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Knoxville

$238+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — TYS
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 7/211:00 pm
ABE
-
TYS
1 stop5h 17m
Delta
Mon 7/275:57 pm
TYS
-
ABE
1 stop4h 59m
Delta
Deal found 1/25$269
This Delta deal was found by Cheapflights users on 1/25. 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.
Mon 2/25:59 pm
ABE
-
TYS
1 stop5h 46m
Delta
Mon 2/95:40 am
TYS
-
ABE
1 stop6h 25m
Delta
Deal found 1/25$339
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Mon 2/98:30 am
ABE
-
TYS
1 stop13h 58m
Allegiant Air
Fri 2/137:22 pm
TYS
-
ABE
1 stop26h 45m
Allegiant Air
Deal found 1/25$340
This Delta deal was found by Cheapflights users on 1/25. 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.
Sat 7/181:00 pm
ABE
-
TYS
1 stop5h 17m
Delta
Mon 7/275:57 pm
TYS
-
ABE
1 stop4h 59m
Delta
Deal found 1/25$354
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Thu 4/237:30 am
ABE
-
TYS
1 stop29h 23m
Allegiant Air
Sun 4/269:12 pm
TYS
-
ABE
1 stop12h 32m
Allegiant Air
Deal found 1/25$365
This Delta deal was found by Cheapflights users on 1/25. 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.
Sat 7/181:00 pm
ABE
-
TYS
1 stop5h 17m
Delta
Fri 7/245:57 pm
TYS
-
ABE
1 stop4h 59m
Delta
Deal found 1/25$389
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 2/93:23 pm
ABE
-
TYS
1 stop7h 05m
Allegiant Air
Thu 2/1212:54 pm
TYS
-
ABE
1 stop5h 41m
Allegiant Air
Deal found 1/26$403
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 1/316:15 am
ABE
-
TYS
1 stop7h 09m
United Airlines
Tue 2/311:10 am
TYS
-
ABE
1 stop5h 12m
United Airlines
Deal found 1/25$424
This Delta deal was found by Cheapflights users on 1/25. 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.
Tue 7/211:00 pm
ABE
-
TYS
1 stop5h 17m
Delta
Fri 7/247:20 pm
TYS
-
ABE
1 stop16h 48m
Delta
Deal found 1/25$428
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Thu 1/2911:30 am
ABE
-
TYS
1 stop5h 23m
United Airlines
Sat 1/311:59 pm
TYS
-
ABE
1 stop7h 06m
United Airlines
Deal found 1/25$432
This Delta deal was found by Cheapflights users on 1/25. 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.
Sat 7/181:00 pm
ABE
-
TYS
1 stop5h 17m
Delta
Sun 7/264:00 pm
TYS
-
ABE
1 stop6h 56m
Delta
Deal found 1/25$439

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Delta)

One-way from

$238
(Delta)

Popular in

November

Cheapest in

December

Average price

$489
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
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 26, 2026.
Use the filters below to find and compare flights from Allentown to Knoxville that are best for you.

Fly from

Allentown

Fly to

Knoxville

Route

Depart

Return

Price

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 7/22

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Mon 7/27

5:57 pm-10:56 pm

1 stop4h 59m

$269

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 7/21

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Mon 7/27

5:57 pm-10:56 pm

1 stop4h 59m

$269

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 7/21

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Sat 7/25

4:00 pm-10:56 pm

1 stop6h 56m

$269

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 7/22

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Sat 7/25

4:00 pm-10:56 pm

1 stop6h 56m

$269

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 7/19

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Mon 7/27

4:00 pm-10:56 pm

1 stop6h 56m

$354

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 7/20

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Sat 7/25

4:00 pm-10:56 pm

1 stop6h 56m

$354

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 7/18

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Sat 7/25

4:00 pm-10:56 pm

1 stop6h 56m

$354

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 7/20

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Mon 7/27

4:00 pm-10:56 pm

1 stop6h 56m

$354

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 7/18

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Thu 7/23

4:00 pm-10:56 pm

1 stop6h 56m

$354

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 7/19

1:00 pm-6:17 pm

1 stop5h 17m

Knoxville McGhee Tyson

Sat 7/25

4:00 pm-10:56 pm

1 stop6h 56m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 14 results
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 January.
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 January 26, 2026.
See what other customers who have flown with Delta, American Airlines, and Allegiant Air 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
8,113 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

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
8,113 reviews
Delta
7.9
Good
8,113 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

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
11,189 reviews
Delta
7.9
Good
8,113 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

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
706 reviews
Delta
7.9
Good
8,113 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

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 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.

  • 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 $434 round-trip. Allegiant Air is currently priced 79% 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
Oak Ridge
Murphy

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Alternative routes for Allentown 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 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$95Average$254FlexibilityNo cancel feeOn-time88%
DeltaCheapest$238Average$473FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$400Average$588FlexibilityNo cancel feeOn-time71%

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