$178+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SJU
Mar 2 — Mar 91
1 adult, Economy
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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 Juan
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Best
Last-minute
One-way
Cheapest flights from Dayton to San JuanExplore 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 January 31, 2026.
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 January 31, 2026.
This Delta deal was found by Cheapflights users on 1/29. 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 2/2511:42 am
DAY
- SJU
1 stop8h 30m
Delta
Wed 3/46:15 am
SJU
- DAY
1 stop8h 35m
Delta
Deal found 1/29![Delta logo]()
$256
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/226:00 am
DAY
- SJU
1 stop16h 05m
American Airlines
Wed 4/297:25 am
SJU
- DAY
2 stops10h 12m
American Airlines
Deal found 1/29![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 1/31. 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 4/116:00 am
DAY
- SJU
1 stop16h 05m
American Airlines
Fri 4/176:00 am
SJU
- DAY
1 stop15h 13m
American Airlines
Deal found 1/31![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 1/29. 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 2/182:39 pm
DAY
- SJU
1 stop8h 19m
Delta
Wed 2/256:15 am
SJU
- DAY
1 stop8h 35m
Delta
Deal found 1/29![Delta logo]()
$338
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/176:57 pm
DAY
- SJU
2 stops15h 56m
American Airlines
Tue 4/216:00 am
SJU
- DAY
1 stop15h 38m
American Airlines
Deal found 1/29![American Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 1/29. 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 4/2211:32 am
DAY
- SJU
2 stops12h 18m
United Airlines
Tue 4/281:00 am
SJU
- DAY
2 stops12h 26m
United Airlines
Deal found 1/29![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 1/30. 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 6/275:55 am
DAY
- SJU
1 stop17h 46m
American Airlines
Thu 7/212:59 am
SJU
- DAY
1 stop14h 32m
American Airlines
Deal found 1/30![American Airlines logo]()
$402
This Faresmojo deal was found by Cheapflights users on 1/30. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1311:31 am
DAY
- SJU
1 stop8h 47m
JetBlue
Thu 3/197:30 am
SJU
- DAY
1 stop10h 19m
JetBlue
Deal found 1/30![JetBlue logo]()
$406
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/176:57 pm
DAY
- SJU
2 stops15h 56m
American Airlines
Mon 4/206:00 am
SJU
- DAY
1 stop15h 13m
American Airlines
Deal found 1/29![American Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/27:44 am
DAY
- SJU
2 stops9h 38m
American Airlines
Mon 2/97:00 am
SJU
- DAY
1 stop14h 38m
American Airlines
Deal found 1/29![American Airlines logo]()
$420
Best flights from Dayton to San JuanDiscover carefully curated flight deals from Dayton to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.
Discover carefully curated flight deals from Dayton to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/2511:00 am
DAY
- SJU
2 stops12h 36m
United Airlines
Wed 3/48:05 am
SJU
- DAY
1 stop7h 17m
United Airlines
Deal found 1/29![United Airlines logo]()
$256
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/226:00 am
DAY
- SJU
1 stop16h 05m
American Airlines
Wed 4/296:00 am
SJU
- DAY
1 stop15h 13m
American Airlines
Deal found 1/29![American Airlines logo]()
$256
This Delta deal was found by Cheapflights users on 1/29. 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 2/182:39 pm
DAY
- SJU
1 stop8h 19m
Delta
Wed 2/256:15 am
SJU
- DAY
1 stop8h 35m
Delta
Deal found 1/29![Delta logo]()
$338
This American Airlines deal was found by Cheapflights users on 1/31. 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 4/116:00 am
DAY
- SJU
1 stop16h 05m
American Airlines
Fri 4/176:00 am
SJU
- DAY
1 stop15h 13m
American Airlines
Deal found 1/31![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/182:57 pm
DAY
- SJU
1 stop6h 25m
United Airlines
Tue 2/242:05 am
SJU
- DAY
2 stops12h 20m
United Airlines
Deal found 1/29![United Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/176:57 pm
DAY
- SJU
2 stops15h 56m
American Airlines
Tue 4/216:00 am
SJU
- DAY
1 stop15h 38m
American Airlines
Deal found 1/29![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 1/29. 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 4/176:57 pm
DAY
- SJU
2 stops15h 56m
American Airlines
Mon 4/206:00 am
SJU
- DAY
1 stop15h 13m
American Airlines
Deal found 1/29![American Airlines logo]()
$408
Last-minute flights from Dayton to San JuanDiscover last-minute flight deals from Dayton to San Juan. Data last updated January 31, 2026 and is based on user searches.
Discover last-minute flight deals from Dayton to San Juan. Data last updated January 31, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/27:44 am
DAY
- SJU
2 stops9h 38m
American Airlines
Mon 2/97:00 am
SJU
- DAY
1 stop14h 38m
American Airlines
Deal found 1/29![American Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/59:05 am
DAY
- SJU
2 stops11h 21m
United Airlines
Sat 2/72:05 am
SJU
- DAY
2 stops12h 18m
United Airlines
Deal found 1/30![United Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/56:00 am
DAY
- SJU
1 stop16h 56m
American Airlines
Sat 2/76:05 am
SJU
- DAY
1 stop16h 39m
American Airlines
Deal found 1/30![American Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/59:05 am
DAY
- SJU
2 stops11h 21m
United Airlines
Tue 2/104:52 pm
SJU
- DAY
1 stop7h 52m
United Airlines
Deal found 1/30![United Airlines logo]()
$510
This Delta deal was found by Cheapflights users on 1/30. 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 2/56:00 am
DAY
- SJU
1 stop7h 31m
Delta
Tue 2/107:30 am
SJU
- DAY
1 stop7h 18m
Delta
Deal found 1/30![Delta logo]()
$618
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/76:00 am
DAY
- SJU
1 stop8h 48m
American Airlines
Tue 2/101:24 pm
SJU
- DAY
2 stops11h 20m
American Airlines
Deal found 1/30![American Airlines logo]()
$530
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/76:00 am
DAY
- SJU
2 stops10h 03m
American Airlines
Fri 2/1312:30 pm
SJU
- DAY
2 stops11h 00m
American Airlines
Deal found 1/29![American Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/145:49 pm
DAY
- SJU
2 stops11h 22m
United Airlines
Wed 2/188:05 am
SJU
- DAY
1 stop7h 17m
United Airlines
Deal found 1/30![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/189:00 am
DAY
- SJU
2 stops12h 22m
United Airlines
Tue 2/242:05 am
SJU
- DAY
2 stops12h 20m
United Airlines
Deal found 1/29![United Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 1/29. 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 2/2511:42 am
DAY
- SJU
1 stop8h 30m
Delta
Wed 3/46:15 am
SJU
- DAY
1 stop8h 35m
Delta
Deal found 1/29![Delta logo]()
$256
One-way flights from Dayton to San JuanSearch for one-way flight options from Dayton to San Juan. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.
Search for one-way flight options from Dayton to San Juan. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 2/209:22 pm
DAY
- SJU
2 stops27h 02m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 1/29. 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 2/205:47 am
DAY
- SJU
1 stop16h 53m
American Airlines
Deal found 1/29![American Airlines logo]()
$191
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/72:04 pm
DAY
- SJU
2 stops9h 32m
United Airlines
Deal found 1/30![United Airlines logo]()
$255
Find 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 January 31, 2026.
Round-trip from | $256 (Delta) |
|---|---|
One-way from | $178 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $415 |
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 January 31, 2026.
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
Wed 2/25
11:00 am-12:36 am
2 stops12h 36m
San Juan Luis Munoz Marin Intl
Wed 3/4
8:05 am-2:22 pm
1 stop7h 17m
$256
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Wed 4/22
6:00 am-10:05 pm
1 stop16h 05m
San Juan Luis Munoz Marin Intl
Wed 4/29
6:00 am-9:13 pm
1 stop15h 13m
$256
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Sat 4/11
6:00 am-10:05 pm
1 stop16h 05m
San Juan Luis Munoz Marin Intl
Fri 4/17
6:00 am-9:13 pm
1 stop15h 13m
$319
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Wed 2/18
2:39 pm-11:58 pm
1 stop8h 19m
San Juan Luis Munoz Marin Intl
Wed 2/25
6:15 am-1:50 pm
1 stop8h 35m
$338
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Wed 2/18
2:57 pm-10:22 pm
1 stop6h 25m
San Juan Luis Munoz Marin Intl
Tue 2/24
2:05 am-1:25 pm
2 stops12h 20m
$338
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Fri 4/17
6:57 pm-10:53 am
2 stops15h 56m
San Juan Luis Munoz Marin Intl
Tue 4/21
6:00 am-9:38 pm
1 stop15h 38m
$369
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Fri 4/17
6:57 pm-10:53 am
2 stops15h 56m
San Juan Luis Munoz Marin Intl
Mon 4/20
6:00 am-9:13 pm
1 stop15h 13m
$408
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Fri 2/20
5:47 am-11:40 pm
1 stop16h 53m
$191
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Fri 2/20
9:22 pm-10:17 am
3 stops35h 55m
$211
DaytonSan Juan
DAY - SJU
DAYSJU
Dayton
Sat 2/7
10:50 am-9:00 pm
1 stop9h 10m
$255
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.
DAY-PR1
DAY-SJU
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
DAY-PR1
DAY-SJU
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 $143). 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.
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 January 31, 2026.
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.
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Dayton to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
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 January 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$234 | Average$595 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$305 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$335 | Average$590 | FlexibilityNo cancel fee | On-time71% |