*Flight schedules are subject to change.
*Available to One Key members.
Photo by Tennessee Department of Tourist Development
$655 Cheap Flights from Sydney (SYD) to Tri-Cities (TRI)
Popular airlines from Sydney Airport (SYD) to Tri-Cities, TN (TRI-Tri-Cities Regional)
Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Sydney to Tri-Cities (SYD-TRI)
Prices were available within the past 7 days and start at $655 for one-way flights and $1,117 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,117 Roundtrip, found 10 hours ago
$1,117
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,123 Roundtrip, found 10 hours ago
$1,123
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,133 Roundtrip, found 10 hours ago
$1,133
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,288 Roundtrip, found 10 hours ago
$1,288
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,293 Roundtrip, found 10 hours ago
$1,293
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,299 Roundtrip, found 10 hours ago
$1,299
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,305 Roundtrip, found 10 hours ago
$1,305
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,311 Roundtrip, found 10 hours ago
$1,311
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$1,322 Roundtrip, found 10 hours ago
$1,322
Roundtrip
found 10 hours ago
Wed, Aug 5 - Wed, Aug 12
SYD
Sydney
TRI
Tri-Cities
$2,761 Roundtrip, found 10 hours ago
$2,761
Roundtrip
found 10 hours ago
Frequently asked questions
Travel information
Origin airport | Kingsford Smith Intl. |
|---|---|
Destination airport | Tri-Cities Regional |
Airlines serving | American Airlines, Delta, Qatar Airways |
Roundtrip price | $1,116 |
Distance | 9446 mi |
Book with confidence
Sydney to Tri-Cities Flights
The cheapest times to fly from Sydney 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 Sydney to Tri-Cities are during the month of August. You can find some of the cheapest flights from Sydney to Tri-Cities with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Sydney to Tri-Cities
Sunday is one of the best days to book for cheap flights from Sydney 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 Sydney 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 Sydney to Tri-Cities in 2026. You can also book with separate airlines for your outbound and return journeys, from $655 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 Sydney 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 Sydney 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.
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