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Knoxville

$330+ Cheap flights from Lehigh Valley to Knoxville (TYS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — TYS
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap 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 February 9, 2026.

This Delta deal was found by Cheapflights users on 2/9. 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 3/245:58 pm
ABE
-
TYS
1 stop5h 59m
Delta
Sat 3/285:13 pm
TYS
-
ABE
1 stop4h 58m
Delta
Deal found 2/9$330
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/236:00 am
ABE
-
TYS
1 stop10h 59m
Allegiant Air
Fri 2/2712:55 pm
TYS
-
ABE
1 stop23h 56m
Allegiant Air
Deal found 2/8$347
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/83:42 pm
ABE
-
TYS
1 stop6h 08m
Allegiant Air
Sun 3/159:33 pm
TYS
-
ABE
1 stop12h 08m
Allegiant Air
Deal found 2/8$401
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 2/276:00 am
ABE
-
TYS
1 stop7h 04m
Allegiant Air
Sun 3/16:07 pm
TYS
-
ABE
1 stop17h 44m
Allegiant Air
Deal found 2/7$408
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 2/161:49 pm
ABE
-
TYS
1 stop20h 19m
Allegiant Air
Fri 2/207:22 pm
TYS
-
ABE
1 stop26h 45m
Allegiant Air
Deal found 2/6$435
This United Airlines deal was found by Cheapflights users on 2/8. 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 2/1011:30 am
ABE
-
TYS
1 stop5h 23m
United Airlines
Sat 2/146:45 am
TYS
-
ABE
1 stop5h 05m
United Airlines
Deal found 2/8$439
This American Airlines deal was found by Cheapflights users on 2/8. 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 9/188:02 pm
ABE
-
TYS
1 stop4h 08m
American Airlines
Mon 9/213:05 pm
TYS
-
ABE
1 stop7h 10m
American Airlines
Deal found 2/8$441
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 6/1910:30 am
ABE
-
TYS
1 stop21h 40m
Allegiant Air
Tue 6/234:24 pm
TYS
-
ABE
1 stop21h 15m
Allegiant Air
Deal found 2/7$451
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/82:12 pm
ABE
-
TYS
2 stops20h 49m
Multiple Airlines
Sun 3/159:33 pm
TYS
-
ABE
1 stop12h 08m
Multiple Airlines
Deal found 2/8$456
This Kiwi.com deal was found by Cheapflights users on 2/6. 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.
Sun 2/1512:42 pm
ABE
-
TYS
2 stops45h 26m
Multiple Airlines
Fri 2/207:22 pm
TYS
-
ABE
1 stop26h 45m
Multiple Airlines
Deal found 2/6$465

Find 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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$330
(Delta)

Popular in

November

Cheapest in

June

Average price

$356
Provider with most accurate pricing for Allentown-Bethlehem-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Knoxville McGhee Tyson flights.
Search Deals
From Lehigh Valley to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 9, 2026.
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

Tue 3/24

6:32 am-11:17 am

1 stop4h 45m

Knoxville McGhee Tyson

Sat 3/28

5:13 pm-10:11 pm

1 stop4h 58m

$330

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 2/23

6:00 am-4:59 pm

1 stop10h 59m

Knoxville McGhee Tyson

Fri 2/27

12:55 pm-12:51 pm

1 stop23h 56m

$347

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 3/8

3:42 pm-9:50 pm

1 stop6h 08m

Knoxville McGhee Tyson

Sun 3/15

9:33 pm-9:41 am

1 stop12h 08m

$401

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 2/27

6:00 am-1:04 pm

1 stop7h 04m

Knoxville McGhee Tyson

Sun 3/1

6:07 pm-11:51 am

1 stop17h 44m

$408

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Thu 2/19

2:14 pm-6:32 pm

1 stop28h 18m

Knoxville McGhee Tyson

Sun 2/22

9:00 am-7:21 pm

1 stop10h 21m

$496

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 6/23

1:00 pm-5:19 pm

1 stop4h 19m

Knoxville McGhee Tyson

Sun 6/28

4:00 pm-10:56 pm

1 stop6h 56m

$509

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 6/19

10:30 am-8:10 am

1 stop21h 40m

Knoxville McGhee Tyson

Tue 6/23

5:02 pm-12:41 pm

2 stops19h 39m

$520

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 2/27

6:00 am-1:04 pm

1 stop7h 04m

Knoxville McGhee Tyson

Sun 3/1

6:30 am-8:10 pm

2 stops13h 40m

$539

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 5/13

6:30 am-1:07 pm

1 stop6h 37m

$348

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Thu 5/14

6:30 am-11:12 am

1 stop4h 42m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

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, June is the cheapest month in which you can book a flight from Lehigh Valley to Knoxville (average of $159). Flying from Lehigh Valley to Knoxville in March is currently the most expensive (average of $387). 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.

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 February 9, 2026.
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
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,174 reviews
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,258 reviews
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
711 reviews
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 4h 45m. 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, June is the cheapest month in which you can book a flight from Lehigh Valley to Knoxville (average of $159). Flying from Lehigh Valley to Knoxville in March is currently the most expensive (average of $387). 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
Cherokee
Crossville
Corbin
Morristown
Bryson City
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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$95Average$255FlexibilityNo cancel feeOn-time88%
DeltaCheapest$238Average$478FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$381Average$564FlexibilityNo cancel feeOn-time71%

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