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$237+ Cheap flights from Dayton (DAY) 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJO
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$435
(Delta)

One-way from

$237
(Kiwi.com)

Popular in

February

Cheapest in

April

Average price

$613
Provider with most accurate pricing for Dayton-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Dayton-San José Juan Santamaria Intl flights.
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From Dayton to San José Juan Santamaria Intl
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One-way flight from Dayton to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 7% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This Delta deal was found by Cheapflights users on 1/8. 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.
Wed 1/212:37 pmDAY - SJO
1 stop8h 38mDelta
Thu 1/297:00 amSJO - DAY
1 stop15h 16mDelta
Deal found 1/8$435
This American Airlines deal was found by Cheapflights users on 1/8. 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 2/287:30 pmDAY - SJO
1 stop18h 16mAmerican Airlines
Fri 3/612:35 amSJO - DAY
1 stop17h 20mAmerican Airlines
Deal found 1/8$453
This American Airlines deal was found by Cheapflights users on 1/7. 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 5/26:57 pmDAY - SJO
1 stop18h 28mAmerican Airlines
Tue 5/1212:42 pmSJO - DAY
1 stop26h 47mAmerican Airlines
Deal found 1/7$461
This American Airlines deal was found by Cheapflights users on 1/7. 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.
Wed 1/2110:16 amDAY - SJO
2 stops14h 27mAmerican Airlines
Thu 1/297:09 amSJO - DAY
2 stops12h 59mAmerican Airlines
Deal found 1/7$522
This Avianca deal was found by Cheapflights users on 1/7. 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.
Tue 4/147:33 pmDAY - SJO
2 stops15h 12mMultiple Airlines
Mon 4/205:25 pmSJO - DAY
2 stops18h 50mMultiple Airlines
Deal found 1/7$534
This Avianca deal was found by Cheapflights users on 1/8. 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.
Thu 1/89:50 amDAY - SJO
1 stop19h 00mMultiple Airlines
Tue 1/135:10 pmSJO - DAY
1 stop20h 07mMultiple Airlines
Deal found 1/8$536
This American Airlines deal was found by Cheapflights users on 1/7. 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.
Wed 1/211:33 pmDAY - SJO
1 stop9h 57mAmerican Airlines
Sun 1/257:09 amSJO - DAY
1 stop13h 35mAmerican Airlines
Deal found 1/7$540
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Wed 1/2110:24 amDAY - SJO
2 stops11h 15mUnited Airlines
Thu 1/298:45 amSJO - DAY
2 stops12h 17mUnited Airlines
Deal found 1/8$550
This Delta deal was found by Cheapflights users on 1/7. 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 2/92:37 pmDAY - SJO
1 stop8h 38mDelta
Mon 2/167:00 amSJO - DAY
1 stop14h 43mDelta
Deal found 1/7$558

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 January 8, 2026.
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

Wed 1/21

2:37 pm-10:15 pm

1 stop8h 38m

San José Juan Santamaria Intl

Thu 1/29

7:00 am-11:16 pm

1 stop15h 16m

$435

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 2/28

7:30 pm-12:46 pm

1 stop18h 16m

San José Juan Santamaria Intl

Fri 3/6

12:35 am-6:55 pm

1 stop17h 20m

$453

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 5/2

6:57 pm-11:25 am

1 stop18h 28m

San José Juan Santamaria Intl

Tue 5/12

6:30 am-9:44 pm

2 stops13h 14m

$458

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 1/21

1:33 pm-11:43 pm

2 stops11h 10m

San José Juan Santamaria Intl

Thu 1/29

7:09 am-9:44 pm

1 stop13h 35m

$522

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 1/21

1:33 pm-10:30 pm

1 stop9h 57m

San José Juan Santamaria Intl

Sun 1/25

7:09 am-9:44 pm

1 stop13h 35m

$540

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 1/21

10:24 am-8:39 pm

2 stops11h 15m

San José Juan Santamaria Intl

Thu 1/29

8:45 am-10:02 pm

2 stops12h 17m

$550

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Mon 2/9

2:37 pm-10:15 pm

1 stop8h 38m

San José Juan Santamaria Intl

Mon 2/16

7:00 am-10:43 pm

1 stop14h 43m

$558

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 1/21

7:44 am-10:30 pm

2 stops15h 46m

$243

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 1/21

2:37 pm-10:15 pm

1 stop8h 38m

$243

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Thu 1/22

2:52 pm-3:50 am

1 stop13h 58m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 12 results
1
2

Compare providers for flights from Dayton to San José

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dayton to San José in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dayton-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dayton-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dayton-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dayton-San José flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dayton-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Currently, October is the cheapest month in which you can book a flight from Dayton to San José (average of $149). Flying from Dayton to San José in July is currently the most expensive (average of $415). 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 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 January 8, 2026.
See what other customers who have flown with Delta and American Airlines from Dayton to San José have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,025 reviews
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,094 reviews
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Dayton to San José?

    For as low as $435, Delta can have you in San José from Dayton in 8h 38m. The distance from Dayton to San José is about 2065 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $231, Delta will fly you from Dayton to San José and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $516. Delta is 70% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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?

    Currently, October is the cheapest month in which you can book a flight from Dayton to San José (average of $149). Flying from Dayton to San José in July is currently the most expensive (average of $415). 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 San José?

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

Browse thousands of different options on Cheapflights for your next trip

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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$241Average$633FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$516Average$709FlexibilityNo cancel feeOn-time71%

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