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Cheap flights from Knoxville to Houston from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Houston departing on 5/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
5:54 pm - 7:13 pm
TYS
-
HOU
2h 19mnonstop
Allegiant Air Logo
8:03 pm - 11:12 pm
HOU
-
TYS
2h 09mnonstop
$93Allegiant Air
Fri, Aug 14 - Mon, Aug 17
Allegiant Air Logo
5:32 pm - 6:49 pm
TYS
-
HOU
2h 17mnonstop
Allegiant Air Logo
7:39 pm - 10:48 pm
HOU
-
TYS
2h 09mnonstop
$94Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Allegiant Air Logo
1:31 pm - 2:51 pm
TYS
-
HOU
2h 20mnonstop
Allegiant Air Logo
7:19 pm - 10:23 pm
HOU
-
TYS
2h 04mnonstop
$107Allegiant Air
Fri, Sep 25 - Mon, Oct 5
Allegiant Air Logo
5:30 pm - 6:49 pm
TYS
-
HOU
2h 19mnonstop
Allegiant Air Logo
7:39 pm - 10:42 pm
HOU
-
TYS
2h 03mnonstop
$108Allegiant Air
Mon, May 25 - Fri, May 29
Allegiant Air Logo
5:30 pm - 6:49 pm
TYS
-
HOU
2h 19mnonstop
Allegiant Air Logo
7:39 pm - 10:42 pm
HOU
-
TYS
2h 03mnonstop
$122Allegiant Air
Fri, May 22 - Fri, May 29
Allegiant Air Logo
5:30 pm - 6:49 pm
TYS
-
HOU
2h 19mnonstop
Allegiant Air Logo
7:39 pm - 10:42 pm
HOU
-
TYS
2h 03mnonstop
$164Allegiant Air
Fri, May 22 - Mon, May 25
Allegiant Air Logo
5:30 pm - 6:49 pm
TYS
-
HOU
2h 19mnonstop
Allegiant Air Logo
7:39 pm - 10:42 pm
HOU
-
TYS
2h 03mnonstop
$172Allegiant Air
Fri, May 22 - Mon, May 25
Southwest Logo
5:50 pm - 10:50 pm
TYS
-
HOU
6h 00m
1 stop
Southwest Logo
9:30 am - 2:20 pm
HOU
-
TYS
3h 50m
1 stop
$276Southwest
Tue, Apr 28 - Tue, May 5
Southwest Logo
5:50 pm - 10:50 pm
TYS
-
HOU
6h 00m
1 stop
Southwest Logo
10:55 am - 7:40 pm
HOU
-
TYS
7h 45m
2 stops
$286Southwest
Tue, Apr 28 - Tue, May 5
Delta Logo
4:00 pm - 9:35 pm
TYS
-
HOU
6h 35m
1 stop
Delta Logo
10:05 am - 3:07 pm
HOU
-
TYS
4h 02m
1 stop
$289Delta
Sat, Sep 5 - Wed, Sep 16

Allegiant Air flights from Knoxville to Houston Hobby Airport

Our best Allegiant Air deals on Knoxville to Houston Hobby Airport flight tickets
Allegiant Air
Aug 14
TYS5:54 pmKnoxville McGhee Tyson
2h 19m
HOU7:13 pmHouston Hobby
Aug 17
HOU8:03 pmHouston Hobby
2h 09m
TYS11:12 pmKnoxville McGhee Tyson
$93
Allegiant Air
Jul 17
TYS5:32 pmKnoxville McGhee Tyson
2h 17m
HOU6:49 pmHouston Hobby
Jul 20
HOU7:39 pmHouston Hobby
2h 09m
TYS10:48 pmKnoxville McGhee Tyson
$94
Allegiant Air
Sep 25
TYS1:31 pmKnoxville McGhee Tyson
2h 20m
HOU2:51 pmHouston Hobby
Oct 5
HOU7:19 pmHouston Hobby
2h 04m
TYS10:23 pmKnoxville McGhee Tyson
$107

Delta flights from Knoxville to Houston Hobby Airport

Our best Delta deals on Knoxville to Houston Hobby Airport flight tickets
Delta
Sep 5
TYS4:00 pmKnoxville McGhee Tyson
6h 35m
1 stop
HOU9:35 pmHouston Hobby
Sep 16
HOU10:05 amHouston Hobby
4h 02m
1 stop
TYS3:07 pmKnoxville McGhee Tyson
$289
Delta
Apr 21
TYS5:54 pmKnoxville McGhee Tyson
6h 13m
1 stop
HOU11:07 pmHouston Hobby
Apr 28
HOU5:23 pmHouston Hobby
5h 31m
1 stop
TYS11:54 pmKnoxville McGhee Tyson
$309
Delta
Apr 9
TYS6:38 pmKnoxville McGhee Tyson
5h 04m
1 stop
HOU10:42 pmHouston Hobby
Apr 15
HOU6:00 amHouston Hobby
4h 17m
1 stop
TYS11:17 amKnoxville McGhee Tyson
$374

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Houston Hobby Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 3, 2026.
Use the filters below to find and compare flights from Knoxville to Houston Hobby Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 8/14

5:54 pm-7:13 pm

Nonstop2h 19m

Houston Hobby

Mon 8/17

8:03 pm-11:12 pm

Nonstop2h 09m

$93

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 7/17

5:32 pm-6:49 pm

Nonstop2h 17m

Houston Hobby

Mon 7/20

7:39 pm-10:48 pm

Nonstop2h 09m

$94

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 9/25

1:31 pm-2:51 pm

Nonstop2h 20m

Houston Hobby

Mon 10/5

7:19 pm-10:23 pm

Nonstop2h 04m

$107
Quickest round-trip

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Mon 5/25

5:30 pm-6:49 pm

Nonstop2h 19m

Houston Hobby

Fri 5/29

7:39 pm-10:42 pm

Nonstop2h 03m

$108

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 5/22

5:30 pm-6:49 pm

Nonstop2h 19m

Houston Hobby

Fri 5/29

7:39 pm-10:42 pm

Nonstop2h 03m

$122

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 5/22

5:30 pm-6:49 pm

Nonstop2h 19m

Houston Hobby

Mon 5/25

7:39 pm-10:42 pm

Nonstop2h 03m

$164

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 5/22

5:30 pm-6:49 pm

Nonstop2h 19m

Houston Hobby

Mon 5/25

7:39 pm-10:42 pm

Nonstop2h 03m

$172

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Tue 4/28

5:50 pm-10:50 pm

1 stop6h 00m

Houston Hobby

Tue 5/5

9:30 am-2:20 pm

1 stop3h 50m

$276

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Tue 4/28

5:50 pm-10:50 pm

1 stop6h 00m

Houston Hobby

Tue 5/5

10:55 am-7:40 pm

2 stops7h 45m

$286

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Sat 9/5

4:00 pm-9:35 pm

1 stop6h 35m

Houston Hobby

Wed 9/16

10:05 am-3:07 pm

1 stop4h 02m

$289

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Knoxville to Houston Hobby Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Knoxville and Houston Hobby Airport?

What is the cheapest month to fly to Houston Hobby Airport?

In general, August is the cheapest month to fly from Knoxville to Houston Hobby Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $237. The month of July is another great option to travel to Houston Hobby Airport, with average flight prices from Knoxville averaging around $239.

What is the cheapest day to depart on your flight to Houston Hobby Airport?

Our data shows that Monday is the least expensive day to fly to Houston Hobby Airport. Tickets to fly out on this day can be as low as $91. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Houston Hobby Airport on Tuesday is $194.

What is the cheapest time of day to depart on your flight to Houston Hobby Airport?

According to our data, the cheapest time of day to fly to Houston Hobby Airport is in the afternoon. momondo users have found flights departing from Knoxville to Houston Hobby Airport in the afternoon for as low as $418. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $499. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Knoxville McGhee Tyson to Houston Hobby flight route?

Fly from Knoxville McGhee Tyson to Houston Hobby for the best Knoxville McGhee Tyson - Houston Hobby flight prices

How far in advance should I book a flight to Houston Hobby Airport?

You are more likely to see cheaper flights to Houston Hobby Airport from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston Hobby Airport for around $306 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston Hobby Airport from Knoxville for as low as $191 on momondo.

What cabin class options are available on Knoxville McGhee Tyson to Houston Hobby flights?

There is only 1 cabin class available to choose from on Knoxville McGhee Tyson to Houston Hobby flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Knoxville to Houston Hobby Airport flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Houston Hobby Airport.

How have Knoxville to Houston Hobby Airport flight prices changed over time?

As of April 2026, prices for Knoxville to Houston Hobby Airport flights are approximately 53% more expensive when compared to flights at the same time last year.

When to book flights from Knoxville to Houston Hobby Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Houston Hobby Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Houston Hobby Airport (TYS to HOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Houston Hobby Airport

Fastest flight time

2h 19m

Direct flights

Tue and Sat
The fastest flight from Knoxville to Houston Hobby Airport takes 2h 19m
Direct flights go from Knoxville to Houston Hobby Airport on Tuesday and Saturday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from Knoxville to Houston Hobby Airport

  • How far is Knoxville McGhee Tyson to Houston Hobby by plane?

    Houston Hobby is 789.3 mi away from Knoxville McGhee Tyson. 2h 19m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Houston Hobby Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Houston Hobby Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Houston Hobby Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Houston Hobby Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Houston Hobby Airport.

  • What documentation or ID do you need to fly to Houston Hobby Airport?

    The required travel and health documents for your Houston Hobby Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston Hobby Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Knoxville to Houston Hobby Airport?

  • What is the most popular airline from Knoxville to Houston Hobby Airport?

Best airlines flying from Knoxville to Houston Hobby Airport

Compare and see reviews for airlines that fly from Knoxville to Houston Hobby Airport with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $50Free CancellationRating
7.3
709 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,538 reviews
Search United Airlines flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,552 reviews
Search American Airlines flights
DeltaPriceFrom $228Free CancellationRating
7.9
8,374 reviews
Search Delta flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Galveston
Sugar Land
Pasadena
Kemah
Baytown
Texas City
Webster
Rosenberg
Pearland
Freeport
League City
Lake Jackson
Stafford
Seabrook
Missouri City
West University Place
La Marque
Nassau Bay

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Knoxville to Houston with flexible booking policies on momondo?

Yes. All flights to Houston from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Knoxville.

I’m not ready to book a flight from Knoxville to Houston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Knoxville to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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