Cheap Flights from Raleigh (RDU) to Tainan (TNN)

Popular airlines from Raleigh-Durham International Airport (RDU) to Tainan (TNN)

Alternative airports near Tainan

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

Select flight to Kaohsiung Intl. KHH. Cheapest option available. Average driving time to city center is 1 hour 6 minutes. Flights from $885
KHH
Kaohsiung Intl.
Cheapest
Average driving time to city center1 h 6 min
Flights from $885

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN) cost?
Get a cheap one-way flight or cheap return flight from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN)?
is the most affordable month to fly from RDU to TNN. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN)?
To find the cheapest airline that'll fly you from RDU to TNN, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN)?
There are no daily direct flights available from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from RDU to TNN?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN)?
To avoid possible delays on the Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN) last-minute?
Last-minute bookings from RDU to TNN are typically more expensive. To secure the lowest rates, start looking for flights early. That being said, if you're flexible with your travel dates, it's possible to land a cheap fare right before your journey.
Is it cheaper to book a RDU to TNN flight and hotel package?
You can save money by securing a RDU to TNN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your preferred flights and accommodations, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to Tainan Airport (TNN)?
In most cases, you're able to cancel or reschedule your RDU to TNN flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Tainan
Distance
8186 mi

Book with confidence

Raleigh to Tainan Flights

The cheapest times to fly from Raleigh to Tainan

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

 

The best time to book a flight from Raleigh to Tainan

Sunday is one of the best days to book for cheap flights from Raleigh to Tainan: 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 Raleigh to Tainan

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 Raleigh to Tainan in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Raleigh to Tainan 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 Raleigh to Tainan 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.

 

Raleigh to Tainan Flights

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*Available to One Key members.