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Cheap flights from Oregon to Knoxville from $140

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 2/13. 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
0 bags

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Find the cheapest flights from Oregon to Knoxville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:48 pm - 3:33 pm
PDX
-
TYS
22h 45m
1 stop
Multiple Airlines Logo
6:20 pm - 1:02 pm
TYS
-
PDX
45h 42m
2 stops
$301Multiple Airlines
Wed, Apr 29 - Mon, May 4
Delta Logo
5:25 pm - 9:27 am
MFR
-
TYS
13h 02m
2 stops
Delta Logo
3:00 pm - 11:48 pm
TYS
-
MFR
11h 48m
2 stops
$327Delta
Tue, May 26 - Tue, Jun 2
American Airlines Logo
6:22 am - 9:21 pm
PDX
-
TYS
11h 59m
1 stop
American Airlines Logo
11:31 am - 10:42 pm
TYS
-
PDX
14h 11m
1 stop
$358American Airlines
Sat, Apr 18 - Tue, Apr 21
Delta Logo
5:25 pm - 11:12 am
MFR
-
TYS
14h 47m
2 stops
Delta Logo
3:00 pm - 11:48 pm
TYS
-
MFR
11h 48m
2 stops
$358Delta
Wed, May 27 - Wed, Jun 3
United Airlines Logo
11:59 pm - 10:08 am
PDX
-
TYS
7h 09m
1 stop
United Airlines Logo
7:05 am - 12:34 pm
TYS
-
PDX
8h 29m
1 stop
$359United Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
5:00 am - 4:52 pm
PDX
-
TYS
8h 52m
2 stops
United Airlines Logo
4:30 pm - 9:14 pm
TYS
-
PDX
7h 44m
1 stop
$364United Airlines
Wed, Apr 15 - Wed, Apr 22
Delta Logo
11:30 pm - 9:16 am
BOI
-
TYS
7h 46m
1 stop
Delta Logo
11:02 am - 9:01 pm
TYS
-
BOI
11h 59m
2 stops
$364Delta
Wed, Apr 8 - Wed, Apr 15
American Airlines Logo
11:40 pm - 11:31 am
PDX
-
TYS
8h 51m
1 stop
American Airlines Logo
4:29 pm - 10:02 pm
TYS
-
PDX
8h 33m
1 stop
$367American Airlines
Tue, Mar 3 - Tue, Mar 17
Frontier Logo
1:48 pm - 3:33 pm
PDX
-
TYS
22h 45m
1 stop
Frontier Logo
4:28 pm - 11:03 am
TYS
-
PDX
21h 35m
1 stop
$371Frontier
Wed, May 6 - Sun, May 10
American Airlines Logo
11:40 pm - 10:26 am
PDX
-
TYS
7h 46m
1 stop
American Airlines Logo
4:09 pm - 10:49 pm
TYS
-
PDX
9h 40m
1 stop
$372American Airlines
Tue, Apr 28 - Sat, May 2

Delta flights from Oregon to Knoxville

Our best Delta deals on Oregon to Knoxville flight tickets
Delta
May 26
MFR5:25 pmMedford
13h 02m
2 stops
TYS9:27 amKnoxville McGhee Tyson
Jun 2
TYS3:00 pmKnoxville McGhee Tyson
11h 48m
2 stops
MFR11:48 pmMedford
$327
Delta
May 27
MFR5:25 pmMedford
14h 47m
2 stops
TYS11:12 amKnoxville McGhee Tyson
Jun 3
TYS3:00 pmKnoxville McGhee Tyson
11h 48m
2 stops
MFR11:48 pmMedford
$358
Delta
Apr 8
BOI11:30 pmBoise Air Term. Gowen Fld
7h 46m
1 stop
TYS9:16 amKnoxville McGhee Tyson
Apr 15
TYS11:02 amKnoxville McGhee Tyson
11h 59m
2 stops
BOI9:01 pmBoise Air Term. Gowen Fld
$364

Southwest flights from Oregon to Knoxville

Our best Southwest deals on Oregon to Knoxville flight tickets
Southwest
Apr 30
BOI7:55 pmBoise Air Term. Gowen Fld
13h 45m
2 stops
TYS11:40 amKnoxville McGhee Tyson
May 5
TYS2:55 pmKnoxville McGhee Tyson
10h 35m
2 stops
BOI11:30 pmBoise Air Term. Gowen Fld
$493
Southwest
Mar 11
BOI5:40 amBoise Air Term. Gowen Fld
12h 25m
2 stops
TYS8:05 pmKnoxville McGhee Tyson
Mar 16
TYS1:20 pmKnoxville McGhee Tyson
12h 00m
2 stops
BOI11:20 pmBoise Air Term. Gowen Fld
$513
Southwest
Jun 6
BOI7:25 amBoise Air Term. Gowen Fld
10h 10m
2 stops
TYS7:35 pmKnoxville McGhee Tyson
Jun 13
TYS7:00 amKnoxville McGhee Tyson
9h 35m
2 stops
BOI2:35 pmBoise Air Term. Gowen Fld
$627

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 February 8, 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

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 4/29

1:48 pm-3:33 pm

1 stop22h 45m

Knoxville McGhee Tyson

Mon 5/4

6:20 pm-1:02 pm

2 stops45h 42m

$301

MedfordKnoxville

MFR - TYS

MFRTYS

Medford

Tue 5/26

5:25 pm-9:27 am

2 stops13h 02m

Knoxville McGhee Tyson

Tue 6/2

3:00 pm-11:48 pm

2 stops11h 48m

$327

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Sat 4/18

6:22 am-9:21 pm

1 stop11h 59m

Knoxville McGhee Tyson

Tue 4/21

11:31 am-10:42 pm

1 stop14h 11m

$358

MedfordKnoxville

MFR - TYS

MFRTYS

Medford

Wed 5/27

5:25 pm-11:12 am

2 stops14h 47m

Knoxville McGhee Tyson

Wed 6/3

3:00 pm-11:48 pm

2 stops11h 48m

$358

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 4/15

11:59 pm-10:08 am

1 stop7h 09m

Knoxville McGhee Tyson

Wed 4/22

7:05 am-12:34 pm

1 stop8h 29m

$359

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 4/15

5:00 am-4:52 pm

2 stops8h 52m

Knoxville McGhee Tyson

Wed 4/22

4:30 pm-9:14 pm

1 stop7h 44m

$364

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Wed 4/8

11:30 pm-9:16 am

1 stop7h 46m

Knoxville McGhee Tyson

Wed 4/15

11:02 am-9:01 pm

2 stops11h 59m

$364

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Tue 3/3

11:40 pm-11:31 am

1 stop8h 51m

Knoxville McGhee Tyson

Tue 3/17

4:29 pm-10:02 pm

1 stop8h 33m

$367

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 5/6

1:48 pm-3:33 pm

1 stop22h 45m

Knoxville McGhee Tyson

Sun 5/10

4:28 pm-11:03 am

1 stop21h 35m

$371

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Tue 4/28

11:40 pm-10:26 am

1 stop7h 46m

Knoxville McGhee Tyson

Sat 5/2

4:09 pm-10:49 pm

1 stop9h 40m

$372

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 August is, on average, the cheapest month to fly to Knoxville from Oregon, with most prices found around $383. If you aren’t able to travel during the month of August, then book flights to Knoxville from Oregon during September instead. Flights to Knoxville in September, while not as cheap as those in August, still average around $403.

How far in advance should I book a flight 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 $454 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 $347 on momondo.

Can stopping save me money on Oregon to Knoxville flights?

You could potentially save up to 59% 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 54m

Direct flights

None
The fastest flight from Oregon to Knoxville takes 5h 54m
There are no direct flights from Oregon to Knoxville. There are no popular flight routes from Oregon to Knoxville.
Search flight deals

  • 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
FrontierPriceFrom $240Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.9
8,174 reviews
Search Delta flights
American AirlinesPriceFrom $298Free CancellationRating
7.2
11,258 reviews
Search American 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
Crossville
Maryville
Alcoa
Murphy
Oak Ridge
Lenoir City
Newport
Kodak
Dandridge
Jefferson City
Clinton
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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