Tribhuvan Intl. Airport (KTM) to Sydney Airport (SYD)

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Cheap Flights from Kathmandu to Sydney (KTM-SYD)

Prices were available within the past 7 days and start at $466 for one-way flights and $844 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sichuan Airlines
Wed, Sep 9 - Wed, Sep 16
KTM
Kathmandu
SYD
Sydney
$844 Roundtrip, found 22 hours ago
$844
Roundtrip
found 22 hours ago
Select Sichuan Airlines flight, departing Wed, Sep 9 from Kathmandu to Sydney, returning Wed, Sep 16, priced at $844 found 22 hours ago
Malaysia Airlines
Fri, May 28 - Fri, Jun 11
KTM
Kathmandu
SYD
Sydney
$873 Roundtrip, found 1 day ago
$873
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Fri, May 28 from Kathmandu to Sydney, returning Fri, Jun 11, priced at $873 found 1 day ago
Malaysia Airlines
Fri, May 28 - Fri, Jun 11
KTM
Kathmandu
SYD
Sydney
$878 Roundtrip, found 1 day ago
$878
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Fri, May 28 from Kathmandu to Sydney, returning Fri, Jun 11, priced at $878 found 1 day ago
Malaysia Airlines
Thu, Mar 4 - Sat, Jun 5
KTM
Kathmandu
SYD
Sydney
$883 Roundtrip, found 1 day ago
$883
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Thu, Mar 4 from Kathmandu to Sydney, returning Sat, Jun 5, priced at $883 found 1 day ago
Malaysia Airlines
Tue, May 25 - Fri, May 28
KTM
Kathmandu
SYD
Sydney
$899 Roundtrip, found 1 day ago
$899
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Tue, May 25 from Kathmandu to Sydney, returning Fri, May 28, priced at $899 found 1 day ago
Malaysia Airlines
Tue, May 25 - Fri, May 28
KTM
Kathmandu
SYD
Sydney
$904 Roundtrip, found 1 day ago
$904
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Tue, May 25 from Kathmandu to Sydney, returning Fri, May 28, priced at $904 found 1 day ago
China Southern Airlines
Wed, Sep 2 - Wed, Sep 9
KTM
Kathmandu
SYD
Sydney
$913 Roundtrip, found 7 hours ago
$913
Roundtrip
found 7 hours ago
Select China Southern Airlines flight, departing Wed, Sep 2 from Kathmandu to Sydney, returning Wed, Sep 9, priced at $913 found 7 hours ago
Singapore Airlines
Thu, Mar 4 - Sat, Jun 5
KTM
Kathmandu
SYD
Sydney
$1,006 Roundtrip, found 1 day ago
$1,006
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Thu, Mar 4 from Kathmandu to Sydney, returning Sat, Jun 5, priced at $1,006 found 1 day ago
Cathay Pacific
Sun, Oct 18 - Wed, Nov 4
KTM
Kathmandu
SYD
Sydney
$1,020 Roundtrip, found 2 days ago
$1,020
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Sun, Oct 18 from Kathmandu to Sydney, returning Wed, Nov 4, priced at $1,020 found 2 days ago
Qatar Airways
Thu, Mar 4 - Sat, Jun 5
KTM
Kathmandu
SYD
Sydney
$1,077 Roundtrip, found 1 day ago
$1,077
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Thu, Mar 4 from Kathmandu to Sydney, returning Sat, Jun 5, priced at $1,077 found 1 day ago

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,143
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,143

Find the cheapest month to fly from Kathmandu (KTM) to Sydney (SYD)

June is typically the cheapest month to fly

From $817 - $1,163 per traveler.

What you need to know for your flight from Tribhuvan Intl. to Kingsford Smith Intl.

Kathmandu (KTM) to Sydney (SYD) at a glance

Embark on an international long-haul journey with a range of airlines offering flights from Kathmandu (KTM) to Sydney (SYD). Evaluate choices from full-service carriers to discover the itinerary that aligns with your budget, timetable, and travel preferences as you prepare to explore Sydney's renowned attractions and neighborhoods. Get ready to find essential information for flights departing from Tribhuvan International Airport (KTM) to Kingsford Smith International Airport (SYD).

  • Fastest flight duration: around 13h 30m in-flight, plus roughly 4 hours layover with one stop
  • Route distance: roughly 6,000 miles (9,660 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $415–$1435, depending on seasonality and how far ahead you book

Flights from Tribhuvan International Airport (KTM) to Kingsford Smith International Airport (SYD)

Based on the latest traveler bookings, here are the top airlines flying from Kathmandu to Sydney that are commonly chosen for one-stop services. Popular layover options include Suvarnabhumi International Airport (BKK) with a layover of about 4 hours and 15 minutes, and Hong Kong International Airport (HKG) with a layover of approximately 3 hours and 15 minutes. These choices allow you to balance fare, total travel time, and cabin class to create the ideal itinerary.

  • Thai Airways International: This full-service airline offers one-stop flights with one-way ticket prices typically between $540 and $1095. It represents about 43% of departures for this route, featuring an in-flight duration of 13 hours and 30 minutes, and a total travel time of around 17 hours, including layover.
  • Cathay Pacific: As a full-service carrier providing one-stop service, Cathay Pacific's one-way fares generally fall between $525 and $1590. It makes up about 21% of the departures on this route, with a flight time of 13 hours and 30 minutes, leading to an overall journey time of roughly 17 hours, including layover.
  • Sichuan Airlines: Offering one-stop service, this full-service airline has one-way fares that usually range from $415 to $635. Sichuan Airlines accounts for around 12% of departures on this route, with a flight time of 13 hours and 30 minutes and a total travel time nearing 17 hours, including a layover.
  • Air India: A full-service carrier that provides one-stop flights, Air India's one-way fares typically range from $625 to $1680. It represents about 9% of departures on this route, with an in-flight time of 13 hours and 30 minutes and an overall travel time of approximately 17 hours, including layover.
  • China Southern Airlines: This full-service airline offers one-stop service, with one-way fares generally costing between $540 and $1025. It constitutes roughly 6% of departures on the route, with an in-flight duration of 13 hours and 30 minutes, resulting in a total journey time of around 17 hours, including a layover.

How to find the best prices for flights from Kathmandu (KTM) to Sydney (SYD)

Getting some of the best deals on flights from Kathmandu to Sydney is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, although most travelers tend to book within 2 weeks. Morning departures from 5 am to 12 pm often offer lower prices, while afternoon flights from 12 pm to 6 pm are more popular. Additionally, Friday is both a popular travel day and offers cheaper prices.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Kingsford Smith International Airport from Tribhuvan International Airport

Sydney welcomes travelers from Kathmandu with a range of transport options based on price, convenience, and proximity. Here's how to reach Sydney efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Sydney, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Kingsford Smith International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Kingsford Smith International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Kingsford Smith International Airport, several key transport links are easily accessible. International Airport Station, a metro station, is located about 0.1 miles away on foot, while Sydney Arncliffe Station, a train station, is about 1.2 miles away by car. Additionally, Sydney Seaport, a seaport, is approximately 6.7 miles from the airport by car.

Frequently asked questions

How much does a flight from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) cost?
You can find cheap one-way flights from $466 and cheap return flights from $844 Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) with Expedia. One-way flights generally range between $577 and $3675, and roundtrip flights usually range from $1038 to $2337. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The cheapest month to fly from KTM to SYD is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Enter KTM to SYD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Thai Lion Mantari is one of the cheapest airlines offering connecting flights from Kathmandu (KTM) to Sydney (SYD) with a layover in Don Mueang Intl. (DMK) starting from around $1205. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
To find a cheap flight from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The earliest flight from Tribhuvan International Airport (KTM) to Kingsford Smith International Airport (SYD) typically departs at around 12:20 AM local time, operated by flydubai and Emirates. This seasonal service is available in August, September, and October, allowing you to maximize your time in Sydney. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The most popular departure times for flights from Tribhuvan Intl. (KTM) to Kingsford Smith Intl. (SYD) are in the late evening, from 9pm to midnight. About 36% of passengers prefer this time window. Many major carriers, including Singapore Airlines, Cathay Pacific and Cathay Pacific, offer flights during this window. This timing works well because it allows you to maximize your time in Kathmandu before your journey to Sydney.
How long does it take to fly from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Flights from KTM to SYD with one stop typically take around 17 hours, covering approximately 6,054 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Business class seats are offered on the KTM to SYD route. Airlines that offer business class service on this route include:

  • Air India
  • Singapore Airlines
  • Cathay Pacific
  • Malaysia Airlines
  • flydubai
  • China Southern Airlines
  • Qatar Airways
  • Sichuan Airlines
  • Thai Airways International
  • SriLankan Airlines

How do I earn miles on a Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight with Expedia?
It's easy to earn miles on a Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sydney from Tribhuvan Intl. (KTM)?
If you're planning to travel to Sydney from Tribhuvan Intl. (KTM), you can fly into Kingsford Smith Intl. (SYD) Some flights may connect through major hubs like Indira Gandhi Intl. (DEL), Dubai Intl. (DXB), Hong Kong Intl. (HKG) before reaching Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) at the last minute?
Typically, booking a last minute flight from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package?
Securing a Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) Sydney Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
If you booked your Kathmandu (KTM-Tribhuvan Intl.) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Tribhuvan Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air India, Batik air , Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, IndiGo, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International, Turkish Airlines
Roundtrip price
$844
Distance
6053 mi

Book with confidence

Kathmandu to Sydney Flights

The cheapest times to fly from Kathmandu to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kathmandu to Sydney are during the month of September. You can find some of the cheapest flights from Kathmandu to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kathmandu to Sydney

Sunday is one of the best days to book for cheap flights from Kathmandu to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kathmandu to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kathmandu to Sydney in 2026. You can also book with separate airlines for your outbound and return journeys, from $466 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kathmandu to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kathmandu to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kathmandu to Sydney Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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