Cheap Flights from Houston, TX to Knoxville, TN from $61

One way Round trip

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On Cheapflightsplus.com you will find 7 direct and 222 connecting flights from Houston to Knoxville. You can compare airfare deals from 5 airlines and multiple travel sites from $61, book and save on cheap plane tickets and last minute offers. Also check out HOU-TYS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Houston to Knoxville 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: $61 (one-way), $105 (round-trip).

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Best Flights from Houston to Knoxville Today

Take a look at the list of non stop flights and flights with layovers from Houston to Knoxville with the lowest price of $61. The fastest direct flight takes 2h 1m and the fastest connecting – 5h 15m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $61 Find flight	12:21 Houston Hobby	15:23 Knoxville Mc Ghee Tyson	2h 2m	Allegiant Air	G43025
from $76 Find flight	11:11 Houston Hobby	14:12 Knoxville Mc Ghee Tyson	2h 1m	Allegiant Air	G43036
from $100 Find flight	20:35 Houston Hobby	23:37 Knoxville Mc Ghee Tyson	2h 2m	Allegiant Air	G41429
from $329 Find flight	20:15 Houston George Bush	23:30 Knoxville Mc Ghee Tyson	2h 15m	United Airlines	UA4810
from $72 Find flight	18:16 Houston Hobby	15:19+1 день Knoxville Mc Ghee Tyson	20h 3m layover 14h 41m - Denver	Frontier Airlines	F91127 F92374
from $72 Find flight	13:14 Houston George Bush	15:19+1 день Knoxville Mc Ghee Tyson	25h 5m layover 19h 48m - Denver	Frontier Airlines	F93205 F92374
from $85 Find flight	12:49 Houston Hobby	21:35 Knoxville Mc Ghee Tyson	7h 46m layover 2h 28m - Denver	Frontier Airlines	F91129 F92374
from $94 Find flight	05:35 Houston George Bush	15:16 Knoxville Mc Ghee Tyson	8h 41m layover 3h 26m - Denver	Frontier Airlines	F93229 F92374
from $157 Find flight	05:15 Houston George Bush	16:14 Knoxville Mc Ghee Tyson	9h 59m layover 5h 29m - Miami	Spirit Airlines	NK932 G41428
from $183 Find flight	12:28 Houston George Bush	21:36 Knoxville Mc Ghee Tyson	8h 8m layover 3h 56m - Sanford	Spirit Airlines	NK198 G41423
from $183 Find flight	19:52 Houston George Bush	08:05+1 день Knoxville Mc Ghee Tyson	11h 13m layover 6h 34m - Miami	Spirit Airlines	NK1155 G43029
from $155 Find flight	17:26 Houston George Bush	14:07+1 день Knoxville Mc Ghee Tyson	19h 41m layover 9h 26m - Baltimore 3h 9m - Boston	Spirit Airlines	NK3128 NK526 G41398
from $180 Find flight	05:56 Houston George Bush	21:25 Knoxville Mc Ghee Tyson	14h 29m layover 2h 27m - Baltimore 4h 55m - Sanford	Spirit Airlines	NK3222 NK1855 G41397
from $200 Find flight	20:51 Houston George Bush	18:55+1 день Knoxville Mc Ghee Tyson	21h 4m layover 7h 25m - Chicago 5h 33m - Miami	Spirit Airlines	NK175 NK3933 G43025
from $200 Find flight	20:20 Houston George Bush	18:55+1 день Knoxville Mc Ghee Tyson	21h 35m layover 8h 24m - Baltimore 5h 16m - Miami	Spirit Airlines	NK1633 NK1708 G43025
from $207 Find flight	20:06 Houston George Bush	17:18+1 день Knoxville Mc Ghee Tyson	20h 12m layover 6h 46m - Detroit 5h 57m - Orlando	Spirit Airlines	NK384 NK679 G43056

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 09, 2025

Flight Schedule Houston (Texas) to Knoxville (Tennessee)

Full flight schedule will help you in detecting at what time planes fly from Houston to Knoxville. 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	Flight Details	Flight Duration	Price
10:45 — 14:00	10:45 — 14:00 UA4887 United Airlines Houston — Knoxville	2h 15m	Find flight from$333
11:11 — 14:12	11:11 — 14:12 G43036 Allegiant Air Houston — Knoxville	2h 1m	Find flight from$76
12:21 — 15:23	12:21 — 15:23 G43025 Allegiant Air Houston — Knoxville	2h 2m	Find flight from$61
14:50 — 18:05	14:50 — 18:05 UA4890 United Airlines Houston — Knoxville	2h 15m	Find flight from$332
16:45 — 20:00	16:45 — 20:00 UA4900 United Airlines Houston — Knoxville	2h 15m	Find flight from$332
20:15 — 23:30	20:15 — 23:30 UA4810 United Airlines Houston — Knoxville	2h 15m	Find flight from$329
20:35 — 23:37	20:35 — 23:37 G41429 Allegiant Air Houston — Knoxville	2h 2m	Find flight from$100
05:15 — 16:14	05:15 — 08:38 NK932 Spirit Airlines Houston — Miami 5h 29m stop 14:07 — 16:14 G41428 Allegiant Air Miami — Knoxville	9h 59m including layover	Find flight from$157
05:35 — 15:16	06:00 — 07:34 F93229 Frontier Airlines Houston — Denver 3h 26m stop 16:52 — 21:35 F92374 Frontier Airlines Denver — Knoxville	8h 41m including layover	Find flight from$94
08:30 — 18:18	08:30 — 09:05 NK3726 Spirit Airlines Houston — Las Vegas 2h 33m stop 11:38 — 18:18 G41399 Allegiant Air Las Vegas — Knoxville	8h 48m including layover	Find flight from$303
08:39 — 18:55	08:39 — 12:05 NK272 Spirit Airlines Houston — Miami 4h 43m stop 16:48 — 18:55 G43025 Allegiant Air Miami — Knoxville	9h 16m including layover	Find flight from$242
09:00 — 16:14	09:00 — 12:39 NK910 Spirit Airlines Houston — Miami 1h 26m stop 14:05 — 16:14 G41402 Allegiant Air Miami — Knoxville	6h 14m including layover	Find flight from$285
10:10 — 18:55	10:10 — 13:35 NK835 Spirit Airlines Houston — Miami 3h 13m stop 16:48 — 18:55 G43025 Allegiant Air Miami — Knoxville	7h 45m including layover	Find flight from$242
12:49 — 21:35	12:49 — 14:24 F91129 Frontier Airlines Houston — Denver 2h 28m stop 16:52 — 21:35 F92374 Frontier Airlines Denver — Knoxville	7h 46m including layover	Find flight from$85
13:14 — 15:19 +1 day	13:14 — 14:48 F93205 Frontier Airlines Houston — Denver 19h 48m stop 10:36 — 15:19 F92374 Frontier Airlines Denver — Knoxville	25h 5m including layover	Find flight from$72
13:56 — 21:35	13:56 — 15:33 F93227 Frontier Airlines Houston — Denver 1h 19m stop 16:52 — 21:35 F92374 Frontier Airlines Denver — Knoxville	6h 39m including layover	Find flight from$216
14:20 — 20:35	14:20 — 17:01 UA1172 United Airlines Houston — Chicago 49m stop 17:50 — 20:35 UA1238 United Airlines Chicago — Knoxville	5h 15m including layover	Find flight from$344
18:16 — 15:19 +1 day	18:16 — 19:55 F91127 Frontier Airlines Houston — Denver 14h 41m stop 10:36 — 15:19 F92374 Frontier Airlines Denver — Knoxville	20h 3m including layover	Find flight from$72
19:52 — 08:05 +1 day	19:52 — 23:26 NK1155 Spirit Airlines Houston — Miami 6h 34m stop 06:00 — 08:05 G43029 Allegiant Air Miami — Knoxville	11h 13m including layover	Find flight from$183
21:38 — 16:54 +1 day	21:38 — 00:15 UA1692 United Airlines Houston — Chicago 13h 55m stop 14:10 — 16:54 UA3592 United Airlines Chicago — Knoxville	18h 16m including layover	Find flight from$318
21:38 — 23:00 +1 day	21:38 — 00:15 UA1692 United Airlines Houston — Chicago 20h stop 20:15 — 23:00 UA1871 United Airlines Chicago — Knoxville	24h 22m including layover	Find flight from$318
22:00 — 22:30 +1 day	22:00 — 23:34 UA746 United Airlines Houston — Denver 17h 59m stop 17:33 — 22:30 UA4798 United Airlines Denver — Knoxville	23h 30m including layover	Find flight from$325
22:00 — 14:41 +1 day	22:00 — 23:34 UA746 United Airlines Houston — Denver 10h 21m stop 09:55 — 14:41 UA2420 United Airlines Denver — Knoxville	15h 41m including layover	Find flight from$326
23:13 — 16:50 +1 day	23:13 — 00:50 F94855 Frontier Airlines Houston — Denver 11h 8m stop 11:58 — 16:50 F92374 Frontier Airlines Denver — Knoxville	16h 37m including layover	Find flight from$322
06:00 — 21:18	06:00 — 07:22 NK186 Spirit Airlines Houston — Las Vegas 2h 48m stop 10:10 — 12:28 NK2007 Spirit Airlines Las Vegas — Phoenix 3h 26m stop 15:54 — 21:18 G41408 Allegiant Air Phoenix — Knoxville	14h 18m including layover	Find flight from$259
06:05 — 21:12	06:05 — 09:49 NK3789 Spirit Airlines Houston — Detroit 3h 42m stop 13:31 — 16:20 NK3782 Spirit Airlines Detroit — Orlando 3h 2m stop 19:22 — 21:12 G41400 Allegiant Air Orlando — Knoxville	14h 7m including layover	Find flight from$310
07:00 — 21:36	07:00 — 11:05 NK222 Spirit Airlines Houston — Baltimore 1h 7m stop 12:12 — 14:40 NK1855 Spirit Airlines Baltimore — Sanford 5h 18m stop 19:58 — 21:36 G41423 Allegiant Air Sanford — Knoxville	13h 36m including layover	Find flight from$226
07:00 — 18:20	07:00 — 11:05 NK222 Spirit Airlines Houston — Baltimore 1h 7m stop 12:12 — 14:40 NK1855 Spirit Airlines Baltimore — Orlando 1h 49m stop 16:29 — 18:20 G43054 Allegiant Air Orlando — Knoxville	10h 20m including layover	Find flight from$238
15:39 — 12:00 +1 day	15:39 — 17:27 NK461 Spirit Airlines Houston — Los Angeles 5h 35m stop 23:02 — 07:24 NK393 Spirit Airlines Los Angeles — Newark 2h 31m stop 09:55 — 12:00 G41399 Allegiant Air Newark — Knoxville	19h 21m including layover	Find flight from$255
17:26 — 14:07 +1 day	17:26 — 21:29 NK3128 Spirit Airlines Houston — Baltimore 9h 26m stop 06:55 — 08:25 NK526 Spirit Airlines Baltimore — Boston 3h 9m stop 11:34 — 14:07 G41398 Allegiant Air Boston — Knoxville	19h 41m including layover	Find flight from$155
17:26 — 16:30 +1 day	17:26 — 21:29 NK3128 Spirit Airlines Houston — Baltimore 8h 31m stop 06:00 — 08:34 NK1095 Spirit Airlines Baltimore — Sanford 6h 19m stop 14:53 — 16:30 G43063 Allegiant Air Sanford — Knoxville	22h 4m including layover	Find flight from$312
18:35 — 14:00 +1 day	18:35 — 20:00 NK196 Spirit Airlines Houston — Las Vegas 1h 46m stop 21:46 — 05:35 NK300 Spirit Airlines Las Vegas — Newark 6h 20m stop 11:55 — 14:00 G41397 Allegiant Air Newark — Knoxville	18h 25m including layover	Find flight from$257
19:30 — 14:00 +1 day	19:30 — 22:58 NK692 Spirit Airlines Houston — Miami 7h 7m stop 06:05 — 09:01 NK385 Spirit Airlines Miami — Newark 2h 54m stop 11:55 — 14:00 G41397 Allegiant Air Newark — Knoxville	17h 30m including layover	Find flight from$257
20:20 — 18:55 +1 day	20:20 — 00:21 NK1633 Spirit Airlines Houston — Baltimore 8h 24m stop 08:45 — 11:32 NK1708 Spirit Airlines Baltimore — Miami 5h 16m stop 16:48 — 18:55 G43025 Allegiant Air Miami — Knoxville	21h 35m including layover	Find flight from$200

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 9, 2025

Flight Information

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

Distance between Houston and Knoxville is 1257 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 23:13 from 15 Houston airports and arrive 05:00 to 23:13 to 1 Knoxville airport. Average flight time is 2h 15m.

The fastest flight 2h 1m
Average flight time 2h 15m
The earliest flight 05:00
The latest flight 23:13
Distance 782 ml

The cheapest months to travel to Knoxville are december (from 61 $), january (from 72 $), november (from 76 $).

The most expensive months are february (from 92 $), november (from 76 $), january (from 72 $).

What is the lowest airfare Houston to Knoxville?

The cheapest plane ticket found by our users is $61. This airfare is for economy class on one-way G43025 flight by Allegiant Air for December 13, 2024 which leaves Hobby in Houston at 12:21 am and arrives at Knoxville Mc Ghee Tyson at 15:23.

Economy class

$61

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Business class

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First class

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Popular Airlines on the Route

The flight Houston — Knoxville is served by 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 4 departures per week at the price of from $ 673 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 769.

Direct flights

There are 7 nonstop flights on the route. The fastest direct flight is G43036 by Allegiant Air takes 2h 1m and the cheapest is G43025 by Allegiant Air for $61.

UA - United Airlines

from $329

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G4 - Allegiant Air

from $61

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Connecting Flights

There are 222 flights with layovers on the route. The fastest connecting flight is UA1172 by United Airlines takes 5h 15m and the cheapest is G43025 by Allegiant Air for $72.

AS - Alaska Airlines

from $673

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F9 - Frontier Airlines

from $72

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UA - United Airlines

from $318

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NK - Spirit Airlines

from $155

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Airports

You can fly from Houston to Knoxville from 15 airports (Ellington Field, West Houston, Hobby, Park Ten Heliport, Andrau Airpark, George Bush, Greenway Plaza H/P, David Wayne Hooks, Transco Twr Galleria, Westchase Hilton H/P, Spaceland, Woodlawns, Marriot Astrodome Heliport, Central Bus. District, Houston Municipal).

Houston airports

Ellington Field-EFD

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West Houston-IWS

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Hobby-HOU

from $61
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Park Ten Heliport-JPT

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Andrau Airpark-AAP

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George Bush-IAH

from $72
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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

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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

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Knoxville airports

Mc Ghee Tyson-TYS

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Airplanes

There are flights to Knoxville from Houston by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Houston

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

Houston — Las Vegas

from $67

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Houston — New York

from $63

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Houston — Chicago

from $66

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Houston — Atlanta

from $54

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Houston — Dallas

from $70

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Houston — Miami

from $71

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Houston — Denver

from $73

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Houston — Orlando

from $62

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Houston — Seattle

from $62

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Houston — Los Angeles

from $57

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Top International Destinations from Houston

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.

Houston — Cancun

from $59

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Houston — London

from $67

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Houston — Mexico City

from $68

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Houston — Paris

from $63

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Houston — Tokyo

from $77

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Houston — Toronto

from $76

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Houston — Calgary

from $70

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Houston — Dubai

from $74

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Houston — Mumbai

from $64

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Houston — Rome

from $59

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How to book a plane ticket yourself?

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Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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