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San José

$284+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJO
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 September, 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 July 29, 2025.

Round-trip from

$284
(Mytrip)

One-way from

$284
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$725
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. 7% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:12 pmTYS - SJO
1 stop16h 00mMultiple Airlines
Mon 8/257:30 amSJO - TYS
1 stop8h 08mMultiple Airlines
Deal found 7/28$284
This American Airlines deal was found by Cheapflights users on 7/27. 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 12/37:48 amTYS - SJO
2 stops12h 47mAmerican Airlines
Thu 12/1111:35 amSJO - TYS
1 stop10h 45mAmerican Airlines
Deal found 7/27$478
This Delta deal was found by Cheapflights users on 7/28. 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 10/15:45 amTYS - SJO
1 stop8h 23mDelta
Mon 10/61:21 pmSJO - TYS
1 stop8h 20mDelta
Deal found 7/28$492
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/117:00 amTYS - SJO
1 stop7h 26mUnited Airlines
Sat 8/165:30 amSJO - TYS
1 stop15h 57mUnited Airlines
Deal found 7/27$693
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/282:30 pmTYS - SJO
1 stop15h 05mAvianca
Sun 8/31:40 amSJO - TYS
2 stops17h 17mAvianca
Deal found 7/27$944

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 July 29, 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

Thu 8/21

9:12 pm-11:12 am

1 stop16h 00m

San José Juan Santamaria Intl

Mon 8/25

7:30 am-5:38 pm

1 stop8h 08m

$284

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Wed 12/3

7:48 am-7:35 pm

2 stops12h 47m

San José Juan Santamaria Intl

Thu 12/11

11:35 am-11:20 pm

1 stop10h 45m

$478

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Wed 10/1

5:45 am-12:08 pm

1 stop8h 23m

San José Juan Santamaria Intl

Mon 10/6

1:21 pm-11:41 pm

1 stop8h 20m

$492

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Mon 8/11

7:00 am-10:39 pm

1 stop17h 39m

San José Juan Santamaria Intl

Mon 8/18

5:30 am-8:01 pm

1 stop12h 31m

$693

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Thu 8/21

7:25 pm-3:35 am

1 stop10h 10m

San José Juan Santamaria Intl

Sun 8/24

1:40 am-10:37 pm

2 stops18h 57m

$1,508

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Sun 8/10

7:00 am-8:15 pm

1 stop15h 15m

$284

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Sun 8/10

5:45 am-11:15 am

3 stops31h 30m

$1,539

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 July 25, 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 July 29, 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 July 29, 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
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
Avianca
6.7
Okay
2,387 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.

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

    According to our current data, American Airlines ($478), Delta ($492), and United Airlines ($693) 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 29% 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

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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$463Average$674FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$473Average$664FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$570Average$787FlexibilityNo cancel feeOn-time69%

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