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$237+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — TYS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$483
(Kiwi.com)

One-way from

$237
(Avianca)

Popular in

November

Cheapest in

March

Average price

$712
From Costa Rica to Knoxville McGhee Tyson
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One-way flight from Costa Rica to Knoxville McGhee Tyson
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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. 2% potential price decrease ($15 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 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 September 17, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:19 pmSJO - TYS
1 stop21h 44mMultiple Airlines
Mon 3/96:00 amTYS - SJO
2 stops27h 05mMultiple Airlines
Deal found 9/16$483
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:20 pmSJO - TYS
1 stop28h 34mUnited Airlines
Mon 3/95:20 pmTYS - SJO
1 stop29h 35mUnited Airlines
Deal found 9/16$522
This American Airlines deal was found by Cheapflights users on 9/17. 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 12/233:29 pmSJO - TYS
1 stop8h 09mAmerican Airlines
Thu 1/15:15 amTYS - SJO
1 stop6h 17mAmerican Airlines
Deal found 9/17$561
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.
Tue 12/96:00 amSJO - TYS
2 stops14h 22mAmerican Airlines
Mon 3/912:40 pmTYS - SJO
2 stops9h 50mAmerican Airlines
Deal found 9/16$581
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 12/2112:34 amSJO - TYS
1 stop22h 11mAmerican Airlines
Thu 1/15:15 amTYS - SJO
1 stop6h 17mAmerican Airlines
Deal found 9/17$583
This United Airlines 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 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 stop12h 20mUnited Airlines
Sat 1/35:45 amTYS - SJO
1 stop8h 10mUnited Airlines
Deal found 9/15$705

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 September 17, 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

Tue 12/9

1:19 pm-12:03 pm

1 stop21h 44m

Knoxville McGhee Tyson

Mon 3/9

6:00 am-7:05 am

2 stops27h 05m

$483

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/9

2:20 pm-7:54 pm

1 stop28h 34m

Knoxville McGhee Tyson

Mon 3/9

5:20 pm-8:55 pm

1 stop29h 35m

$522

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/23

3:29 pm-12:38 am

1 stop8h 09m

Knoxville McGhee Tyson

Thu 1/1

5:15 am-10:32 am

1 stop6h 17m

$561

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Tue 12/9

6:00 am-9:22 pm

2 stops14h 22m

Knoxville McGhee Tyson

Mon 3/9

12:40 pm-8:30 pm

2 stops9h 50m

$581

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sun 12/21

12:34 am-11:45 pm

1 stop22h 11m

Knoxville McGhee Tyson

Thu 1/1

5:15 am-10:32 am

1 stop6h 17m

$583

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sun 3/8

7:00 am-11:44 pm

1 stop14h 44m

Knoxville McGhee Tyson

Tue 3/10

4:00 pm-9:15 pm

1 stop7h 15m

$584

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sun 3/8

5:30 am-11:19 pm

1 stop15h 49m

Knoxville McGhee Tyson

Tue 3/10

7:00 am-12:17 pm

1 stop7h 17m

$626

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/27

6:30 am-7:50 pm

1 stop12h 20m

Knoxville McGhee Tyson

Sat 1/3

5:45 am-12:55 pm

1 stop8h 10m

$705

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/6

5:10 pm-10:48 am

1 stop16h 38m

$237

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 12/6

7:00 am-11:57 pm

2 stops15h 57m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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, January is the cheapest month in which you can book a flight from Costa Rica to Knoxville (average of $295). Flying from Costa Rica to Knoxville in March is currently the most expensive (average of $376). 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 September 17, 2025.

When flying from Costa Rica to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 17, 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
8,926 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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.

  • How long is the flight from Costa Rica to Knoxville?

    United Airlines and American Airlines can get you from Costa Rica to Knoxville in just under 8h 09m. Your travel time can differ by up to 20h 25m. There are 1782 mi between Costa Rica and Knoxville. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, January is the cheapest month in which you can book a flight from Costa Rica to Knoxville (average of $295). Flying from Costa Rica to Knoxville in March is currently the most expensive (average of $376). 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
Corbin
Alcoa
Oak Ridge
Murphy

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$714FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$625Average$697FlexibilityNo cancel feeOn-time69%

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