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Riverside

$128+ Cheap flights from Knoxville (TYS) to Riverside, CA

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LAX
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Knoxville to Riverside

Cheapest flights from Knoxville to Riverside
Explore the most affordable flight options available from Knoxville to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This Frontier deal was found by Cheapflights users on 1/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:13 pm
TYS
-
LAX
1 stop7h 17m
Frontier
Mon 3/26:01 am
LAX
-
TYS
1 stop10h 17m
Frontier
Deal found 1/23$181
This Priceline deal was found by Cheapflights users on 1/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:13 pm
TYS
-
LAX
1 stop7h 17m
Frontier
Mon 3/96:15 am
LAX
-
TYS
1 stop6h 10m
Frontier
Deal found 1/23$199
This CheapOair deal was found by Cheapflights users on 1/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/64:25 pm
TYS
-
LAX
1 stop24h 19m
Frontier
Thu 2/1211:30 am
LAX
-
TYS
1 stop28h 57m
Frontier
Deal found 1/23$247
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Fri 2/64:25 pm
TYS
-
LAX
1 stop24h 19m
Multiple Airlines
Mon 2/911:59 pm
LAX
-
TYS
1 stop31h 09m
Multiple Airlines
Deal found 1/23$252
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Mon 2/238:13 pm
TYS
-
LAX
1 stop20h 03m
Multiple Airlines
Mon 3/211:59 pm
LAX
-
TYS
1 stop31h 11m
Multiple Airlines
Deal found 1/23$254
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Mon 3/28:13 pm
TYS
-
LAX
1 stop28h 02m
Multiple Airlines
Mon 3/910:15 pm
LAX
-
TYS
2 stops41h 48m
Multiple Airlines
Deal found 1/23$279
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
Sun 2/228:30 am
TYS
-
LAX
1 stop25h 36m
Multiple Airlines
Wed 2/254:40 pm
LAX
-
TYS
1 stop21h 37m
Multiple Airlines
Deal found 1/23$286
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 3/258:30 am
TYS
-
LAX
1 stop13h 31m
Multiple Airlines
Wed 4/19:05 pm
LAX
-
TYS
1 stop16h 15m
Multiple Airlines
Deal found 1/22$291
This Kiwi.com deal was found by Cheapflights users on 1/22. 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.
Thu 4/98:00 am
TYS
-
LAX
1 stop16h 36m
Multiple Airlines
Tue 4/148:54 pm
LAX
-
TYS
2 stops39h 47m
Multiple Airlines
Deal found 1/22$298
This American Airlines deal was found by Cheapflights users on 1/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:06 pm
TYS
-
LAX
1 stop7h 46m
American Airlines
Sat 4/1811:41 pm
LAX
-
TYS
1 stop8h 15m
American Airlines
Deal found 1/22$299

Find flight deals from Knoxville to Riverside

Keep the following information in mind while searching for Knoxville to Riverside flight deals. Data was last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$181
(Frontier)

One-way from

$128
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$444
Provider with most accurate pricing for Knoxville McGhee Tyson-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Los Angeles flights.
Search Deals
From Knoxville McGhee Tyson to Riverside
Search Deals
One-way flight from Knoxville McGhee Tyson to Riverside
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Riverside 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 January 24, 2026.
Use the filters below to find and compare flights from Knoxville to Riverside that are best for you.

Fly from

Knoxville

Fly to

Riverside

Route

Depart

Return

Price

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Tue 4/21

5:30 pm-11:45 pm

1 stop9h 15m

Los Angeles

Tue 4/28

6:00 am-3:38 pm

1 stop6h 38m

$299

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Wed 2/25

12:21 pm-6:14 pm

1 stop8h 53m

Los Angeles

Tue 3/3

10:25 am-8:40 pm

1 stop7h 15m

$299

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Wed 3/25

5:24 pm-11:52 pm

1 stop9h 28m

Los Angeles

Tue 4/7

11:30 pm-10:31 am

1 stop8h 01m

$299

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Tue 2/17

7:25 pm-1:09 am

1 stop8h 44m

Los Angeles

Tue 2/24

8:20 am-6:10 pm

1 stop6h 50m

$322

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Thu 3/12

2:49 pm-8:57 pm

1 stop9h 08m

Los Angeles

Tue 3/17

1:17 am-10:48 am

1 stop6h 31m

$322

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Thu 4/23

5:30 pm-10:23 pm

1 stop7h 53m

Los Angeles

Tue 4/28

6:00 am-4:49 pm

1 stop7h 49m

$322

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Tue 4/21

10:46 am-6:14 pm

1 stop10h 28m

Los Angeles

Mon 4/27

11:40 pm-10:06 am

1 stop7h 26m

$322

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Thu 4/23

5:30 pm-10:23 pm

1 stop7h 53m

Los Angeles

Mon 4/27

11:40 pm-10:06 am

1 stop7h 26m

$345

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Tue 3/31

3:00 pm-11:56 pm

1 stop11h 56m

Los Angeles

Tue 4/7

7:00 am-10:36 am

2 stops24h 36m

$352

KnoxvilleLos Angeles

TYS - LAX

TYSLAX

Knoxville McGhee Tyson

Thu 4/23

9:32 pm-11:51 pm

1 stop29h 19m

Los Angeles

Tue 4/28

11:27 am-10:36 am

2 stops20h 09m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 21 results
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Best time to book a flight from Knoxville to Riverside

Have a flexible travel schedule? Discover the best time to fly to Riverside from Knoxville 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 Knoxville to Riverside

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

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Riverside. Price data was last updated on January 16, 2026.

To ensure you get the cheapest price possible for a flight from Knoxville to Riverside, you should look to book at least 67 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.

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

Currently, January is the cheapest month in which you can book a flight from Knoxville to Riverside (average of $142). Flying from Knoxville to Riverside in July is currently the most expensive (average of $280). 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.

Reviews of airlines servicing Riverside

Get insights into the airlines that provide service to Riverside. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Riverside. Reviews last updated January 24, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Knoxville to Riverside to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,112 reviews

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,112 reviews
Delta
7.9
Good
8,112 reviews

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,193 reviews
Delta
7.9
Good
8,112 reviews

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,193 reviews
Delta
7.9
Good
8,112 reviews

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.7
Fair
3,058 reviews
Delta
7.9
Good
8,112 reviews

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Riverside. 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 from for flights from Knoxville to Riverside?

    For a flight from Knoxville to Riverside, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city. McGhee Tyson is the only Knoxville airport and it handles 0 outbound flights to Riverside per day. 4 airlines have flights to Riverside from Knoxville McGhee Tyson on a regular basis.

  • How long is the flight from Knoxville to Riverside?

    Delta, American Airlines, and United Airlines can get you from Knoxville to Riverside in just under 8h 44m. Your travel time can differ by up to 31m. There are 1944 mi between Knoxville and Riverside. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $91 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $159 and $178, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Riverside 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 Knoxville to Riverside?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Riverside (average of $142). Flying from Knoxville to Riverside in July is currently the most expensive (average of $280). 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

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Top 4 airlines flying from Knoxville to Riverside

Discover the top 4 airlines that operate flights from Knoxville to Riverside. 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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$142Average$302FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$219Average$480FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$269Average$452FlexibilityNo cancel feeOn-time71%
DeltaCheapest$282Average$427FlexibilityNo cancel feeOn-timeN/A

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