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Knoxville

$281+ Cheap flights from Allentown to Knoxville (ABE - 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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — TYS
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Allentown to Knoxville

Cheapest flights from Allentown to Knoxville
Explore the most affordable flight options available from Allentown to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Tue 5/193:48 pm
TYS
-
ABE
1 stop26h 17m
Allegiant Air
Deal found 3/8$295
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Mon 5/186:20 pm
TYS
-
ABE
1 stop17h 07m
Allegiant Air
Deal found 3/8$298
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Wed 5/202:20 pm
TYS
-
ABE
1 stop21h 19m
Allegiant Air
Deal found 3/8$300
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/107:30 am
ABE
-
TYS
1 stop29h 23m
Allegiant Air
Tue 5/193:48 pm
TYS
-
ABE
1 stop26h 17m
Allegiant Air
Deal found 3/8$301
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/107:30 am
ABE
-
TYS
1 stop29h 23m
Allegiant Air
Mon 5/186:20 pm
TYS
-
ABE
1 stop17h 07m
Allegiant Air
Deal found 3/8$304
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/107:30 am
ABE
-
TYS
1 stop29h 23m
Allegiant Air
Wed 5/202:20 pm
TYS
-
ABE
1 stop21h 19m
Allegiant Air
Deal found 3/8$306
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Thu 5/213:46 pm
TYS
-
ABE
1 stop7h 53m
Allegiant Air
Deal found 3/8$309
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Sun 5/179:40 pm
TYS
-
ABE
1 stop22h 30m
Allegiant Air
Deal found 3/8$310
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/113:25 pm
ABE
-
TYS
1 stop6h 59m
Allegiant Air
Fri 5/1512:45 pm
TYS
-
ABE
1 stop8h 21m
Allegiant Air
Deal found 3/8$319
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/102:40 pm
ABE
-
TYS
1 stop7h 53m
Allegiant Air
Thu 5/213:46 pm
TYS
-
ABE
1 stop7h 53m
Allegiant Air
Deal found 3/8$320
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Sun 3/226:00 am
ABE
-
TYS
1 stop26h 03m
Allegiant Air
Thu 3/261:52 pm
TYS
-
ABE
1 stop9h 47m
Allegiant Air
Deal found 3/7$322
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/102:40 pm
ABE
-
TYS
1 stop7h 53m
Allegiant Air
Fri 5/1512:45 pm
TYS
-
ABE
1 stop8h 21m
Allegiant Air
Deal found 3/8$329

Find flight deals from Allentown to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$295
(Kiwi.com)

One-way from

$281
(Delta)

Popular in

November

Cheapest in

June

Average price

$380
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 Allentown-Bethlehem to Knoxville McGhee Tyson
Search Deals
One-way flight from Allentown-Bethlehem to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 March 10, 2026.
Use the filters below to find and compare flights from Allentown to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 8/15

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Fri 8/21

4:00 pm-10:56 pm

1 stop6h 56m

$407

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 8/22

10:38 am-4:59 pm

1 stop6h 21m

Knoxville McGhee Tyson

Wed 8/26

6:30 am-1:42 pm

1 stop7h 12m

$408

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

$529
Quickest round-trip

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 6/23

5:46 pm-11:47 pm

1 stop6h 01m

Knoxville McGhee Tyson

Sun 6/28

11:29 am-4:36 pm

1 stop5h 07m

$537

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 3/20

6:32 am-11:17 am

1 stop4h 45m

Knoxville McGhee Tyson

Sat 3/21

5:40 am-12:11 pm

1 stop6h 31m

$541

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 3/24

6:32 am-4:43 pm

2 stops10h 11m

Knoxville McGhee Tyson

Sat 3/28

5:13 pm-10:11 pm

1 stop4h 58m

$546

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 3/31

12:56 pm-9:06 pm

2 stops8h 10m

Knoxville McGhee Tyson

Sat 4/4

6:55 am-12:11 pm

1 stop5h 16m

$584
Cheapest one-way
Quickest one-way

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 6/16

1:00 pm-5:19 pm

1 stop4h 19m

$281

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 3/15

6:52 pm-9:54 pm

1 stop27h 02m

$334

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 3/15

6:52 pm-2:10 pm

2 stops43h 18m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Allentown 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 Allentown to Knoxville in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Allentown-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Knoxville 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 Allentown-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 Allentown to Knoxville

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

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

Currently, June is the cheapest month in which you can book a flight from Allentown to Knoxville (average of $46). Flying from Allentown to Knoxville in December is currently the most expensive (average of $121). 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 March 10, 2026.
See what other customers who have flown with Delta,Allegiant Air, andAmerican Airlines from Allentown to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
7.3
Good
714 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
7.1
Good
11,415 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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 Allentown 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 Allentown to Knoxville?

    Departing from Allentown to Knoxville will take you 5h 17m. The distance from Allentown to Knoxville is about 572 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Allentown to Knoxville is Allegiant Air. Our recent data shows that you can find tickets from as low as $95 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $268 and $358 round-trip. Allegiant Air is currently priced 78% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown 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 Allentown to Knoxville?

    Currently, June is the cheapest month in which you can book a flight from Allentown to Knoxville (average of $46). Flying from Allentown to Knoxville in December is currently the most expensive (average of $121). 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
Murphy
Oak Ridge

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Top 3 airlines flying from Allentown to Knoxville

Discover the top 3 airlines that operate flights from Allentown 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$95Average$255FlexibilityNo cancel feeOn-time88%
DeltaCheapest$268Average$498FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$358Average$557FlexibilityNo cancel feeOn-time71%

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