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San Juan

$118+ Cheap flights from Dayton (DAY) to San Juan

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheap flight deals from Dayton to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to San Juan (PR1). 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 November 26, 2025.

Round-trip from

$235
(United Airlines)

One-way from

$118
(American Airlines)

Popular in

August

Cheapest in

October

Average price

$490
From Dayton to San Juan
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One-way flight from Dayton to San Juan
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Highest demand for flights based on searches. 21% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Dayton to San Juan

Cheapest flights from Dayton to San Juan
Explore the most affordable flight options available from Dayton to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:49 amDAY - SJU
2 stops11h 03mAmerican Airlines
Thu 12/185:24 amSJU - DAY
2 stops8h 54mAmerican Airlines
Deal found 11/24$308
This American Airlines deal was found by Cheapflights users on 11/25. 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 12/1112:51 pmDAY - SJU
2 stops10h 02mAmerican Airlines
Thu 12/182:44 pmSJU - DAY
1 stop8h 17mAmerican Airlines
Deal found 11/25$317
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Sun 12/145:40 amDAY - SJU
1 stop17h 12mAmerican Airlines
Sun 12/218:25 amSJU - DAY
1 stop9h 42mAmerican Airlines
Deal found 11/25$350
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:40 amDAY - SJU
2 stops9h 28mAmerican Airlines
Wed 12/1712:49 pmSJU - DAY
2 stops11h 20mAmerican Airlines
Deal found 11/24$377
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Wed 12/1011:43 amDAY - SJU
1 stop8h 17mUnited Airlines
Sat 12/132:05 amSJU - DAY
2 stops12h 13mUnited Airlines
Deal found 11/25$399
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Mon 12/155:49 amDAY - SJU
1 stop17h 03mAmerican Airlines
Mon 12/226:00 amSJU - DAY
1 stop18h 39mAmerican Airlines
Deal found 11/25$402
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Sat 12/611:43 amDAY - SJU
2 stops9h 39mUnited Airlines
Sat 12/132:05 amSJU - DAY
2 stops12h 13mUnited Airlines
Deal found 11/25$414
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/165:49 amDAY - SJU
1 stop17h 03mAmerican Airlines
Tue 12/236:00 amSJU - DAY
1 stop18h 39mAmerican Airlines
Deal found 11/25$455
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:15 amDAY - SJU
1 stop7h 25mUnited Airlines
Mon 12/152:05 amSJU - DAY
2 stops15h 46mUnited Airlines
Deal found 11/24$467
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:50 pmDAY - SJU
1 stop6h 32mUnited Airlines
Sat 12/138:30 amSJU - DAY
1 stop6h 45mUnited Airlines
Deal found 11/24$489

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton to San Juan 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 November 26, 2025.
Use the filters below to find and compare flights from Dayton to San Juan that are best for you.

Fly from

Dayton

Fly to

San Juan

Route

Depart

Return

Price

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Sun 1/11

5:47 pm-6:11 am

2 stops11h 24m

San Juan Luis Munoz Marin Intl

Thu 1/15

4:52 pm-11:44 pm

1 stop7h 52m

$235

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Mon 1/26

7:10 pm-1:08 pm

1 stop16h 58m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:28 pm-8:38 pm

1 stop7h 10m

$295

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Mon 12/15

5:49 am-11:52 pm

1 stop17h 03m

San Juan Luis Munoz Marin Intl

Thu 12/18

3:58 pm-11:39 pm

1 stop8h 41m

$308

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Thu 12/11

1:57 pm-5:19 am

1 stop14h 22m

San Juan Luis Munoz Marin Intl

Tue 12/16

8:20 am-5:26 pm

1 stop10h 06m

$317

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Mon 1/26

10:24 am-12:36 am

2 stops13h 12m

San Juan Luis Munoz Marin Intl

Wed 1/28

2:05 am-1:23 pm

2 stops12h 18m

$325

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Mon 2/9

6:00 am-11:56 pm

1 stop16h 56m

San Juan Luis Munoz Marin Intl

Sat 2/21

7:00 am-6:44 pm

2 stops12h 44m

$365

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Sun 12/14

5:40 am-4:08 pm

2 stops9h 28m

San Juan Luis Munoz Marin Intl

Wed 12/17

12:49 pm-11:09 pm

2 stops11h 20m

$377

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Sat 3/28

5:56 pm-5:28 am

1 stop11h 32m

San Juan Luis Munoz Marin Intl

Sun 4/5

7:40 am-5:26 pm

1 stop9h 46m

$393

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Wed 12/10

7:04 pm-10:09 am

2 stops14h 05m

San Juan Luis Munoz Marin Intl

Sun 12/14

6:25 am-8:34 pm

1 stop15h 09m

$399

DaytonSan Juan

DAY - SJU

DAYSJU

Dayton

Tue 2/10

6:00 am-1:37 pm

1 stop6h 37m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 13 results
1
2

Best time to book a flight from Dayton to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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 Juan

What is the cheapest month to book a flight from Dayton to San Juan?

Currently, January is the cheapest month in which you can book a flight from Dayton to San Juan (average of $128). Flying from Dayton to San Juan in June is currently the most expensive (average of $230). 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 SJU?

Find hourly flight availability from Dayton to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

It’s optimal to fly from Dayton to San Juan in the afternoon. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Dayton to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated November 26, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Dayton to San Juan 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
7,998 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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.
United Airlines
7.4
Good
9,046 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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
11,038 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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 Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dayton to San Juan?

    Most people fly from Dayton (DAY) if they book a flight from Dayton to San Juan. On average, Dayton has 0 outbound flights to San Juan per day from 3 airlines. Dayton is conveniently located just 10.0 mi from Dayton’s city center.

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

    Airlines like United Airlines and American Airlines fly from Dayton to San Juan in about 11h 24m. The time it takes to get you to your destination can typically vary by up to 5h 34m. Airlines will cover a distance of 1837 mi. This flight may include one or multiple stops.

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

    Delta, at $264, was found to be the cheapest airline from Dayton to San Juan.Alternate airlines to your destination round-trip include United Airlines and American Airlines. These flights start at 52% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dayton to San Juan 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 Juan?

    Currently, January is the cheapest month in which you can book a flight from Dayton to San Juan (average of $128). Flying from Dayton to San Juan in June is currently the most expensive (average of $230). 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

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Alternative routes for Dayton to San Juan

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Top 3 airlines flying from Dayton to San Juan

Discover the top 3 airlines that operate flights from Dayton to San Juan. 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$477FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$325Average$503FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$385Average$577FlexibilityNo cancel feeOn-time71%

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