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Cheap flights from Allentown to Knoxville from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Knoxville departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Allentown to Knoxville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:40 pm - 11:44 pmABE-TYS
6h 04m1 stop
Delta Logo
12:00 pm - 5:13 pmTYS-ABE
5h 13m1 stop
$249Delta
Find Deal
Sat, Feb 21 - Wed, Feb 25
Allegiant Air Logo
6:24 pm - 11:14 pmABE-TYS
28h 50m1 stop
Allegiant Air Logo
9:29 pm - 9:23 amTYS-ABE
11h 54m1 stop
$258Allegiant Air
Find Deal
Thu, Nov 13 - Mon, Nov 17
Allegiant Air Logo
10:00 am - 10:21 pmABE-TYS
12h 21m1 stop
Allegiant Air Logo
8:30 am - 5:09 pmTYS-ABE
8h 39m1 stop
$267Allegiant Air
Find Deal
Fri, Jan 23 - Sat, Jan 24
Allegiant Air Logo
7:00 am - 6:36 pmABE-TYS
11h 36m1 stop
Allegiant Air Logo
3:53 pm - 5:59 pmTYS-ABE
26h 06m1 stop
$279Allegiant Air
Find Deal
Sun, Jan 18 - Wed, Jan 21
Allegiant Air Logo
4:05 pm - 6:36 pmABE-TYS
26h 31m1 stop
Allegiant Air Logo
8:30 am - 5:59 pmTYS-ABE
9h 29m1 stop
$281Allegiant Air
Find Deal
Wed, Jan 21 - Sun, Jan 25
Allegiant Air Logo
10:00 am - 10:21 pmABE-TYS
12h 21m1 stop
Allegiant Air Logo
8:30 am - 5:59 pmTYS-ABE
9h 29m1 stop
$282Allegiant Air
Find Deal
Fri, Jan 23 - Sun, Jan 25
Allegiant Air Logo
3:23 pm - 12:10 pmABE-TYS
20h 47m1 stop
Allegiant Air Logo
5:40 pm - 2:36 pmTYS-ABE
20h 56m1 stop
$283Allegiant Air
Find Deal
Mon, Jan 19 - Fri, Jan 23
Delta Logo
5:40 pm - 11:44 pmABE-TYS
6h 04m1 stop
Delta Logo
10:05 am - 5:13 pmTYS-ABE
7h 08m1 stop
$294Delta
Find Deal
Tue, Mar 31 - Wed, Apr 8
United Airlines Logo
6:15 am - 1:24 pmABE-TYS
7h 09m1 stop
United Airlines Logo
11:10 am - 4:22 pmTYS-ABE
5h 12m1 stop
$319United Airlines
Find Deal
Sat, Jan 17 - Wed, Jan 21
United Airlines Logo
5:22 pm - 10:55 pmABE-TYS
5h 33m1 stop
United Airlines Logo
7:00 am - 11:52 amTYS-ABE
4h 52m1 stop
$382United Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3

Delta flights from Allentown to Knoxville

Our best Delta deals on Allentown to Knoxville flight tickets
Delta
Feb 21
ABE5:40 pmAllentown-Bethlehem
6h 04m
1 stop
TYS11:44 pmKnoxville McGhee Tyson
Feb 25
TYS12:00 pmKnoxville McGhee Tyson
5h 13m
1 stop
ABE5:13 pmAllentown-Bethlehem
$249
Find similar
Delta
Mar 31
ABE5:40 pmAllentown-Bethlehem
6h 04m
1 stop
TYS11:44 pmKnoxville McGhee Tyson
Apr 8
TYS10:05 amKnoxville McGhee Tyson
7h 08m
1 stop
ABE5:13 pmAllentown-Bethlehem
$294
Find similar
Delta
Mar 29
ABE5:40 pmAllentown-Bethlehem
6h 04m
1 stop
TYS11:44 pmKnoxville McGhee Tyson
Apr 11
TYS10:05 amKnoxville McGhee Tyson
7h 08m
1 stop
ABE5:13 pmAllentown-Bethlehem
$309
Find similar

United Airlines flights from Allentown to Knoxville

Our best United Airlines deals on Allentown to Knoxville flight tickets
United Airlines
Jan 17
ABE6:15 amAllentown-Bethlehem
7h 09m
1 stop
TYS1:24 pmKnoxville McGhee Tyson
Jan 21
TYS11:10 amKnoxville McGhee Tyson
5h 12m
1 stop
ABE4:22 pmAllentown-Bethlehem
$319
Find similar
United Airlines
Nov 3
ABE5:22 pmAllentown-Bethlehem
5h 33m
1 stop
TYS10:55 pmKnoxville McGhee Tyson
Nov 10
TYS1:52 pmKnoxville McGhee Tyson
7h 24m
1 stop
ABE9:16 pmAllentown-Bethlehem
$354
Find similar
United Airlines
Nov 26
ABE5:22 pmAllentown-Bethlehem
5h 33m
1 stop
TYS10:55 pmKnoxville McGhee Tyson
Dec 3
TYS7:00 amKnoxville McGhee Tyson
4h 52m
1 stop
ABE11:52 amAllentown-Bethlehem
$382
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
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

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

Thu 11/13

6:24 pm-11:14 pm

1 stop28h 50m

Knoxville McGhee Tyson

Mon 11/17

9:29 pm-9:23 am

1 stop11h 54m

$258

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 1/23

10:00 am-10:21 pm

1 stop12h 21m

Knoxville McGhee Tyson

Sat 1/24

8:30 am-5:09 pm

1 stop8h 39m

$267

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sun 1/18

7:00 am-6:36 pm

1 stop11h 36m

Knoxville McGhee Tyson

Wed 1/21

3:53 pm-5:59 pm

1 stop26h 06m

$279

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Wed 1/21

4:05 pm-6:36 pm

1 stop26h 31m

Knoxville McGhee Tyson

Sun 1/25

8:30 am-5:59 pm

1 stop9h 29m

$281

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Fri 1/23

10:00 am-10:21 pm

1 stop12h 21m

Knoxville McGhee Tyson

Sun 1/25

8:30 am-5:59 pm

1 stop9h 29m

$282

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Mon 1/19

3:23 pm-12:10 pm

1 stop20h 47m

Knoxville McGhee Tyson

Fri 1/23

5:40 pm-2:36 pm

1 stop20h 56m

$283

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Tue 3/31

5:40 pm-11:44 pm

1 stop6h 04m

Knoxville McGhee Tyson

Wed 4/8

10:05 am-5:13 pm

1 stop7h 08m

$294

AllentownKnoxville

ABE - TYS

ABETYS

Allentown-Bethlehem

Sat 1/17

6:15 am-1:24 pm

1 stop7h 09m

Knoxville McGhee Tyson

Wed 1/21

11:10 am-4:22 pm

1 stop5h 12m

$319

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

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Allentown to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Allentown and Knoxville?

What is the cheapest month to fly to Knoxville?

The month of October is, on average, the cheapest month to fly to Knoxville from Allentown, with most prices found around $367. If you aren’t able to travel during the month of October, then book flights to Knoxville from Allentown during June instead. Flights to Knoxville in June, while not as cheap as those in October, still average around $374.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Allentown to Knoxville is on a Friday. Travelers who choose to depart for Knoxville on a Friday will often find tickets for as low as $390. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Allentown to Knoxville for around $466.

What is the cheapest time of day to depart on your flight to Knoxville?

At noon is the cheapest time of day to fly from Allentown to Knoxville when you can find flight prices for as low as $269. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $454.

When to book flights from Allentown to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Knoxville (ABE to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Knoxville

Direct flights

None
There are no direct flights from Allentown to Knoxville. There are no popular flight routes from Allentown to Knoxville.
Search flight deals

  • How far is Allentown-Bethlehem to Knoxville McGhee Tyson by plane?

    A flight from Allentown-Bethlehem to Knoxville McGhee Tyson will travel around 558.6 mi. A reasonable flight in good conditions will take 4h 42m.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Allentown-Bethlehem Airport to Knoxville McGhee Tyson Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Knoxville McGhee Tyson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Allentown-Bethlehem Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The necessary travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Allentown to Knoxville?

Best airlines flying from Allentown to Knoxville

Compare and see reviews for airlines that fly from Allentown to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $141Free CancellationRating
7.2
695 reviews
Search Allegiant Air flights
DeltaPriceFrom $278Free CancellationRating
7.9
7,993 reviews
Search Delta flights
American AirlinesPriceFrom $404Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Crossville
Maryville
Murphy
Alcoa
Oak Ridge
Lenoir City
Newport
Kodak
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Knoxville?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Allentown to Knoxville. momondo saves you time and could save you money on your trip.

Can I find flights from Allentown to Knoxville with flexible booking policies on momondo?

Yes. All flights to Knoxville from Allentown on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Allentown to Knoxville?

Once all potential Allentown to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Allentown to Knoxville right now. Can momondo alert me if prices change?

Price alerts on flights to Knoxville from Allentown are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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