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San José

$299+ Cheap flights from Knoxville (TYS) to San José (SJO)

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJO
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to San José Juan Santamaria Intl are usually found in August or May, booked 72 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Knoxville to San José

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San José (SJO). 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 septiembre 11, 2025.

Round-trip from

$350
(Kiwi.com)

One-way from

$299
(Trip.com)

Popular in

October

Cheapest in

August

Average price

$656
From Knoxville McGhee Tyson to San José Juan Santamaria Intl
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One-way flight from Knoxville McGhee Tyson to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 5% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% 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 José

Cheapest flights from Knoxville to San José
Explore the most affordable flight options available from Knoxville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/243:26 pmTYS - SJO
1 stop22h 04mMultiple Airlines
vie. 10/3112:35 pmSJO - TYS
1 stop19h 28mMultiple Airlines
Deal found 9/9$350
This Avianca deal was found by Cheapflights users on 9/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:15 amTYS - SJO
2 stops13h 30mMultiple Airlines
lun. 10/64:20 pmSJO - TYS
2 stops16h 09mMultiple Airlines
Deal found 9/10$418
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
dom. 12/77:11 pmTYS - SJO
1 stop18h 03mMultiple Airlines
dom. 12/149:00 amSJO - TYS
2 stops37h 11mMultiple Airlines
Deal found 9/10$464
This Avianca deal was found by Cheapflights users on 9/9. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/137:25 pmTYS - SJO
2 stops14h 15mMultiple Airlines
lun. 9/159:35 amSJO - TYS
2 stops12h 09mMultiple Airlines
Deal found 9/9$484
This American Airlines deal was found by Cheapflights users on 9/10. 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.
mié. 12/36:00 amTYS - SJO
1 stop15h 49mAmerican Airlines
jue. 12/117:00 amSJO - TYS
1 stop8h 33mAmerican Airlines
Deal found 9/10$494
This Delta deal was found by Cheapflights users on 9/10. 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.
dom. 12/710:31 amTYS - SJO
1 stop12h 41mDelta
dom. 12/147:00 amSJO - TYS
1 stop6h 51mDelta
Deal found 9/10$512
This American Airlines deal was found by Cheapflights users on 9/10. 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.
mié. 10/18:23 amTYS - SJO
2 stops11h 34mAmerican Airlines
lun. 10/66:00 amSJO - TYS
1 stop13h 45mAmerican Airlines
Deal found 9/10$516

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to San José 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Knoxville to San José that are best for you.

Fly from

Knoxville

Fly to

San José

Route

Depart

Return

Price

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

mié. 10/1

7:15 am-6:45 pm

2 stops13h 30m

San José Juan Santamaria Intl

lun. 10/6

4:20 pm-10:29 am

2 stops16h 09m

$418

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

dom. 1/11

9:00 am-11:27 am

1 stop27h 27m

San José Juan Santamaria Intl

sáb. 1/17

5:10 pm-5:53 pm

1 stop23h 43m

$443

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

dom. 12/7

7:11 pm-12:14 pm

1 stop18h 03m

San José Juan Santamaria Intl

sáb. 12/13

1:16 am-7:14 pm

2 stops40h 58m

$469

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

sáb. 1/24

5:59 pm-12:21 am

1 stop7h 22m

San José Juan Santamaria Intl

vie. 2/6

1:19 pm-11:09 am

1 stop20h 50m

$492

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

mié. 12/3

6:00 am-8:49 pm

1 stop15h 49m

San José Juan Santamaria Intl

jue. 12/11

6:20 am-3:32 pm

1 stop8h 12m

$494

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

dom. 12/7

10:31 am-10:12 pm

1 stop12h 41m

San José Juan Santamaria Intl

dom. 12/14

7:00 am-2:51 pm

1 stop6h 51m

$512

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

mié. 10/1

8:23 am-5:57 pm

2 stops11h 34m

San José Juan Santamaria Intl

lun. 10/6

6:00 am-9:45 pm

1 stop13h 45m

$516

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

sáb. 1/24

10:57 am-7:40 pm

2 stops9h 43m

San José Juan Santamaria Intl

vie. 2/6

8:05 am-6:40 pm

2 stops9h 35m

$516

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

vie. 1/9

7:20 pm-12:55 pm

1 stop18h 35m

San José Juan Santamaria Intl

vie. 1/16

2:05 pm-10:32 am

1 stop19h 27m

$519

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

lun. 10/6

9:00 am-3:13 pm

1 stop8h 13m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 12 results
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Best time to book a flight from Knoxville to San José

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

How far ahead should I book a flight from Knoxville to San José, San José Province?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to San José. Price data was last updated on August 29, 2025.

The price you pay for your flight from Knoxville to San José, San José Province may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Knoxville to San José, San José Province (average of $398). Flying from Knoxville to San José, San José Province in March is currently the most expensive (average of $555). 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 TYS to SJO?

Find hourly flight availability from Knoxville to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to San José, San José Province in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated septiembre 11, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Knoxville to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to San José. 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 José, San José Province?

    There are many flights that can get you from Knoxville to San José, San José Province in 15h 49m. Fly via American Airlines to get the fastest option. Knoxville and San José, San José Province are separated by a distance of 1782 mi.

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

    According to our current data, Delta ($463), American Airlines ($491), and United Airlines ($491) offers the cheapest pricing from Knoxville to San José, San José Province. You may be able to fly from Knoxville to San José, San José Province for 31% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Knoxville to San José, San José Province (average of $398). Flying from Knoxville to San José, San José Province in March is currently the most expensive (average of $555). 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 San José?

Book flights to San José if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Knoxville to San José

Discover the top 3 airlines that operate flights from Knoxville to San José. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$463Average$659FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$491Average$787FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$491Average$661FlexibilityNo cancel feeOn-time71%

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