$59 Cheap Flights from Houston (IAH) to Knoxville (TYS)

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Cheap flights from Houston (IAH) to Knoxville (TYS)

Prices were available within the past 7 days and start at $59 for one-way flights and $118 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Oct 29 - Mon, Nov 18
IAH
Houston
TYS
Knoxville
$118 Roundtrip, found 19 hours ago
$118
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Tue, Oct 29 from Houston to Knoxville, returning Mon, Nov 18, priced at $118 found 19 hours ago
Frontier Airlines
Tue, Oct 29 - Fri, Nov 15
IAH
Houston
TYS
Knoxville
$128 Roundtrip, found 19 hours ago
$128
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Tue, Oct 29 from Houston to Knoxville, returning Fri, Nov 15, priced at $128 found 19 hours ago
Frontier Airlines
Wed, Oct 30 - Mon, Nov 18
IAH
Houston
TYS
Knoxville
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 30 from Houston to Knoxville, returning Mon, Nov 18, priced at $137 found 1 day ago
Frontier Airlines
Wed, Nov 6 - Wed, Nov 13
IAH
Houston
TYS
Knoxville
$138 Roundtrip, found 1 hour ago
$138
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 6 from Houston to Knoxville, returning Wed, Nov 13, priced at $138 found 1 hour ago
Frontier Airlines
Wed, Oct 30 - Fri, Nov 15
IAH
Houston
TYS
Knoxville
$147 Roundtrip, found 1 day ago
$147
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 30 from Houston to Knoxville, returning Fri, Nov 15, priced at $147 found 1 day ago
Frontier Airlines
Wed, Nov 13 - Fri, Nov 15
IAH
Houston
TYS
Knoxville
$148 Roundtrip, found 2 hours ago
$148
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Nov 13 from Houston to Knoxville, returning Fri, Nov 15, priced at $148 found 2 hours ago
Frontier Airlines
Mon, Oct 21 - Wed, Oct 23
IAH
Houston
TYS
Knoxville
$157 Roundtrip, found 3 days ago
$157
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Oct 21 from Houston to Knoxville, returning Wed, Oct 23, priced at $157 found 3 days ago
Frontier Airlines
Wed, Oct 9 - Wed, Oct 16
IAH
Houston
TYS
Knoxville
$158 Roundtrip, found 2 hours ago
$158
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Oct 9 from Houston to Knoxville, returning Wed, Oct 16, priced at $158 found 2 hours ago
Frontier Airlines
Wed, Oct 30 - Fri, Nov 1
IAH
Houston
TYS
Knoxville
$166 Roundtrip, found 1 day ago
$166
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 30 from Houston to Knoxville, returning Fri, Nov 1, priced at $166 found 1 day ago
Frontier Airlines
Wed, Oct 9 - Fri, Oct 18
IAH
Houston
TYS
Knoxville
$167 Roundtrip, found 2 hours ago
$167
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Oct 9 from Houston to Knoxville, returning Fri, Oct 18, priced at $167 found 2 hours ago
Flight from Houston to Knoxville (IAH - TYS) route information
Origin airport
George Bush Intercontinental
Destination airport
McGhee Tyson
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$118
Distance
770 mi

Houston to Knoxville Flights

The cheapest times to fly from Houston to Knoxville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Knoxville are during the month of October. You can find some of the cheapest flights from Houston to Knoxville with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Houston to Knoxville

Sunday is one of the best days to book for cheap flights from Houston to Knoxville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Houston to Knoxville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Knoxville in 2024. You can also book with separate airlines for your outbound and return journeys, from $59 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Knoxville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Knoxville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much is a one-way flight from George Bush Intercontinental Airport (IAH) to McGhee Tyson Airport (TYS)?
Get ready to pack your bags, because one-way Houston flights to Knoxville start from only $65. This is based on the lowest price found on Expedia for this journey with a departure date within the next three months. This airfare is for an Frontier Airlines flight, leaving from Houston Airport on October 30 2024 and touching down at Knoxville Airport. The price of this flight was last updated on September 23 2024 and has not changed since.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Knoxville Airport?
Book a trip with United Airlines and you can expect to be cruising the skies for roughly 2 hours and 20 minutes. This popular carrier operates a direct flight that takes off at 10:00AM from IAH and lands at Knoxville Airport at 1:20PM. Expedia has unbeatable flight deals, so check out what’s available on this route today.
Is it cheaper to buy a plane ticket from IAH to TYS last minute?
When it comes to booking your flights, being prepared pays dividends. While you may be able to find a last-minute deal on a George Bush Intercontinental Airport (IAH) to TYS flight, fares usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What is the cheapest airline flying from George Bush Intercontinental Airport (IAH) to TYS in the next 90 days?
With plane tickets from $65 for a flight from Houston to Knoxville, Frontier Airlines is the cheapest airline found on Expedia. This price is based on airfares found on Expedia with a departure date within the next 90 days and was updated on September 23 2024 and has not changed since. The flight jets off from Houston Airport on October 30 2024 and touches down at Knoxville Airport.
What's the cheapest price for a flight from IAH to TYS next month?
Grab a one-way flight from Houston to Knoxville for just $85. This is the cheapest price for this trip with a departure date in the next month. It’s an Frontier Airlines flight heading off from Houston Airport on October 9 2024 and landing at TYS. The airfare was correct as of September 23 2024 and has not changed since. It was found after searching all available flights on Expedia within the next 30 days.
What airline has the least delays from Houston Airport to McGhee Tyson Airport (TYS)?
Take off with United Airlines from Houston Airport to Knoxville Airport and there’s a good chance you’ll land at the time listed on your ticket. This carrier tops the list on this route, with an 78% on-time rate. If there is a disruption to your flight, the free Expedia App will help you stay updated. Download it and receive immediate trip updates, from flight delays to gate changes.
Can I find cheap nonstop flights from Houston Airport to McGhee Tyson Airport (TYS) in the next three months?
Get set to snag a great deal because we’ve discovered a roundtrip nonstop flight with United in the next 90 days for $209. The price was last updated on September 23 2024 and is based on airfares found on Expedia with departure dates during the next three months. This flight from Houston to Knoxville jets out of Houston Airport on October 5 2024 and arrives at McGhee Tyson Airport (TYS). The flight’s return date is October 9 2024.Make use of our handy filters to locate nonstop cheap flights from Houston Airport to TYS. Simply click on “Nonstop” under “Filter by” once your search results appear. Travel plans not yet fixed? You can also try the “Flexible dates” dropdown menu to compare prices for nearby days. Finding a flight that suits your budget and agenda couldn’t be easier.
What airports do you fly into for Knoxville from Houston?
From Houston, you can fly into Knoxville via McGhee Tyson Airport (TYS), Gatlinburg, TN (GKT-Gatlinburg - Pigeon Forge) and Morristown, TN (MOR-Moore-Murrell). Do some research into which terminal is more convenient for you before making your decision. If you opt for McGhee Tyson Airport (TYS), it’s roughly 12 mi south of the center of the city. Use the dollars you save when booking your trip with Expedia to tour the city’s awesome sights, such as Ijams Nature Center and Knoxville Zoological Gardens.
What are the most popular departure times for flights from IAH to Knoxville Airport?
For United Airlines flights setting off from IAH to McGhee Tyson Airport (TYS), the busiest period is between 10:00 AM - 11:00 AM. If you want to avoid delays, head out in the morning. This way you’re likely to avoid air traffic that accumulates as the day goes by.
Can I change the date of my flight from George Bush Intercontinental Airport (IAH) to Knoxville Airport?
It’s a snap to make amendments to your Houston Airport to TYS trip yourself. Just log in to the Expedia Trips portal and tap “change flight.” Browse around for new flights and lock in the one that works with your new plans. You’ll get an estimate of any flight change costs. You can also find your way to our Customer Service portal to connect with our Virtual Agent and get answers to your questions.
*Available to One Key members.