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Knoxville

$167+ Cheap flights from Costa Rica 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
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Costa Rica to Knoxville

Cheapest flights from Costa Rica to Knoxville
Explore the most affordable flight options available from Costa Rica to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Wed 12/106:09 pmTYS - SJO
2 stops19h 16mMultiple Airlines
Deal found 11/5$328
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Thu 12/1112:31 pmTYS - SJO
1 stop24h 11mMultiple Airlines
Deal found 11/5$339
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Sun 12/1412:31 pmTYS - SJO
1 stop24h 11mMultiple Airlines
Deal found 11/5$342
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:20 pmSJO - TYS
1 stop21h 33mMultiple Airlines
Wed 12/106:09 pmTYS - SJO
2 stops19h 16mMultiple Airlines
Deal found 11/5$346
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Sat 12/138:32 pmTYS - SJO
1 stop16h 10mMultiple Airlines
Deal found 11/5$348
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Sun 12/1412:31 pmTYS - SJO
1 stop24h 11mMultiple Airlines
Deal found 11/5$349
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:31 pmSJO - TYS
1 stop21h 32mMultiple Airlines
Sat 12/138:32 pmTYS - SJO
1 stop16h 10mMultiple Airlines
Deal found 11/5$354
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:20 pmSJO - TYS
1 stop21h 33mMultiple Airlines
Thu 12/1112:31 pmTYS - SJO
1 stop24h 11mMultiple Airlines
Deal found 11/5$357
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:20 pmSJO - TYS
1 stop21h 33mMultiple Airlines
Sun 12/1412:31 pmTYS - SJO
1 stop24h 11mMultiple Airlines
Deal found 11/5$360

Cheap flight deals from Costa Rica to Knoxville

Keep the following information in mind while searching for Costa Rica to Knoxville flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$315
(Kiwi.com)

One-way from

$167
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$1,011
Provider with most accurate pricing for San José Juan Santamaria Intl-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Knoxville McGhee Tyson flights.
Search Deals
From Costa Rica to Knoxville McGhee Tyson
Search Deals
One-way flight from Costa Rica to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica 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 November 6, 2025.
Use the filters below to find and compare flights from Costa Rica to Knoxville that are best for you.

Fly from

Costa Rica

Fly to

Knoxville

Route

Depart

Return

Price

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/28

1:30 pm-8:39 am

1 stop18h 09m

Knoxville McGhee Tyson

Sun 2/1

9:29 am-12:22 pm

1 stop27h 53m

$345

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 1/9

12:33 pm-11:40 am

1 stop22h 07m

Knoxville McGhee Tyson

Sun 1/18

1:39 pm-3:30 pm

2 stops26h 51m

$363

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/6

12:39 pm-12:32 pm

1 stop22h 53m

Knoxville McGhee Tyson

Sat 12/13

8:32 pm-11:42 am

1 stop16h 10m

$397

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sun 12/7

12:39 pm-8:33 am

2 stops18h 54m

Knoxville McGhee Tyson

Sun 12/14

12:31 pm-11:42 am

1 stop24h 11m

$402

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/14

1:30 pm-8:39 am

1 stop18h 09m

Knoxville McGhee Tyson

Tue 1/20

1:00 pm-11:37 am

1 stop23h 37m

$419

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/9

4:15 pm-10:48 am

2 stops17h 33m

Knoxville McGhee Tyson

Tue 3/10

7:25 pm-7:45 am

2 stops14h 20m

$426

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/6

1:31 pm-11:31 am

2 stops21h 00m

Knoxville McGhee Tyson

Fri 12/12

6:10 pm-11:42 am

1 stop18h 32m

$438

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/30

1:31 pm-10:18 am

1 stop19h 47m

Knoxville McGhee Tyson

Sun 1/11

1:39 pm-3:30 pm

2 stops50h 51m

$444

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/9

1:31 pm-12:03 pm

1 stop21h 32m

$167

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 11/20

7:22 am-8:53 pm

1 stop12h 31m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 12 results
1
2

Best time to book a flight from Costa Rica to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Costa Rica 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 Costa Rica to Knoxville

What is the cheapest month to book a flight from Costa Rica to Knoxville?

Currently, March is the cheapest month in which you can book a flight from Costa Rica to Knoxville (average of $164). Flying from Costa Rica to Knoxville in November is currently the most expensive (average of $605). 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 CR to TYS?

Find hourly flight availability from Costa Rica 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 November 6, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 74% on flights from Costa Rica to Knoxville by exploring options for tickets in the evening.

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 November 6, 2025.
Read through reviews of airlines operating flights from Costa Rica to Knoxville, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,007 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,007 reviews
United Airlines
7.4
Good
9,007 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,040 reviews
United Airlines
7.4
Good
9,007 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

  • What airport do you fly into for flights to Knoxville from Costa Rica?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly into when you book flights from Costa Rica to Knoxville.

  • Can I find deals for flights from Costa Rica to Knoxville that include hotel bookings?

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

  • How can I find direct flights from Costa Rica to Knoxville?

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

  • Can I find deals for business class flights from Costa Rica to Knoxville?

    Yes. Cheapflights offers flight deals from Costa Rica 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 Costa Rica to Knoxville?

    Currently, March is the cheapest month in which you can book a flight from Costa Rica to Knoxville (average of $164). Flying from Costa Rica to Knoxville in November is currently the most expensive (average of $605). 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
Morristown
Cherokee
Crossville
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Costa Rica to Knoxville

Discover the top 2 airlines that operate flights from Costa Rica 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$695FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$631Average$738FlexibilityNo cancel feeOn-time69%

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