$95+ Cheap flights from San Diego to Knoxville (SAN - 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — TYS
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Knoxville with Cheapflights
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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
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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 Diego to Knoxville
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Best
Last-minute
One-way
Cheapest flights from San Diego to KnoxvilleExplore the most affordable flight options available from San Diego to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from San Diego to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This Expedia deal was found by Cheapflights users on 3/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Sun 5/104:28 pm
TYS
- SAN
1 stop19h 06m
Frontier
Deal found 3/6![Frontier logo]()
$211
This CheapOair deal was found by Cheapflights users on 3/8. 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.
Thu 5/2811:16 am
SAN
- TYS
1 stop28h 57m
Frontier
Mon 6/18:08 pm
TYS
- SAN
1 stop6h 47m
Frontier
Deal found 3/8![Frontier logo]()
$222
This Frontier deal was found by Cheapflights users on 3/8. 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.
Wed 6/36:25 am
SAN
- TYS
1 stop9h 48m
Frontier
Wed 6/108:08 pm
TYS
- SAN
1 stop6h 47m
Frontier
Deal found 3/8![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/56:25 am
SAN
- TYS
1 stop30h 03m
Multiple Airlines
Sun 4/128:00 am
TYS
- SAN
1 stop26h 21m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$250
This Frontier deal was found by Cheapflights users on 3/9. 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.
Sun 4/196:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Thu 4/234:28 pm
TYS
- SAN
1 stop10h 31m
Frontier
Deal found 3/9![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/183:19 pm
SAN
- TYS
2 stops21h 14m
Frontier
Sun 4/264:28 pm
TYS
- SAN
1 stop10h 31m
Frontier
Deal found 3/9![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/312:08 pm
SAN
- TYS
2 stops25h 10m
Multiple Airlines
Fri 4/104:20 pm
TYS
- SAN
1 stop31h 06m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$268
This CheapOair deal was found by Cheapflights users on 3/5. 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.
Thu 5/2111:16 am
SAN
- TYS
1 stop28h 57m
Frontier
Mon 5/258:08 pm
TYS
- SAN
1 stop17h 13m
Frontier
Deal found 3/5![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/1811:42 am
SAN
- TYS
1 stop24h 51m
Multiple Airlines
Mon 4/271:43 pm
TYS
- SAN
1 stop26h 34m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$285
Best flights from San Diego to KnoxvilleDiscover carefully curated flight deals from San Diego to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from San Diego to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:15 am
SAN
- TYS
2 stops9h 20m
Southwest
Sat 4/255:40 pm
TYS
- SAN
1 stop8h 35m
Southwest
Deal found 3/9![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 3/5. 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.
Fri 5/810:15 pm
SAN
- TYS
1 stop8h 49m
Delta
Wed 5/135:20 pm
TYS
- SAN
1 stop7h 40m
Delta
Deal found 3/5![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 3/5. 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 7/19:45 pm
SAN
- TYS
1 stop9h 57m
United Airlines
Sat 7/116:30 am
TYS
- SAN
1 stop7h 51m
United Airlines
Deal found 3/5![United Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/142:04 pm
SAN
- TYS
1 stop6h 52m
Alaska Airlines
Sat 4/181:20 pm
TYS
- SAN
1 stop7h 45m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 5/1312:48 pm
SAN
- TYS
1 stop8h 08m
Delta
Wed 5/273:05 pm
TYS
- SAN
1 stop9h 55m
Delta
Deal found 3/7![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 3/5. 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 5/510:46 am
SAN
- TYS
1 stop6h 59m
United Airlines
Sat 5/94:20 pm
TYS
- SAN
1 stop7h 52m
United Airlines
Deal found 3/5![United Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 3/7. 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.
Tue 6/1610:30 pm
SAN
- TYS
1 stop8h 40m
Delta
Tue 6/2311:30 am
TYS
- SAN
1 stop9h 53m
Delta
Deal found 3/7![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 3/5. 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 5/26:20 am
SAN
- TYS
2 stops11h 25m
United Airlines
Tue 5/59:50 am
TYS
- SAN
1 stop8h 30m
United Airlines
Deal found 3/5![United Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 3/8. 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.
Wed 6/1710:30 pm
SAN
- TYS
1 stop8h 40m
Delta
Wed 7/86:15 pm
TYS
- SAN
1 stop8h 04m
Delta
Deal found 3/8![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 3/5. 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 5/710:55 am
SAN
- TYS
2 stops8h 28m
United Airlines
Tue 5/127:00 am
TYS
- SAN
1 stop7h 25m
United Airlines
Deal found 3/5![United Airlines logo]()
$384
Last-minute flights from San Diego to KnoxvilleDiscover last-minute flight deals from San Diego to Knoxville. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Knoxville. Data last updated March 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/312:08 pm
SAN
- TYS
2 stops25h 10m
Multiple Airlines
Fri 4/104:20 pm
TYS
- SAN
1 stop31h 06m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/56:25 am
SAN
- TYS
1 stop30h 03m
Multiple Airlines
Sun 4/128:00 am
TYS
- SAN
1 stop26h 21m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$250
This United Airlines deal was found by Cheapflights users on 3/5. 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 4/1510:30 pm
SAN
- TYS
1 stop8h 38m
United Airlines
Sat 4/189:00 am
TYS
- SAN
1 stop7h 51m
United Airlines
Deal found 3/5![United Airlines logo]()
$287
This Frontier deal was found by Cheapflights users on 3/9. 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.
Thu 4/166:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Thu 4/234:28 pm
TYS
- SAN
1 stop10h 31m
Frontier
Deal found 3/9![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/1811:42 am
SAN
- TYS
1 stop24h 51m
Frontier
Sun 4/264:28 pm
TYS
- SAN
1 stop19h 06m
Frontier
Deal found 3/9![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/1811:42 am
SAN
- TYS
1 stop24h 51m
Multiple Airlines
Mon 4/271:43 pm
TYS
- SAN
1 stop26h 34m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$285
This Frontier deal was found by Cheapflights users on 3/9. 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.
Sun 4/196:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Thu 4/234:28 pm
TYS
- SAN
1 stop10h 31m
Frontier
Deal found 3/9![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 3/9. 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.
Sun 4/196:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Sun 4/264:28 pm
TYS
- SAN
1 stop10h 31m
Frontier
Deal found 3/9![Frontier logo]()
$290
One-way flights from San Diego to KnoxvilleSearch for one-way flight options from San Diego to Knoxville. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from San Diego to Knoxville. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Expedia deal was found by Cheapflights users on 3/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Deal found 3/5![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/2511:42 am
SAN
- TYS
1 stop24h 51m
Frontier
Deal found 3/8![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 3/8. 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.
Sun 5/36:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Deal found 3/8![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/612:29 pm
SAN
- TYS
2 stops24h 04m
Frontier
Deal found 3/8![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/187:15 am
SAN
- TYS
1 stop29h 18m
Frontier
Deal found 3/8![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 5/2811:16 am
SAN
- TYS
1 stop28h 57m
Frontier
Deal found 3/7![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/86:33 pm
SAN
- TYS
2 stops42h 00m
Frontier
Deal found 3/8![Frontier logo]()
$138
This Delta deal was found by Cheapflights users on 3/5. 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.
Tue 5/191:55 pm
SAN
- TYS
1 stop7h 01m
Delta
Deal found 3/5![Delta logo]()
$139
This Frontier deal was found by Cheapflights users on 3/8. 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.
Sun 4/196:25 am
SAN
- TYS
1 stop6h 08m
Frontier
Deal found 3/8![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/2112:12 pm
SAN
- TYS
3 stops48h 29m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$148
Find flight deals from San Diego to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Expedia) |
One-way from | $95 (Expedia) |
Popular in | November |
Cheapest in | September |
Average price | $449 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 March 10, 2026.
Use the filters below to find and compare flights from San Diego to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Sat 4/18
7:15 am-7:35 pm
2 stops9h 20m
Knoxville McGhee Tyson
Sat 4/25
5:40 pm-11:15 pm
1 stop8h 35m
$302
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Fri 5/8
10:15 pm-10:04 am
1 stop8h 49m
Knoxville McGhee Tyson
Wed 5/13
5:20 pm-10:00 pm
1 stop7h 40m
$364
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Wed 5/13
12:48 pm-11:56 pm
1 stop8h 08m
Knoxville McGhee Tyson
Wed 5/27
3:05 pm-10:00 pm
1 stop9h 55m
$367
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Tue 6/16
10:30 pm-10:10 am
1 stop8h 40m
Knoxville McGhee Tyson
Tue 6/23
11:30 am-6:23 pm
1 stop9h 53m
$367
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Wed 6/17
10:30 pm-10:10 am
1 stop8h 40m
Knoxville McGhee Tyson
Wed 7/8
6:15 pm-11:19 pm
1 stop8h 04m
$367
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Wed 7/1
9:45 pm-10:42 am
1 stop9h 57m
Knoxville McGhee Tyson
Sat 7/11
6:30 am-11:21 am
1 stop7h 51m
$376
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Tue 5/5
10:46 am-8:45 pm
1 stop6h 59m
Knoxville McGhee Tyson
Sat 5/9
4:20 pm-9:12 pm
1 stop7h 52m
$377
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Sat 5/2
6:20 am-8:45 pm
2 stops11h 25m
Knoxville McGhee Tyson
Tue 5/5
9:50 am-3:20 pm
1 stop8h 30m
$382
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Thu 5/7
10:55 am-10:23 pm
2 stops8h 28m
Knoxville McGhee Tyson
Tue 5/12
7:00 am-11:25 am
1 stop7h 25m
$384
Quickest round-trip
San DiegoKnoxville
SAN - TYS
SANTYS
San Diego
Tue 4/14
2:04 pm-11:56 pm
1 stop6h 52m
Knoxville McGhee Tyson
Sat 4/18
1:20 pm-6:05 pm
1 stop7h 45m
$387
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from San Diego 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 Diego to Knoxville in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 Diego-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 Diego to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from San Diego with our price prediction graph.
SAN-TYS
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 Diego to Knoxville
Prices
Delays
How far ahead should I book a flight from San Diego to Knoxville?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Knoxville. Price data was last updated on March 6, 2026.
Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Knoxville?
Currently, December is the cheapest month in which you can book a flight from San Diego to Knoxville (average of $65). Flying from San Diego to Knoxville in June is currently the most expensive (average of $267). 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 often are flights from San Diego to Knoxville delayed?
About 0% of weekly flights between San Diego and Knoxville have experienced delays in the past year, with the average delay time being 0 minutes.
What is the most punctual flight time for San Diego to Knoxville flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
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 March 10, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from San Diego to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Diego 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?
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Top 5 airlines flying from San Diego to Knoxville
Discover the top 5 airlines that operate flights from San Diego 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$65 | Average$270 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$412 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$503 | Average$798 | FlexibilityNo cancel fee | On-time75% |