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Cheap flights from Costa Rica to Knoxville from $225

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Knoxville departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Costa Rica to Knoxville

Recent round-trip flight deals from Costa Rica to Knoxville

Enter your travel dates to find the best prices.
American Airlines Logo
11:59 pm - 1:02 pm
SJO
-
TYS
11h 03m1 stop
American Airlines Logo
8:44 pm - 1:10 pm
TYS
-
SJO
18h 26m1 stop
$550American Airlines
Fri, Apr 17 - Sat, Apr 25
American Airlines Logo
11:59 pm - 2:27 pm
SJO
-
TYS
12h 28m2 stops
American Airlines Logo
8:44 pm - 1:10 pm
TYS
-
SJO
18h 26m1 stop
$554American Airlines
Fri, Apr 17 - Sat, Apr 25
American Airlines Logo
11:59 pm - 2:27 pm
SJO
-
TYS
12h 28m2 stops
American Airlines Logo
12:50 pm - 6:25 pm
TYS
-
SJO
7h 35m2 stops
$569American Airlines
Fri, Apr 17 - Sat, Apr 25
United Airlines Logo
6:30 am - 3:10 pm
SJO
-
TYS
7h 40m1 stop
United Airlines Logo
5:29 pm - 12:56 pm
TYS
-
SJO
20h 27m1 stop
$689United Airlines
Sat, Feb 7 - Sun, Feb 8
Avianca Logo
4:15 pm - 10:57 am
SJO
-
TYS
17h 42m2 stops
Avianca Logo
7:20 pm - 11:25 am
TYS
-
SJO
17h 05m2 stops
$1,010Avianca
Sat, Feb 7 - Sun, Feb 8

United Airlines flights from Costa Rica to Knoxville

Our best United Airlines deals on Costa Rica to Knoxville flight tickets
United Airlines
Feb 7
SJO6:30 amSan José Juan Santamaria Intl
7h 40m
1 stop
TYS3:10 pmKnoxville McGhee Tyson
Feb 8
TYS5:29 pmKnoxville McGhee Tyson
20h 27m
1 stop
SJO12:56 pmSan José Juan Santamaria Intl
$689
Find similar
United Airlines
Feb 7
SJO6:30 amSan José Juan Santamaria Intl
7h 40m
1 stop
TYS3:10 pmKnoxville McGhee Tyson
Feb 8
TYS4:55 pmKnoxville McGhee Tyson
26h 21m
1 stop
SJO6:16 pmSan José Juan Santamaria Intl
$692
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
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

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 4/17

11:59 pm-1:02 pm

1 stop11h 03m

Knoxville McGhee Tyson

Sat 4/25

8:44 pm-1:10 pm

1 stop18h 26m

$550

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 4/17

11:59 pm-2:27 pm

2 stops12h 28m

Knoxville McGhee Tyson

Sat 4/25

8:44 pm-1:10 pm

1 stop18h 26m

$554

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Fri 4/17

11:59 pm-2:27 pm

2 stops12h 28m

Knoxville McGhee Tyson

Sat 4/25

12:50 pm-6:25 pm

2 stops7h 35m

$569

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 2/7

6:30 am-3:10 pm

1 stop7h 40m

Knoxville McGhee Tyson

Sun 2/8

5:29 pm-12:56 pm

1 stop20h 27m

$689

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Sat 2/7

4:15 pm-10:57 am

2 stops17h 42m

Knoxville McGhee Tyson

Sun 2/8

7:20 pm-11:25 am

2 stops17h 05m

$1,010

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 1/8

1:30 pm-1:40 pm

1 stop23h 10m

$225

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/7

1:31 pm-8:39 am

1 stop18h 08m

$249

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Wed 1/7

3:10 pm-8:39 am

2 stops16h 29m

$268

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 1/8

1:30 pm-7:56 pm

3 stops29h 26m

$279

San JoséKnoxville

SJO - TYS

SJOTYS

San José Juan Santamaria Intl

Thu 1/8

1:30 pm-7:56 pm

2 stops29h 26m

$285

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Costa Rica to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Costa Rica to Knoxville is on a Monday. Travelers who choose to depart for Knoxville on a Monday will often find tickets for as low as $558. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Costa Rica to Knoxville for around $752.

Cheap Costa Rica to Knoxville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Costa Rica to Knoxville

Fastest flight time

7h 40m

Direct flights

None
The fastest flight from Costa Rica to Knoxville takes 7h 40m
There are no direct flights from Costa Rica to Knoxville. There are no popular flight routes from Costa Rica to Knoxville.
Search flight deals

  • When did momondo last update prices for flights from Costa Rica to Knoxville McGhee Tyson Airport?

    Prices for flights from Costa Rica to Knoxville McGhee Tyson Airport were last updated today.

  • How many operators does momondo search for flights from Costa Rica to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Costa Rica to Knoxville McGhee Tyson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Costa Rica to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents you'll need for your trip to Knoxville McGhee Tyson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Costa Rica to Knoxville

Compare and see reviews for airlines that fly from Costa Rica to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $530Free CancellationRating
7.2
11,073 reviews
Search American Airlines flights
United AirlinesPriceFrom $631Free CancellationRating
7.4
9,113 reviews
Search United Airlines flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Maryville
Crossville
Murphy
Alcoa
Oak Ridge
Newport
Lenoir City
Kodak
Dandridge
Jefferson City
Clinton
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Costa Rica to Knoxville?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Costa Rica to Knoxville. momondo saves you time and could save you money on your trip.

Can I find flights from Costa Rica to Knoxville with flexible booking policies on momondo?

All flight searches from Costa Rica to Knoxville on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Costa Rica to Knoxville?

momondo provides multiple filters to help you find the best flight to Knoxville from Costa Rica. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Costa Rica to Knoxville right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Costa Rica to Knoxville flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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