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$150+ Cheap flights from Lehigh Valley to Knoxville (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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — TYS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Lehigh Valley to Knoxville

Keep the following information in mind while searching for Lehigh Valley to Knoxville flight deals. Data was last updated September 15, 2025.

Round-trip from

$259
(Mytrip)

One-way from

$150
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$516
From Lehigh Valley to Knoxville McGhee Tyson
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One-way flight from Lehigh Valley to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 12% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Lehigh Valley to Knoxville

Cheapest flights from Lehigh Valley to Knoxville
Explore the most affordable flight options available from Lehigh Valley to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:38 pmABE - TYS
1 stop8h 36mAllegiant Air
Mon 11/179:29 pmTYS - ABE
1 stop11h 54mAllegiant Air
Deal found 9/15$259
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:38 pmABE - TYS
1 stop8h 36mMultiple Airlines
Mon 11/172:22 pmTYS - ABE
2 stops19h 01mMultiple Airlines
Deal found 9/15$302
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:15 amABE - TYS
1 stop13h 04mAllegiant Air
Sun 10/55:44 pmTYS - ABE
2 stops18h 33mAllegiant Air
Deal found 9/15$337
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:12 pmABE - TYS
1 stop13h 23mAllegiant Air
Thu 10/233:32 pmTYS - ABE
1 stop6h 00mAllegiant Air
Deal found 9/14$356
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:45 amABE - TYS
1 stop26h 36mAllegiant Air
Sat 10/49:58 pmTYS - ABE
1 stop12h 36mAllegiant Air
Deal found 9/15$391
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:45 amABE - TYS
1 stop26h 45mAllegiant Air
Thu 9/254:22 pmTYS - ABE
1 stop19h 42mAllegiant Air
Deal found 9/15$404
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:00 pmABE - TYS
1 stop5h 07mDelta
Sat 10/256:15 amTYS - ABE
1 stop5h 51mDelta
Deal found 9/14$407
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/188:30 amABE - TYS
1 stop25h 25mAllegiant Air
Sat 9/209:31 pmTYS - ABE
1 stop14h 39mAllegiant Air
Deal found 9/14$440

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley 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 September 15, 2025.
Use the filters below to find and compare flights from Lehigh Valley to Knoxville that are best for you.

Fly from

Lehigh Valley

Fly to

Knoxville

Route

Depart

Return

Price

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 11/14

2:38 pm-11:14 pm

1 stop8h 36m

Knoxville McGhee Tyson

Mon 11/17

2:22 pm-9:23 am

2 stops19h 01m

$302

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 10/3

6:15 am-7:19 pm

1 stop13h 04m

Knoxville McGhee Tyson

Sun 10/5

5:44 pm-12:17 pm

2 stops18h 33m

$337

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 10/22

9:12 pm-10:35 am

1 stop13h 23m

Knoxville McGhee Tyson

Thu 10/23

3:32 pm-9:32 pm

1 stop6h 00m

$356

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 2/6

10:00 am-10:21 pm

1 stop12h 21m

Knoxville McGhee Tyson

Mon 2/9

6:00 am-2:33 pm

1 stop8h 33m

$365

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 2/21

6:30 am-1:26 pm

1 stop6h 56m

Knoxville McGhee Tyson

Wed 2/25

12:00 pm-5:13 pm

1 stop5h 13m

$377

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 9/30

11:45 am-2:21 pm

1 stop26h 36m

Knoxville McGhee Tyson

Sat 10/4

9:58 pm-10:34 am

1 stop12h 36m

$391

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 10/18

6:00 pm-11:07 pm

1 stop5h 07m

Knoxville McGhee Tyson

Sat 10/25

6:15 am-12:06 pm

1 stop5h 51m

$407

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 2/27

6:00 am-1:04 pm

1 stop7h 04m

Knoxville McGhee Tyson

Wed 3/4

9:00 am-5:07 pm

1 stop8h 07m

$421

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Thu 10/9

6:51 pm-7:53 am

1 stop13h 02m

Knoxville McGhee Tyson

Sun 10/12

9:50 pm-11:41 am

1 stop13h 51m

$472

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 9/22

8:30 am-10:35 am

1 stop26h 05m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 17 results
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Best time to book a flight from Lehigh Valley to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Lehigh Valley 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 Lehigh Valley to Knoxville

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

Currently, January is the cheapest month in which you can book a flight from Lehigh Valley to Knoxville (average of $295). Flying from Lehigh Valley to Knoxville in March is currently the most expensive (average of $376). 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 YGE to TYS?

Find hourly flight availability from Lehigh Valley 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lehigh Valley to Knoxville as you normally would.

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 September 15, 2025.
See what other customers who have flown with Delta, American Airlines, and Allegiant Air from Lehigh Valley to Knoxville have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
699 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly into for flights to Knoxville from Lehigh Valley?

    Knoxville McGhee Tyson (TYS) is the airport you will fly into if you book a flight from Lehigh Valley to Knoxville. It is only a 11.3 mi journey from McGhee Tyson (TYS) to Knoxville’s city center.

  • How long is the flight from Lehigh Valley to Knoxville?

    Departing from Lehigh Valley to Knoxville will take you 6h 56m. Lehigh Valley and Knoxville are separated by a distance of 572 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Lehigh Valley to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Lehigh Valley 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 Lehigh Valley to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Lehigh Valley to Knoxville (average of $295). Flying from Lehigh Valley to Knoxville in March is currently the most expensive (average of $376). 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
Corbin
Alcoa
Oak Ridge
Murphy

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Alternative routes for Lehigh Valley to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Lehigh Valley to Knoxville

Discover the top 3 airlines that operate flights from Lehigh Valley 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$141Average$255FlexibilityNo cancel feeOn-time88%
DeltaCheapest$278Average$501FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$407Average$543FlexibilityNo cancel feeOn-time71%

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