Cheap flights from Knoxville to Houston from $51
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 8/4. 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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How to get the cheapest flight ticket from Knoxville to Houston
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?
The month of October is, on average, the cheapest month to fly to Houston from Knoxville, with most prices found around $267. The month of July is another great option to travel to Houston, with average flight prices from Knoxville averaging around $277.
What is the cheapest day to depart on your flight to Houston?
On average, the least expensive day to fly to Houston from Knoxville is on a Monday. momondo users have found tickets for Monday departures for as low as $100. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Wednesday is $289.
What is the cheapest time of day to depart on your flight to Houston?
Our data shows that the cheapest Knoxville to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $128. Try not to purchase tickets in the afternoon because they tend to be around $555. 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 flight route?
Fly from Knoxville McGhee Tyson to Houston Hobby for the best Knoxville McGhee Tyson - Houston flight prices
How far in advance should I book a flight to Houston?
You are more likely to see cheaper flights to Houston from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Knoxville for as low as $238 on momondo.
What cabin class options are available on Knoxville McGhee Tyson to Houston flights?
There are 4 cabin classes available to choose from on Knoxville McGhee Tyson to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Knoxville McGhee Tyson to Houston?
Allegiant Air, Frontier, and United Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Houston
What airlines fly to Houston?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Houston from Knoxville according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.
How many flights depart from Knoxville to Houston on average per day?
As of July 2025, there are 6 flights per day flying from Knoxville to Houston. The most common time of day flights depart is 7:00AM, with 58% of flights taking off at noon.
How many flights depart from Knoxville to Houston on average per week?
As of July 2025, there are 46 flights per week flying from Knoxville to Houston. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.
Cheap Knoxville to Houston flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Houston
How far is Knoxville McGhee Tyson to Houston by plane?
There are 789.2 mi between Knoxville McGhee Tyson and Houston. By plane, this route typically takes 2h 11m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Houston?
Prices for flights from Knoxville McGhee Tyson Airport to Houston are refreshed on a daily basis.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Houston?
As of July 2025, there are 4 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Houston.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Houston?
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.
What documentation or ID do you need to fly to Houston?
The required travel and health documents for your Houston 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Knoxville to Houston
Compare and see reviews for airlines that fly from Knoxville to Houston with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $82 | Free Cancellation | Rating 7.2 709 reviews | |||
| PriceFrom $208 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $218 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $227 | Free Cancellation | Rating 7.4 8,861 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Knoxville to Houston?
It is quick and easy to find Knoxville to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.
Can I find flights from Knoxville to Houston with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Houston from Knoxville with this policy.
How can momondo help me find flights from Knoxville to Houston?
Once all potential Knoxville to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Knoxville to Houston right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Knoxville to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.