Cheap Flights from Portland International Airport to Knoxville (TYS) Find and Compare the Best Airline Deals | Skyticket

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2025/6
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Portland (Oregon)－McGhee Tyson Airport
June Lowest Airfares
USD400

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－McGhee Tyson Airport
July Lowest Airfares -----

Portland (Oregon)－McGhee Tyson Airport
August Lowest Airfares -----
Portland (Oregon)－McGhee Tyson Airport
September Lowest Airfares -----
Portland (Oregon)－McGhee Tyson Airport
October Lowest Airfares -----

Portland (Oregon)－Knoxville
Estimated Flight Time
5 Hours 24 Minutes
Portland (Oregon)－Knoxville
Number of Operating Airlines
3

Operating Airlines for Portland (Oregon)－McGhee Tyson Airport Route
American Airlines

Alaska Airlines

United Airlines

Other Destinations from:Portland (Oregon)

Portland (Oregon)－Lewistown (Montana)(Lewiston–Nez Perce County)
USD354〜
* Fares vary in accordance to seat availability
Other Departures to: Knoxville
* Fares vary in accordance to seat availability