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Cheap flights from Knoxville to Houston from $49

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 12/12. 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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Cheap round-trip flights

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Allegiant Air Logo
5:56 pm - 7:20 pmTYS-HOU
2h 24mnonstop
Allegiant Air Logo
8:10 pm - 11:11 pmHOU-TYS
2h 01mnonstop
$97Allegiant Air
Find Deal
Fri, Dec 12 - Mon, Dec 15
Allegiant Air Logo
5:56 pm - 7:20 pmTYS-HOU
2h 24mnonstop
Allegiant Air Logo
8:10 pm - 11:11 pmHOU-TYS
2h 01mnonstop
$98Allegiant Air
Find Deal
Fri, Dec 12 - Mon, Dec 15
Delta Logo
5:30 am - 10:21 amTYS-HOU
5h 51m1 stop
Delta Logo
5:04 pm - 11:45 pmHOU-TYS
5h 41m1 stop
$229Delta
Find Deal
Fri, Feb 6 - Mon, Feb 9
American Airlines Logo
5:10 am - 9:40 amTYS-HOU
5h 30m1 stop
American Airlines Logo
6:00 am - 11:23 amHOU-TYS
4h 23m1 stop
$239American Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Delta Logo
5:35 am - 9:45 amTYS-HOU
5h 10m1 stop
Delta Logo
2:32 pm - 8:11 pmHOU-TYS
4h 39m1 stop
$249Delta
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Tue, Nov 11 - Sat, Nov 15
American Airlines Logo
5:10 am - 9:41 amTYS-HOU
5h 31m1 stop
American Airlines Logo
6:00 am - 11:23 amHOU-TYS
4h 23m1 stop
$274American Airlines
Find Deal
Sat, Nov 8 - Sun, Nov 16
Multiple Airlines Logo
6:30 am - 7:57 amTYS-HOU
2h 27mnonstop
Multiple Airlines Logo
9:33 am - 9:25 amHOU-TYS
22h 52m3 stops
$297Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Multiple Airlines Logo
6:30 am - 7:57 amTYS-HOU
2h 27mnonstop
Multiple Airlines Logo
9:33 am - 9:25 amHOU-TYS
22h 52m3 stops
$318Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Southwest Logo
7:25 pm - 12:45 amTYS-HOU
6h 20m1 stop
Southwest Logo
10:25 am - 9:05 pmHOU-TYS
9h 40m2 stops
$383Southwest
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Thu, Mar 5 - Sat, Mar 7
Southwest Logo
7:25 pm - 12:45 amTYS-HOU
6h 20m1 stop
Southwest Logo
6:50 am - 1:10 pmHOU-TYS
5h 20m1 stop
$393Southwest
Find Deal
Thu, Mar 5 - Sat, Mar 7

Allegiant Air flights from Knoxville to Houston Hobby Airport

Our best Allegiant Air deals on Knoxville to Houston Hobby Airport flight tickets
Allegiant Air
Nov 6
TYS6:30 amKnoxville McGhee Tyson
2h 27m
HOU7:57 amHouston Hobby
Nov 9
HOU8:47 amHouston Hobby
2h 01m
TYS11:48 amKnoxville McGhee Tyson
$96
Find similar
Allegiant Air
Dec 12
TYS5:56 pmKnoxville McGhee Tyson
2h 24m
HOU7:20 pmHouston Hobby
Dec 15
HOU8:10 pmHouston Hobby
2h 01m
TYS11:11 pmKnoxville McGhee Tyson
$97
Find similar
Allegiant Air
Dec 12
TYS5:56 pmKnoxville McGhee Tyson
2h 24m
HOU7:20 pmHouston Hobby
Dec 15
HOU8:10 pmHouston Hobby
2h 01m
TYS11:11 pmKnoxville McGhee Tyson
$98
Find similar

Delta flights from Knoxville to Houston Hobby Airport

Our best Delta deals on Knoxville to Houston Hobby Airport flight tickets
Delta
Feb 6
TYS5:30 amKnoxville McGhee Tyson
5h 51m
1 stop
HOU10:21 amHouston Hobby
Feb 9
HOU5:04 pmHouston Hobby
5h 41m
1 stop
TYS11:45 pmKnoxville McGhee Tyson
$229
Find similar
Delta
Nov 11
TYS5:35 amKnoxville McGhee Tyson
5h 10m
1 stop
HOU9:45 amHouston Hobby
Nov 15
HOU2:32 pmHouston Hobby
4h 39m
1 stop
TYS8:11 pmKnoxville McGhee Tyson
$249
Find similar
Delta
Nov 13
TYS5:35 amKnoxville McGhee Tyson
5h 10m
1 stop
HOU9:45 amHouston Hobby
Nov 16
HOU6:00 amHouston Hobby
3h 45m
1 stop
TYS10:45 amKnoxville McGhee Tyson
$284
Find similar

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 October 28, 2025.
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

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 12/12

5:56 pm-7:20 pm

Nonstop2h 24m

Houston Hobby

Mon 12/15

8:10 pm-11:11 pm

Nonstop2h 01m

$97

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 12/12

5:56 pm-7:20 pm

Nonstop2h 24m

Houston Hobby

Mon 12/15

8:10 pm-11:11 pm

Nonstop2h 01m

$98

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 2/6

5:30 am-10:21 am

1 stop5h 51m

Houston Hobby

Mon 2/9

5:04 pm-11:45 pm

1 stop5h 41m

$229

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Thu 11/13

5:10 am-9:40 am

1 stop5h 30m

Houston Hobby

Sun 11/16

6:00 am-11:23 am

1 stop4h 23m

$239

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Tue 11/11

5:35 am-9:45 am

1 stop5h 10m

Houston Hobby

Sat 11/15

2:32 pm-8:11 pm

1 stop4h 39m

$249

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Sat 11/8

5:10 am-9:41 am

1 stop5h 31m

Houston Hobby

Sun 11/16

6:00 am-11:23 am

1 stop4h 23m

$274

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Thu 11/13

6:30 am-7:57 am

Nonstop2h 27m

Houston Hobby

Sun 11/16

9:33 am-9:25 am

3 stops22h 52m

$297

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Thu 11/13

6:30 am-7:57 am

Nonstop2h 27m

Houston Hobby

Sun 11/16

9:33 am-9:25 am

3 stops22h 52m

$318

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Thu 3/5

7:25 pm-12:45 am

1 stop6h 20m

Houston Hobby

Sat 3/7

10:25 am-9:05 pm

2 stops9h 40m

$383

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Thu 3/5

7:25 pm-12:45 am

1 stop6h 20m

Houston Hobby

Sat 3/7

6:50 am-1:10 pm

1 stop5h 20m

$393

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 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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to Houston Hobby Airport on Thursday is $135.

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 evening. momondo users have found flights departing from Knoxville to Houston Hobby Airport in the evening for as low as $289. 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 $525. 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 $309 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 $230 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 October 2025, prices for Knoxville to Houston Hobby Airport flights are approximately 10% cheaper 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

Best Price Found

$57

Fastest flight time

2h 18m

Direct flights

Mon, Tue, Thu, Fri and Sat
The best one-way flight to Houston Hobby Airport from Knoxville in the past 72 hours is $57. The best round-trip flight deal from Knoxville to Houston Hobby Airport found on momondo in the last 72 hours is $93.
The fastest flight from Knoxville to Houston Hobby Airport takes 2h 18m
Direct flights go from Knoxville to Houston Hobby Airport on Monday, Tuesday, Thursday, Friday and Saturday. The only airline offering direct flights is Allegiant Air.
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  • How far is Knoxville McGhee Tyson to Houston Hobby by plane?

    Houston Hobby is 789.3 mi away from Knoxville McGhee Tyson. 2h 20m 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 $79Free CancellationRating
7.2
695 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
DeltaPriceFrom $228Free CancellationRating
7.9
7,994 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights

Traveling to a place near Houston?

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

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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