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$329+ Cheap flights from San Luis Obispo to Knoxville (SBP - TYS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — TYS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Knoxville

Cheapest flights from San Luis Obispo to Knoxville
Explore the most affordable flight options available from San Luis Obispo to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:56 pm
SBP
-
TYS
1 stop8h 00m
American Airlines
Sat 5/95:44 am
TYS
-
SBP
1 stop9h 27m
American Airlines
Deal found 1/28$329
This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/111:03 pm
SBP
-
TYS
1 stop6h 44m
American Airlines
Sun 2/155:40 am
TYS
-
SBP
1 stop9h 22m
American Airlines
Deal found 1/26$389
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:00 am
SBP
-
TYS
2 stops8h 52m
United Airlines
Sat 5/97:05 am
TYS
-
SBP
2 stops13h 06m
United Airlines
Deal found 1/28$400
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:00 am
SBP
-
TYS
1 stop8h 00m
United Airlines
Tue 6/99:05 am
TYS
-
SBP
1 stop7h 11m
United Airlines
Deal found 1/27$491
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1212:45 pm
SBP
-
TYS
1 stop8h 10m
American Airlines
Sun 2/155:40 am
TYS
-
SBP
1 stop9h 22m
American Airlines
Deal found 1/27$493
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 2/115:00 am
SBP
-
TYS
2 stops12h 52m
United Airlines
Sun 2/159:40 am
TYS
-
SBP
2 stops14h 29m
United Airlines
Deal found 1/26$500
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/125:00 am
SBP
-
TYS
2 stops12h 37m
United Airlines
Sun 2/159:40 am
TYS
-
SBP
2 stops14h 29m
United Airlines
Deal found 1/27$540

Find flight deals from San Luis Obispo to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$598
Provider with most accurate pricing for San Luis Obispo County-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Knoxville McGhee Tyson flights.
Search Deals
From San Luis Obispo County to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 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 San Luis Obispo 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 January 29, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Knoxville that are best for you.

Fly from

San Luis Obispo

Fly to

Knoxville

Route

Depart

Return

Price

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Wed 4/29

12:56 pm-11:56 pm

1 stop8h 00m

Knoxville McGhee Tyson

Sat 5/9

5:44 am-12:11 pm

1 stop9h 27m

$329

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Wed 2/11

1:03 pm-10:47 pm

1 stop6h 44m

Knoxville McGhee Tyson

Sun 2/15

5:40 am-12:02 pm

1 stop9h 22m

$389

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Wed 4/29

5:00 am-4:52 pm

2 stops8h 52m

Knoxville McGhee Tyson

Sat 5/9

7:05 am-5:11 pm

2 stops13h 06m

$400

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Sat 6/6

5:00 am-4:00 pm

1 stop8h 00m

Knoxville McGhee Tyson

Tue 6/9

9:05 am-1:16 pm

1 stop7h 11m

$491

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Thu 2/12

12:45 pm-11:55 pm

1 stop8h 10m

Knoxville McGhee Tyson

Sun 2/15

5:40 am-12:02 pm

1 stop9h 22m

$493

San Luis ObispoKnoxville

SBP - TYS

SBPTYS

San Luis Obispo County

Wed 2/11

5:00 am-8:52 pm

2 stops12h 52m

Knoxville McGhee Tyson

Sun 2/15

9:40 am-9:09 pm

2 stops14h 29m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from San Luis Obispo to Knoxville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Luis Obispo to Knoxville in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Luis Obispo-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Luis Obispo-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Luis Obispo to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from San Luis Obispo 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 San Luis Obispo to Knoxville

What is the cheapest month to book a flight from San Luis Obispo to Knoxville?

Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Knoxville (average of $248). Flying from San Luis Obispo to Knoxville in November is currently the most expensive (average of $516). 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 Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from San Luis Obispo to Knoxville 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.
United Airlines
7.4
Good
9,215 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.2
Good
11,205 reviews
United Airlines
7.4
Good
9,215 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

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

  • How long is the flight from San Luis Obispo to Knoxville?

    Departing from San Luis Obispo to Knoxville will take you 8h. The distance between San Luis Obispo and Knoxville is about 2048 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 flying from San Luis Obispo to Knoxville round-trip?

    According to our current data, American Airlines ($254), and United Airlines ($278) offers the cheapest pricing from San Luis Obispo to Knoxville. Users have found that American Airlines is 45% cheaper than the other options available to this destination.

  • Can I find deals for flights from San Luis Obispo to Knoxville that include hotel bookings?

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

  • How can I find direct flights from San Luis Obispo to Knoxville?

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

  • Can I find deals for business class flights from San Luis Obispo to Knoxville?

    Yes. Cheapflights offers flight deals from San Luis Obispo 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 San Luis Obispo to Knoxville?

    Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Knoxville (average of $248). Flying from San Luis Obispo to Knoxville in November is currently the most expensive (average of $516). 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
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Top 2 airlines flying from San Luis Obispo to Knoxville

Discover the top 2 airlines that operate flights from San Luis Obispo 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$254Average$429FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$533FlexibilityNo cancel feeOn-time69%

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