$324+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJO
Oct 27 — Nov 31
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Dayton to San JoséExplore 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 September 27, 2026.
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 September 27, 2026.
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:52 pm -
2 stops20h 08m
Fri 10/306:00 am -
2 stops16h 26m
Deal found 9/23![American Airlines logo]()
$669
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/158:34 am -
2 stops13h 47m
Fri 10/303:01 pm -
2 stops19h 01m
Deal found 9/25![American Airlines logo]()
$706
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:44 pm -
2 stops17h 51m
Mon 1/113:56 pm -
2 stops19h 22m
Deal found 9/23![American Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:30 am -
2 stops16h 09m
Thu 11/1911:28 pm -
2 stops20h 21m
Deal found 9/22![United Airlines logo]()
$810
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/96:00 am -
2 stops16h 21m
Mon 10/123:01 pm -
2 stops19h 04m
Deal found 9/25![American Airlines logo]()
$814
This Delta deal was found by Cheapflights users on 9/24. 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 10/236:00 am -
1 stop8h 00m
Fri 10/301:25 pm -
1 stop7h 51m
Deal found 9/24![Delta logo]()
$823
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:00 am -
1 stop17h 17m
Sat 12/267:00 am -
1 stop11h 13m
Deal found 9/22![Delta logo]()
$838
Best flights from Dayton to San JoséDiscover carefully curated flight deals from Dayton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
Discover carefully curated flight deals from Dayton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:30 am -
2 stops16h 09m
Thu 11/1911:28 pm -
2 stops20h 21m
Deal found 9/22![United Airlines logo]()
$810
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:00 am -
1 stop8h 00m
Fri 10/301:25 pm -
1 stop7h 51m
Deal found 9/23![Delta logo]()
$823
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
2 stops16h 21m
Mon 10/123:01 pm -
2 stops19h 04m
Deal found 9/23![American Airlines logo]()
$865
This Avianca deal was found by Cheapflights users on 9/23. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1810:20 am -
3 stops26h 25m
Thu 2/257:45 pm -
2 stops41h 16m
Deal found 9/23![Avianca logo]()
$1,020
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 3/117:15 am -
2 stops14h 24m
Mon 3/1512:25 pm -
1 stop9h 19m
Deal found 9/25![United Airlines logo]()
$824
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:44 pm -
2 stops17h 51m
Mon 1/112:57 pm -
1 stop21h 09m
Deal found 9/23![American Airlines logo]()
$884
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 1/147:13 am -
1 stop30h 02m
Sat 1/161:15 am -
2 stops18h 01m
Deal found 9/25![United Airlines logo]()
$867
Last-minute flights from Dayton to San JoséDiscover last-minute flight deals from Dayton to San José. Data last updated September 27, 2026 and is based on user searches.
Discover last-minute flight deals from Dayton to San José. Data last updated September 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/96:00 am -
2 stops16h 21m
Mon 10/123:01 pm -
2 stops19h 04m
Deal found 9/25![American Airlines logo]()
$814
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/158:34 am -
2 stops13h 47m
Fri 10/303:01 pm -
2 stops19h 01m
Deal found 9/25![American Airlines logo]()
$706
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:52 pm -
2 stops20h 08m
Fri 10/306:00 am -
2 stops16h 26m
Deal found 9/23![American Airlines logo]()
$669
This Delta deal was found by Cheapflights users on 9/24. 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 10/236:00 am -
1 stop8h 00m
Fri 10/301:25 pm -
1 stop7h 51m
Deal found 9/24![Delta logo]()
$823
One-way flights from Dayton to San JoséSearch for one-way flight options from Dayton to San José. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
Search for one-way flight options from Dayton to San José. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:15 am -
1 stop24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$324
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 September 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $664 (Delta) |
One-way from | $324 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $451 |
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 7,457,451 searches. Data last updated September 27, 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
Cheapest round-trip
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Fri 11/6
9:15 am-8:55 am
1 stop24h 40m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$324
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Mon 11/16
5:30 am-8:39 pm
2 stops16h 09m
San José Juan Santamaria Intl
Thu 11/19
11:28 pm-8:49 pm
2 stops20h 21m
$810
Quickest round-trip
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Fri 10/23
6:00 am-12:00 pm
1 stop8h 00m
San José Juan Santamaria Intl
Fri 10/30
1:25 pm-11:16 pm
1 stop7h 51m
$823
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Thu 3/11
7:15 am-8:39 pm
2 stops14h 24m
San José Juan Santamaria Intl
Mon 3/15
12:25 pm-11:44 pm
1 stop9h 19m
$824
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Thu 10/8
6:00 am-8:21 pm
2 stops16h 21m
San José Juan Santamaria Intl
Mon 10/12
3:01 pm-12:05 pm
2 stops19h 04m
$865
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Thu 1/14
7:13 am-12:15 pm
1 stop30h 02m
San José Juan Santamaria Intl
Sat 1/16
1:15 am-8:16 pm
2 stops18h 01m
$867
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Wed 12/16
5:44 pm-10:35 am
2 stops17h 51m
San José Juan Santamaria Intl
Mon 1/11
2:57 pm-1:06 pm
1 stop21h 09m
$884
DaytonSan José
DAY Dayton - SJO San José Juan Santamaria Intl
DAYSJO
Dayton
Thu 2/18
10:20 am-11:45 am
3 stops26h 25m
San José Juan Santamaria Intl
Thu 2/25
7:45 pm-2:01 pm
2 stops41h 16m
$1,020
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DAY-SJO
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 September 27, 2026.
See what other customers who have flown with 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.
Entertainment
6.8
Comfort
7.2
Food
6.4
Crew
7.9
Overall
7.0
Boarding
7.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Entertainment
6.8
Comfort
7.2
Food
6.4
Crew
7.9
Overall
7.0
Boarding
7.4
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
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.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Dayton
Popular flights
San José flight routes
Alternative routes for Dayton to San José
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San José by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dayton to San José by cabin class
Find flights from Dayton to San José, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dayton and San José flights
Browse other Dayton and San José flight options. Last updated on September 27, 2026.
Other flights from Dayton
Browse through other flights departing from Dayton. Flights are based on user searches made on Cheapflights and were last updated on September 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San José
Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 27, 2026.
Top airline flying from Dayton to San José
Discover the top airline 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 7,457,451 searches. Data last updated September 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$399 | Average$942 | FlexibilityNo cancel fee | On-time71% |