Cheap Flights from Tri-Cities (TRI) to Phoenix (PHXA)

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Flight deals from Tri-Cities to Phoenix

Looking for a cheap last-minute deal or the best round-trip flight from Tri-Cities to Phoenix? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Tri-Cities to Phoenix

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Tri-Cities to Phoenix flights are currently cheapest in July.

Alternative Tri-Cities to Phoenix routes

Looking for the cheapest, fastest or easiest route from Tri-Cities to Phoenix? You could fly into the following airports instead.

Kingsport to Phoenix: Flight information

The things to know before you go.
Cheapest flight found$174
Cheapest month to flyJuly

Finding cheap flights from Tri-Cities to Phoenix: Frequently asked questions

There are 4 airports in Phoenix: Phoenix Sky Harbor, Phoenix Scottsdale Municipal, Phoenix-Deer Valley, and Phoenix-Mesa Gateway.
The best price we found for a round-trip flight from Tri-Cities to Phoenix is $348. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Tri-Cities to Phoenix. But we found flights with one or more stops from $348.
There are no flights flying from Tri-Cities to Phoenix, as of June 2025.
The cheapest month to fly from Tri-Cities to Phoenix is usually June 2025.
If you're flying from Tri-Cities Airport, the cheapest airport near Phoenix is Phoenix Sky Harbor – which is 3.7 miles away from the center of Phoenix. We've found flights to this airport from $348.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Tri-Cities Airport to Phoenix on Thursday, February 5, 2026.
No airlines currently offer direct flights between Tri-Cities Airport and Phoenix. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 87°F. July is typically the warmest month in Phoenix, when it usually averages around 103°F. You can expect the least rain in June. The coldest month is December, with temperatures averaging 39°F. The rainiest month is August.
Currently, American Airlines offers the cheapest flight tickets to Phoenix.

Traveling from Tri-Cities Regional Airport (TRI) to Phoenix: what you need to know

  • The timezone in Phoenix is UTC-7. The city is three hours behind Kingsport, where Tri-Cities Regional Airport is located.

  • To avoid missing your TRI to Phoenix flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • Traveling during a peak period like a public holiday? Expect longer queues at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • To get to TRI from central Kingsport, it'll take about 25 minutes if you're planning to drive. It's roughly 10 miles from the airport to the city center.

  • Want a hassle-free start to your journey? Stay near TRI. Whether you're boarding an early flight from Tri-Cities Regional Airport to Phoenix or don't want departure day to feel hectic, these hotels are a convenient choice:

  • Of all flights leaving Tri-Cities Regional Airport, 79.37% arrive as scheduled at their destination.

  • TRI's address is 2525 Tennessee 75.

How to find the cheapest flights from Tri-Cities Regional Airport (TRI) to Phoenix

  • $174 is currently the best price for a one-way Tri-Cities Regional Airport to Phoenix flight. A return plane ticket starts from $348. These prices can change depending on availability and demand.

  • Don't leave everything to the last moment. You're more likely to land cheap flights from TRI to Phoenix if you book ahead. Airlines often have some great early bird deals.

  • The 'Whole month' search tool will show you the cheapest tickets from Tri-Cities Regional Airport to Phoenix throughout the entire month. It's an easy way to snap up a bargain if your travel plans aren't set in stone.

  • Finding a cheap flight from TRI to Phoenix couldn't be easier with Price Alerts. All you need to do is set up one of these automatic notifications and we'll let you know as soon as a cheaper option becomes available.

  • Choose your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Tri-Cities Regional Airport to Phoenix by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Phoenix

Phoenix Scottsdale Municipal Airport (SCF)

Phoenix Sky Harbor International Airport (PHX)

  • Phoenix Sky Harbor International Airport (PHX) is around 5 miles from central Phoenix. Following your flight from Tri-Cities Regional Airport to Phoenix, it'll take you around 10 minutes to get to the heart of the city in a cab or ride-share.

  • If you're catching public transport, it'll take about 35 minutes.

  • Hang up the 'Do not disturb' sign and unwind at a hotel near PHX. Here are a few options where you can put your feet up after your TRI to Phoenix flight:

  • Forget about inconvenient public transport schedules or cab lines. Pick up a Phoenix Sky Harbor International Airport rental car and blaze your own trail. Check out the rates and availability from Europcar, Dollar and Thrifty.

  • Avoid potential price surges. Reserving your ride one week before your arrival at PHX will save you money.

  • The address for Phoenix Sky Harbor International Airport is 3400 Sky Harbor Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

  • Phoenix-Mesa Gateway Airport (AZA) is around 35 miles from the center of Phoenix. It takes about 40 minutes to get to the city center by ride-share or cab after your flight from Tri-Cities Regional Airport to Phoenix.

  • If you don't want to make the journey into the center, find a hotel near AZA. Settle in at one of these options after your TRI to Phoenix flight:

  • Be in the driver's seat of the next leg of your journey with a Phoenix-Mesa Gateway Airport rental car. Dollar, Alamo and Budget are reliable rental providers.

  • About two weeks ahead of your flight from Tri-Cities Regional Airport to Phoenix is the ideal time to secure your ride from AZA. You're more likely to get a better rate or score some early bird savings.

  • The address for Phoenix-Mesa Gateway Airport is 6033 S. Sossaman Rd..

Best time to go to Phoenix

  • Visit Phoenix during peak season if you prefer a bustling atmosphere, but remember that prices are typically higher. Alternatively, book your flights from Tri-Cities Regional Airport to Phoenix in the low season when prices are cheaper and it's quieter.

  • The warmest month in Phoenix is July, with temperatures ranging between 79ºF and 111ºF. Book your Tri-Cities Regional Airport to Phoenix plane ticket then if you enjoy this type of weather.

  • Search for cheap tickets from TRI to Phoenix in January if you like traveling in cooler conditions. Temperatures are at their lowest then, ranging between 39ºF and 68ºF on average.

More about Phoenix

  • Start your Phoenix trip right by choosing the perfect place to stay. After booking your flight from Tri-Cities Regional Airport to Phoenix, check out our range of accommodation options including:

  • There are so many things to do and see in this city it can be hard to know where to begin. Heard Museum, Desert Botanical Garden and Papago Park are popular attractions which should feature on any well-planned Phoenix itinerary.

Explore more of United States

  • Phoenix is easy to fall in love with, but there are so many other corners of United States waiting to be explored. About 300 miles west of Phoenix, a visit to San Diego will keep your itinerary packed. Don't miss top attractions like San Diego Zoo, USS Midway Museum and SeaWorld San Diego.

  • If you want to check out another great destination in United States, consider Las Vegas, about 260 miles north-west of Phoenix. Las Vegas Strip, Fountains of Bellagio and Fremont Street Experience are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.