$130+ Cheap flights from Knoxville to Pittsburgh (TYS - PIT)
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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PIT
Jul 23 — Jul 301
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Pittsburgh with Cheapflights
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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
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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 Pittsburgh
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Best
Last-minute
One-way
Cheapest flights from Knoxville to PittsburghExplore the most affordable flight options available from Knoxville to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2026.
Explore the most affordable flight options available from Knoxville to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/247:30 am
TYS
- PIT
1 stop14h 34m
Multiple Airlines
Sun 7/267:49 pm
PIT
- TYS
1 stop26h 11m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 6/22. 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
TYS
- PIT
1 stop6h 17m
Multiple Airlines
Thu 9/1010:26 am
PIT
- TYS
1 stop6h 22m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Wed 9/210:54 am
TYS
- PIT
1 stop25h 44m
Multiple Airlines
Thu 9/1010:26 am
PIT
- TYS
1 stop6h 22m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/2012:53 pm
TYS
- PIT
2 stops18h 52m
Multiple Airlines
Mon 7/276:00 am
PIT
- TYS
1 stop16h 00m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/1712:53 pm
TYS
- PIT
2 stops25h 29m
Multiple Airlines
Fri 7/246:00 am
PIT
- TYS
1 stop16h 00m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 9/53:51 pm
TYS
- PIT
1 stop20h 47m
Multiple Airlines
Thu 9/1010:26 am
PIT
- TYS
1 stop6h 22m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 6/22. 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 9/16:12 pm
TYS
- PIT
1 stop6h 24m
Delta
Tue 9/88:00 am
PIT
- TYS
1 stop6h 40m
Delta
Deal found 6/22![Delta logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
Wed 7/152:23 pm
TYS
- PIT
1 stop20h 53m
Allegiant Air
Fri 7/176:00 am
PIT
- TYS
1 stop16h 00m
Allegiant Air
Deal found 6/20![Allegiant Air logo]()
$274
Best flights from Knoxville to PittsburghDiscover carefully curated flight deals from Knoxville to Pittsburgh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
Discover carefully curated flight deals from Knoxville to Pittsburgh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/247:30 am
TYS
- PIT
1 stop14h 34m
Multiple Airlines
Sun 7/267:49 pm
PIT
- TYS
1 stop26h 11m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:50 am
TYS
- PIT
1 stop3h 40m
Southwest
Tue 10/204:20 pm
PIT
- TYS
1 stop4h 55m
Southwest
Deal found 6/18![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 6/22. 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 9/27:30 am
TYS
- PIT
1 stop5h 22m
Delta
Fri 9/118:00 am
PIT
- TYS
1 stop6h 40m
Delta
Deal found 6/22![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:45 am
TYS
- PIT
1 stop3h 55m
United Airlines
Fri 8/77:59 pm
PIT
- TYS
1 stop3h 55m
United Airlines
Deal found 6/18![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 6/21. 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 8/75:40 am
TYS
- PIT
1 stop3h 25m
Delta
Mon 8/105:50 am
PIT
- TYS
1 stop5h 21m
Delta
Deal found 6/21![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 6/21. 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 8/287:10 am
TYS
- PIT
2 stops9h 55m
Southwest
Mon 8/316:10 am
PIT
- TYS
1 stop6h 10m
Southwest
Deal found 6/21![Southwest logo]()
$318
This United Airlines deal was found by Cheapflights users on 6/22. 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 8/253:40 pm
TYS
- PIT
1 stop8h 19m
United Airlines
Wed 8/262:11 pm
PIT
- TYS
1 stop6h 42m
United Airlines
Deal found 6/22![United Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 6/21. 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 8/147:41 pm
TYS
- PIT
1 stop4h 55m
Delta
Sun 8/166:35 am
PIT
- TYS
1 stop3h 45m
Delta
Deal found 6/21![Delta logo]()
$337
Last-minute flights from Knoxville to PittsburghDiscover last-minute flight deals from Knoxville to Pittsburgh. Data last updated June 23, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Pittsburgh. Data last updated June 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/21. 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.
Wed 7/158:05 pm
TYS
- PIT
1 stop4h 11m
American Airlines
Tue 7/216:38 am
PIT
- TYS
1 stop5h 56m
American Airlines
Deal found 6/21![American Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
Wed 7/152:23 pm
TYS
- PIT
1 stop20h 53m
Allegiant Air
Fri 7/176:00 am
PIT
- TYS
1 stop16h 00m
Allegiant Air
Deal found 6/20![Allegiant Air logo]()
$274
This Southwest deal was found by Cheapflights users on 6/21. 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 7/1512:45 pm
TYS
- PIT
1 stop8h 00m
Southwest
Tue 7/216:00 am
PIT
- TYS
2 stops11h 00m
Southwest
Deal found 6/21![Southwest logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
Wed 7/152:23 pm
TYS
- PIT
1 stop27h 52m
Multiple Airlines
Sun 7/199:05 pm
PIT
- TYS
1 stop17h 11m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/1712:53 pm
TYS
- PIT
2 stops25h 29m
Multiple Airlines
Fri 7/246:00 am
PIT
- TYS
1 stop16h 00m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/178:30 am
TYS
- PIT
1 stop15h 09m
Allegiant Air
Fri 7/246:00 am
PIT
- TYS
1 stop16h 00m
Allegiant Air
Deal found 6/19![Allegiant Air logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/2012:53 pm
TYS
- PIT
2 stops18h 52m
Multiple Airlines
Mon 7/276:00 am
PIT
- TYS
1 stop16h 00m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/207:30 am
TYS
- PIT
1 stop14h 34m
Allegiant Air
Mon 7/276:00 am
PIT
- TYS
1 stop16h 00m
Allegiant Air
Deal found 6/22![Allegiant Air logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/247:30 am
TYS
- PIT
1 stop14h 34m
Multiple Airlines
Sun 7/267:49 pm
PIT
- TYS
1 stop26h 11m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$220
One-way flights from Knoxville to PittsburghSearch for one-way flight options from Knoxville to Pittsburgh. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
Search for one-way flight options from Knoxville to Pittsburgh. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/247:30 am
TYS
- PIT
1 stop14h 34m
Allegiant Air
Deal found 6/21![Allegiant Air logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/2412:53 pm
TYS
- PIT
2 stops25h 29m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$132
This United Airlines deal was found by Cheapflights users on 6/20. 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 7/215:45 pm
TYS
- PIT
1 stop6h 14m
United Airlines
Deal found 6/20![United Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/122:08 pm
TYS
- PIT
1 stop19h 02m
Allegiant Air
Deal found 6/22![Allegiant Air logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/288:00 am
TYS
- PIT
1 stop13h 00m
Allegiant Air
Deal found 6/21![Allegiant Air logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/236:08 pm
TYS
- PIT
1 stop29h 31m
Allegiant Air
Deal found 6/21![Allegiant Air logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/281:55 pm
TYS
- PIT
3 stops52h 03m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 6/21. 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 8/287:00 am
TYS
- PIT
2 stops7h 11m
United Airlines
Deal found 6/21![United Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/118:40 pm
TYS
- PIT
2 stops15h 23m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/256:42 pm
TYS
- PIT
3 stops28h 56m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$200
Find flight deals from Knoxville to Pittsburgh
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Pittsburgh (PIT). 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 June 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $220 (Kiwi.com) |
One-way from | $130 (Kiwi.com) |
Popular in | February |
Cheapest in | October |
Average price | $398 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Pittsburgh 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 June 23, 2026.
Use the filters below to find and compare flights from Knoxville to Pittsburgh that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Fri 7/24
7:30 am-10:04 pm
1 stop14h 34m
Pittsburgh
Sun 7/26
7:49 pm-10:00 pm
1 stop26h 11m
$220
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Sat 10/17
7:50 am-11:30 am
1 stop3h 40m
Pittsburgh
Tue 10/20
4:20 pm-9:15 pm
1 stop4h 55m
$277
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Wed 9/2
7:30 am-12:52 pm
1 stop5h 22m
Pittsburgh
Fri 9/11
8:00 am-2:40 pm
1 stop6h 40m
$301
Quickest round-trip
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Wed 8/5
5:45 am-9:40 am
1 stop3h 55m
Pittsburgh
Fri 8/7
7:59 pm-11:54 pm
1 stop3h 55m
$301
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Fri 8/7
5:40 am-9:05 am
1 stop3h 25m
Pittsburgh
Mon 8/10
5:50 am-11:11 am
1 stop5h 21m
$313
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Fri 8/28
7:10 am-5:05 pm
2 stops9h 55m
Pittsburgh
Mon 8/31
6:10 am-12:20 pm
1 stop6h 10m
$318
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Tue 8/25
3:40 pm-11:59 pm
1 stop8h 19m
Pittsburgh
Wed 8/26
2:11 pm-8:53 pm
1 stop6h 42m
$335
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Fri 8/14
7:41 pm-12:36 am
1 stop4h 55m
Pittsburgh
Sun 8/16
6:35 am-10:20 am
1 stop3h 45m
$337
Cheapest one-way
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Fri 7/24
12:53 pm-2:22 pm
2 stops25h 29m
$132
KnoxvillePittsburgh
TYS - PIT
TYSPIT
Knoxville McGhee Tyson
Tue 7/21
5:45 pm-11:59 pm
1 stop6h 14m
$133
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Pittsburgh
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 Pittsburgh in June.
| 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-Pittsburgh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Pittsburgh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Pittsburgh flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Pittsburgh 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-Pittsburgh 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 Pittsburgh
Have a flexible travel schedule? Discover the best time to fly to Pittsburgh from Knoxville with our price prediction graph.
TYS-PIT
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 Pittsburgh
Reviews of airlines servicing Pittsburgh
Get insights into the airlines that provide service to Pittsburgh. 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 Pittsburgh. Reviews last updated June 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Knoxville to Pittsburgh 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.
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Pittsburgh. 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 Pittsburgh?
Book flights to Pittsburgh if you plan to visit one of these locationsMonroeville
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Knoxville and Pittsburgh flights
Browse other Knoxville and Pittsburgh flight options. Last updated on June 23, 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 June 23, 2026.
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Explore flights to Pittsburgh departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 23, 2026.
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Top 4 airlines flying from Knoxville to Pittsburgh
Discover the top 4 airlines that operate flights from Knoxville to Pittsburgh. 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 June 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$288 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$233 | Average$317 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$329 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$391 | FlexibilityNo cancel fee | On-time63% |