$283+ Cheap flights from Knoxville to Allentown (TYS - ABE)
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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ABE
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Allentown with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider ’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Knoxville to Allentown
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Cheapest flights from Knoxville to AllentownExplore the most affordable flight options available from Knoxville to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Knoxville to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:14 pm -
1 stop21h 14m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$283
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:14 pm -
1 stop21h 14m
Mon 12/78:30 am -
1 stop10h 16m
Deal found 10/26![Allegiant Air logo]()
$289
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:05 pm -
1 stop16h 41m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$306
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:14 pm -
1 stop21h 14m
Thu 12/107:30 am -
1 stop24h 57m
Deal found 10/26![Allegiant Air logo]()
$310
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:05 pm -
1 stop16h 41m
Mon 12/78:30 am -
1 stop10h 16m
Deal found 10/26![Allegiant Air logo]()
$312
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:05 pm -
1 stop16h 41m
Thu 12/107:30 am -
1 stop24h 57m
Deal found 10/26![Allegiant Air logo]()
$333
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:14 pm -
1 stop21h 14m
Sun 12/69:00 am -
2 stops23h 27m
Deal found 10/26![Multiple Airlines logo]()
$351
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:42 pm -
1 stop23h 12m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$352
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:42 pm -
1 stop23h 12m
Mon 12/78:30 am -
1 stop10h 16m
Deal found 10/26![Allegiant Air logo]()
$358
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:14 pm -
1 stop21h 14m
Sat 12/128:00 am -
1 stop7h 34m
Deal found 10/26![Allegiant Air logo]()
$360
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/63:01 pm -
1 stop23h 58m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$363
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:27 am -
1 stop5h 27m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$365
Best flights from Knoxville to AllentownDiscover carefully curated flight deals from Knoxville to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Knoxville to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
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 12/55:40 am -
1 stop6h 26m
Tue 12/85:58 pm -
1 stop4h 19m
Deal found 10/26![Delta logo]()
$467
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:56 pm -
1 stop7h 06m
Sat 11/146:15 am -
1 stop6h 58m
Deal found 10/26![United Airlines logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sat 11/712:00 pm -
1 stop6h 25m
Wed 11/119:00 am -
2 stops51h 27m
Deal found 10/23![Allegiant Air logo]()
$594
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.
Fri 12/47:00 am -
1 stop5h 06m
Wed 12/96:39 am -
1 stop7h 12m
Deal found 10/26![Delta logo]()
$467
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 12/511:08 am -
1 stop6h 07m
Sat 12/126:39 am -
2 stops16h 45m
Deal found 10/26![Delta logo]()
$537
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.
Fri 12/47:59 am -
2 stops14h 28m
Thu 12/105:58 pm -
1 stop5h 59m
Deal found 10/26![Delta logo]()
$557
This Delta deal was found by Cheapflights users on 10/25. 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.
Thu 11/267:00 am -
1 stop6h 03m
Sat 1/26:25 am -
1 stop7h 14m
Deal found 10/25![Delta logo]()
$618
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 11/64:30 pm -
2 stops24h 26m
Tue 11/106:15 am -
2 stops16h 17m
Deal found 10/22![United Airlines logo]()
$854
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/75:45 am -
2 stops11h 11m
Wed 11/115:36 pm -
2 stops28h 56m
Deal found 10/23![United Airlines logo]()
$859
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.
Sun 12/65:40 am -
1 stop6h 26m
Sun 12/65:58 pm -
1 stop5h 59m
Deal found 10/26![Delta logo]()
$665
This Delta deal was found by Cheapflights users on 10/24. 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.
Fri 4/25:05 pm -
1 stop5h 41m
Wed 4/76:30 am -
1 stop4h 36m
Deal found 10/24![Delta logo]()
$727
This Delta deal was found by Cheapflights users on 10/23. 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 11/167:00 am -
1 stop5h 04m
Fri 11/206:00 pm -
1 stop5h 59m
Deal found 10/23![Delta logo]()
$812
Last-minute flights from Knoxville to AllentownDiscover last-minute flight deals from Knoxville to Allentown. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Allentown. Data last updated October 26, 2026 and is based on user searches.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:00 am -
1 stop13h 50m
Sun 11/88:30 am -
1 stop28h 18m
Deal found 10/26![Allegiant Air logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/66:56 pm -
1 stop19h 56m
Tue 11/1012:00 pm -
1 stop25h 05m
Deal found 10/22![Allegiant Air logo]()
$413
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:03 pm -
1 stop16h 42m
Sun 11/86:00 am -
1 stop15h 27m
Deal found 10/26![Allegiant Air logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sat 11/712:00 pm -
1 stop6h 25m
Wed 11/1110:32 am -
1 stop8h 39m
Deal found 10/23![Allegiant Air logo]()
$508
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:56 pm -
1 stop7h 06m
Sat 11/146:15 am -
1 stop6h 58m
Deal found 10/26![United Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 10/24. 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.
Thu 11/267:00 am -
1 stop6h 03m
Sat 1/26:25 am -
1 stop7h 14m
Deal found 10/24![Delta logo]()
$618
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/266:50 am -
1 stop4h 29m
Sat 1/26:05 am -
1 stop6h 29m
Deal found 10/21![American Airlines logo]()
$620
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:28 pm -
1 stop27h 15m
Mon 12/78:30 am -
1 stop10h 16m
Deal found 10/26![Allegiant Air logo]()
$455
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:30 am -
1 stop6h 13m
Fri 12/113:49 pm -
1 stop18h 22m
Deal found 10/26![Allegiant Air logo]()
$595
Find flight deals from Knoxville to Allentown
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Allentown (ABE). 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 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Allentown 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Knoxville to Allentown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Sat 12/5
5:40 am-12:06 pm
1 stop6h 26m
Allentown-Bethlehem
Tue 12/8
5:58 pm-10:17 pm
1 stop4h 19m
$467
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Fri 12/4
7:00 am-12:06 pm
1 stop5h 06m
Allentown-Bethlehem
Wed 12/9
6:39 am-1:51 pm
1 stop7h 12m
$467
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Sat 12/5
11:08 am-5:15 pm
1 stop6h 07m
Allentown-Bethlehem
Sat 12/12
6:39 am-11:24 pm
2 stops16h 45m
$537
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Tue 11/10
1:56 pm-9:02 pm
1 stop7h 06m
Allentown-Bethlehem
Sat 11/14
6:15 am-1:13 pm
1 stop6h 58m
$554
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Fri 12/4
7:59 am-10:27 pm
2 stops14h 28m
Allentown-Bethlehem
Thu 12/10
5:58 pm-11:57 pm
1 stop5h 59m
$557
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Sat 11/7
12:00 pm-6:25 pm
1 stop6h 25m
Allentown-Bethlehem
Wed 11/11
9:00 am-12:27 pm
2 stops51h 27m
$594
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Thu 11/26
7:00 am-1:03 pm
1 stop6h 03m
Allentown-Bethlehem
Sat 1/2
6:25 am-1:39 pm
1 stop7h 14m
$618
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Sun 12/6
5:40 am-12:06 pm
1 stop6h 26m
Allentown-Bethlehem
Sun 12/6
5:58 pm-11:57 pm
1 stop5h 59m
$665
Quickest round-trip
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Fri 4/2
5:05 pm-10:46 pm
1 stop5h 41m
Allentown-Bethlehem
Wed 4/7
6:30 am-11:06 am
1 stop4h 36m
$727
KnoxvilleAllentown
TYS Knoxville McGhee Tyson - ABE Allentown-Bethlehem
TYSABE
Knoxville McGhee Tyson
Mon 11/16
7:00 am-12:04 pm
1 stop5h 04m
Allentown-Bethlehem
Fri 11/20
6:00 pm-11:59 pm
1 stop5h 59m
$812
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Allentown
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 Knoxville to Allentown in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Knoxville-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Allentown flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Allentown 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 Knoxville-Allentown 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 Knoxville to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from Knoxville with our price prediction graph.
TYS-ABE
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.
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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