$682 Cheap Flights from Busan (PUS) to Tri-Cities (TRI)

View $682 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Gimhae Airport (PUS) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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Cheap Flights from Busan to Tri-Cities (PUS-TRI)

Prices were available within the past 7 days and start at $682 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 Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI) cost?
Snag a cheap one-way flight from $682 or cheap return flight from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI)?
Traveling in may help you find better deals, as it's the cheapest month for flights between PUS and TRI. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI)?
To find the cheapest airline flying from PUS to TRI, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI)?
There aren't any daily direct flights available from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from PUS to TRI?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the season, carrier 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 Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI)?
To avoid possible delays on the Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI) last-minute?
Booking your flight from PUS to TRI shortly before your getaway is generally more expensive. 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 PUS to TRI flight and hotel package?
You can save money by securing a PUS to TRI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your preferred flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Gimhae Airport (PUS) to Tri-Cities Regional Airport (TRI)?
Typically, you can modify or cancel your PUS to TRI flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Origin airport
Gimhae
Destination airport
Tri-Cities Regional
Distance
7091 mi

Book with confidence

Busan to Tri-Cities Flights

The cheapest times to fly from Busan to Tri-Cities

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

 

The best time to book a flight from Busan to Tri-Cities

Sunday is one of the best days to book for cheap flights from Busan to Tri-Cities: 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 Busan to Tri-Cities

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 Busan to Tri-Cities in 2025. You can also book with separate airlines for your outbound and return journeys, from $682 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 Busan to Tri-Cities 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 Busan to Tri-Cities 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.

 

Busan to Tri-Cities Flights
*Available to One Key members.