$268 Cheap Flights from Tri-Cities (TRI) to Houston (HOU)

View $268 flight on Sat, Apr 11, 2026Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Houston William Hobby Airport (HOU)

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

Prices were available within the past 7 days and start at $268 for one-way flights and $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 17 - Thu, Oct 22
TRI
Tri-Cities
HOU
Houston
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Oct 17 from Tri-Cities to Houston, returning Thu, Oct 22, priced at $290 found 3 days ago
Delta
Fri, Nov 6 - Wed, Nov 11
TRI
Tri-Cities
HOU
Houston
$305 Roundtrip, found 4 days ago
$305
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Nov 6 from Tri-Cities to Houston, returning Wed, Nov 11, priced at $305 found 4 days ago
Delta
Thu, Jul 16 - Mon, Jul 20
TRI
Tri-Cities
HOU
Houston
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jul 16 from Tri-Cities to Houston, returning Mon, Jul 20, priced at $309 found 2 days ago
Delta
Sat, Oct 17 - Thu, Oct 22
TRI
Tri-Cities
HOU
Houston
$360 Roundtrip, found 3 days ago
$360
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Oct 17 from Tri-Cities to Houston, returning Thu, Oct 22, priced at $360 found 3 days ago

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Alternative airports near Houston

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

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $364
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $364

Find the cheapest month to fly from Blountville (TRI) to Houston (HOU)

August is typically the cheapest month to fly

From $230 - $526 per traveler.

Frequently asked questions

How much does a flight from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU) cost?
Get a cheap one-way flight from $268 or cheap return flight from $290 from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU) 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 Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU)?
Planning your getaway for October may help you find better deals, as it's the cheapest month for flights between TRI and HOU. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU)?
To find the cheapest airline that'll fly you from TRI to HOU, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU)?
There are no daily nonstop flights available from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from TRI to HOU?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU)?
Book a flight from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU) last-minute?
Holding off until right before your break to book your flight from TRI to HOU generally means paying more. While you may find some last-minute offers, there's no guarantee. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book a TRI to HOU flight and hotel package?
Compared with arranging hotels and flights separately, booking a TRI to HOU flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Tri-Cities Regional Airport (TRI) to William P. Hobby Airport (HOU)?
Generally, it's possible to cancel or reschedule your TRI to HOU flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Tri-Cities Regional
Destination airport
William P. Hobby
Airlines serving
American Airlines, Delta
Roundtrip price
$289
Distance
880 mi

Book with confidence

Tri-Cities to Houston Flights

The cheapest times to fly from Tri-Cities to Houston

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

 

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

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

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 Tri-Cities to Houston in 2026. You can also book with separate airlines for your outbound and return journeys, from $268 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 Tri-Cities to Houston 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 Tri-Cities to Houston 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.

 

Tri-Cities to Houston Flights

*Flight schedules are subject to change.

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*Available to One Key members.