HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San José

$344+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJO
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dayton 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.

Cheap 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 July 19, 2026.

This American Airlines deal was found by Cheapflights users on 7/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:42 pm
DAY
-
SJO
2 stops18h 57m
American Airlines
Fri 12/1812:34 am
SJO
-
DAY
2 stops16h 18m
American Airlines
Deal found 7/17$565
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Wed 11/47:15 am
DAY
-
SJO
2 stops14h 24m
United Airlines
Wed 11/118:45 am
SJO
-
DAY
2 stops10h 46m
United Airlines
Deal found 7/16$615
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 8/286:00 am
DAY
-
SJO
1 stop7h 49m
Delta
Fri 9/41:14 pm
SJO
-
DAY
1 stop8h 42m
Delta
Deal found 7/14$625
This American Airlines deal was found by Cheapflights users on 7/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:26 am
DAY
-
SJO
1 stop6h 56m
American Airlines
Wed 11/111:23 pm
SJO
-
DAY
1 stop7h 48m
American Airlines
Deal found 7/16$640
This Delta deal was found by Cheapflights users on 7/14. 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.
Thu 12/102:55 pm
DAY
-
SJO
1 stop8h 20m
Delta
Fri 12/257:00 am
SJO
-
DAY
1 stop15h 14m
Delta
Deal found 7/14$659
This Delta deal was found by Cheapflights users on 7/14. 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 12/96:00 am
DAY
-
SJO
1 stop17h 15m
Delta
Thu 12/247:00 am
SJO
-
DAY
1 stop15h 14m
Delta
Deal found 7/14$663
This Avianca deal was found by Cheapflights users on 7/15. 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.
Fri 9/257:33 pm
DAY
-
SJO
2 stops15h 12m
Multiple Airlines
Fri 10/27:45 pm
SJO
-
DAY
2 stops12h 02m
Multiple Airlines
Deal found 7/15$665
This Delta deal was found by Cheapflights users on 7/14. 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.
Thu 12/102:55 pm
DAY
-
SJO
1 stop8h 20m
Delta
Sat 12/263:55 pm
SJO
-
DAY
1 stop17h 32m
Delta
Deal found 7/14$669
This Delta deal was found by Cheapflights users on 7/14. 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 12/92:55 pm
DAY
-
SJO
1 stop8h 20m
Delta
Sat 12/263:55 pm
SJO
-
DAY
1 stop17h 32m
Delta
Deal found 7/14$673
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Sun 8/307:15 am
DAY
-
SJO
2 stops14h 22m
United Airlines
Sun 9/67:55 am
SJO
-
DAY
2 stops14h 04m
United Airlines
Deal found 7/16$674

Find 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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$565
(American Airlines)

One-way from

$344
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$1,092
Provider with most accurate pricing for Dayton-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-San José Juan Santamaria Intl flights.
Search Deals
From Dayton to San José Juan Santamaria Intl
Search Deals
One-way flight from Dayton to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 19, 2026.
Use the filters below to find and compare flights from Dayton to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 11/4

7:15 am-8:39 pm

2 stops14h 24m

San José Juan Santamaria Intl

Wed 11/11

8:45 am-8:31 pm

2 stops10h 46m

$615

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 12/9

6:00 am-10:15 pm

1 stop17h 15m

San José Juan Santamaria Intl

Thu 12/24

7:00 am-11:14 pm

1 stop15h 14m

$663

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sun 8/30

7:15 am-7:37 pm

2 stops14h 22m

San José Juan Santamaria Intl

Sun 9/6

7:55 am-11:59 pm

2 stops14h 04m

$674

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 9/5

5:49 pm-1:52 pm

2 stops22h 03m

San José Juan Santamaria Intl

Sat 9/12

1:00 pm-11:05 am

2 stops20h 05m

$714

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Thu 8/27

11:34 am-7:37 pm

2 stops10h 03m

San José Juan Santamaria Intl

Fri 9/4

1:25 pm-10:58 am

2 stops19h 33m

$724

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 10/31

7:45 pm-8:35 am

2 stops14h 50m

San José Juan Santamaria Intl

Tue 11/3

4:15 pm-2:01 pm

2 stops20h 46m

$725

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Sat 10/31

5:30 am-11:48 am

1 stop8h 18m

San José Juan Santamaria Intl

Tue 11/3

11:28 pm-11:44 pm

2 stops23h 16m

$735
Cheapest one-way

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Wed 8/26

7:15 am-8:19 pm

2 stops15h 04m

$344

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Tue 7/28

2:23 pm-10:39 pm

2 stops10h 16m

$396
Quickest one-way

DaytonSan José

DAY - SJO

DAYSJO

Dayton

Tue 7/28

6:00 am-11:51 am

1 stop7h 51m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Sorted by cheapest first

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-San José flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 July 19, 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
7.8
Good
8,478 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,478 reviews
Delta
7.8
Good
8,478 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,828 reviews
Delta
7.8
Good
8,478 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 $659, United Airlines can have you in San José from Dayton in 8h 20m. 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 $241, 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 $399. Delta is 64% 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.

See more FAQs

Traveling to a place near San José?

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

Browse 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.

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 July 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$241Average$633FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$399Average$942FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.