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$392+ Cheap flights from Dayton (DAY) to San José (SJO)

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJO
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Dayton to San José

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 23, 2025.

Round-trip from

$392
(American Airlines)

Popular in

May

Cheapest in

April

Average price

$843
From Dayton to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 10% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Dayton to San José

Cheapest flights from Dayton to San José
Explore the most affordable flight options available from Dayton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This American Airlines deal was found by Cheapflights users on 6/22. 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 11/188:43 amDAY - SJO
1 stop12h 19mAmerican Airlines
Tue 11/257:00 amSJO - DAY
1 stop13h 02mAmerican Airlines
Deal found 6/22$392
This Delta deal was found by Cheapflights users on 6/21. 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.
Mon 12/81:15 pmDAY - SJO
1 stop10h 00mDelta
Fri 12/127:00 amSJO - DAY
1 stop9h 49mDelta
Deal found 6/21$444
This Trip.com deal was found by Cheapflights users on 6/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/109:30 pmDAY - SJO
1 stop19h 43mMultiple Airlines
Sun 7/137:30 amSJO - DAY
1 stop11h 10mMultiple Airlines
Deal found 6/21$447
This United Airlines deal was found by Cheapflights users on 6/23. 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 8/26:00 amDAY - SJO
1 stop7h 55mUnited Airlines
Sat 8/95:30 amSJO - DAY
2 stops16h 28mUnited Airlines
Deal found 6/23$613
This Avianca deal was found by Cheapflights users on 6/22. 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.
Wed 11/1910:27 amDAY - SJO
2 stops13h 53mAvianca
Wed 11/262:15 amSJO - DAY
2 stops15h 46mAvianca
Deal found 6/22$1,581

Cheapflights Fare Finder

Customize your flight search to find flights from Dayton 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 23, 2025.
Use the filters below to find and compare flights from Dayton to San José that are best for you.

Fly from

Dayton

Fly to

San José

Route

Depart

Return

Price

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Tue 11/18

8:43 am-8:02 pm

1 stop12h 19m

San José Juan Santamaria Intl

Tue 11/25

7:00 am-9:02 pm

1 stop13h 02m

$392

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Mon 12/8

1:15 pm-10:15 pm

1 stop10h 00m

San José Juan Santamaria Intl

Fri 12/12

7:00 am-5:49 pm

1 stop9h 49m

$444

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Thu 7/10

9:30 pm-3:13 pm

1 stop19h 43m

San José Juan Santamaria Intl

Sun 7/13

7:30 am-8:40 pm

1 stop11h 10m

$447

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 8/2

6:00 am-11:55 am

1 stop7h 55m

San José Juan Santamaria Intl

Sat 8/9

5:30 am-11:58 pm

2 stops16h 28m

$613

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 11/19

10:27 am-11:20 pm

2 stops13h 53m

San José Juan Santamaria Intl

Wed 11/26

2:15 am-7:01 pm

2 stops15h 46m

$1,581

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Best time to book a flight from Dayton to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Dayton 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 Dayton to San José

What is the cheapest month to book a flight from Dayton to San José, San José Province?

Currently, September is the cheapest month in which you can book a flight from Dayton to San José, San José Province (average of $398). Flying from Dayton 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 DAY to SJO?

Find hourly flight availability from Dayton 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 23, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Dayton to San José, San José Province by exploring options for tickets in the afternoon.

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 23, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Dayton to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,966 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,831 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Avianca
6.7
Okay
2,352 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dayton to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Dayton to San José, San José Province round-trip?

    Flying on American Airlines is currently your cheapest option to San José, San José Province, with prices starting at $392. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $444 and $613, respectively. American Airlines is currently priced 42% below the average price you’ll pay for this route.

  • Can I find deals for flights from Dayton to San José that include hotel bookings?

    Yes. In addition to deals on Dayton to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dayton to San José?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to San José.

  • Can I find deals for business class flights from Dayton to San José?

    Yes. Cheapflights offers flight deals from Dayton to San José 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 Dayton to San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Dayton to San José, San José Province (average of $398). Flying from Dayton 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.

See more FAQs

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

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Top 2 airlines flying from Dayton to San José

Discover the top 2 airlines that operate flights from Dayton 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$476Average$622FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$497Average$696FlexibilityNo cancel feeOn-time71%

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