Cheap flights from Knoxville to Houston (TYS - IAH)

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The best prices from Knoxville to Houston are usually found in July or August, booked 41 days in advance, depart on a Saturday or Tuesday and return on a Saturday

How to find the cheapest flight from
Knoxville (TYS) to Houston (IAH)

TYS - IAH
Price
$220 - $408
IAH
Temperature
59 - 86 °F

Popular in

December

High demand for flights, 21% potential price rise

Cheapest in

July

Best time to find cheap flights, 32% potential price drop

Round-trip from

$220

From Knoxville to Houston

One-way from

$100

One-way flight from Knoxville to Houston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Knoxville to Houston?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 50% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Knoxville to Houston?

To save up to 26% on this flight, we recommend booking at least 44 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Knoxville to Houston from $118 1-2 weeks out and tickets from $157 for flights departing within the next 72 hours.

What is the cheapest month to fly from Knoxville to Houston?

February is one of the best times of the year to fly to Houston from Knoxville. Prices for February average $134 per person but you can even find prices for as low as $68. The most expensive prices can be found in the month of December. Opting for a February flight can save you 46% on your journey compared to booking in February

When is the cheapest time to fly from Knoxville to Houston (TYS - IAH)?

It’s optimal to fly from Knoxville to Houston in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at noon.

Cheap flights from Knoxville to Houston in March, April 2021

23 Apr - 26 Apr
$93pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
26 Mar - 5 Apr
$97pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
1 Apr - 4 Apr
$99pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson

Knoxville to Houston 2021 flight deals

23 Apr - 26 Apr
$93pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson
26 Mar - 5 Apr
$97pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
1 Apr - 4 Apr
$99pp
TYS
Knoxville McGhee Tyson
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
TYS
Knoxville McGhee Tyson

Non-stop flights to Houston from Knoxville

26 Mar - 5 Apr
$97pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
17 Mar - 22 Mar
$229pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson
12 Mar - 14 Mar
$302pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to Houston

11 Mar - 11 Mar
$108pp
TYS
Knoxville McGhee Tyson
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
12 Mar - 15 Mar
$157pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
11 Mar - 17 Mar
$182pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to Houston from Knoxville

4:00 am - 3:00 pm
United Airlines
2 Stops
12h 00m
TYS - IAH
United Airlines
$100
United
12:06 pm - 6:57 pm
Frontier
1 Stop
7h 51m
TYS - IAH
Frontier
$110
CheapFlights
1:17 am - 1:54 pm
American Airlines
2 Stops
13h 37m
TYS - IAH
American Airlines

Related info for your journey

Flight FAQs

From Knoxville to Houston

Are flight prices decreasing from Knoxville to Houston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Knoxville and Houston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Knoxville McGhee Tyson to Houston George Bush Intcntl to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Knoxville McGhee Tyson to Houston George Bush Intcntl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Knoxville McGhee Tyson to Houston George Bush Intcntl have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Knoxville to Houston for under $100 on Cheapflights?

Yes, there are multiple flights from Knoxville to Houston for under $100. The cheapest flight booked recently is on Frontier for just $93, but on average you can expect to pay $153.

Are there nonstop flights from Knoxville to Houston for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Knoxville to Houston under $100. A good price for a nonstop flight from Knoxville to Houston is less than $426.

Are there last-minute flights available from Knoxville to Houston for under $200?

There are currently 20+ open flights from Knoxville to Houston within the next 7 days for less than $200.

Does it rain more in Knoxville or Houston?

The rainfall in Knoxville is generally less than the rainfall in Houston. This will continue over the next 15 days.

Is Knoxville weather warmer or cooler than Houston?

We forecast the temperature to be around the 90 °F's in July, on average. The temperature in Houston is generally colder than in Knoxville. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Knoxville to Houston?

A quick flight from Knoxville to Houston can take about 2h 16m. United Airlines provides one of the quickest options available for as low as $224. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Knoxville to Houston round-trip?

According to our current data, Frontier ($93), United Airlines ($97), and Delta ($157) offers the cheapest pricing from Knoxville to Houston. Frontier is currently priced 71% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Knoxville to Houston one-way?

$52 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $96 and $161, respectively.

Alternative routes for Knoxville to Houston

Destination information for Houston

Flight duration
2h 20m
Average temperature for March in Houston
66.2 °F

Airports servicing Knoxville

Airports servicing Houston

Top 3 airlines flying from Knoxville to Houston

Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$194 $310 No cancel fee N/A
American Airlines
$132 $325 No cancel fee 71%
United Airlines
$293 $372 No cancel fee 69%

Hourly flight availability from Knoxville to Houston

Morning 6 AM to noon 62% of TYS to IAH departures
Afternoon Noon to 6 PM 37% of TYS to IAH departures
Early morning Midnight to 6 AM 1% of TYS to IAH departures
Evening 6 PM to midnight 0% of TYS to IAH departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Knoxville to Houston
Sunday
6 daily flights
Monday
6 daily flights
Tuesday
6 daily flights
Wednesday
6 daily flights
Thursday
6 daily flights
Friday
6 daily flights
Saturday
2 daily flights
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