$284+ Cheap flights from Knoxville (TYS) to San José (SJO)
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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Knoxville to San José with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Knoxville McGhee Tyson to San José Juan Santamaria Intl are usually found in August or September, booked 72 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Knoxville to San José
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2025.
Round-trip from | $355 (Mytrip) |
|---|---|
One-way from | $284 (Delta) |
Popular in | December |
Cheapest in | August |
Average price | $680 |
Find flight deals from Knoxville to San José
Cheapest flights from Knoxville to San JoséExplore the most affordable flight options available from Knoxville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.
Explore the most affordable flight options available from Knoxville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Avianca deal was found by Cheapflights users on 6/18. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/18. 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.
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
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
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Mon 8/11
6:00 am-3:13 pm
1 stop11h 13m
San José Juan Santamaria Intl
Tue 8/26
7:30 am-10:04 am
2 stops24h 34m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Thu 10/30
5:45 am-7:35 am
2 stops27h 50m
San José Juan Santamaria Intl
Mon 11/17
4:40 pm-10:48 am
2 stops17h 08m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Tue 11/4
5:30 am-12:48 pm
1 stop8h 18m
San José Juan Santamaria Intl
Tue 11/18
7:00 am-5:17 pm
1 stop9h 17m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Wed 10/1
6:00 am-11:12 am
1 stop7h 12m
San José Juan Santamaria Intl
Mon 10/6
12:55 pm-11:12 pm
1 stop8h 17m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Wed 10/29
7:00 am-12:15 pm
1 stop7h 15m
San José Juan Santamaria Intl
Wed 11/12
12:35 pm-11:44 pm
1 stop10h 09m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Sun 8/10
5:30 am-11:56 am
1 stop8h 26m
KnoxvilleSan José
TYS - SJO
TYSSJO
Knoxville McGhee Tyson
Sun 8/10
7:31 am-8:15 pm
2 stops14h 44m
Best time to book a flight from Knoxville to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Knoxville with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Knoxville to San José
How far ahead should I book a flight from Knoxville to San José, San José Province?
Use this chart to determine the optimal time to book a round-trip flight from Knoxville to San José. Price data was last updated on June 13, 2025.
The price you pay for your flight from Knoxville to San José, San José Province may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Knoxville to San José, San José Province?
Currently, September is the cheapest month in which you can book a flight from Knoxville to San José, San José Province (average of $398). Flying from Knoxville to San José, San José Province in March is currently the most expensive (average of $555). 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 TYS to SJO?
Find hourly flight availability from Knoxville to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.
A simple way to save on the total cost of your ticket is to fly from Knoxville to San José, San José Province in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the morning.
Rainfall in San José by month
Plan your trip to San José by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San José, San José Province ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 in.
Temperature in San José by month
Plan your trip to San José by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San José, San José Province, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).
Reviews of airlines servicing San José
Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated June 18, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Knoxville to San José have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Overall
Comfort
Crew
Boarding
Food
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Knoxville to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Knoxville to San José
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Knoxville to San José
Discover the top 3 airlines that operate flights from Knoxville to San José. 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 June 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$463 | Average$670 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$471 | Average$685 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$570 | Average$792 | FlexibilityNo cancel fee | On-time69% |