Popular in | March |
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Cheapest in | January |
Round-trip from | $302 |
One-way from | $229 |
Thursday flights are generally found to be more expensive for flights from Portland to Knoxville. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Knoxville.
Travelers have found it’s best to book a flight 18 days in advance to save up to 243% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 18 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to Knoxville 1-2 weeks in advance for as low as $318, or $762 for flights within the next 24 hours.
Our data shows that January tends to be the cheapest month to fly to Knoxville from Portland. Users have commonly found prices around $534 for the month, but tickets can be as low as $340. Due to multiple factors, prepare for potentially higher prices in March.
When flying from Portland to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 6% versus a flight at noon.
Fly from
Fly to
Budget
$225 - $538
Route
Depart
Return
Price
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Thu 8/15
1 stop12h 34m
Knoxville McGhee Tyson
Mon 8/19
1 stop11h 56m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Fri 9/6
1 stop8h 31m
Knoxville McGhee Tyson
Tue 9/10
1 stop7h 53m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Tue 9/17
1 stop6h 57m
Knoxville McGhee Tyson
Sat 9/21
1 stop9h 52m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Tue 9/17
1 stop8h 42m
Knoxville McGhee Tyson
Sat 9/21
2 stops10h 19m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Thu 8/15
2 stops17h 21m
Knoxville McGhee Tyson
Mon 8/19
1 stop11h 56m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Tue 6/18
1 stop14h 58m
Knoxville McGhee Tyson
Mon 6/24
1 stop28h 15m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Thu 11/7
1 stop6h 42m
Knoxville McGhee Tyson
Thu 11/14
2 stops9h 45m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Wed 8/14
1 stop6h 54m
Knoxville McGhee Tyson
Mon 8/19
1 stop7h 56m
PortlandKnoxville McGhee Tyson
PDX - TYS
PDXTYS
Portland
Mon 7/8
1 stop8h 34m
Knoxville McGhee Tyson
Wed 7/24
2 stops10h 47m
TYS Temperature | 39.2 - 78.8 °F |
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Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to Knoxville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to Knoxville.
Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to Knoxville, users can toggle the no change fees filter when performing a flight search.
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