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Cheap flights from Knoxville (TYS) to Portland (PDX)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)

How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)
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How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)
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How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)
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Cheap flights from Knoxville to Portland in May , June 2026

31 May - 10 Jun $ 327.00
TYS
Knoxville
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
TYS
Knoxville
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24 May - 05 Jun $ 692.00
TYS
Knoxville
Alaska Airlines
2 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
TYS
Knoxville
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22 May - 03 Jun $ 830.00
TYS
Knoxville
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to Portland

29 May - 31 May $ 644.00
TYS
Knoxville
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
TYS
Knoxville
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24 May - 31 May $ 716.00
TYS
Knoxville
Alaska Airlines
2 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
TYS
Knoxville
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21 May - 31 May $ 793.00
TYS
Knoxville
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
TYS
Knoxville
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One-way flights to Portland from Knoxville

7:00 AM - 3:00 PM
Frontier Airlines
1 Stops
12h 46m
TYS - PDX
$ 201
Kiwi
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1:14 PM - 9:59 PM
Alaska Airlines
2 Stops
12h 50m
TYS - PDX
$ 353
Kiwi
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7:15 AM - 9:30 AM
United Airlines
1 Stops
7h 41m
TYS - PDX
$ 416
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)

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How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Knoxville (TYS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.