Cheap flights from Knoxville to Allentown from $206
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Allentown departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Knoxville to Allentown
Cheap round-trip flights
Cheap one-way flights
Allegiant Air flights from Knoxville to Allentown
Our best Allegiant Air deals on Knoxville to Allentown flight tickets
Delta flights from Knoxville to Allentown
Our best Delta deals on Knoxville to Allentown flight tickets
See travel insights to Allentown from
How to get the cheapest flight ticket from Knoxville to Allentown
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 cheapest day to depart on your flight to Allentown?
The cheapest day to depart from Knoxville to Allentown is on a Tuesday when prices can be found for as low as $210. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Thursday is $428.
What is the cheapest time of day to depart on your flight to Allentown?
In the afternoon is the cheapest time of day to fly from Knoxville to Allentown when you can find flight prices for as low as $358. Flying to Allentown in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $361.
What is the cheapest airline that flies from Knoxville McGhee Tyson to Allentown-Bethlehem?
Delta, United Airlines, and American Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Allentown-Bethlehem
What airlines fly to Allentown?
American Airlines, Allegiant Air and United Airlines are the top three most popular airlines that fly to Allentown from Knoxville according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 6 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.
When to book flights from Knoxville to Allentown
Cheap Knoxville to Allentown (TYS to ABE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Allentown
How far is Knoxville McGhee Tyson to Allentown-Bethlehem by plane?
Knoxville McGhee Tyson and Allentown-Bethlehem are 558.6 mi apart from one another. By plane, this route typically takes 6h 05m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Allentown-Bethlehem Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Allentown-Bethlehem Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Allentown-Bethlehem Airport?
The number of operators available for flights from Knoxville McGhee Tyson Airport to Allentown-Bethlehem Airport is 1 as of July 2025.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Allentown-Bethlehem 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 Knoxville McGhee Tyson Airport to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem 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 Knoxville to Allentown?
momondo data reveals that the most frequently booked airline on the route from Knoxville to Allentown is American Airlines, representing 100% of all bookings.
Best airlines flying from Knoxville to Allentown
Compare and see reviews for airlines that fly from Knoxville to Allentown with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $238 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Allentown?
Book flights to Allentown if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Knoxville to Allentown?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from Knoxville.
Can I find flights from Knoxville to Allentown with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Allentown from Knoxville with this policy.
How can momondo help me find flights from Knoxville to Allentown?
momondo helps you find the best flight between Knoxville and Allentown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Knoxville to Allentown right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Knoxville to Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.