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$428+ Cheap flights from Costa Rica to Knoxville (TYS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — TYS
May 5 — May 121
Tue 5/5
Tue 5/12
1 adult, Economy
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Cheap 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 April 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Sun 5/171:00 pm
SJO
-
TYS
1 stop21h 25m
Multiple Airlines
Sun 5/243:46 pm
TYS
-
SJO
2 stops21h 59m
Multiple Airlines
Deal found 4/1$428
This Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Mon 7/69:35 am
SJO
-
TYS
1 stop11h 58m
Multiple Airlines
Mon 7/2012:53 pm
TYS
-
SJO
2 stops21h 37m
Multiple Airlines
Deal found 4/4$517
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/299:35 am
SJO
-
TYS
1 stop11h 59m
Multiple Airlines
Sun 7/53:38 pm
TYS
-
SJO
2 stops22h 11m
Multiple Airlines
Deal found 4/3$599
This Southwest deal was found by Cheapflights users on 4/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:45 am
SJO
-
TYS
2 stops10h 25m
Southwest
Sat 8/17:00 am
TYS
-
SJO
2 stops8h 35m
Southwest
Deal found 4/3$604
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:35 am
SJO
-
TYS
1 stop11h 58m
Multiple Airlines
Sat 8/18:40 pm
TYS
-
SJO
2 stops45h 14m
Multiple Airlines
Deal found 4/3$610
This American Airlines deal was found by Cheapflights users on 4/1. 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 7/242:02 pm
SJO
-
TYS
1 stop7h 49m
American Airlines
Sat 8/17:48 pm
TYS
-
SJO
1 stop19h 24m
American Airlines
Deal found 4/1$630
This American Airlines deal was found by Cheapflights users on 4/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:00 am
SJO
-
TYS
2 stops13h 38m
American Airlines
Sat 12/125:03 pm
TYS
-
SJO
1 stop20h 18m
American Airlines
Deal found 4/4$637
This American Airlines deal was found by Cheapflights users on 4/3. 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.
Sat 7/252:05 pm
SJO
-
TYS
1 stop18h 33m
American Airlines
Sat 8/18:11 pm
TYS
-
SJO
1 stop20h 06m
American Airlines
Deal found 4/3$657

Find 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 April 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$428
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$794
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
Highest demand for flights based on searches. 9% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 5, 2026.
Use the filters below to find and compare flights from Costa Rica to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sun 5/17

1:00 pm-12:25 pm

1 stop21h 25m

Knoxville McGhee Tyson

Sun 5/24

3:46 pm-11:45 am

2 stops21h 59m

$428
Quickest round-trip

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 7/24

8:45 am-9:10 pm

2 stops10h 25m

Knoxville McGhee Tyson

Sat 8/1

7:00 am-1:35 pm

2 stops8h 35m

$604

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 7/24

9:35 am-11:33 pm

1 stop11h 58m

Knoxville McGhee Tyson

Sat 8/1

8:40 pm-3:54 pm

2 stops45h 14m

$610

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 7/24

2:02 pm-11:51 pm

1 stop7h 49m

Knoxville McGhee Tyson

Sat 8/1

7:48 pm-1:12 pm

1 stop19h 24m

$630

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Mon 7/27

2:02 pm-3:14 pm

1 stop23h 12m

Knoxville McGhee Tyson

Sat 8/1

7:48 pm-11:56 am

1 stop18h 08m

$702

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 7/24

11:13 am-4:51 pm

2 stops27h 38m

Knoxville McGhee Tyson

Sat 8/1

10:00 am-10:11 am

2 stops26h 11m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Sorted by cheapest first

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 $186). Flying from Costa Rica to Knoxville in July is currently the most expensive (average of $612). 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.

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 April 5, 2026.
Read through reviews of airlines operating flights from Costa Rica to Knoxville, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,555 reviews

Comfort

7.2

Boarding

7.5

Food

6.4

Overall

7.1

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
American Airlines
7.1
Good
11,555 reviews
American Airlines
7.1
Good
11,555 reviews

Comfort

7.2

Boarding

7.5

Food

6.4

Overall

7.1

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

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?

    Southwest and American Airlines can get you from Costa Rica to Knoxville in just under 7h 49m. Your travel time can differ by up to 2h 36m. 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, March is the cheapest month in which you can book a flight from Costa Rica to Knoxville (average of $186). Flying from Costa Rica to Knoxville in July is currently the most expensive (average of $612). 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
Corbin
Morristown
Bryson City
Alcoa
Murphy
Oak Ridge

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Costa Rica to Knoxville

Discover the top airline 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 April 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$706FlexibilityNo cancel feeOn-time71%

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