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$185+ 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — TYS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Delta)

One-way from

$185
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$367
Provider with most accurate pricing for Allentown-Bethlehem-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Knoxville McGhee Tyson flights.
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From Allentown-Bethlehem to Knoxville McGhee Tyson
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One-way flight from Allentown-Bethlehem to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 14% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 28, 2025.

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:22 pmABE - TYS
1 stop5h 33mUnited Airlines
Sat 11/156:45 amTYS - ABE
1 stop5h 03mUnited Airlines
Deal found 10/27$259
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 11/108:00 amABE - TYS
1 stop15h 14mAllegiant Air
Wed 11/126:13 pmTYS - ABE
1 stop15h 50mAllegiant Air
Deal found 10/27$268
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.
Fri 11/142:38 pmABE - TYS
1 stop8h 36mAllegiant Air
Mon 11/179:29 pmTYS - ABE
1 stop11h 54mAllegiant Air
Deal found 10/27$292
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 11/108:00 amABE - TYS
1 stop15h 14mMultiple Airlines
Wed 11/124:32 pmTYS - ABE
2 stops19h 20mMultiple Airlines
Deal found 10/27$304
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:22 pmABE - TYS
1 stop5h 33mUnited Airlines
Wed 12/37:00 amTYS - ABE
1 stop4h 52mUnited Airlines
Deal found 10/27$312
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:00 pmABE - TYS
1 stop5h 07mDelta
Tue 11/45:44 amTYS - ABE
1 stop6h 22mDelta
Deal found 10/26$334
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/23:33 pmABE - TYS
1 stop7h 14mAllegiant Air
Mon 11/35:59 pmTYS - ABE
1 stop15h 27mAllegiant Air
Deal found 10/26$377
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:45 pmABE - TYS
1 stop20h 24mMultiple Airlines
Wed 12/312:53 pmTYS - ABE
2 stops23h 26mMultiple Airlines
Deal found 10/27$378
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:00 pmABE - TYS
1 stop5h 22mDelta
Wed 11/125:35 amTYS - ABE
1 stop6h 41mDelta
Deal found 10/27$424
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.
Fri 11/142:38 pmABE - TYS
1 stop8h 36mMultiple Airlines
Mon 11/179:45 amTYS - ABE
2 stops13h 46mMultiple Airlines
Deal found 10/27$452

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 October 28, 2025.
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

Sat 2/21

5:40 pm-11:44 pm

1 stop6h 04m

Knoxville McGhee Tyson

Wed 2/25

12:00 pm-5:13 pm

1 stop5h 13m

$249

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 11/11

5:22 pm-10:55 pm

1 stop5h 33m

Knoxville McGhee Tyson

Sat 11/15

6:45 am-11:48 am

1 stop5h 03m

$259

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 11/26

5:22 pm-10:55 pm

1 stop5h 33m

Knoxville McGhee Tyson

Wed 12/3

7:00 am-11:52 am

1 stop4h 52m

$312

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 11/10

8:00 am-11:14 pm

1 stop15h 14m

Knoxville McGhee Tyson

Wed 11/12

4:32 pm-11:21 am

3 stops18h 49m

$384

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Thu 4/23

6:30 am-11:59 am

1 stop5h 29m

Knoxville McGhee Tyson

Tue 4/28

8:44 pm-12:15 am

1 stop3h 31m

$421

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 11/8

6:00 pm-11:22 pm

1 stop5h 22m

Knoxville McGhee Tyson

Wed 11/12

5:35 am-12:16 pm

1 stop6h 41m

$424

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 3/25

5:47 pm-12:04 am

1 stop6h 17m

Knoxville McGhee Tyson

Sun 3/29

8:31 pm-12:14 am

1 stop3h 43m

$461

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 11/7

2:38 pm-11:14 pm

1 stop8h 36m

$185

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 11/7

1:00 pm-1:01 pm

2 stops24h 01m

$284

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 11/2

5:00 am-10:22 am

1 stop5h 22m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 16 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 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 Allentown-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Allentown-Knoxville flight deals on Cheapflights vs. eDreams >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 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 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 $118). 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 ABE to TYS?

Find hourly flight availability from Allentown 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 28, 2025.

It’s optimal to fly from Allentown to Knoxville at noon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the morning.

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 28, 2025.
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
7,995 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,995 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,995 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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.
Allegiant Air
7.2
Good
695 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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 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 33m. 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 $141 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $278 and $404 round-trip. Allegiant Air is currently priced 71% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $185 on Allegiant Air. Other airlines that offer cheap prices include Delta from $321 and United Airlines from $321 one-way.

  • 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 $118). 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 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$141Average$254FlexibilityNo cancel feeOn-time88%
DeltaCheapest$278Average$501FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$404Average$560FlexibilityNo cancel feeOn-time71%

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