When is the cheapest time of year to fly from Houston to Knoxville?

Based on statistics over the past years, the lowest prices for flights from Houston to Knoxville can be found flying in these months: .

Cheap Flights from Houston to Knoxville

Cheapest flights from Houston to Knoxville

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Houston to Knoxville. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$224

Southwest Airlines

1 layover

6h 45m

06/11/2026

The cheapest one-way flight from Houston to Knoxville departs on 06/11/2026, is operated by Southwest Airlines and costs $224

Cheapest round trip flight

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There is no information about the cheapest roundtrip flight from Houston to Knoxville

The fastest flight

6h 45m

Fastest flight from Houston to Knoxville takes 6h 45m

Direct flights

Once a week

There are direct flights on this route 1 day a week: Fr

Earliest flight

8:00 AM

Latest flight

8:27 PM

Average flight duration

2h 20m

Direct flights count

22

Distance

1257km

Timezone difference

1h

The distance between Houston and Knoxville is 1257km (779 miles). The average flight duration is 2h 20m. There are 22 direct flights from Houston to Knoxville. The time difference between Houston and Knoxville is 1h. Flights from Houston begin at 8:00 AM. The latest flight from Houston departs at 8:27 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Houston to Knoxville by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Houston to Knoxville

Avg Price

Airlines operating on route

Flights from Houston to Knoxville are operated by several airlines — United Airlines and Southwest Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $224, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.

United Airlines

starting at $246

Southwest Airlines

starting at $224

Non-stop flights from Houston to Knoxville

A non-stop flight is the most convenient and comfortable way to fly from Houston to Knoxville, despite the fact that sometimes flights with transfers can cost significantly less.

Houston — Knoxville

HOU — TYS

06/12/2026

Departure

Direct flight

UA4810

starting at $246

Schedule of direct flights from Houston to Knoxville

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Houston to Knoxville:

Unable to find information about the schedule of direct flights from

Houston airports overview

Andrau Airpark

•

AAP

29km

William P. Hobby Airport

•

HOU

16km

George Bush Intercontinental Airport

•

IAH

25km

Houston's main international gateway, offering extensive domestic and international routes with multiple terminals and reliable onward connections across the Americas and beyond.

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Knoxville airports overview

McGhee Tyson Airport

•

TYS

Serving Knoxville, Tennessee and the Great Smoky Mountains region, provides domestic flights to major U.S. hubs with rental cars, parking, and shuttle connections to downtown and nearby parks.

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Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Houston to Knoxville?

The cheapest flight ticket from Houston to Knoxville according to data for the last 48 hours costs $224

When is the best time to buy air tickets on the route Houston — Knoxville?

Often the best time to buy tickets from Houston to Knoxville is 2 months before departure.

How long does it take to fly from Houston to Knoxville?

The fastest flights from Houston to Knoxville start from 6 hours 45 minutes in the air.

Which airline can fly direct from Houston to Knoxville?

The following airlines operate direct flights on the route Houston — Knoxville: United Airlines

Special offers and sales on air tickets from Houston to Knoxville

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Houston to Knoxville

Alternative routes

Waco ➜ Knoxville•Beaumont ➜ Knoxville•College Station ➜ Knoxville•Corpus Christi ➜ Knoxville•Dallas ➜ Knoxville•Killeen ➜ Knoxville•Lake Charles ➜ Knoxville•Lafayette ➜ Knoxville•Shreveport ➜ Knoxville•Tyler ➜ Knoxville•Houston ➜ Atlanta•Houston ➜ Asheville•Houston ➜ Birmingham•Houston ➜ Nashville•Houston ➜ Chattanooga•Houston ➜ Charlotte•Houston ➜ Charleston•Houston ➜ Winston-Salem

•••••••••••••••••••

Cheapest one way flight

$224

Southwest Airlines

1 layover

6h 45m

06/11/2026

The cheapest one-way flight from Houston to Knoxville departs on 06/11/2026, is operated by Southwest Airlines and costs $224

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Houston to Knoxville

The fastest flight