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Cheap flights from Oregon to Knoxville from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Knoxville departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Knoxville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:20 pm - 7:24 pm
PDX
-
TYS
28h 04m
1 stop
Frontier Logo
8:19 pm - 4:51 pm
TYS
-
PDX
23h 32m
1 stop
$274Frontier
Thu, Aug 6 - Wed, Aug 12
Frontier Logo
12:20 pm - 7:24 pm
PDX
-
TYS
28h 04m
1 stop
Frontier Logo
8:19 pm - 4:51 pm
TYS
-
PDX
23h 32m
1 stop
$286Frontier
Thu, Aug 6 - Wed, Aug 12
American Airlines Logo
12:12 pm - 11:18 pm
BOI
-
TYS
9h 06m
1 stop
American Airlines Logo
6:03 am - 11:16 am
TYS
-
BOI
7h 13m
1 stop
$307American Airlines
Wed, Aug 19 - Thu, Aug 27
American Airlines Logo
8:01 am - 11:18 pm
BOI
-
TYS
13h 17m
2 stops
American Airlines Logo
5:33 pm - 10:11 pm
TYS
-
BOI
6h 38m
1 stop
$312American Airlines
Wed, Aug 19 - Thu, Aug 27
Southwest Logo
6:40 am - 3:55 pm
EUG
-
TYS
6h 15m
1 stop
Southwest Logo
1:55 pm - 9:15 pm
TYS
-
EUG
10h 20m
1 stop
$317Southwest
Mon, Sep 14 - Sat, Sep 19
American Airlines Logo
8:01 am - 11:18 pm
BOI
-
TYS
13h 17m
2 stops
American Airlines Logo
1:56 pm - 10:40 pm
TYS
-
BOI
10h 44m
2 stops
$317American Airlines
Wed, Aug 19 - Thu, Aug 27
Southwest Logo
6:40 am - 3:55 pm
EUG
-
TYS
6h 15m
1 stop
Southwest Logo
6:50 am - 9:15 pm
TYS
-
EUG
17h 25m
2 stops
$328Southwest
Mon, Sep 14 - Sat, Sep 19
Delta Logo
5:51 pm - 10:14 am
EUG
-
TYS
13h 23m
2 stops
Delta Logo
3:55 pm - 11:47 pm
TYS
-
EUG
10h 52m
2 stops
$335Delta
Mon, Oct 5 - Sat, Oct 31
Delta Logo
1:59 pm - 11:52 pm
BOI
-
TYS
7h 53m
1 stop
Delta Logo
6:25 pm - 11:59 pm
TYS
-
BOI
7h 34m
1 stop
$337Delta
Mon, Aug 17 - Tue, Aug 25
Multiple Airlines Logo
5:56 pm - 1:49 pm
PDX
-
TYS
16h 53m
1 stop
Multiple Airlines Logo
7:00 am - 5:11 pm
TYS
-
PDX
13h 11m
1 stop
$339Multiple Airlines
Wed, Aug 19 - Sun, Aug 23

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Delta flights from Oregon to Knoxville

Our best Delta deals on Oregon to Knoxville flight tickets
Delta
Oct 5
EUG5:51 pmEugene
13h 23m
2 stops
TYS10:14 amKnoxville McGhee Tyson
Oct 31
TYS3:55 pmKnoxville McGhee Tyson
10h 52m
2 stops
EUG11:47 pmEugene
$335
Delta
Aug 17
BOI1:59 pmBoise Air Term. Gowen Fld
7h 53m
1 stop
TYS11:52 pmKnoxville McGhee Tyson
Aug 25
TYS6:25 pmKnoxville McGhee Tyson
7h 34m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
$337
Delta
Oct 5
EUG4:45 pmEugene
13h 27m
2 stops
TYS9:12 amKnoxville McGhee Tyson
Oct 26
TYS11:30 amKnoxville McGhee Tyson
15h 17m
2 stops
EUG11:47 pmEugene
$351

United Airlines flights from Oregon to Knoxville

Our best United Airlines deals on Oregon to Knoxville flight tickets
United Airlines
Sep 23
BOI12:28 pmBoise Air Term. Gowen Fld
8h 21m
1 stop
TYS10:49 pmKnoxville McGhee Tyson
Sep 26
TYS6:00 amKnoxville McGhee Tyson
7h 28m
1 stop
BOI11:28 amBoise Air Term. Gowen Fld
$355
United Airlines
Aug 12
BOI12:24 pmBoise Air Term. Gowen Fld
6h 29m
1 stop
TYS8:53 pmKnoxville McGhee Tyson
Aug 15
TYS7:00 amKnoxville McGhee Tyson
10h 31m
2 stops
BOI3:31 pmBoise Air Term. Gowen Fld
$360
United Airlines
Aug 5
PDX11:59 pmPortland
8h 20m
1 stop
TYS11:19 amKnoxville McGhee Tyson
Aug 29
TYS6:02 pmKnoxville McGhee Tyson
7h 50m
1 stop
PDX10:52 pmPortland
$376

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Oregon to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Thu 8/6

12:20 pm-7:24 pm

1 stop28h 04m

Knoxville McGhee Tyson

Wed 8/12

8:19 pm-4:51 pm

1 stop23h 32m

$274

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Thu 8/6

12:20 pm-7:24 pm

1 stop28h 04m

Knoxville McGhee Tyson

Wed 8/12

8:19 pm-4:51 pm

1 stop23h 32m

$286

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Wed 8/19

12:12 pm-11:18 pm

1 stop9h 06m

Knoxville McGhee Tyson

Thu 8/27

6:03 am-11:16 am

1 stop7h 13m

$307

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Wed 8/19

8:01 am-11:18 pm

2 stops13h 17m

Knoxville McGhee Tyson

Thu 8/27

5:33 pm-10:11 pm

1 stop6h 38m

$312

EugeneKnoxville

EUG - TYS

EUGTYS

Eugene

Mon 9/14

6:40 am-3:55 pm

1 stop6h 15m

Knoxville McGhee Tyson

Sat 9/19

1:55 pm-9:15 pm

1 stop10h 20m

$317

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Wed 8/19

8:01 am-11:18 pm

2 stops13h 17m

Knoxville McGhee Tyson

Thu 8/27

1:56 pm-10:40 pm

2 stops10h 44m

$317

EugeneKnoxville

EUG - TYS

EUGTYS

Eugene

Mon 9/14

6:40 am-3:55 pm

1 stop6h 15m

Knoxville McGhee Tyson

Sat 9/19

6:50 am-9:15 pm

2 stops17h 25m

$328

EugeneKnoxville

EUG - TYS

EUGTYS

Eugene

Mon 10/5

5:51 pm-10:14 am

2 stops13h 23m

Knoxville McGhee Tyson

Sat 10/31

3:55 pm-11:47 pm

2 stops10h 52m

$335
Quickest round-trip

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Mon 8/17

1:59 pm-11:52 pm

1 stop7h 53m

Knoxville McGhee Tyson

Tue 8/25

6:25 pm-11:59 pm

1 stop7h 34m

$337

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 8/19

5:56 pm-1:49 pm

1 stop16h 53m

Knoxville McGhee Tyson

Sun 8/23

7:00 am-5:11 pm

1 stop13h 11m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Oregon to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Knoxville?

The month of October is, on average, the cheapest month to fly to Knoxville from Oregon, with most prices found around $139. If you aren’t able to travel during the month of October, then book flights to Knoxville from Oregon during August instead. Flights to Knoxville in August, while not as cheap as those in October, still average around $174.

How far in advance should I book a flight from Oregon to Knoxville?

You are more likely to see cheaper flights to Knoxville from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $476 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Oregon for as low as $377 on momondo.

Can stopping save me money on Oregon to Knoxville flights?

You could potentially save up to 23% on your flight if you consider stops on a Oregon to Knoxville flight.

Cheap Oregon to Knoxville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Knoxville

Fastest flight time

5h 45m

Direct flights

None
The fastest flight from Oregon to Knoxville takes 5h 45m
There are no direct flights from Oregon to Knoxville. There are no popular flight routes from Oregon to Knoxville.
Search flight deals

Frequently asked questions about flying from Oregon to Knoxville

  • When did momondo last update prices for flights from Oregon to Knoxville McGhee Tyson Airport?

    Prices for flights from Oregon to Knoxville McGhee Tyson Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Oregon to Knoxville McGhee Tyson Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The necessary travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Knoxville

Compare and see reviews for airlines that fly from Oregon to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $268Free CancellationRating
7.8
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $304Free CancellationRating
7.1
11,769 reviews
Search American Airlines flights
United AirlinesPriceFrom $317Free CancellationRating
7.4
9,893 reviews
Search United Airlines flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Alcoa
Maryville
Murphy
Crossville
Oak Ridge
Kodak
Newport
Lenoir City
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Knoxville?

It is quick and easy to find Oregon to Knoxville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Knoxville that suits you.

Can I find flights from Oregon to Knoxville with flexible booking policies on momondo?

momondo does allow users to show only those flights to Knoxville from Oregon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oregon to Knoxville?

Once all potential Oregon to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Oregon to Knoxville right now. Can momondo alert me if prices change?

Price alerts on flights to Knoxville from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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