$149+ Cheap flights from Knoxville to Harrisburg (TYS - MDT)
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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MDT
Jun 5 — Jun 121
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Harrisburg 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 Harrisburg
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Best
Last-minute
One-way
Cheapest flights from Knoxville to HarrisburgExplore the most affordable flight options available from Knoxville to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
Explore the most affordable flight options available from Knoxville to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 8/78:35 am
TYS
- MDT
1 stop9h 48m
Allegiant Air
Sun 8/99:12 pm
MDT
- TYS
1 stop23h 06m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$281
This Delta deal was found by Cheapflights users on 5/6. 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.
Sun 8/25:40 am
TYS
- MDT
1 stop5h 30m
Delta
Sun 8/166:24 pm
MDT
- TYS
1 stop5h 28m
Delta
Deal found 5/6![Delta logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 7/127:15 am
TYS
- MDT
1 stop9h 53m
Allegiant Air
Mon 7/139:08 pm
MDT
- TYS
1 stop13h 33m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$332
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 6/57:59 pm
TYS
- MDT
1 stop4h 27m
American Airlines
Sun 6/146:34 am
MDT
- TYS
1 stop6h 39m
American Airlines
Deal found 5/5![American Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/71:01 pm
TYS
- MDT
1 stop20h 22m
Allegiant Air
Sun 6/148:50 pm
MDT
- TYS
1 stop24h 23m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 5/157:30 am
TYS
- MDT
1 stop9h 56m
Allegiant Air
Sun 5/177:20 pm
MDT
- TYS
1 stop17h 33m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/187:15 am
TYS
- MDT
1 stop9h 53m
Multiple Airlines
Sun 6/214:00 pm
MDT
- TYS
2 stops31h 38m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/197:00 am
TYS
- MDT
2 stops6h 55m
United Airlines
Sat 5/237:59 pm
MDT
- TYS
1 stop3h 55m
United Airlines
Deal found 5/4![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 5/5. 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.
Mon 5/257:51 am
TYS
- MDT
1 stop4h 06m
Delta
Tue 5/266:00 am
MDT
- TYS
1 stop5h 09m
Delta
Deal found 5/5![Delta logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/187:30 am
TYS
- MDT
1 stop9h 56m
Allegiant Air
Wed 5/205:36 pm
MDT
- TYS
1 stop18h 50m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$448
Best flights from Knoxville to HarrisburgDiscover carefully curated flight deals from Knoxville to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
Discover carefully curated flight deals from Knoxville to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 8/78:35 am
TYS
- MDT
1 stop9h 48m
Allegiant Air
Sun 8/99:12 pm
MDT
- TYS
1 stop23h 06m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$281
This Delta deal was found by Cheapflights users on 5/6. 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.
Sun 8/25:40 am
TYS
- MDT
1 stop5h 30m
Delta
Sun 8/166:24 pm
MDT
- TYS
1 stop5h 28m
Delta
Deal found 5/6![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/197:00 am
TYS
- MDT
2 stops6h 55m
United Airlines
Sat 5/237:59 pm
MDT
- TYS
1 stop3h 55m
United Airlines
Deal found 5/4![United Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/75:53 pm
TYS
- MDT
1 stop15h 30m
Multiple Airlines
Sun 6/144:00 pm
MDT
- TYS
2 stops31h 34m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/187:30 am
TYS
- MDT
1 stop9h 56m
Allegiant Air
Wed 5/205:36 pm
MDT
- TYS
1 stop18h 50m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$448
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Fri 6/57:19 pm
TYS
- MDT
1 stop4h 11m
United Airlines
Sun 6/146:15 am
MDT
- TYS
1 stop4h 27m
United Airlines
Deal found 5/3![United Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 5/2. 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.
Sun 6/73:59 pm
TYS
- MDT
1 stop7h 11m
Delta
Sun 6/146:04 am
MDT
- TYS
1 stop5h 05m
Delta
Deal found 5/2![Delta logo]()
$526
Last-minute flights from Knoxville to HarrisburgDiscover last-minute flight deals from Knoxville to Harrisburg. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Harrisburg. Data last updated May 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 5/157:30 am
TYS
- MDT
1 stop9h 56m
Allegiant Air
Sun 5/177:20 pm
MDT
- TYS
1 stop17h 33m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/187:30 am
TYS
- MDT
1 stop9h 56m
Allegiant Air
Wed 5/205:36 pm
MDT
- TYS
1 stop18h 50m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$448
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/197:00 am
TYS
- MDT
2 stops6h 55m
United Airlines
Sat 5/237:59 pm
MDT
- TYS
1 stop3h 55m
United Airlines
Deal found 5/4![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 5/5. 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.
Mon 5/257:51 am
TYS
- MDT
1 stop4h 06m
Delta
Tue 5/266:00 am
MDT
- TYS
1 stop5h 09m
Delta
Deal found 5/5![Delta logo]()
$427
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 6/57:59 pm
TYS
- MDT
1 stop4h 27m
American Airlines
Sun 6/146:34 am
MDT
- TYS
1 stop6h 39m
American Airlines
Deal found 5/5![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Fri 6/57:19 pm
TYS
- MDT
1 stop4h 11m
United Airlines
Sun 6/146:15 am
MDT
- TYS
1 stop4h 27m
United Airlines
Deal found 5/3![United Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/71:01 pm
TYS
- MDT
1 stop20h 22m
Allegiant Air
Sun 6/148:50 pm
MDT
- TYS
1 stop24h 23m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/75:53 pm
TYS
- MDT
1 stop15h 30m
Multiple Airlines
Sun 6/144:00 pm
MDT
- TYS
2 stops31h 34m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/187:15 am
TYS
- MDT
1 stop9h 53m
Multiple Airlines
Sun 6/214:00 pm
MDT
- TYS
2 stops31h 38m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/187:15 am
TYS
- MDT
1 stop9h 53m
Allegiant Air
Sun 6/218:50 pm
MDT
- TYS
1 stop24h 23m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$464
One-way flights from Knoxville to HarrisburgSearch for one-way flight options from Knoxville to Harrisburg. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
Search for one-way flight options from Knoxville to Harrisburg. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/149:40 pm
TYS
- MDT
1 stop19h 46m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/217:15 am
TYS
- MDT
1 stop9h 52m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$150
This Delta deal was found by Cheapflights users on 5/6. 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 7/17:15 am
TYS
- MDT
1 stop4h 27m
Delta
Deal found 5/6![Delta logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/2510:03 pm
TYS
- MDT
1 stop13h 26m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/211:03 pm
TYS
- MDT
2 stops27h 36m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 5/6. 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 5/123:58 pm
TYS
- MDT
1 stop5h 28m
American Airlines
Deal found 5/6![American Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Fri 6/56:00 am
TYS
- MDT
2 stops7h 50m
United Airlines
Deal found 5/4![United Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Tue 5/123:48 pm
TYS
- MDT
3 stops41h 56m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$437
Find flight deals from Knoxville to Harrisburg
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Harrisburg (MDT). 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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $281 (Kiwi.com) |
One-way from | $149 (Kiwi.com) |
Popular in | August |
Cheapest in | December |
Average price | $353 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Harrisburg 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 May 6, 2026.
Use the filters below to find and compare flights from Knoxville to Harrisburg that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Fri 8/7
8:35 am-6:23 pm
1 stop9h 48m
Harrisburg
Sun 8/9
9:12 pm-8:18 pm
1 stop23h 06m
$281
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Sun 8/2
5:40 am-11:10 am
1 stop5h 30m
Harrisburg
Sun 8/16
6:24 pm-11:52 pm
1 stop5h 28m
$289
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Tue 5/19
7:00 am-1:55 pm
2 stops6h 55m
Harrisburg
Sat 5/23
7:59 pm-11:54 pm
1 stop3h 55m
$424
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Mon 5/18
7:30 am-5:26 pm
1 stop9h 56m
Harrisburg
Wed 5/20
5:36 pm-12:26 pm
1 stop18h 50m
$448
Quickest round-trip
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Fri 6/5
7:19 pm-11:30 pm
1 stop4h 11m
Harrisburg
Sun 6/14
6:15 am-10:42 am
1 stop4h 27m
$462
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Sun 6/7
5:53 pm-9:23 am
1 stop15h 30m
Harrisburg
Sun 6/14
4:00 pm-11:34 pm
2 stops31h 34m
$514
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Sun 6/7
3:59 pm-11:10 pm
1 stop7h 11m
Harrisburg
Sun 6/14
6:04 am-11:09 am
1 stop5h 05m
$526
Cheapest one-way
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Thu 5/21
7:15 am-5:07 pm
1 stop9h 52m
$150
Quickest one-way
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Wed 7/1
7:15 am-11:42 am
1 stop4h 27m
$179
KnoxvilleHarrisburg
TYS - MDT
TYSMDT
Knoxville McGhee Tyson
Fri 6/5
5:59 pm-11:51 pm
1 stop5h 52m
$179
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Harrisburg
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 Harrisburg in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Knoxville-Harrisburg flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Harrisburg flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Harrisburg flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Harrisburg 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-Harrisburg 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 Harrisburg
Have a flexible travel schedule? Discover the best time to fly to Harrisburg from Knoxville with our price prediction graph.
TYS-MDT
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 Harrisburg
What is the cheapest month to book a flight from Knoxville to Harrisburg?
Currently, December is the cheapest month in which you can book a flight from Knoxville to Harrisburg (average of $321). Flying from Knoxville to Harrisburg in August is currently the most expensive (average of $674). 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.
How much does it cost to fly round-trip from Knoxville to Harrisburg?
Reviews of airlines servicing Harrisburg
Get insights into the airlines that provide service to Harrisburg. 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 Harrisburg. Reviews last updated May 6, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Knoxville to Harrisburg. 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.
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Overall
7.9
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 Harrisburg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Harrisburg?
Book flights to Harrisburg if you plan to visit one of these locationsMechanicsburg
Hershey
Camp Hill
Carlisle
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Knoxville and Harrisburg flights
Browse other Knoxville and Harrisburg flight options. Last updated on May 6, 2026.
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Top 3 airlines flying from Knoxville to Harrisburg
Discover the top 3 airlines that operate flights from Knoxville to Harrisburg. 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 May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$466 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$233 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$496 | FlexibilityNo cancel fee | On-time69% |