Cheap flights from Portland to Knoxville from £90

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1 stop
Sat, Oct 25
Portland PDXKnoxville TYS
£90
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2 stops
Sat, Oct 25
Portland PDXKnoxville TYS
£118
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1 stop
Sun, Oct 26
Portland PDXKnoxville TYS
£183
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1 stop
Mon, Oct 27
Portland PDXKnoxville TYS
£237
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1 stop
Mon, Oct 27
Portland PDXKnoxville TYS
£237
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1 stop
Mon, Oct 27
Portland PDXKnoxville TYS
£237
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1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
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1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
Search
1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
Search
1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
Search
1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
Search
1 stop
Tue, Oct 28 – Sat, Nov 1
Portland PDXKnoxville TYS
£292
Search

Prices updated:

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Search by stops

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How much do flights to Knoxville cost?

Cheapest one-way trip

£90

Cheapest round-trip

£292

Average round-trip

£398

Includes rare itinerary

Travel hack

Most popular airline

United Airlines

Key info about flying to Knoxville

Depart from
Portland International
Arrive to
McGhee Tyson
Average flights per week
151
Flight distance

Check-in for a flight from Portland to Knoxville

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Allegiant AirAAYG4No
Frontier AirlinesFFTF9No
Sun Country AirlinesSCXSYYes
Spirit AirlinesNKSNKNo

Online check-in is not available for these airlines.

Weather in Knoxville

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C-1°C
February10°C1°C
March15°C4°C
April20°C9°C
May25°C14°C
June29°C18°C
July31°C20°C
August30°C19°C
September27°C16°C
October21°C10°C
November14°C4°C
December10°C2°C
Hottest Month
31°C
July
Coldest month
-1°C
January
Sunny days
258
days per year
Snow days
4
days per year

14 day forecast

Friday
3 Oct
30°C13°C
10 Oct
87%
19°C13°C
Saturday
4 Oct
25°C12°C
11 Oct
78%
16°C12°C
Sunday
5 Oct
26°C14°C
12 Oct
23°C13°C
Monday
6 Oct
29°C17°C
13 Oct
23°C14°C
Tuesday
7 Oct
88%
28°C19°C
14 Oct
21°C10°C
Wednesday
8 Oct
73%
28°C19°C
15 Oct
22°C8°C
Thursday
9 Oct
22°C17°C
16 Oct
23°C13°C

Knoxville travel tips

Try a zip line adventure

The Treetop Zipline Adventure Park (Navitat) has six different trails to try, ranging from easy to extreme. Each trail consists of different elements, including rope bridges, swings, zip lines and climbs, and is a fun adventure for everyone aged over seven years. Navitat is located at the Ijams Nature centre.

Be 1:100,000 at Neyland!

Neyland Stadium is home to UT Vols Football Team, and there is something very special about being in the ‘sea of orange’ crowd of 100,0000 people plus singing Rocky Top loudly! What a memorable experience! There are food and drink outlets when you need them. The stadium is also the venue for many great concerts too.

Discover the Old Smoky!

You can discover the colourful history of Knoxville’s railroad history at the Old Smoky Railway Museum, which stands just behind the Southern Railway Depot. There are carriages of different types to explore using the self-tour guide and the chance to go on a short rail journey.

The most popular airlines for this route are United Airlines, Allegiant Air, Frontier Airlines, Sun Country Airlines, and Spirit Airlines. Portland and Knoxville have 151 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Portland?
Travelers frequently search for route combinations, such as Portland and London, Guadalajara, Mexico City, Los Angeles, Las Vegas, Phoenix, San Francisco, Oaxaca, Manchester, Edinburgh, Denver, Kailua, New York, Ontario, Calgary, Puerto Escondido, Oaxaca, Chicago, San Diego, Puerto Vallarta, San José del Cabo.
What are the most popular routes to and from Knoxville?
Travelers frequently search for route combinations, such as Knoxville and London, Fort Lauderdale, Denver, Tampa, Orlando, Houston, Austin, Boston, New York, Belleville, Las Vegas, Punta Gorda, Phoenix, South Bend, Barcelona, Bogotá, Chicago, Amsterdam, Anchorage, Geneva.
What airports are near Portland?
The main airport in Portland is Portland International. It is also served by Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base, Boeing Field.
What airports are near Knoxville?
The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.
Which airlines fly between Portland and Knoxville?
Currently, you can fly between Portland and Knoxville with United Airlines, Allegiant Air, Frontier Airlines, Sun Country Airlines, Spirit Airlines.
When’s the best time to travel between Portland and Knoxville?
If you don’t have specific dates for your trip between Portland and Knoxville, 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.
What flights operate between Portland and Knoxville?
Traveling between Portland and Knoxville, 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.
How many airports are there near Portland?
There are a number of airports in and around Portland. The main one is Portland International and other nearby airports include Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base, Boeing Field
How many airports are there near Knoxville?
There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.
What time do nonstop (direct) flights between Portland and Knoxville depart?
What time do nonstop (direct) flights between Portland and Knoxville arrive?
What time do flights between Portland and Knoxville depart?
What time do flights between Portland and Knoxville arrive?

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