Cheap flights from Knoxville to Allentown from £459

Travelers frequently search for route combinations, such as Knoxville and London, Glasgow, Las Vegas, Boston, New York, Seattle, Denver, Salt Lake City, Minneapolis, Santo Domingo, San Juan, Dallas, Guatemala City, Los Angeles, Fresno, Fort Lauderdale, Houston, Phnom Penh, Orlando, San Francisco.

Travelers frequently search for route combinations, such as Allentown and Orlando, Salt Lake City, Tampa, Fargo, San Diego, Denver, Fort Lauderdale, Guadalajara, Mexico City, Gazipaşa, Lower Prince's Quarter, Santa Marta, Washington, D.C., Saint Vincent, Baghdad, Barisal, Nairobi, Fuerteventura, London, Stuttgart.

The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional.

The main airport in Allentown is Lehigh Valley International. It is also served by John F. Kennedy International, Newark Liberty International, Baltimore–Washington International, Philadelphia International, LaGuardia, Ronald Reagan Washington National, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Westchester County.

Currently, you can fly between Knoxville and Allentown with United Airlines.

If you don’t have specific dates for your trip between Knoxville and Allentown, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Knoxville and Allentown, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional

There are a number of airports in and around Allentown. The main one is Lehigh Valley International and other nearby airports include John F. Kennedy International, Newark Liberty International, Baltimore–Washington International, Philadelphia International, LaGuardia, Ronald Reagan Washington National, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Westchester County.