Cheap Flights from Knoxville, TN to Houston, TX from $132

Return flight: Houston – Knoxville
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On Cheapflightsplus.com you will find 9 direct and 516 connecting flights from Knoxville to Houston. You can compare airfare deals from 3 airlines and multiple travel sites from $132, book and save on cheap plane tickets and last minute offers. Also check out TYS-HOU flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Knoxville to Houston Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $132 (one-way), $226 (round-trip).
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Best Flights from Knoxville to Houston Today

Take a look at the list of non stop flights and flights with layovers from Knoxville to Houston with the lowest price of $132. The fastest direct flight takes 2h 10m and the fastest connecting – 5h 38m.
Price Departure Arrival Flight Duration Airline Flight
from $47
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17:47
Knoxville
Mc Ghee Tyson
 19:12
Houston
Hobby
 2h 25m Allegiant Air
G43041
from $260
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07:00
Knoxville
Mc Ghee Tyson
 08:24
Houston
George Bush
 2h 24m United Airlines
UA4913
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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 14, 2025
Full flight schedule will help you in detecting at what time planes fly from Knoxville to Houston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
07:00 — 08:24
07:00 — 08:24 UA4913 United Airlines
Knoxville — Houston
2h 24m
Find flight
from$260
09:15 — 10:39
09:15 — 10:39 UA4841 United Airlines
Knoxville — Houston
2h 24m
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from$260
12:00 — 13:27
12:00 — 13:27 UA4302 United Airlines
Knoxville — Houston
2h 27m
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from$261
12:45 — 14:06
+1 day
12:45 — 14:23 G41397 Allegiant Air
Knoxville — Baltimore
21h 10m stop
11:33 — 14:06 NK2175 Spirit Airlines
Baltimore — Houston
26h 21m
including layover
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from$98
14:47 — 00:07
+1 day
14:47 — 16:51 G4487 Allegiant Air
Knoxville — Miami
5h 25m stop
22:16 — 00:07 NK2062 Spirit Airlines
Miami — Houston
10h 20m
including layover
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from$114
14:47 — 07:53
+1 day
14:47 — 16:51 G4487 Allegiant Air
Knoxville — Miami
13h 14m stop
06:05 — 07:53 NK2082 Spirit Airlines
Miami — Houston
18h 6m
including layover
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from$114
17:00 — 18:27
17:00 — 18:27 UA4854 United Airlines
Knoxville — Houston
2h 27m
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from$262
17:01 — 18:11
17:01 — 18:11 G43036 Allegiant Air
Knoxville — Houston
2h 10m
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from$50
17:02 — 18:13
17:02 — 18:13 G41437 Allegiant Air
Knoxville — Houston
2h 11m
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from$50
17:15 — 18:39
17:15 — 18:39 UA6068 United Airlines
Knoxville — Houston
2h 24m
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from$262
17:15 — 18:39
17:15 — 18:39 UA6056 United Airlines
Knoxville — Houston
2h 24m
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from$264
17:25 — 23:36
17:30 — 19:01 F94369 Frontier Airlines
Knoxville — Denver
1h 13m stop
20:15 — 23:59 F92996 Frontier Airlines
Denver — Houston
7h 11m
including layover
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from$104
17:47 — 19:12
17:47 — 19:12 G43041 Allegiant Air
Knoxville — Houston
2h 25m
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from$47
20:35 — 07:53
+1 day
20:35 — 22:38 G4519 Allegiant Air
Knoxville — Miami
7h 27m stop
06:05 — 07:53 NK2082 Spirit Airlines
Miami — Houston
12h 18m
including layover
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from$114
21:03 — 07:53
+1 day
21:03 — 23:07 G42125 Allegiant Air
Knoxville — Miami
6h 58m stop
06:05 — 07:53 NK2082 Spirit Airlines
Miami — Houston
11h 50m
including layover
Find flight
from$114
*Departure and arrival times - local. Updated on September 14, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Knoxville to Houston depends on and how to choose the most interesting flight option for you.

Distance between Knoxville and Houston is 1257 miles. Time difference between the cities is 1h. Airplanes depart 05:45 to 21:34 from 1 Knoxville airport and arrive 05:45 to 21:34 to 15 Houston airports. Average flight time is 2h 24m.

  • The fastest flight 2h 10m
  • Average flight time 2h 24m
  • The earliest flight 05:45
  • The latest flight 21:34
  • Distance 782 ml

Popular Airlines on the Route

The flight Knoxville — Houston is served by 3 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 2 departures per week at the price of from $ 104 . And the most expensive tickets are offered by United Airlines airline - from $ 1935.

Direct flights

There are 9 nonstop flights on the route. The fastest direct flight is G43036 by Allegiant Air takes 2h 10m.

  • UA - United Airlines
    from $260
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  • G4 - Allegiant Air
    from $47
    Find
See more direct flights

Connecting Flights

There are 516 flights with layovers on the route. The fastest connecting flight is UA5767 by United Airlines takes 5h 38m.

  • F9 - Frontier Airlines
    from $104
    Find
  • UA - United Airlines
    from $262
    Find
  • G4 - Allegiant Air
    from $98
    Find
See more connecting flights

Airports

You can fly from Knoxville to Houston from 1 airports (Mc Ghee Tyson).

Knoxville airports

  • Mc Ghee Tyson-TYS
    from $47
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Houston airports

  • Ellington Field-EFD
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  • West Houston-IWS
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  • Hobby-HOU
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  • Park Ten Heliport-JPT
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  • Andrau Airpark-AAP
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  • George Bush-IAH
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  • Greenway Plaza H/P-JGP
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  • David Wayne Hooks-DWH
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  • Transco Twr Galleria-JGQ
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  • Westchase Hilton H/P-JWH
    Find
  • Spaceland-SPX
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  • Woodlawns-JWL
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  • Marriot Astrodome Heliport-JMA
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  • Central Bus. District-JDX
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  • Houston Municipal-SGR
    Find

Airplanes

There are flights to Houston from Knoxville by 3 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Knoxville

You may also consider searching for discounted plane tickets to some other popular places from Knoxville within United States.

Top International Destinations from Knoxville

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

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