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Cheap flights from Knoxville to San José from $292

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to San José departing on 7/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:45 pm - 3:11 pm
TYS
-
SJO
24h 26m
1 stop
Multiple Airlines Logo
7:07 am - 9:44 pm
SJO
-
TYS
12h 37m
1 stop
$540Multiple Airlines
Tue, Jun 9 - Mon, Oct 26
Southwest Logo
8:00 am - 6:40 pm
TYS
-
SJO
12h 40m
2 stops
Southwest Logo
9:00 am - 9:45 pm
SJO
-
TYS
10h 45m
2 stops
$556Southwest
Wed, Sep 16 - Sun, Sep 20
Multiple Airlines Logo
7:27 pm - 3:11 pm
TYS
-
SJO
21h 44m
1 stop
Multiple Airlines Logo
7:07 am - 9:44 pm
SJO
-
TYS
12h 37m
1 stop
$559Multiple Airlines
Mon, Jun 8 - Mon, Oct 26
Multiple Airlines Logo
4:45 pm - 3:11 pm
TYS
-
SJO
24h 26m
1 stop
Multiple Airlines Logo
7:48 pm - 1:58 pm
SJO
-
TYS
16h 10m
2 stops
$567Multiple Airlines
Tue, Jun 9 - Tue, Oct 27
Multiple Airlines Logo
7:20 pm - 8:20 am
TYS
-
SJO
15h 00m
1 stop
Multiple Airlines Logo
7:07 am - 11:33 pm
SJO
-
TYS
14h 26m
1 stop
$568Multiple Airlines
Fri, Jul 3 - Fri, Jul 10
Multiple Airlines Logo
4:45 pm - 3:11 pm
TYS
-
SJO
24h 26m
1 stop
Multiple Airlines Logo
7:07 am - 9:41 pm
SJO
-
TYS
12h 34m
1 stop
$572Multiple Airlines
Tue, Jun 9 - Fri, Oct 30
Multiple Airlines Logo
10:03 pm - 3:11 pm
TYS
-
SJO
19h 08m
1 stop
Multiple Airlines Logo
7:48 pm - 1:58 pm
SJO
-
TYS
16h 10m
2 stops
$586Multiple Airlines
Mon, Jun 8 - Tue, Oct 27
Multiple Airlines Logo
10:03 pm - 3:11 pm
TYS
-
SJO
19h 08m
1 stop
Multiple Airlines Logo
7:07 am - 9:41 pm
SJO
-
TYS
12h 34m
1 stop
$591Multiple Airlines
Mon, Jun 8 - Fri, Oct 30
Multiple Airlines Logo
4:45 pm - 3:11 pm
TYS
-
SJO
24h 26m
1 stop
Multiple Airlines Logo
7:07 am - 11:29 am
SJO
-
TYS
26h 22m
2 stops
$596Multiple Airlines
Tue, Jun 9 - Wed, Oct 28
Multiple Airlines Logo
6:00 am - 1:15 am
TYS
-
SJO
21h 15m
2 stops
Multiple Airlines Logo
7:07 am - 11:39 pm
SJO
-
TYS
14h 32m
1 stop
$598Multiple Airlines
Mon, Jun 1 - Fri, Jun 5

American Airlines flights from Knoxville to San José

Our best American Airlines deals on Knoxville to San José flight tickets
American Airlines
Jul 27
TYS6:00 amKnoxville McGhee Tyson
9h 11m
1 stop
SJO1:11 pmSan José Juan Santamaria Intl
Aug 6
SJO2:52 pmSan José Juan Santamaria Intl
7h 07m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$618
American Airlines
Jul 27
TYS6:00 amKnoxville McGhee Tyson
15h 35m
2 stops
SJO7:35 pmSan José Juan Santamaria Intl
Aug 6
SJO2:52 pmSan José Juan Santamaria Intl
7h 07m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$623
American Airlines
Aug 15
TYS8:11 pmKnoxville McGhee Tyson
18h 15m
1 stop
SJO12:26 pmSan José Juan Santamaria Intl
Aug 22
SJO2:52 pmSan José Juan Santamaria Intl
7h 07m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$640

Southwest flights from Knoxville to San José

Our best Southwest deals on Knoxville to San José flight tickets
Southwest
Sep 16
TYS8:00 amKnoxville McGhee Tyson
12h 40m
2 stops
SJO6:40 pmSan José Juan Santamaria Intl
Sep 20
SJO9:00 amSan José Juan Santamaria Intl
10h 45m
2 stops
TYS9:45 pmKnoxville McGhee Tyson
$556
Southwest
Jun 8
TYS6:40 amKnoxville McGhee Tyson
15h 00m
2 stops
SJO7:40 pmSan José Juan Santamaria Intl
Oct 28
SJO9:00 amSan José Juan Santamaria Intl
10h 15m
2 stops
TYS9:15 pmKnoxville McGhee Tyson
$668
Southwest
May 15
TYS6:35 amKnoxville McGhee Tyson
14h 25m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
May 17
SJO9:00 amSan José Juan Santamaria Intl
8h 00m
1 stop
TYS7:00 pmKnoxville McGhee Tyson
$674

momondo 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, momondo users made 832,500 searches. Data last updated May 14, 2026.
Use the filters below to find and compare flights from Knoxville to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Tue 6/9

4:45 pm-3:11 pm

1 stop24h 26m

San José Juan Santamaria Intl

Mon 10/26

7:07 am-9:44 pm

1 stop12h 37m

$540
Quickest round-trip

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Wed 9/16

8:00 am-6:40 pm

2 stops12h 40m

San José Juan Santamaria Intl

Sun 9/20

9:00 am-9:45 pm

2 stops10h 45m

$556

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Mon 6/8

7:27 pm-3:11 pm

1 stop21h 44m

San José Juan Santamaria Intl

Mon 10/26

7:07 am-9:44 pm

1 stop12h 37m

$559

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Tue 6/9

4:45 pm-3:11 pm

1 stop24h 26m

San José Juan Santamaria Intl

Tue 10/27

7:48 pm-1:58 pm

2 stops16h 10m

$567

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Fri 7/3

7:20 pm-8:20 am

1 stop15h 00m

San José Juan Santamaria Intl

Fri 7/10

7:07 am-11:33 pm

1 stop14h 26m

$568

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Tue 6/9

4:45 pm-3:11 pm

1 stop24h 26m

San José Juan Santamaria Intl

Fri 10/30

7:07 am-9:41 pm

1 stop12h 34m

$572

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Mon 6/8

10:03 pm-3:11 pm

1 stop19h 08m

San José Juan Santamaria Intl

Tue 10/27

7:48 pm-1:58 pm

2 stops16h 10m

$586

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Mon 6/8

10:03 pm-3:11 pm

1 stop19h 08m

San José Juan Santamaria Intl

Fri 10/30

7:07 am-9:41 pm

1 stop12h 34m

$591

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Tue 6/9

4:45 pm-3:11 pm

1 stop24h 26m

San José Juan Santamaria Intl

Wed 10/28

7:07 am-11:29 am

2 stops26h 22m

$596

KnoxvilleSan José

TYS - SJO

TYSSJO

Knoxville McGhee Tyson

Mon 6/1

6:00 am-1:15 am

2 stops21h 15m

San José Juan Santamaria Intl

Fri 6/5

7:07 am-11:39 pm

1 stop14h 32m

$598

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to San José from

How to get the cheapest flight ticket from Knoxville to San José

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 typical price of a round-trip flight between Knoxville and San José?

What is the cheapest month to fly to San José?

In general, October is the cheapest month to fly from Knoxville to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $549. If you don’t want to visit San José in October, then you should wait until February to fly from Knoxville, when ticket prices are also cheap, with an average price of $565.

When to book flights from Knoxville to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to San José (TYS to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to San José

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Knoxville to San José takes 12h 40m
There are no direct flights from Knoxville to San José. There are no popular flight routes from Knoxville to San José.
Search flight deals

Frequently asked questions about flying from Knoxville to San José

  • How far is Knoxville McGhee Tyson to San José Juan Santamaria Intl by plane?

    San José Juan Santamaria Intl is 1797.1 mi away from Knoxville McGhee Tyson. Typically, this will take 12h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to San José Juan Santamaria Intl Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to San José Juan Santamaria Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The required travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to San José?

Best airlines flying from Knoxville to San José

Compare and see reviews for airlines that fly from Knoxville to San José with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $491Free CancellationRating
7.1
11,664 reviews
Search American Airlines flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Santa Elena
Dominical
San Gerardo de Dota
Esterillos Este

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to San José?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to San José. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Knoxville to San José with flexible booking policies on momondo?

Yes. All flights to San José from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to San José?

Once all potential Knoxville to San José flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Knoxville to San José flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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