HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$55+ Cheap flights from Knoxville (TYS) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — IAH
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to George Bush Intcntl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Knoxville McGhee Tyson to Houston George Bush Intcntl are usually found in May or September, booked 17 days in advance, depart on a Wednesday or Friday and return on a Friday

Cheap flight deals from Knoxville to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$75
(Frontier)

Popular in

October

Cheapest in

May

Average price

$338
Provider with most accurate pricing for Knoxville McGhee Tyson-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Houston George Bush Intcntl flights.
Search Deals
From Knoxville McGhee Tyson to Houston George Bush Intcntl
Search Deals
One-way flight from Knoxville McGhee Tyson to Houston George Bush Intcntl
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find flight deals from Knoxville to George Bush Intcntl

Cheapest flights from Knoxville to George Bush Intcntl
Explore the most affordable flight options available from Knoxville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/124:55 pmTYS - IAH
Nonstop2h 45mUnited Airlines
Mon 2/178:13 pmIAH - TYS
Nonstop2h 17mUnited Airlines
Deal found 1/15$209
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2711:52 amTYS - IAH
1 stop7h 35mDelta
Wed 3/56:00 amIAH - TYS
1 stop4h 23mDelta
Deal found 1/16$229
This Frontier deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/304:19 pmTYS - IAH
1 stop8h 15mFrontier
Thu 2/65:35 amIAH - TYS
1 stop8h 44mFrontier
Deal found 1/16$250
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:06 amTYS - IAH
1 stop4h 31mAmerican Airlines
Sun 5/116:35 pmIAH - TYS
1 stop4h 08mAmerican Airlines
Deal found 1/16$259
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/279:15 amTYS - IAH
2 stops13h 13mMultiple Airlines
Fri 1/318:00 pmIAH - TYS
2 stops19h 25mMultiple Airlines
Deal found 1/16$302

Find flights from Knoxville to George Bush Intcntl within your budget

Customize your flight search to find flights from Knoxville to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 5/8

5:08 pm-11:43 pm

1 stop7h 35m

Houston George Bush Intcntl

Sun 5/11

6:00 am-4:08 pm

1 stop9h 08m

$160

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Wed 2/12

4:55 pm-6:40 pm

Nonstop2h 45m

Houston George Bush Intcntl

Mon 2/17

8:13 pm-11:30 pm

Nonstop2h 17m

$209

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Fri 2/7

6:37 pm-10:20 pm

1 stop4h 43m

Houston George Bush Intcntl

Sun 2/9

6:16 pm-12:25 am

1 stop5h 09m

$229

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 1/30

5:56 pm-12:15 am

1 stop7h 19m

Houston George Bush Intcntl

Mon 2/3

1:50 pm-8:09 am

2 stops17h 19m

$263

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Wed 3/26

7:23 pm-11:59 pm

1 stop5h 36m

Houston George Bush Intcntl

Sun 3/30

6:00 am-11:13 am

1 stop4h 13m

$354

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 2/6

4:19 pm-11:34 pm

1 stop8h 15m

$55

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 4/10

7:15 am-10:23 pm

2 stops16h 08m

$167

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 2/6

4:55 pm-6:40 pm

Nonstop2h 45m

$224

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Wed 2/19

5:00 pm-9:14 pm

1 stop5h 14m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Compare providers for flights from Knoxville to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to George Bush Intcntl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Knoxville to George Bush Intcntl

Get recent, data-driven insights about flights from Knoxville to George Bush Intcntl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Knoxville to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to George Bush Intcntl. Price data was last updated on January 10, 2025.

To ensure you get the cheapest price possible for a flight from Knoxville to Houston George Bush Intcntl Airport, you should look to book at least 17 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Knoxville to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Knoxville to Houston George Bush Intcntl Airport (average of $241). Flying from Knoxville to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to IAH?

Find hourly flight availability from Knoxville to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

It’s typically best to fly out from Knoxville to Houston George Bush Intcntl Airport in the evening. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Knoxville to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to George Bush Intcntl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Knoxville to Houston George Bush Intcntl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Knoxville to Houston George Bush Intcntl Airport

Explore weekly flight availability from Knoxville to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 17, 2025.

The most flights from TYS to IAH are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated January 17, 2025.
To help decide which airline to fly from Knoxville to Houston, see what other customers have to say about Frontier, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.1
Okay
3,435 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Knoxville to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Houston George Bush Intcntl?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Houston George Bush Intcntl. 3 airlines have flights from McGhee Tyson to Houston George Bush Intcntl on a regular basis. Booking flights from Knoxville McGhee Tyson to Houston George Bush Intcntl should not be difficult; the airport handles an average of 7 outbound flights to Houston George Bush Intcntl per day.

  • What are the cheapest airlines flying from Knoxville to Houston George Bush Intcntl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Houston George Bush Intcntl Airport, with prices starting at $209. Additional round-trip tickets that might be worth considering are offered by Delta and Frontier, with the lowest prices starting at $229 and $250, respectively. These flights start at 41% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Knoxville to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $75 on Frontier. Other airlines that offer cheap prices include United Airlines from $224 and Delta from $234 one-way.

  • What are the most reliable airlines from Knoxville to Houston George Bush Intcntl Airport?

    Before booking your flight to Houston George Bush Intcntl Airport from Knoxville, check out the most reliable airlines to get you to your destination on time: Air New Zealand (82%), CommutAir (80%), United Airlines( 80%).

  • What are the cheapest flights from Knoxville to Houston George Bush Intcntl Airport?

    While on average a flight from Knoxville to Houston George Bush Intcntl Airport is generally $506, our data shows the cheapest flight currently is $191. When looking at the most popular route, (Knoxville McGhee Tyson - Houston George Bush Intcntl), you can expect to pay $209 for that flight.

  • Can I find deals for flights from Knoxville to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Knoxville to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to George Bush Intcntl.

  • Can I find deals for business class flights from Knoxville to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Knoxville to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to Houston George Bush Intcntl Airport (average of $241). Flying from Knoxville to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Spring
Humble
Jersey Village
The Woodlands
Conroe
Tomball
Montgomery
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Knoxville to George Bush Intcntl

Discover the top 3 airlines that operate flights from Knoxville to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$204Average$294FlexibilityNo cancel feeOn-time71%
DeltaCheapest$207Average$248FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$237Average$368FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.