$199 Cheap Flights from Houston (IAH) to Tri-Cities (TRI)

View $199 flight on Wed, May 27, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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Cheap Flights from Houston to Tri-Cities (IAH-TRI)

Prices were available within the past 7 days and start at $199 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 11 - Sat, Aug 29
IAH
Houston
TRI
Tri-Cities
$269 Roundtrip, found 3 hours ago
$269
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Aug 11 from Houston to Tri-Cities, returning Sat, Aug 29, priced at $269 found 3 hours ago
Delta
Tue, Aug 11 - Sat, Aug 29
IAH
Houston
TRI
Tri-Cities
$269 Roundtrip, found 3 hours ago
$269
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Aug 11 from Houston to Tri-Cities, returning Sat, Aug 29, priced at $269 found 3 hours ago
United
Tue, Aug 11 - Sat, Aug 29
IAH
Houston
TRI
Tri-Cities
$269 Roundtrip, found 3 hours ago
$269
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Aug 11 from Houston to Tri-Cities, returning Sat, Aug 29, priced at $269 found 3 hours ago
Delta
Tue, May 5 - Tue, May 12
IAH
Houston
TRI
Tri-Cities
$280 Roundtrip, found 22 hours ago
$280
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, May 5 from Houston to Tri-Cities, returning Tue, May 12, priced at $280 found 22 hours ago
Delta
Tue, May 5 - Thu, May 14
IAH
Houston
TRI
Tri-Cities
$289 Roundtrip, found 22 hours ago
$289
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, May 5 from Houston to Tri-Cities, returning Thu, May 14, priced at $289 found 22 hours ago
Delta
Tue, Aug 11 - Sat, Aug 29
IAH
Houston
TRI
Tri-Cities
$294 Roundtrip, found 3 hours ago
$294
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Aug 11 from Houston to Tri-Cities, returning Sat, Aug 29, priced at $294 found 3 hours ago
Delta
Thu, May 28 - Tue, Jun 2
IAH
Houston
TRI
Tri-Cities
$305 Roundtrip, found 18 hours ago
$305
Roundtrip
found 18 hours ago
Select Delta flight, departing Thu, May 28 from Houston to Tri-Cities, returning Tue, Jun 2, priced at $305 found 18 hours ago
Delta
Tue, Apr 21 - Tue, Apr 28
IAH
Houston
TRI
Tri-Cities
$309 Roundtrip, found 3 days ago
$309
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Apr 21 from Houston to Tri-Cities, returning Tue, Apr 28, priced at $309 found 3 days ago
American Airlines
Mon, Jun 1 - Tue, Jun 30
IAH
Houston
TRI
Tri-Cities
$314 Roundtrip, found 4 hours ago
$314
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Jun 1 from Houston to Tri-Cities, returning Tue, Jun 30, priced at $314 found 4 hours ago
Delta
Thu, Oct 1 - Sat, Oct 3
IAH
Houston
TRI
Tri-Cities
$319 Roundtrip, found 3 hours ago
$319
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Oct 1 from Houston to Tri-Cities, returning Sat, Oct 3, priced at $319 found 3 hours ago

Alternative airports near Blountville

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 $329
TRI
Tri-Cities Regional
Cheapest
Flights from $329

Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional) cost?
You can find cheap one-way flights from $199 and cheap return flights from $269 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional) with Expedia. One-way flights generally range between $295 and $759, and roundtrip flights usually range from $387 to $1321. 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 Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
February is the cheapest month to fly from Houston, TX (IAH) to Tri-Cities, TN (TRI), with average return fares around $308. This price is about 25% lower than the average for the year, as travel demand is typically lower during this time. Other economical months to consider are March and May.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
Enter IAH to TRI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
American Airlines is one of the cheapest airlines offering connecting flights from George Bush Intercontinental (IAH) to Tri-Cities Regional (TRI) with a layover in O'Hare Intl. (ORD), starting from around $230 for a round-trip ticket. 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
For flights from Houston, TX (IAH) to Tri-Cities, TN (TRI), February and March are ideal months to travel. Average return flight prices are about $308. February is typically less busy, allowing for better prices, while March offers a nice transition into spring.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The earliest flight from George Bush Intercontinental Airport (IAH) to Tri-Cities Regional Airport (TRI) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service can help you start your day early and maximize your time in Tri-Cities. 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
For flights from Houston, TX (IAH) to Tri-Cities, TN (TRI), the most popular departure times are in the early morning, from 6am to 9am. This time window accounts for around 38% of total traffic. Airlines like United Airlines and Delta operate flights during this period. This timing is favored as it allows travelers to arrive early and enjoy their day in Tri-Cities.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
A flight from IAH to TRI with a layover takes around 6 hours 50 minutes, with the route covering approximately 871 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
First class seats are offered on the IAH to TRI route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) 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 George Bush Intercontinental (IAH)?
If you're planning to travel to Tri-Cities from George Bush Intercontinental (IAH), you can fly into Tri-Cities Regional (TRI) Some flights may connect through major hubs like Memphis Intl. (MEM), Pensacola Intl. (PNS), Nashville Intl. (BNA) 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) 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
George Bush Intercontinental
Destination airport
Tri-Cities Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$268
Distance
870 mi

Book with confidence

Houston to Tri-Cities Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Houston 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 Houston 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 Houston to Tri-Cities in 2026. You can also book with separate airlines for your outbound and return journeys, from $199 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 Houston 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 Houston 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.

 

Houston to Tri-Cities Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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