$33+ Cheap flights from Knoxville to Jacksonville (TYS - JAX)
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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — JAX
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Jacksonville 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.Cheap flight deals from Knoxville to Jacksonville
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Best
Last-minute
One-way
Cheapest flights from Knoxville to JacksonvilleExplore the most affordable flight options available from Knoxville to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
Explore the most affordable flight options available from Knoxville to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Thu 9/103:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$87
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Sun 9/63:02 pm -
Nonstop1h 19m
Deal found 8/17![Allegiant Air logo]()
$88
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:55 pm -
Nonstop1h 22m
Thu 9/33:02 pm -
Nonstop1h 19m
Deal found 8/13![Allegiant Air logo]()
$90
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.
Thu 8/2712:55 pm -
Nonstop1h 22m
Sun 8/303:07 pm -
Nonstop1h 18m
Deal found 8/15![Allegiant Air logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:52 pm -
Nonstop1h 20m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:52 pm -
Nonstop1h 20m
Thu 9/103:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$105
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.
Thu 8/2012:55 pm -
Nonstop1h 22m
Sun 8/233:07 pm -
Nonstop1h 18m
Deal found 8/17![Allegiant Air logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:55 pm -
1 stop21h 30m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Thu 9/103:00 pm -
1 stop19h 04m
Deal found 8/16![Multiple Airlines logo]()
$159
Best flights from Knoxville to JacksonvilleDiscover carefully curated flight deals from Knoxville to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Knoxville to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:21 pm -
1 stop15h 04m
Sun 9/203:29 pm -
Nonstop1h 19m
Deal found 8/14![Multiple Airlines logo]()
$178
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:05 am -
2 stops8h 40m
Tue 9/221:40 pm -
1 stop6h 15m
Deal found 8/16![Southwest logo]()
$248
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.
Fri 9/115:40 am -
1 stop3h 58m
Fri 9/186:59 pm -
1 stop4h 56m
Deal found 8/18![Delta logo]()
$330
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:06 pm -
1 stop4h 24m
Thu 10/85:08 am -
1 stop3h 24m
Deal found 8/13![American Airlines logo]()
$407
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:55 pm -
1 stop21h 30m
Tue 9/88:44 pm -
1 stop13h 20m
Deal found 8/14![Multiple Airlines logo]()
$234
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.
Fri 10/301:50 pm -
2 stops9h 50m
Sun 11/15:20 am -
2 stops6h 50m
Deal found 8/15![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:10 am -
2 stops9h 55m
Mon 9/215:50 am -
2 stops7h 35m
Deal found 8/16![Southwest logo]()
$377
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 8/277:10 am -
2 stops9h 55m
Thu 9/37:25 am -
2 stops9h 45m
Deal found 8/13![Southwest logo]()
$427
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.
Sat 9/56:50 am -
2 stops8h 40m
Tue 9/86:15 am -
2 stops12h 45m
Deal found 8/17![Southwest logo]()
$452
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.
Fri 9/48:25 am -
1 stop6h 50m
Mon 9/75:50 am -
2 stops6h 30m
Deal found 8/15![Southwest logo]()
$521
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 9/112:05 pm -
2 stops7h 45m
Fri 9/187:25 am -
2 stops9h 45m
Deal found 8/14![Southwest logo]()
$557
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 8/211:00 pm -
2 stops8h 05m
Fri 8/285:50 am -
2 stops7h 35m
Deal found 8/14![Southwest logo]()
$587
Last-minute flights from Knoxville to JacksonvilleDiscover last-minute flight deals from Knoxville to Jacksonville. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Jacksonville. Data last updated August 19, 2026 and is based on user searches.
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.
Thu 8/2012:55 pm -
Nonstop1h 22m
Sun 8/233:07 pm -
Nonstop1h 18m
Deal found 8/17![Allegiant Air logo]()
$114
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:55 pm -
Nonstop1h 22m
Thu 9/33:02 pm -
Nonstop1h 19m
Deal found 8/13![Allegiant Air logo]()
$90
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.
Thu 8/2712:55 pm -
Nonstop1h 22m
Sun 8/303:07 pm -
Nonstop1h 18m
Deal found 8/15![Allegiant Air logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Thu 9/103:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$87
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Sun 9/63:02 pm -
Nonstop1h 19m
Deal found 8/17![Allegiant Air logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:52 pm -
Nonstop1h 20m
Thu 9/103:00 pm -
1 stop19h 04m
Deal found 8/16![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:55 pm -
1 stop21h 30m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:52 pm -
Nonstop1h 20m
Sun 9/133:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:52 pm -
Nonstop1h 20m
Thu 9/103:29 pm -
Nonstop1h 19m
Deal found 8/16![Allegiant Air logo]()
$105
One-way flights from Knoxville to JacksonvilleSearch for one-way flight options from Knoxville to Jacksonville. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Knoxville to Jacksonville. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Jetabroad deal was found by Cheapflights users on 8/16. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:19 pm -
Nonstop1h 20m
Deal found 8/16![Allegiant Air logo]()
$33
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:19 pm -
Nonstop1h 20m
Deal found 8/14![Allegiant Air logo]()
$38
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:55 pm -
Nonstop1h 22m
Deal found 8/14![Allegiant Air logo]()
$48
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.
Sun 9/201:19 pm -
Nonstop1h 20m
Deal found 8/17![Allegiant Air logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:21 pm -
1 stop15h 04m
Deal found 8/16![Multiple Airlines logo]()
$113
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 9/181:54 pm -
2 stops29h 07m
Deal found 8/17![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:40 pm -
1 stop16h 00m
Deal found 8/16![Multiple Airlines logo]()
$121
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:15 am -
1 stop5h 49m
Deal found 8/15![American Airlines logo]()
$122
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:52 pm -
1 stop23h 34m
Deal found 8/14![Multiple Airlines logo]()
$124
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.
Tue 9/158:05 am -
2 stops11h 40m
Deal found 8/15![Southwest logo]()
$127
Find flight deals from Knoxville to Jacksonville
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Jacksonville (JAX). 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 August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $85 (Kiwi.com) |
One-way from | $33 (Jetabroad) |
Popular in | March |
Cheapest in | July |
Average price | $118 |
Good round-trip deal | $66 or less |
Good one-way deal | $42 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Jacksonville 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 19, 2026.
Use the filters below to find and compare flights from Knoxville to Jacksonville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Thu 9/17
5:21 pm-8:25 am
1 stop15h 04m
Jacksonville
Sun 9/20
3:29 pm-4:48 pm
Nonstop1h 19m
$178
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Sat 9/5
6:55 pm-4:25 pm
1 stop21h 30m
Jacksonville
Tue 9/8
8:44 pm-10:04 am
1 stop13h 20m
$234
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Tue 9/15
8:05 am-4:45 pm
2 stops8h 40m
Jacksonville
Tue 9/22
1:40 pm-7:55 pm
1 stop6h 15m
$248
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Fri 9/11
5:40 am-9:38 am
1 stop3h 58m
Jacksonville
Fri 9/18
6:59 pm-11:55 pm
1 stop4h 56m
$330
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Fri 10/30
1:50 pm-11:40 pm
2 stops9h 50m
Jacksonville
Sun 11/1
5:20 am-12:10 pm
2 stops6h 50m
$339
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Fri 9/18
7:10 am-5:05 pm
2 stops9h 55m
Jacksonville
Mon 9/21
5:50 am-1:25 pm
2 stops7h 35m
$377
Quickest round-trip
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Sat 10/3
6:06 pm-10:30 pm
1 stop4h 24m
Jacksonville
Thu 10/8
5:08 am-8:32 am
1 stop3h 24m
$407
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Thu 8/27
7:10 am-5:05 pm
2 stops9h 55m
Jacksonville
Thu 9/3
7:25 am-5:10 pm
2 stops9h 45m
$427
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Sat 9/5
6:50 am-3:30 pm
2 stops8h 40m
Jacksonville
Tue 9/8
6:15 am-7:00 pm
2 stops12h 45m
$452
KnoxvilleJacksonville
TYS Knoxville McGhee Tyson - JAX Jacksonville
TYSJAX
Knoxville McGhee Tyson
Fri 9/4
8:25 am-3:15 pm
1 stop6h 50m
Jacksonville
Mon 9/7
5:50 am-12:20 pm
2 stops6h 30m
$521
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Jacksonville
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 Jacksonville in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Knoxville-Jacksonville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Jacksonville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Jacksonville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Jacksonville 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-Jacksonville 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 Jacksonville
Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Knoxville with our price prediction graph.
TYS-JAX
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 Jacksonville
What is the cheapest month to book a flight from Knoxville to Jacksonville?
Currently, July is the cheapest month in which you can book a flight from Knoxville to Jacksonville (average of $80). Flying from Knoxville to Jacksonville in March is currently the most expensive (average of $574). 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 JAX?
Find hourly flight availability from Knoxville to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 19, 2026.
A simple way to save on the total cost of your ticket is to fly from Knoxville to Jacksonville in the morning. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight at noon.
Reviews of airlines servicing Jacksonville
Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated August 19, 2026.
Peruse reviews from past customers who have flown with Delta,Allegiant Air, andAmerican Airlines from Knoxville to Jacksonville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Jacksonville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Jacksonville if you plan to visit one of these locationsJacksonville Beach
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Top 3 airlines flying from Knoxville to Jacksonville
Discover the top 3 airlines that operate flights from Knoxville to Jacksonville. 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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$94 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$163 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$411 | FlexibilityNo cancel fee | On-time71% |