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Knoxville

$145+ Cheap flights from San José (SJO) to Knoxville (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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — TYS
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from San José to Knoxville

Cheapest flights from San José to Knoxville
Explore the most affordable flight options available from San José to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/4. 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 12/241:31 pmSJO - TYS
1 stop28h 28mMultiple Airlines
Sat 1/32:23 pmTYS - SJO
2 stops22h 19mMultiple Airlines
Deal found 12/4$629
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/261:50 pmSJO - TYS
1 stop9h 48mAmerican Airlines
Mon 12/297:01 pmTYS - SJO
1 stop16h 31mAmerican Airlines
Deal found 12/3$665
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/91:15 pmSJO - TYS
1 stop9h 42mAmerican Airlines
Mon 3/912:24 pmTYS - SJO
1 stop11h 19mAmerican Airlines
Deal found 12/3$721
This United Airlines deal was found by Cheapflights users on 12/4. 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 12/276:30 amSJO - TYS
1 stop16h 12mUnited Airlines
Sat 1/36:45 amTYS - SJO
1 stop31h 11mUnited Airlines
Deal found 12/4$729
This United Airlines deal was found by Cheapflights users on 12/4. 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 12/248:45 amSJO - TYS
1 stop10h 05mUnited Airlines
Sat 1/36:45 amTYS - SJO
1 stop31h 11mUnited Airlines
Deal found 12/4$757

Find flight deals from San José to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$411
(Kiwi.com)

One-way from

$145
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$644
Provider with most accurate pricing for San José Juan Santamaria Intl-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Knoxville McGhee Tyson flights.
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From San José Juan Santamaria Intl to Knoxville McGhee Tyson
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One-way flight from San José Juan Santamaria Intl to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San José 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 4, 2025.
Use the filters below to find and compare flights from San José to Knoxville that are best for you.

Fly from

San José

Fly to

Knoxville

Route

Depart

Return

Price

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/21

7:50 pm-5:53 pm

2 stops21h 03m

Knoxville McGhee Tyson

Sat 2/7

5:59 pm-12:22 pm

1 stop19h 23m

$412

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 1/17

1:30 pm-8:39 am

1 stop18h 09m

Knoxville McGhee Tyson

Fri 1/30

6:18 pm-12:22 pm

2 stops43h 04m

$440

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 1/17

12:33 pm-8:39 am

2 stops19h 06m

Knoxville McGhee Tyson

Sat 1/31

5:59 pm-11:37 am

2 stops18h 38m

$495

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 1/22

2:20 pm-11:44 pm

1 stop8h 24m

Knoxville McGhee Tyson

Mon 1/26

9:05 am-8:39 pm

1 stop12h 34m

$563

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 1/29

6:30 am-11:44 pm

1 stop16h 14m

Knoxville McGhee Tyson

Mon 2/2

6:59 am-1:15 pm

1 stop7h 16m

$563

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/21

8:45 am-6:05 pm

1 stop8h 20m

Knoxville McGhee Tyson

Sat 2/7

6:45 am-12:56 pm

1 stop31h 11m

$602

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 12/24

1:31 pm-6:59 pm

1 stop28h 28m

Knoxville McGhee Tyson

Sat 1/3

2:23 pm-11:42 am

2 stops22h 19m

$629

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 12/26

1:50 pm-12:38 am

1 stop9h 48m

Knoxville McGhee Tyson

Mon 12/29

7:01 pm-10:32 am

1 stop16h 31m

$665

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/9

1:31 pm-12:03 pm

1 stop21h 32m

$145

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/13

5:10 pm-9:37 pm

1 stop27h 27m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 13 results
1
2

Compare providers for flights from San José 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 José to Knoxville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 José-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San José-Knoxville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San José-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-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 José-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 José to Knoxville

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

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

Currently, March is the cheapest month in which you can book a flight from San José to Knoxville (average of $164). Flying from San José to Knoxville in November is currently the most expensive (average of $599). 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 SJO to TYS?

Find hourly flight availability from San José 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 4, 2025.

It’s typically best to fly out from San José to Knoxville in the evening. Doing so could potentially save you 76% on the flight price compared to flying at noon, which is usually more expensive.

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 4, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from San José to Knoxville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

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

    Cheapflights users have booked flights from San José to Knoxville round-trip from $530. Another airline that can offer you cheap pricing is United Airlines. Users have found that American Airlines is 17% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from San José to Knoxville (average of $164). Flying from San José to Knoxville in November is currently the most expensive (average of $599). 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
Morristown
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

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Alternative routes for San José to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
San José to Nashville flights
San José to Memphis flights
Liberia to Nashville flights

Top 2 airlines flying from San José to Knoxville

Discover the top 2 airlines that operate flights from San José 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$706FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$631Average$738FlexibilityNo cancel feeOn-time69%

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