Cheap Flights from Houston Hobby to Knoxville from $158

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Flight deals from Houston Hobby to Knoxville

Looking for a cheap last-minute deal or the best return flight from Houston Hobby Airport to Knoxville Airport? If you want to travel next month, return fares start from $342. Find the lowest prices on one-way and return tickets right here.

Knoxville.$158 per passenger.Departing Mon, 19 Oct, returning Fri, 30 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Mon, 19 Oct, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Fri, 30 Oct, arriving in Houston Hobby.Price includes taxes and charges.From $158, select.

Knoxville.$177 per passenger.Departing Mon, 28 Sep, returning Fri, 2 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Mon, 28 Sep, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Fri, 2 Oct, arriving in Houston Hobby.Price includes taxes and charges.From $177, select.

Knoxville.$178 per passenger.Departing Fri, 6 Nov, returning Mon, 16 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Fri, 6 Nov, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Mon, 16 Nov, arriving in Houston Hobby.Price includes taxes and charges.From $178, select.

Knoxville.$190 per passenger.Departing Mon, 26 Oct, returning Mon, 16 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Mon, 26 Oct, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Mon, 16 Nov, arriving in Houston Hobby.Price includes taxes and charges.From $190, select.

Knoxville.$342 per passenger.Departing Fri, 4 Sep, returning Fri, 25 Sep.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Fri, 4 Sep, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Fri, 25 Sep, arriving in Houston Hobby.Price includes taxes and charges.From $342, select.

Knoxville.$346 per passenger.Departing Fri, 28 Aug, returning Mon, 31 Aug.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Fri, 28 Aug, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Mon, 31 Aug, arriving in Houston Hobby.Price includes taxes and charges.From $346, select.

Knoxville.$457 per passenger.Departing Sat, 12 Dec, returning Mon, 14 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Sat, 12 Dec, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Mon, 14 Dec, arriving in Houston Hobby.Price includes taxes and charges.From $457, select.

Knoxville.$483 per passenger.Departing Fri, 26 Feb, returning Mon, 1 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Fri, 26 Feb, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Mon, 1 Mar, arriving in Houston Hobby.Price includes taxes and charges.From $483, select.

Knoxville.$504 per passenger.Departing Fri, 15 Jan, returning Mon, 18 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Fri, 15 Jan, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Mon, 18 Jan, arriving in Houston Hobby.Price includes taxes and charges.From $504, select.

Knoxville.$510 per passenger.Departing Thu, 31 Dec, returning Mon, 4 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Thu, 31 Dec, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Mon, 4 Jan, arriving in Houston Hobby.Price includes taxes and charges.From $510, select.

Knoxville.$536 per passenger.Departing Mon, 31 Aug, returning Mon, 7 Sep.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Mon, 31 Aug, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Mon, 7 Sep, arriving in Houston Hobby.Price includes taxes and charges.From $536, select.

Knoxville.$626 per passenger.Departing Tue, 8 Sep, returning Thu, 24 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Tue, 8 Sep, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Thu, 24 Dec, arriving in Houston Hobby.Price includes taxes and charges.From $626, select.

Knoxville.$634 per passenger.Departing Mon, 15 Mar, returning Fri, 19 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Houston Hobby on Mon, 15 Mar, arriving in Knoxville.Inbound indirect flight with Southwest Airlines, departs from Knoxville on Fri, 19 Mar, arriving in Houston Hobby.Price includes taxes and charges.From $634, select.

Knoxville.$652 per passenger.Departing Sat, 5 Jun, returning Sat, 12 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Houston Hobby on Sat, 5 Jun, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Sat, 12 Jun, arriving in Houston Hobby.Price includes taxes and charges.From $652, select.

Knoxville.$792 per passenger.Departing Sat, 19 Dec, returning Sat, 26 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Houston Hobby on Sat, 19 Dec, arriving in Knoxville.Inbound direct flight with Allegiant Air departs from Knoxville on Sat, 26 Dec, arriving in Houston Hobby.Price includes taxes and charges.From $792, select.

Knoxville.$942 per passenger.Departing Mon, 17 May, returning Fri, 21 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Houston Hobby on Mon, 17 May, arriving in Knoxville.Inbound indirect flight with Delta, departs from Knoxville on Fri, 21 May, arriving in Houston Hobby.Price includes taxes and charges.From $942, select.

Find the cheapest month to fly from Houston Hobby to Knoxville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston Hobby to Knoxville flights are currently cheapest in October.

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Direct flights from Houston Hobby to Knoxville

Houston Hobby to Knoxville: Alternative routes

Compare routes from Houston Hobby to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

Knoxville

18km from central Knoxville

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from $158

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Houston to Knoxville: Flight information

The things to know before you go.

Cheapest flight found	$158
Cheapest month to fly	October
Average flight time	2 hrs, 5 mins
Most popular airline	Allegiant Air
Average flights per week	2

Finding cheap flights from Houston Hobby to Knoxville: Frequently asked questions

How much are return flights from Houston Hobby to Knoxville?

The best price we found for a return flight from Houston Hobby to Knoxville is $158. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Houston Hobby to Knoxville?

2 hours and 5 minutes is the average flight time from Houston Hobby to Knoxville.

Which airlines fly direct from Houston Hobby to Knoxville?

Allegiant Air flies direct from Houston Hobby to Knoxville.

How many flights are there a week from Houston Hobby to Knoxville?

As of August 2026, there are 2 flights per week flying from Houston Hobby to Knoxville.

When is the cheapest time to fly from Houston Hobby to Knoxville?

The cheapest month to fly from Houston Hobby to Knoxville is usually October.

Which upcoming date is cheapest to fly from Houston Hobby Airport to Knoxville Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston Hobby Airport to Knoxville Airport on Monday, 19 October 2026.

Can I get a direct flight from Houston Hobby Airport to Knoxville Airport?

Yes – the average flight time is 2 hours and 5 minutes.

How can I find the best flight deal to Knoxville?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Knoxville?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Houston Hobby Airport to Knoxville with?

Currently, Allegiant Air offers the cheapest flight tickets to Knoxville.

Flying from Houston Hobby Airport (HOU) to Knoxville Airport (TYS): what you need to know

The average time for a direct flight from Houston Hobby Airport to Knoxville Airport is 2 hours 5 minutes.
To ensure you catch your HOU to TYS flight, leave enough time to navigate the airport and find your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.
Be prepared for longer queues in popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.
Allegiant Air is your ticket to exploring Knoxville (and maybe even some other exciting corners of the United States!). Check out the direct flights from Houston Hobby Airport to Knoxville Airport offered by this carrier.
Allegiant Air has the highest passenger demand on this route.
The most punctual carrier operating HOU to TYS flights is Allegiant Air. Its services arrive as planned 74.07% of the time.
If you'd like to break up your flight, just uncheck 'Direct flights only' when searching for your ticket from Houston Hobby Airport to Knoxville Airport. These are the top stopovers between HOU and TYS:
- Atlanta Hartsfield-Jackson Airport
- Dallas Fort Worth International Airport
- Destin-Ft Walton Beach Airport

How to find the cheapest flights from Houston Hobby Airport (HOU) to Knoxville Airport (TYS)

Right now, $74 is the lowest price we've seen for a one-way Houston Hobby Airport to Knoxville Airport flight. The best price for a return plane ticket is $158. Remember that fares could change due to demand at the time of booking.
To find cheap tickets from HOU to TYS, book as early as you can. Airlines usually offer the most competitive fares when flights are first released.
May is the cheapest month for flights from Houston Hobby Airport to Knoxville Airport. If you need to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares for each month.
You don't need to check back in every day to see if fares have dropped when you create a Price Alert. We'll send you an update as soon as a special offer becomes available on cheap flights from HOU to TYS.
Select your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Houston Hobby Airport to Knoxville Airport.

Handy information about Houston Hobby Airport (HOU)

The address for HOU is 7800 Airport Boulevard.
Of the departures from Houston Hobby Airport, 79% arrive as scheduled at their destination.
Houston Hobby Airport is around 19 kilometres from central Houston. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.
Expect a journey time of around 50 minutes on public transport.
Taking an early flight from Houston Hobby Airport to Knoxville Airport? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by picking one of these hotels close to HOU:

Arriving at Knoxville Airport (TYS)

Consider booking a hotel near TYS if you're taking a late Houston Hobby Airport to Knoxville Airport flight. Choose one of these accommodation options and make your arrival easier:
Travel at your own pace with a Knoxville Airport rental car. Pick up a set of wheels from Budget, Alamo or Avis and chase adventure across Knoxville and beyond.
To get the best deal, reserve your vehicle from Knoxville Airport around three weeks before you set off.

Getting from Knoxville Airport (TYS) to central Knoxville

TYS is located at 2055 Alcoa Highway.
Knoxville Airport is roughly 24 kilometres from the centre of Knoxville. The drive time takes about 25 minutes.
If you're using public transport, expect a journey time of about 50 minutes.

When to fly to Knoxville Airport (TYS)

The quietest month for a flight from Houston Hobby Airport to Knoxville Airport is March, while October is the most popular. Choose the ideal time to go to Knoxville based on whether you prefer a more relaxed vibe or a faster pace.
When reserving your flight from Houston Hobby Airport to Knoxville Airport, consider the kind of weather you like. July is the warmest month in Knoxville, with temperatures ranging from 17ºC to 32ºC.
For cooler conditions, search for a cheap ticket from HOU to TYS in January. Average temperatures are between -6ºC and 11ºC then.

Explore more of the United States

Columbus is just one of the many cities in the United States waiting to be explored once you've seen Knoxville. Around 451 kilometres away to the north, top sights here include Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.
If you're interested in discovering another major destination in the United States, head for Indianapolis, about 467 kilometres north-west of Knoxville. Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis are the start of reasons to visit.