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Knoxville

$160+ Cheap flights from Oregon to Knoxville (TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — TYS
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Oregon to Knoxville

Cheapest flights from Oregon to Knoxville
Explore the most affordable flight options available from Oregon to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:56 pm
PDX
-
TYS
1 stop16h 53m
Multiple Airlines
Sun 8/307:00 am
TYS
-
PDX
1 stop13h 11m
Multiple Airlines
Deal found 7/28$302
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:24 pm
BOI
-
TYS
1 stop6h 29m
United Airlines
Thu 8/274:50 pm
TYS
-
BOI
1 stop6h 47m
United Airlines
Deal found 7/24$311
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:22 pm
PDX
-
TYS
1 stop18h 49m
Multiple Airlines
Sun 10/116:30 am
TYS
-
PDX
1 stop13h 05m
Multiple Airlines
Deal found 7/23$314
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 am
EUG
-
TYS
1 stop7h 54m
United Airlines
Sat 8/224:50 pm
TYS
-
EUG
1 stop7h 27m
United Airlines
Deal found 7/26$315
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:59 pm
BOI
-
TYS
1 stop7h 53m
Delta
Sun 9/66:35 am
TYS
-
BOI
1 stop9h 07m
Delta
Deal found 7/27$316
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:40 pm
EUG
-
TYS
2 stops13h 00m
Delta
Tue 10/275:45 am
TYS
-
EUG
2 stops10h 11m
Delta
Deal found 7/23$319
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:17 pm
PDX
-
TYS
2 stops17h 18m
Multiple Airlines
Sun 8/307:00 am
TYS
-
PDX
1 stop13h 11m
Multiple Airlines
Deal found 7/28$319
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:56 pm
PDX
-
TYS
2 stops18h 03m
Multiple Airlines
Sun 8/307:00 am
TYS
-
PDX
1 stop13h 11m
Multiple Airlines
Deal found 7/28$326
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:20 pm
PDX
-
TYS
2 stops26h 46m
Multiple Airlines
Sun 8/307:00 am
TYS
-
PDX
1 stop13h 11m
Multiple Airlines
Deal found 7/28$329
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:56 pm
PDX
-
TYS
1 stop16h 53m
Multiple Airlines
Mon 8/3110:00 am
TYS
-
PDX
2 stops34h 11m
Multiple Airlines
Deal found 7/28$330
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:20 pm
PDX
-
TYS
2 stops20h 45m
Multiple Airlines
Sun 8/307:00 am
TYS
-
PDX
1 stop13h 11m
Multiple Airlines
Deal found 7/28$335
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 am
EUG
-
TYS
2 stops12h 45m
United Airlines
Tue 10/279:00 am
TYS
-
EUG
1 stop7h 14m
United Airlines
Deal found 7/23$340

Find flight deals from Oregon to Knoxville

Keep the following information in mind while searching for Oregon to Knoxville flight deals. Data was last updated July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$311
(United Airlines)

One-way from

$160
(Delta)

Popular in

May

Cheapest in

August

Average price

$603
Provider with most accurate pricing for Portland-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Knoxville McGhee Tyson flights.
Search Deals
From Oregon to Knoxville McGhee Tyson
Search Deals
One-way flight from Oregon to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 28, 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
Quickest round-trip

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Thu 8/20

12:24 pm-8:53 pm

1 stop6h 29m

Knoxville McGhee Tyson

Thu 8/27

4:50 pm-9:37 pm

1 stop6h 47m

$311

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Thu 9/3

1:59 pm-11:52 pm

1 stop7h 53m

Knoxville McGhee Tyson

Sun 9/6

6:35 am-1:42 pm

1 stop9h 07m

$316

EugeneKnoxville

EUG - TYS

EUGTYS

Eugene

Tue 8/18

5:00 am-3:54 pm

1 stop7h 54m

Knoxville McGhee Tyson

Sat 8/22

5:45 am-3:48 pm

2 stops13h 03m

$320

EugeneKnoxville

EUG - TYS

EUGTYS

Eugene

Sat 10/17

5:00 am-8:45 pm

2 stops12h 45m

Knoxville McGhee Tyson

Tue 10/27

9:00 am-1:14 pm

1 stop7h 14m

$340

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Mon 9/21

11:10 pm-9:29 am

1 stop8h 19m

Knoxville McGhee Tyson

Sat 9/26

6:20 am-1:29 pm

1 stop9h 09m

$359

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Wed 8/19

11:02 pm-9:57 am

1 stop7h 55m

Knoxville McGhee Tyson

Sat 8/22

7:00 am-11:28 am

1 stop7h 28m

$363

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Tue 8/25

12:45 pm-10:29 pm

1 stop6h 44m

Knoxville McGhee Tyson

Tue 9/1

3:40 pm-10:45 pm

2 stops10h 05m

$368

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Thu 10/1

11:30 pm-9:45 am

1 stop7h 15m

Knoxville McGhee Tyson

Tue 10/6

10:42 am-5:47 pm

2 stops10h 05m

$368

RedmondKnoxville

RDM - TYS

RDMTYS

Bend/Redmond

Tue 8/25

5:00 am-3:54 pm

1 stop7h 54m

Knoxville McGhee Tyson

Tue 9/1

9:00 am-12:50 pm

1 stop6h 50m

$373

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Sat 9/5

11:30 pm-1:50 pm

2 stops11h 20m

Knoxville McGhee Tyson

Fri 9/11

5:45 pm-11:45 pm

2 stops9h 00m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 52 resultsSorted by cheapest first
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Best time to book a flight from Oregon to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Knoxville

What is the cheapest month to book a flight from Oregon to Knoxville?

Currently, August is the cheapest month in which you can book a flight from Oregon to Knoxville (average of $412). Flying from Oregon to Knoxville in May is currently the most expensive (average of $630). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Oregon to Knoxville?

Airfare is below average for this route at the moment.
Oregon to Knoxville flights typically cost between $326 and $498 in October.
The cheapest round-trip price found within the last 5 days was $314 on Multiple Airlines (Oct 3-Oct 11).

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

To ensure you get the cheapest price possible for a flight from Oregon to Knoxville, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knoxville from Oregon?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Knoxville from Oregon.

  • How long is the flight from Oregon to Knoxville?

    Departing from Oregon to Knoxville will take you 6h 29m. Airlines will cover a distance of 1782 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Oregon to Knoxville one-way?

    $125 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $134 and $218, respectively.

  • What are the most popular routes from Oregon to Knoxville?

    The most popular flight routes from Oregon to Knoxville are Portland - Knoxville McGhee Tyson, Eugene - Knoxville McGhee Tyson and Boise Air Term. Gowen Fld - Knoxville McGhee Tyson.

  • Can I find deals for flights from Oregon to Knoxville that include hotel bookings?

    Yes. In addition to deals on Oregon to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Knoxville.

  • Can I find deals for business class flights from Oregon to Knoxville?

    Yes. Cheapflights offers flight deals from Oregon to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Knoxville?

    Currently, August is the cheapest month in which you can book a flight from Oregon to Knoxville (average of $412). Flying from Oregon to Knoxville in May is currently the most expensive (average of $630). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa

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Top 4 airlines flying from Oregon to Knoxville

Discover the top 4 airlines that operate flights from Oregon to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$494FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$317Average$581FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$317Average$381FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$324Average$479FlexibilityNo cancel feeOn-time71%

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