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San Jose

$139+ Cheap flights from Knoxville to San Jose (TYS - SJC)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJC
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Knoxville to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San Jose (SJC). 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 September 17, 2025.

Round-trip from

$264
(Frontier)

One-way from

$139
(Delta)

Popular in

June

Cheapest in

May

Average price

$438
From Knoxville McGhee Tyson to San Jose
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One-way flight from Knoxville McGhee Tyson to San Jose
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Knoxville to San Jose

Cheapest flights from Knoxville to San Jose
Explore the most affordable flight options available from Knoxville to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Frontier deal was found by Cheapflights users on 9/15. 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 9/285:08 pmTYS - SJC
1 stop21h 22mFrontier
Sun 10/512:26 pmSJC - TYS
1 stop28h 19mFrontier
Deal found 9/15$264
This American Airlines deal was found by Cheapflights users on 9/16. 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 12/104:22 pmTYS - SJC
1 stop7h 14mAmerican Airlines
Mon 1/195:53 amSJC - TYS
1 stop8h 32mAmerican Airlines
Deal found 9/16$329
This Delta deal was found by Cheapflights users on 9/15. 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 10/16:08 pmTYS - SJC
1 stop7h 42mDelta
Tue 10/710:25 pmSJC - TYS
1 stop7h 35mDelta
Deal found 9/15$333
This Delta deal was found by Cheapflights users on 9/15. 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 10/16:08 pmTYS - SJC
1 stop7h 42mDelta
Mon 10/68:10 pmSJC - TYS
2 stops11h 54mDelta
Deal found 9/15$389
This Delta deal was found by Cheapflights users on 9/15. 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 9/301:52 pmTYS - SJC
2 stops12h 03mDelta
Sat 10/46:55 pmSJC - TYS
2 stops13h 01mDelta
Deal found 9/15$399
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:00 amTYS - SJC
1 stop9h 20mAlaska Airlines
Mon 10/271:18 pmSJC - TYS
1 stop7h 33mAlaska Airlines
Deal found 9/16$413
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/287:35 pmTYS - SJC
2 stops42h 10mMultiple Airlines
Sun 10/512:26 pmSJC - TYS
1 stop28h 19mMultiple Airlines
Deal found 9/15$418
This Delta deal was found by Cheapflights users on 9/14. 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 10/153:48 pmTYS - SJC
1 stop7h 11mDelta
Wed 10/2212:40 pmSJC - TYS
1 stop7h 27mDelta
Deal found 9/14$419

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to San Jose 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 September 17, 2025.
Use the filters below to find and compare flights from Knoxville to San Jose that are best for you.

Fly from

Knoxville

Fly to

San Jose

Route

Depart

Return

Price

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Sun 9/28

5:08 pm-11:30 am

1 stop21h 22m

San Jose

Sun 10/5

12:26 pm-7:45 pm

1 stop28h 19m

$264

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 12/10

4:22 pm-8:36 pm

1 stop7h 14m

San Jose

Mon 1/19

5:53 am-5:25 pm

1 stop8h 32m

$329

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 10/1

6:40 am-12:24 pm

1 stop8h 44m

San Jose

Tue 10/7

10:25 pm-9:00 am

1 stop7h 35m

$333

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Sat 2/21

10:05 am-9:49 pm

2 stops14h 44m

San Jose

Tue 2/24

10:30 pm-9:13 am

1 stop7h 43m

$386

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 10/1

6:40 am-12:24 pm

1 stop8h 44m

San Jose

Sun 10/5

10:30 pm-9:00 am

1 stop7h 30m

$389

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 10/1

6:40 am-12:24 pm

1 stop8h 44m

San Jose

Mon 10/6

12:40 pm-11:46 pm

1 stop8h 06m

$389

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 10/1

12:15 pm-6:35 pm

2 stops9h 20m

San Jose

Mon 10/6

6:00 am-5:32 pm

1 stop8h 32m

$394

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Wed 10/1

12:15 pm-6:35 pm

2 stops9h 20m

San Jose

Tue 10/7

1:15 pm-12:23 am

1 stop8h 08m

$394

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Thu 11/27

5:25 am-12:25 pm

2 stops10h 00m

$164

KnoxvilleSan Jose

TYS - SJC

TYSSJC

Knoxville McGhee Tyson

Thu 11/27

10:50 am-3:33 pm

1 stop7h 43m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 18 results
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Best time to book a flight from Knoxville to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose 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 San Jose

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

Currently, September is the cheapest month in which you can book a flight from Knoxville to San Jose (average of $255). Flying from Knoxville to San Jose in June is currently the most expensive (average of $359). 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 San Jose

Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Knoxville to San Jose. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

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 San Jose. 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 Knoxville to San Jose?

    There are many flights that can get you from Knoxville to San Jose in 7h 14m. Fly via Frontier, American Airlines, or Delta to get the fastest option. Knoxville and San Jose are separated by a distance of 2092 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Knoxville to San Jose round-trip?

    Currently priced at $276, Delta will fly you from Knoxville to San Jose and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $279 and $383, respectively. Delta is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to San Jose 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 San Jose?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to San Jose (average of $255). Flying from Knoxville to San Jose in June is currently the most expensive (average of $359). 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 3 airlines flying from Knoxville to San Jose

Discover the top 3 airlines that operate flights from Knoxville to San Jose. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$392FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$279Average$482FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$383Average$538FlexibilityNo cancel feeOn-time69%

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