$434+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — TYS
Jan 17 — Jan 241
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Luis Obispo to Knoxville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Luis Obispo to Knoxville
Cheapest flights from San Luis Obispo to KnoxvilleExplore 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 December 18, 2025.
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 December 18, 2025.
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/199:57 amSBP - TYS
2 stops11h 41mAmerican Airlines
Mon 12/224:29 pmTYS - SBP
2 stops9h 25mAmerican Airlines
Deal found 12/17![American Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/195:00 amSBP - TYS
1 stop7h 00mUnited Airlines
Mon 12/224:04 pmTYS - SBP
1 stop8h 01mUnited Airlines
Deal found 12/17![United Airlines logo]()
$669
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 December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $434 (United Airlines) |
Popular in | June |
Cheapest in | October |
Average price | $391 |
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 December 18, 2025.
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
Sat 1/31
6:05 am-8:52 pm
2 stops11h 47m
Knoxville McGhee Tyson
Wed 2/4
8:55 am-1:30 pm
1 stop7h 35m
$434
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 December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Luis Obispo-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Luis Obispo-Knoxville flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
What is the cheapest time of day to fly from SBP to TYS?
Find hourly flight availability from San Luis Obispo to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
It’s optimal to fly from San Luis Obispo to Knoxville in the evening. By choosing this option you can save up to 91% on the cost of your flight, compared to a flight at noon.
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 December 18, 2025.
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.
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentKathy,Jun 2024
RDD - SFO
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentKathy,Jun 2024
RDD - SFO
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentKathy,Jun 2024
RDD - SFO
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.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Luis Obispo to Knoxville
See prices for flight routes from nearby airports that may be better suited for you.
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 December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$393 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$278 | Average$598 | FlexibilityNo cancel fee | On-time69% |