$46+ Cheap flights from Knoxville (TYS) to Galveston, TX
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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Sep 17 — Sep 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Galveston 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.Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Galveston are usually found in June or December, booked 72 days in advance, depart on a Saturday or Monday and return on a Saturday
Cheap flight deals from Knoxville to Galveston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to GalvestonExplore the most affordable flight options available from Knoxville to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.
Explore the most affordable flight options available from Knoxville to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.
This CheapOair deal was found by Cheapflights users on 8/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:26 pm -
Nonstop2h 20m
Mon 8/3112:10 pm -
Nonstop2h 07m
Deal found 8/14![Allegiant Air logo]()
$75
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:26 pm -
Nonstop2h 20m
Mon 8/243:36 pm -
Nonstop2h 07m
Deal found 8/13![Allegiant Air logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:49 pm -
Nonstop2h 20m
Mon 11/95:09 pm -
Nonstop2h 07m
Deal found 8/14![Allegiant Air logo]()
$105
This Cheapflightsfares deal was found by Cheapflights users on 8/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:22 pm -
Nonstop2h 20m
Mon 9/73:27 pm -
Nonstop2h 07m
Deal found 8/15![Allegiant Air logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:26 pm -
Nonstop2h 20m
Fri 9/46:32 pm -
Nonstop2h 07m
Deal found 8/14![Allegiant Air logo]()
$147
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:50 pm -
1 stop8h 15m
Mon 11/168:50 am -
1 stop5h 40m
Deal found 8/13![Southwest logo]()
$200
Best flights from Knoxville to GalvestonDiscover carefully curated flight deals from Knoxville to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
Discover carefully curated flight deals from Knoxville to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:30 pm -
1 stop6h 30m
Tue 9/2211:20 am -
1 stop7h 35m
Deal found 8/17![Southwest logo]()
$273
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:23 pm -
1 stop5h 40m
Tue 10/136:09 am -
1 stop3h 45m
Deal found 8/15![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:35 pm -
1 stop5h 20m
Sat 9/198:10 am -
1 stop4h 05m
Deal found 8/15![Southwest logo]()
$286
This Delta deal was found by Cheapflights users on 8/18. 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.
Tue 10/1310:29 am -
1 stop4h 38m
Sat 10/245:28 pm -
1 stop3h 54m
Deal found 8/18![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:50 pm -
1 stop5h 15m
Sun 11/157:55 am -
2 stops9h 50m
Deal found 8/14![Southwest logo]()
$291
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:05 am -
2 stops8h 10m
Sun 11/157:55 am -
2 stops9h 50m
Deal found 8/14![Southwest logo]()
$296
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:00 pm -
1 stop6h 15m
Mon 9/217:00 am -
1 stop5h 25m
Deal found 8/17![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:25 pm -
1 stop6h 05m
Sun 11/157:55 am -
2 stops9h 50m
Deal found 8/14![Southwest logo]()
$304
Last-minute flights from Knoxville to GalvestonDiscover last-minute flight deals from Knoxville to Galveston. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Galveston. Data last updated August 18, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:26 pm -
Nonstop2h 20m
Mon 8/243:36 pm -
Nonstop2h 07m
Deal found 8/13![Allegiant Air logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:26 pm -
Nonstop2h 20m
Fri 9/46:32 pm -
Nonstop2h 07m
Deal found 8/14![Allegiant Air logo]()
$147
This CheapOair deal was found by Cheapflights users on 8/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:26 pm -
Nonstop2h 20m
Mon 8/3112:10 pm -
Nonstop2h 07m
Deal found 8/14![Allegiant Air logo]()
$75
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:45 pm -
1 stop6h 00m
Sun 9/68:10 am -
1 stop4h 40m
Deal found 8/13![Southwest logo]()
$236
This Cheapflightsfares deal was found by Cheapflights users on 8/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:22 pm -
Nonstop2h 20m
Mon 9/73:27 pm -
Nonstop2h 07m
Deal found 8/15![Allegiant Air logo]()
$108
One-way flights from Knoxville to GalvestonSearch for one-way flight options from Knoxville to Galveston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
Search for one-way flight options from Knoxville to Galveston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:26 pm -
Nonstop2h 20m
Deal found 8/17![Allegiant Air logo]()
$46
This Super.com deal was found by Cheapflights users on 8/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:22 pm -
Nonstop2h 20m
Deal found 8/15![Allegiant Air logo]()
$56
This CheapOair deal was found by Cheapflights users on 8/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:00 am -
Nonstop2h 20m
Deal found 8/14![Allegiant Air logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:59 pm -
Nonstop2h 20m
Deal found 8/15![Allegiant Air logo]()
$89
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:20 pm -
1 stop8h 05m
Deal found 8/13![Southwest logo]()
$100
This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 12/96:00 am -
1 stop4h 30m
Deal found 8/13![Delta logo]()
$130
This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 10/1412:06 pm -
1 stop5h 27m
Deal found 8/13![Delta logo]()
$135
Find flight deals from Knoxville to Galveston
Keep the following information in mind while searching for Knoxville to Galveston flight deals. Data was last updated August 18, 2026.
Round-trip from | $75 (CheapOair) |
|---|---|
One-way from | $46 (Kiwi.com) |
Popular in | March |
Cheapest in | June |
Average price | $399 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Galveston 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 August 18, 2026.
Use the filters below to find and compare flights from Knoxville to Galveston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Tue 9/15
5:30 pm-11:00 pm
1 stop6h 30m
Houston Hobby
Tue 9/22
11:20 am-7:55 pm
1 stop7h 35m
$273
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Sat 9/12
3:35 pm-7:55 pm
1 stop5h 20m
Houston Hobby
Sat 9/19
8:10 am-1:15 pm
1 stop4h 05m
$286
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Sat 11/14
2:50 pm-7:05 pm
1 stop5h 15m
Houston Hobby
Sun 11/15
7:55 am-6:45 pm
2 stops9h 50m
$291
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Thu 11/12
7:05 am-2:15 pm
2 stops8h 10m
Houston Hobby
Sun 11/15
7:55 am-6:45 pm
2 stops9h 50m
$296
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Tue 10/6
6:23 pm-11:03 pm
1 stop5h 40m
Houston Hobby
Tue 10/13
6:09 am-10:54 am
1 stop3h 45m
$299
Quickest round-trip
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Tue 10/13
10:29 am-2:07 pm
1 stop4h 38m
Houston Hobby
Sat 10/24
5:28 pm-10:22 pm
1 stop3h 54m
$299
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Mon 9/14
1:00 pm-6:15 pm
1 stop6h 15m
Houston Hobby
Mon 9/21
7:00 am-1:25 pm
1 stop5h 25m
$301
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Fri 11/13
7:25 pm-12:30 am
1 stop6h 05m
Houston Hobby
Sun 11/15
7:55 am-6:45 pm
2 stops9h 50m
$304
Cheapest one-way
Quickest one-way
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Fri 8/28
1:26 pm-2:46 pm
Nonstop2h 20m
$46
KnoxvilleHouston
TYS Knoxville McGhee Tyson - HOU Houston Hobby
TYSHOU
Knoxville McGhee Tyson
Wed 10/21
4:20 pm-11:25 pm
1 stop8h 05m
$100
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from Knoxville to Galveston
Have a flexible travel schedule? Discover the best time to fly to Galveston from Knoxville with our price prediction graph.
TYS-HOU
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.
Cheapflights Insights
Everything you need to know about your flight from Knoxville to Galveston
TYS-G4L
TYS-HOU
What is the cheapest time of day to fly from TYS to G4L?
Find hourly flight availability from Knoxville to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Galveston as you normally would.
How much does it cost to fly round-trip from Knoxville to Galveston?
Airfare is below average for this route at the moment.
Knoxville to Galveston flights typically cost between $359 and $399 in August.The cheapest round-trip price found within the last 5 days was $75 on Allegiant Air (Aug 28-Aug 31).
Reviews of airlines servicing Galveston
Get insights into the airlines that provide service to Galveston. 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 Galveston. Reviews last updated August 18, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Knoxville to Galveston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Galveston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Knoxville
Popular flights
Top destinations
Alternative routes for Knoxville to Galveston
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Galveston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Galveston by cabin class
Find flights from Knoxville to Galveston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Galveston flights
Browse other Knoxville and Galveston flight options. Last updated on August 18, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on August 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Knoxville to Galveston flights
Consider these flights traveling from Knoxville to Galveston.
Top 5 airlines flying from Knoxville to Galveston
Discover the top 5 airlines that operate flights from Knoxville to Galveston. 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 August 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$132 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$209 | Average$364 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$323 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$313 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$277 | Average$348 | FlexibilityNo cancel fee | On-time63% |