$2,556 Cheap Flights from Taipei (TPE) to Sidney (SDY)

View $2,556 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Taoyuan International Airport (TPE) to Sidney, MT (SDY-Sidney-Richland Municipal)

Cheap Flights from Taipei to Sidney (TPE-SDY)

Prices were available within the past 7 days and start at $2,556 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY) cost?
Snag a cheap one-way flight from $2,556 or cheap return flight from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY)?
Flying in is a good way to save, as it's the cheapest month for flights between TPE and SDY. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest TPE to SDY flight.
How many flights per day from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY)?
There are no daily direct flights from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from TPE to SDY?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY)?
Select a flight from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY) last-minute?
Holding off until just before your departure to book your flight from TPE to SDY often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans to boost your chances of getting a bargain.
Is it cheaper to book a TPE to SDY flight and hotel package?
Opting for a TPE to SDY flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Taoyuan Intl. Airport (TPE) to Sidney-Richland Municipal Airport (SDY)?
In most cases, you can reschedule or cancel your TPE to SDY flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like more information, visit our Customer Service portal.

Travel information

Origin airport
Taoyuan Intl.
Destination airport
Sidney-Richland Municipal
Distance
6670 mi

Book with confidence

Taipei to Sidney Flights

The cheapest times to fly from Taipei to Sidney

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 Taipei to Sidney are during the month of . You can find some of the cheapest flights from Taipei to Sidney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Taipei to Sidney

Sunday is one of the best days to book for cheap flights from Taipei to Sidney: 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 Taipei to Sidney

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 Taipei to Sidney in 2025. You can also book with separate airlines for your outbound and return journeys, from $2,556 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 Taipei to Sidney 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 Taipei to Sidney 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.

 

Taipei to Sidney Flights

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*Available to One Key members.