Find Cheap Flights from Houston to Knoxville (HOU - TYS)

Flights overview

Useful information for finding cheap flights from Houston to Knoxville and booking your next trip

Cheapest round-trip flights	$98	Allegiant Nonstop 3 hr Fri, Jul 24 — Mon, Jul 27	The cheapest round-trip flight from Houston to Knoxville is currently $98
Cheapest one-way flight	$57	Allegiant Nonstop 3 hr Fri, Jun 19	The cheapest one-way flight from Houston to Knoxville is currently $57
Cheapest nonstop flights	$97	Allegiant Nonstop 3 hr Fri, Jun 19 — Mon, Jun 22	The cheapest nonstop round-trip flight from Houston to Knoxville is currently $97
Last-minute weekend getaway	$330	Frontier 1 stop 21 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Houston to Knoxville is currently $330
Cheapest business class flights	$498	Frontier 1 stop 21 hr Thu, Jul 9 — Mon, Jul 13	The cheapest business class round-trip flight from Houston to Knoxville is currently $498

Fastest flight	2 hr 3 min	The fastest nonstop flight from Houston to Knoxville takes 2 hr 3 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Houston to Knoxville is typically December. The most expensive month to fly is typically March.

December Cheapest	Typical prices: $175–405
March Most expensive	Typical prices: $265–440

Popular airlines from Houston to Knoxville

United

Nonstop

from $358

Typical price: $245–465

21 weekly nonstop flights

IAH - TYS Every day

197 weekly connecting flights

IAH - TYS Every day
Southwest

from $294

Typical price: $295–465

1027 weekly connecting flights

HOU - TYS Every day
American

from $289

Typical price: $225–445

761 weekly connecting flights

HOU, IAH - TYS Every day
Delta

from $289

Typical price: $250–590

493 weekly connecting flights

HOU, IAH - TYS Every day
Frontier

from $230

Typical price: $225–590

8 weekly connecting flights

IAH - TYS Every Mon, Thu, Fri, Sun

Popular airports near Houston

George Bush Intercontinental Airport (IAH)

Houston United States 22 min 16 mi
William P. Hobby Airport (HOU)

Houston United States 22 min 9 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 51 min 237 mi
Austin-Bergstrom International Airport (AUS)

Austin United States 2 hr 27 min 140 mi

Popular airports near Knoxville

McGhee Tyson Airport (TYS)

Knoxville United States 21 min 11 mi
Nashville International Airport (BNA)

Nashville United States 2 hr 38 min 154 mi
Hartsfield-Jackson Atlanta International Airport (ATL)

Atlanta United States 3 hr 23 min 163 mi
Chattanooga Metropolitan Airport (CHA)

Chattanooga United States 1 hr 39 min 96 mi

Frequently asked questions about flying from Houston to Knoxville

The cheapest flights from Houston to Knoxville are usually in December. Typical ticket prices in December range from $175 to $405.

The cheapest round-trip flight from Houston to Knoxville recently found on Google Flights was with Allegiant from $98. The cheapest one-way flight was with Allegiant from $57.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Houston to Knoxville is $358, flying from Jun 26 to Jun 29.
The cheapest Southwest flight from Houston to Knoxville is $294, flying from Jul 23 to Jul 26.
The cheapest American flight from Houston to Knoxville is $289, flying from Jun 12 to Jun 14.
The cheapest Delta flight from Houston to Knoxville is $289, flying from Jul 2 to Jul 5.
The cheapest Frontier flight from Houston to Knoxville is $230, flying from Jun 11 to Jun 15.

The cheapest round-trip flight from Houston to Knoxville starts at $98 from Fri, Jul 24 to Mon, Jul 27. The cheapest one-way flight starts at $57 and departs on Fri, Jun 19.

2 hr 3 min is the shortest flight time from Houston to Knoxville.

A common time to visit Knoxville is May–Oct, when the weather is warm and relatively dry. Summers (Jun–Aug) are warm to hot, and winters (Dec–Feb) are cool. Rain is possible year-round. The annual Big Ears Music Festival (Mar) features music, film and visual art. The Rhythm N' Blooms Music Festival sees performances in the city's historic district. The Dogwood Arts Festival (Apr) brings arts and crafts booths, live music and food stalls to Market Square.

It's easy to use Google Flights to find the cheapest days to fly from Houston to Knoxville.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Houston to Knoxville really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Houston to Knoxville.

In terms of nonstop flights, United is the most popular. United offers 21 nonstop flights and 197 connecting flights per week. United flies from George Bush Intercontinental Airport (IAH) to McGhee Tyson Airport (TYS) .

In terms of flights, Southwest is the most popular. Southwest offers 1,027 connecting flights per week. Southwest flies from William P. Hobby Airport (HOU) to McGhee Tyson Airport (TYS) .

Other popular airlines flying from Houston to Knoxville are:

American offers 761 connecting flights per week. American flies from William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) to McGhee Tyson Airport (TYS) .
Delta offers 493 connecting flights per week. Delta flies from William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) to McGhee Tyson Airport (TYS) .
Frontier offers 8 connecting flights per week. Frontier flies from George Bush Intercontinental Airport (IAH) to McGhee Tyson Airport (TYS) .

The number of connecting flights refers to distinct flights with at least one stop between Houston and Knoxville.

The cheapest round-trip flight from Houston to Knoxville recently found on Google Flights was with Allegiant from $98. The cheapest one-way flight was with Allegiant from $57.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Houston to Knoxville is $358, flying from Jun 26 to Jun 29.
The cheapest Southwest flight from Houston to Knoxville is $294, flying from Jul 23 to Jul 26.
The cheapest American flight from Houston to Knoxville is $289, flying from Jun 12 to Jun 14.
The cheapest Delta flight from Houston to Knoxville is $289, flying from Jul 2 to Jul 5.
The cheapest Frontier flight from Houston to Knoxville is $230, flying from Jun 11 to Jun 15.

United flies direct from Houston to Knoxville.

There are 21 United direct flights from Houston to Knoxville per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Houston and Knoxville at price $330 is offered by Frontier from Thu, May 7 to Mon, May 11.

United flies direct from Houston to Knoxville.

There are 21 United direct flights from Houston to Knoxville per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Houston to Knoxville on a daily basis.

The cheapest direct (nonstop) round-trip flights between Houston and Knoxville start at $97 from Fri, Jun 19 to Mon, Jun 22 with Allegiant.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Houston to Knoxville, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Houston and Knoxville start at $498 from Thu, Jul 9 to Mon, Jul 13 with Frontier.

The cheapest economy class round-trip flights between Houston and Knoxville start at $98 from Fri, Jul 24 to Mon, Jul 27.

To book business class trips from Houston to Knoxville, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Houston and Knoxville starts at $330 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between Houston and Knoxville at price $330 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Houston to Knoxville, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.