$304 Cheap Flights from Phoenix (PHX) to Tri-Cities (TRI)

View $304 flight on Tue, Jul 14, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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

Prices were available within the past 7 days and start at $304 for one-way flights and $349 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 26 - Tue, Sep 29
PHX
Phoenix
TRI
Tri-Cities
$349 Roundtrip, found 16 hours ago
$349
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Sat, Sep 26 from Phoenix to Tri-Cities, returning Tue, Sep 29, priced at $349 found 16 hours ago
Delta
Sun, Aug 23 - Sat, Aug 29
PHX
Phoenix
TRI
Tri-Cities
$349 Roundtrip, found 15 hours ago
$349
Roundtrip
found 15 hours ago
Select Delta flight, departing Sun, Aug 23 from Phoenix to Tri-Cities, returning Sat, Aug 29, priced at $349 found 15 hours ago
American Airlines
Tue, Aug 18 - Mon, Aug 24
PHX
Phoenix
TRI
Tri-Cities
$369 Roundtrip, found 2 days ago
$369
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 18 from Phoenix to Tri-Cities, returning Mon, Aug 24, priced at $369 found 2 days ago
American Airlines
Wed, Sep 16 - Tue, Sep 22
PHX
Phoenix
TRI
Tri-Cities
$374 Roundtrip, found 7 hours ago
$374
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Sep 16 from Phoenix to Tri-Cities, returning Tue, Sep 22, priced at $374 found 7 hours ago
American Airlines
Mon, Jun 15 - Mon, Jun 29
PHX
Phoenix
TRI
Tri-Cities
$384 Roundtrip, found 1 day ago
$384
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 15 from Phoenix to Tri-Cities, returning Mon, Jun 29, priced at $384 found 1 day ago
American Airlines
Tue, Aug 18 - Mon, Aug 24
PHX
Phoenix
TRI
Tri-Cities
$394 Roundtrip, found 2 days ago
$394
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 18 from Phoenix to Tri-Cities, returning Mon, Aug 24, priced at $394 found 2 days ago
American Airlines
Wed, Sep 16 - Tue, Sep 22
PHX
Phoenix
TRI
Tri-Cities
$399 Roundtrip, found 7 hours ago
$399
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Sep 16 from Phoenix to Tri-Cities, returning Tue, Sep 22, priced at $399 found 7 hours ago
Delta
Sun, Aug 23 - Sat, Aug 29
PHX
Phoenix
TRI
Tri-Cities
$404 Roundtrip, found 15 hours ago
$404
Roundtrip
found 15 hours ago
Select Delta flight, departing Sun, Aug 23 from Phoenix to Tri-Cities, returning Sat, Aug 29, priced at $404 found 15 hours ago
American Airlines
Tue, Aug 18 - Mon, Aug 24
PHX
Phoenix
TRI
Tri-Cities
$407 Roundtrip, found 2 days ago
$407
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 18 from Phoenix to Tri-Cities, returning Mon, Aug 24, priced at $407 found 2 days ago
American Airlines
Tue, Jun 9 - Tue, Jun 16
PHX
Phoenix
TRI
Tri-Cities
$409 Roundtrip, found 2 days ago
$409
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jun 9 from Phoenix to Tri-Cities, returning Tue, Jun 16, priced at $409 found 2 days ago

Alternative airports

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

Select flight to Tri-Cities Regional TRI. Cheapest option available. Flights from $444
TRI
Tri-Cities Regional
Cheapest
Flights from $444

What you need to know for your flight from Sky Harbor Intl. to Tri-Cities Regional

Phoenix (PHX) to Tri-Cities (TRI) at a glance

Travel between Phoenix (PHX) and Tri-Cities (TRI) with a selection of airlines providing services on this domestic short-haul route. Evaluate options from full-service carriers to find the perfect flight that aligns with your budget, schedule, and travel aspirations as you uncover the renowned attractions and neighborhoods of Tri-Cities. Access essential information for flights from Sky Harbor International Airport (PHX) to Tri-Cities Regional Airport (TRI).

  • Fastest flight duration: around 4h 45m in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 1,700 miles (2,740 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $175–$595, depending on seasonality and how far ahead you book

Flights from Sky Harbor International Airport (PHX) to Tri-Cities Regional Airport (TRI)

Based on recent traveler bookings, here are the top airlines favored for one-stop flights from Phoenix to Tri-Cities, often featuring popular layovers at Charlotte-Douglas International Airport (CLT) with a 1 hour and 15-minute layover, Hartsfield-Jackson Atlanta International Airport (ATL) for about 1 hour and 30 minutes, and Dallas-Fort Worth International Airport (DFW) with a 1-hour layover. These options allow you to balance price, total travel time, and cabin class to create the ideal itinerary.

  • American Airlines: This comprehensive airline provides one-stop service, with one-way fares generally falling between $175 and $615. It represents about 62% of departures on this particular route, featuring an in-flight duration of 4 hours and 45 minutes, and an overall travel time of approximately 6 hours and 15 minutes, including layover time.
  • Delta: As another full-service carrier, Delta also offers one-stop flights, with typical one-way fares ranging from $175 to $560. It accounts for roughly 38% of departures on this route, with an in-flight time of 4 hours and 45 minutes and a total journey duration of around 6 hours and 15 minutes, factoring in the layover.

Best time to fly from Phoenix (PHX) to Tri-Cities (TRI)

The most popular months for travelers flying from Phoenix to Tri-Cities are February, March, and December, when peak temperatures in Tri-Cities reach up to 46.4°F in March. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 67.8°F. For better deals, August usually offers the lowest average one-way fare around $240. Flight availability peaks in December, with approximately 10 flights per week, making it easier to find convenient departure times. April, July, and October have the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: August usually offers good deals with average one-way fare around $240, roughly 24% cheaper than the yearly average.
  • Most flight options: December has the highest number of flights from Phoenix to Tri-Cities, with approximately 10 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January34.9°F (1.6°C)Average8$369
February39.4°F (4.1°C)High8$384
March46.4°F (8.0°C)High9$334
April55.0°F (12.8°C)Average7$382
May63.9°F (17.7°C)Low8$341
June71.1°F (21.7°C)Average9$277
July74.3°F (23.5°C)Average7$286
August73.0°F (22.8°C)Average8$240
September67.8°F (19.9°C)Low9$283
October56.7°F (13.7°C)Average7$311
November45.7°F (7.6°C)Low9$322
December39.9°F (4.4°C)High10$299

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Phoenix (PHX) to Tri-Cities (TRI)

  • Phoenix to Asheville (PHX-AVL): Asheville Regional Airport (AVL) is located approximately 72 miles from Tri-Cities Regional Airport (TRI). On this route, one-way economy fares generally fluctuate between $125 and $545, influenced by the time of year and when you book. Travelers can typically choose from one-stop flights, with common layover points at Charlotte-Douglas International Airport (CLT) and Dallas-Fort Worth International Airport (DFW). Major airlines operating on this route include American Airlines and Delta, with first-class service also available.

How to find the best prices for flights from Phoenix (PHX) to Tri-Cities (TRI)

Getting some of the best deals on flights from Phoenix to Tri-Cities is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2 to 8 weeks in advance, although most travelers tend to book within 2 weeks. Morning departures from 5 a.m. to 12 p.m. often offer lower prices and are the most popular flight times. Additionally, flying on Tuesdays generally yields cheaper rates, while Saturdays remain the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Tri-Cities hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Tri-Cities Regional Airport from Sky Harbor International Airport

Tri-Cities welcomes travelers from Phoenix with a range of transport options based on price, convenience, and proximity. Here's how to reach Tri-Cities efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Tri-Cities, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Tri-Cities Regional Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Tri-Cities Regional Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Tri-Cities Regional Airport, Tri-City Airport Seaport, a seaport, is conveniently located just 0.2 miles away on foot, making it easily accessible for travelers.

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) cost?
You can find cheap one-way flights from $304 and cheap return flights from $349 Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) with Expedia. One-way flights typically cost between $381 and $1021, and return flights often range between $471 and $1600. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
August is the cheapest month to fly from Phoenix (PHX) to Tri-Cities (TRI), with average round-trip fares around $393. This price is about 30% lower than the average for the year, as travel demand tends to decrease after the summer. Other economical months to consider are January and July.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
Enter PHX to TRI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
American Airlines is one of the cheapest airlines offering connecting flights from Phoenix, AZ (PHX) to Tri-Cities, TN (TRI) with return tickets starting from around $289. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
For flights from Phoenix (PHX) to Tri-Cities (TRI), the best months to fly are July and August, with average return flight prices around $393. These months offer a good mix of price and availability, making it easier for you to plan your trip.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The earliest flight from Phoenix (PHX-Sky Harbor Intl.) to Tri-Cities (TRI-Tri-Cities Regional) typically departs at around 12:15 AM, operated by American Airlines. This seasonal service is available in October, allowing you to start your journey in the early hours. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The most popular departure times for flights from Phoenix, AZ (PHX) to Tri-Cities, TN (TRI) are in the early morning, from 6am to 9am. About 40% of passengers prefer this time window. Many major carriers, including American Airlines and Delta Airlines, offer flights during this window. This timing is popular as it allows you to arrive in Tri-Cities with a full day ahead of you.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
A flight from PHX to TRI with a layover takes around 6 hours 20 minutes, with the route covering approximately 1,683 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
First class seats are offered on the PHX to TRI route with American Airlines and Delta Air Lines.
How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Tri-Cities from Sky Harbor Intl. (PHX)?
If you're planning to travel to Tri-Cities from Sky Harbor Intl. (PHX), you can fly into Tri-Cities Regional (TRI) Some flights may connect through major hubs like O'Hare Intl. (ORD), George Bush Intercontinental (IAH), Denver Intl. (DEN) before reaching Tri-Cities. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. 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 Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Tri-Cities Regional
Roundtrip price
$348
Distance
1682 mi

Book with confidence

Phoenix to Tri-Cities Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Phoenix 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 Phoenix 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 Phoenix to Tri-Cities in 2026. You can also book with separate airlines for your outbound and return journeys, from $304 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 Phoenix 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 Phoenix 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.

 

Phoenix to Tri-Cities Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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