We tried looking for a list of airlines flying on Portland to Knoxville route and that list simply appears to be empty
Helping travelers to find the best flight offers
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Portland to Knoxville:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
We tried looking for a list of airlines flying on Portland to Knoxville route and that list simply appears to be empty
A direct flight is the most convenient and comfortable way to fly from Portland to Knoxville, despite the fact that sometimes flights with transfers can cost significantly less.
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Portland to Knoxville. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Portland to Knoxville
Below you will find a list of airlines operating flights on the Portland — Knoxville route and the starting prices for flights of each specific airline on it.
There appear to be no direct flights from Portland to Knoxville at this time.... Well, or something went wrong on our side and we couldn't find anything
The cheapest flight ticket from Portland to Knoxville according to data for the last 48 hours costs $197
Often the best time to buy tickets from Portland to Knoxville is 2 months before departure.
The fastest flights from Portland to Knoxville start from 3 hours 17 minutes in the air.
The following airlines operate direct flights on the route Portland — Knoxville:
Unable to find information about the schedule of direct flights from
The cheapest one-way flight from Portland to Knoxville departs on 06/13/2025, is operated by Allegiant Air and costs $197
The cheapest roundtrip flight from Portland to Knoxville departs on 05/14/2025, is operated by Spirit Airlines and costs $359
Fastest flight from Portland to Knoxville takes 1d 3h 17m
There are no direct flights on this route.
The distance between Portland and Knoxville is 3393km (2104 miles). The time difference between Portland and Knoxville is 3h .
We couldn't find any special offers for flights from Portland to Knoxville
