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$117+ Cheap flights from Pittsburgh to Knoxville (PIT - TYS)

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — TYS
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Knoxville McGhee Tyson are usually found in August or September, booked 56 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Find flight deals from Pittsburgh to Knoxville

Cheapest flights from Pittsburgh to Knoxville
Explore the most affordable flight options available from Pittsburgh to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/97:00 amPIT - TYS
1 stop5h 26mMultiple Airlines
Thu 11/135:38 pmTYS - PIT
1 stop17h 31mMultiple Airlines
Deal found 10/25$239
This Delta deal was found by Cheapflights users on 10/25. 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 11/1910:10 amPIT - TYS
1 stop6h 41mDelta
Sun 11/235:35 amTYS - PIT
1 stop3h 30mDelta
Deal found 10/25$249
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:16 amPIT - TYS
1 stop6h 41mMultiple Airlines
Wed 11/198:15 amTYS - PIT
2 stops12h 56mMultiple Airlines
Deal found 10/27$265
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/136:45 amPIT - TYS
1 stop5h 41mMultiple Airlines
Sun 11/169:54 amTYS - PIT
1 stop25h 15mMultiple Airlines
Deal found 10/26$281
This American Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:04 pmPIT - TYS
1 stop5h 20mAmerican Airlines
Mon 11/105:03 pmTYS - PIT
1 stop6h 05mAmerican Airlines
Deal found 10/25$284
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/1911:47 amPIT - TYS
2 stops8h 33mUnited Airlines
Sun 11/238:26 amTYS - PIT
1 stop4h 43mUnited Airlines
Deal found 10/25$304
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/1910:08 amPIT - TYS
1 stop5h 39mAmerican Airlines
Sat 12/275:42 amTYS - PIT
1 stop4h 08mAmerican Airlines
Deal found 10/25$313
This American Airlines deal was found by Cheapflights users on 10/24. 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 10/258:00 amPIT - TYS
1 stop5h 48mAmerican Airlines
Sun 10/265:00 amTYS - PIT
1 stop4h 36mAmerican Airlines
Deal found 10/24$329

Cheap flight deals from Pittsburgh to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Knoxville (TYS). 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$224
(Kiwi.com)

One-way from

$117
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$298
Provider with most accurate pricing for Pittsburgh-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Knoxville McGhee Tyson flights.
Search Deals
From Pittsburgh to Knoxville McGhee Tyson
Search Deals
One-way flight from Pittsburgh to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Knoxville 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 October 27, 2025.
Use the filters below to find and compare flights from Pittsburgh to Knoxville that are best for you.

Fly from

Pittsburgh

Fly to

Knoxville

Route

Depart

Return

Price

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Sun 11/9

7:00 am-12:26 pm

1 stop5h 26m

Knoxville McGhee Tyson

Thu 11/13

5:38 pm-11:09 am

1 stop17h 31m

$239

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Wed 11/19

12:21 pm-5:46 pm

1 stop5h 25m

Knoxville McGhee Tyson

Sun 11/23

3:00 pm-9:14 pm

1 stop6h 14m

$249

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Sat 2/21

8:35 am-4:19 pm

1 stop7h 44m

Knoxville McGhee Tyson

Wed 2/25

7:30 am-1:24 pm

1 stop5h 54m

$249

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Thu 1/15

8:06 am-12:46 pm

1 stop4h 40m

Knoxville McGhee Tyson

Sun 1/18

7:11 pm-11:29 pm

1 stop4h 18m

$249

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Wed 11/19

10:10 am-4:51 pm

1 stop6h 41m

Knoxville McGhee Tyson

Sun 11/23

5:35 am-9:05 am

1 stop3h 30m

$249

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Mon 11/17

7:16 am-1:57 pm

1 stop6h 41m

Knoxville McGhee Tyson

Wed 11/19

8:15 am-9:11 pm

2 stops12h 56m

$265

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Wed 11/19

11:47 am-8:20 pm

2 stops8h 33m

Knoxville McGhee Tyson

Sun 11/23

8:26 am-1:09 pm

1 stop4h 43m

$304

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Sun 11/16

3:38 pm-9:25 am

1 stop17h 47m

$117

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Sat 11/8

5:35 pm-9:13 pm

1 stop3h 38m

$199

PittsburghKnoxville

PIT - TYS

PITTYS

Pittsburgh

Sat 11/8

5:00 pm-9:24 pm

1 stop4h 24m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 13 results
1
2

Compare providers for flights from Pittsburgh to Knoxville

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 Pittsburgh to Knoxville in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

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

  • Most accurate provider: When it comes to deals on Pittsburgh-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Pittsburgh-Knoxville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Pittsburgh-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Knoxville flights, Cheapflights users trust eDreams the most. eDreams 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 Pittsburgh-Knoxville 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 Pittsburgh to Knoxville

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

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Knoxville

How far ahead should I book a flight from Pittsburgh to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Knoxville. Price data was last updated on October 24, 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Pittsburgh to Knoxville?

Currently, June is the cheapest month in which you can book a flight from Pittsburgh to Knoxville (average of $144). Flying from Pittsburgh to Knoxville in January is currently the most expensive (average of $228). 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 PIT to TYS?

Find hourly flight availability from Pittsburgh to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to Knoxville at noon. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated October 27, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Pittsburgh to Knoxville 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.
Delta
7.9
Good
7,996 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,996 reviews
Delta
7.9
Good
7,996 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
7,996 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,033 reviews
Delta
7.9
Good
7,996 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • How long is the flight from Pittsburgh to Knoxville?

    American Airlines and Delta can get you from Pittsburgh to Knoxville in just under 5h 25m. Your travel time can differ by up to 2h 19m. The distance from Pittsburgh to Knoxville is about 382 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Pittsburgh to Knoxville round-trip?

    Our cheapest airline available from Pittsburgh to Knoxville is American Airlines. Our recent data shows that you can find tickets from as low as $223 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $228 and $228 round-trip. These flights start at 20% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Pittsburgh to Knoxville one-way?

    To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $117. Delta flights start at $199 while deals on American Airlines start at $264 one-way.

  • Can I find deals for flights from Pittsburgh to Knoxville that include hotel bookings?

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

  • How can I find direct flights from Pittsburgh to Knoxville?

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

  • Can I find deals for business class flights from Pittsburgh to Knoxville?

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

  • What is the cheapest month to book a flight from Pittsburgh to Knoxville?

    Currently, June is the cheapest month in which you can book a flight from Pittsburgh to Knoxville (average of $144). Flying from Pittsburgh to Knoxville in January is currently the most expensive (average of $228). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Cherokee
Crossville
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

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Top 3 airlines flying from Pittsburgh to Knoxville

Discover the top 3 airlines that operate flights from Pittsburgh to Knoxville. 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$223Average$286FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$282FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$293FlexibilityNo cancel feeOn-time69%

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