$133+ Cheap flights from Raleigh (RDU) 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJU
Jun 3 — Jun 101
Round-trip
1 adult, Economy
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Find cheap flights from Raleigh to San Juan 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.Cheapflights Tip: The best prices from Raleigh-Durham to San Juan are usually found in February or October, booked 62 days in advance, depart on a Wednesday or Friday and return on a Monday
Cheap flight deals from Raleigh to San Juan
Cheapest
Best
Last-minute
One-way
Cheapest flights from Raleigh to San JuanExplore the most affordable flight options available from Raleigh to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
Explore the most affordable flight options available from Raleigh to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:07 pm
RDU
- SJU
1 stop22h 43m
Frontier
Sat 6/69:45 pm
SJU
- RDU
1 stop9h 39m
Frontier
Deal found 5/1![Frontier logo]()
$218
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:15 pm
RDU
- SJU
1 stop8h 06m
Frontier
Tue 5/266:00 am
SJU
- RDU
1 stop8h 12m
Frontier
Deal found 4/29![Frontier logo]()
$221
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:56 pm
RDU
- SJU
Nonstop3h 38m
Frontier
Thu 9/35:15 pm
SJU
- RDU
1 stop7h 05m
Frontier
Deal found 4/30![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Thu 5/145:07 pm
RDU
- SJU
1 stop10h 54m
Frontier
Wed 5/205:15 pm
SJU
- RDU
1 stop7h 18m
Frontier
Deal found 4/29![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:17 pm
RDU
- SJU
1 stop10h 44m
Frontier
Tue 6/167:30 am
SJU
- RDU
1 stop10h 13m
Frontier
Deal found 5/2![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:25 pm
RDU
- SJU
1 stop6h 36m
Frontier
Thu 5/145:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/30![Frontier logo]()
$225
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:47 am
RDU
- SJU
1 stop7h 12m
Multiple Airlines
Thu 6/45:15 pm
SJU
- RDU
1 stop7h 09m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Tue 5/126:15 am
RDU
- SJU
1 stop7h 52m
Frontier
Sat 5/165:15 pm
SJU
- RDU
1 stop7h 14m
Frontier
Deal found 4/29![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:07 pm
RDU
- SJU
1 stop7h 14m
Frontier
Sat 5/235:15 pm
SJU
- RDU
1 stop7h 11m
Frontier
Deal found 5/2![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:25 pm
RDU
- SJU
1 stop6h 36m
Frontier
Fri 5/155:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/30![Frontier logo]()
$230
This Priceline deal was found by Cheapflights users on 4/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:37 pm
RDU
- SJU
1 stop6h 52m
Frontier
Thu 5/145:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/29![Frontier logo]()
$231
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:42 am
RDU
- SJU
Nonstop3h 30m
Frontier
Wed 5/136:41 pm
SJU
- RDU
1 stop12h 43m
Frontier
Deal found 4/29![Frontier logo]()
$232
Best flights from Raleigh to San JuanDiscover carefully curated flight deals from Raleigh to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
Discover carefully curated flight deals from Raleigh to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:20 am
RDU
- SJU
1 stop5h 25m
Southwest
Wed 8/125:15 am
SJU
- RDU
2 stops9h 40m
Southwest
Deal found 4/29![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/177:00 am
RDU
- SJU
1 stop6h 45m
United Airlines
Sat 5/237:20 am
SJU
- RDU
1 stop6h 47m
United Airlines
Deal found 5/1![United Airlines logo]()
$388
This JetBlue deal was found by Cheapflights users on 5/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:56 pm
RDU
- SJU
Nonstop3h 38m
JetBlue
Fri 9/43:22 pm
SJU
- RDU
Nonstop3h 39m
JetBlue
Deal found 5/2![JetBlue logo]()
$426
This JetBlue deal was found by Cheapflights users on 5/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:00 am
RDU
- SJU
Nonstop3h 21m
JetBlue
Thu 5/286:47 pm
SJU
- RDU
Nonstop3h 35m
JetBlue
Deal found 5/1![JetBlue logo]()
$430
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/171:50 pm
RDU
- SJU
2 stops9h 55m
Southwest
Sat 5/233:40 pm
SJU
- RDU
1 stop6h 00m
Southwest
Deal found 5/1![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:40 pm
RDU
- SJU
2 stops9h 10m
Southwest
Tue 8/188:20 am
SJU
- RDU
2 stops9h 50m
Southwest
Deal found 4/29![Southwest logo]()
$465
This Southwest deal was found by Cheapflights users on 5/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:40 am
RDU
- SJU
2 stops8h 45m
Southwest
Wed 8/58:20 am
SJU
- RDU
2 stops9h 50m
Southwest
Deal found 5/2![Southwest logo]()
$493
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/1611:12 am
RDU
- SJU
2 stops10h 12m
United Airlines
Wed 5/204:55 pm
SJU
- RDU
1 stop6h 54m
United Airlines
Deal found 5/1![United Airlines logo]()
$615
This Southwest deal was found by Cheapflights users on 5/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/210:20 am
RDU
- SJU
2 stops7h 55m
Southwest
Fri 8/75:00 am
SJU
- RDU
2 stops9h 00m
Southwest
Deal found 5/3![Southwest logo]()
$504
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:15 am
RDU
- SJU
2 stops8h 35m
Southwest
Fri 6/265:00 am
SJU
- RDU
2 stops7h 45m
Southwest
Deal found 4/29![Southwest logo]()
$591
This Southwest deal was found by Cheapflights users on 5/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:00 pm
RDU
- SJU
2 stops9h 25m
Southwest
Tue 5/195:35 am
SJU
- RDU
2 stops10h 55m
Southwest
Deal found 5/3![Southwest logo]()
$611
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:15 am
RDU
- SJU
2 stops9h 35m
Southwest
Sat 6/209:25 pm
SJU
- RDU
1 stop12h 15m
Southwest
Deal found 4/29![Southwest logo]()
$621
Last-minute flights from Raleigh to San JuanDiscover last-minute flight deals from Raleigh to San Juan. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to San Juan. Data last updated May 4, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 4/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:37 pm
RDU
- SJU
1 stop6h 52m
Frontier
Thu 5/145:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/29![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/84:15 pm
RDU
- SJU
1 stop8h 06m
Frontier
Sat 5/165:15 pm
SJU
- RDU
1 stop7h 14m
Frontier
Deal found 4/29![Frontier logo]()
$222
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:42 am
RDU
- SJU
Nonstop3h 30m
Frontier
Wed 5/136:41 pm
SJU
- RDU
1 stop12h 43m
Frontier
Deal found 4/29![Frontier logo]()
$232
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:25 pm
RDU
- SJU
1 stop6h 36m
Frontier
Thu 5/145:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/30![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:25 pm
RDU
- SJU
1 stop6h 36m
Frontier
Fri 5/155:15 pm
SJU
- RDU
1 stop7h 09m
Frontier
Deal found 4/30![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Tue 5/126:15 am
RDU
- SJU
1 stop7h 52m
Frontier
Sat 5/165:15 pm
SJU
- RDU
1 stop7h 14m
Frontier
Deal found 4/29![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Thu 5/145:07 pm
RDU
- SJU
1 stop10h 54m
Frontier
Wed 5/205:15 pm
SJU
- RDU
1 stop7h 18m
Frontier
Deal found 4/29![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:07 pm
RDU
- SJU
1 stop7h 14m
Frontier
Sat 5/235:15 pm
SJU
- RDU
1 stop7h 11m
Frontier
Deal found 5/2![Frontier logo]()
$229
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:15 pm
RDU
- SJU
1 stop8h 06m
Frontier
Tue 5/266:00 am
SJU
- RDU
1 stop8h 12m
Frontier
Deal found 4/29![Frontier logo]()
$221
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:45 pm
RDU
- SJU
1 stop8h 16m
Frontier
Wed 6/35:15 pm
SJU
- RDU
1 stop7h 18m
Frontier
Deal found 4/29![Frontier logo]()
$233
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:47 am
RDU
- SJU
1 stop7h 12m
Multiple Airlines
Thu 6/49:00 am
SJU
- RDU
Nonstop3h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$224
One-way flights from Raleigh to San JuanSearch for one-way flight options from Raleigh to San Juan. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
Search for one-way flight options from Raleigh to San Juan. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Super.com deal was found by Cheapflights users on 4/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:42 am
RDU
- SJU
Nonstop3h 30m
Frontier
Deal found 4/30![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 5/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:42 am
RDU
- SJU
Nonstop3h 30m
Frontier
Deal found 5/2![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 6/237:05 am
RDU
- SJU
1 stop7h 24m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:36 pm
RDU
- SJU
1 stop26h 05m
Frontier
Deal found 4/30![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 4/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:32 pm
RDU
- SJU
1 stop8h 50m
Frontier
Deal found 4/30![Frontier logo]()
$137
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:36 pm
RDU
- SJU
1 stop8h 53m
Frontier
Deal found 4/30![Frontier logo]()
$138
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:15 am
RDU
- SJU
2 stops25h 49m
Frontier
Deal found 4/29![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 6/3010:28 am
RDU
- SJU
1 stop14h 09m
Frontier
Deal found 5/4![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Mon 6/296:28 pm
RDU
- SJU
1 stop16h 08m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$141
This CheapOair deal was found by Cheapflights users on 5/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1711:42 am
RDU
- SJU
Nonstop3h 30m
Frontier
Deal found 5/4![Frontier logo]()
$142
Find flight deals from Raleigh to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 May 4, 2026.
Round-trip from | $218 (Super.com) |
|---|---|
One-way from | $133 (Super.com) |
Popular in | December |
Cheapest in | February |
Average price | $350 |
Cheapflights Fare Finder
Customize your flight search to find flights from Raleigh 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 May 4, 2026.
Use the filters below to find and compare flights from Raleigh to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sun 8/9
5:20 am-10:45 am
1 stop5h 25m
San Juan Luis Munoz Marin Intl
Wed 8/12
5:15 am-2:55 pm
2 stops9h 40m
$384
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sun 5/17
7:00 am-1:45 pm
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Sat 5/23
7:20 am-2:07 pm
1 stop6h 47m
$388
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Thu 8/27
7:56 pm-11:34 pm
Nonstop3h 38m
San Juan Luis Munoz Marin Intl
Fri 9/4
3:22 pm-7:01 pm
Nonstop3h 39m
$426
Quickest round-trip
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 5/22
7:00 am-10:21 am
Nonstop3h 21m
San Juan Luis Munoz Marin Intl
Thu 5/28
6:47 pm-10:22 pm
Nonstop3h 35m
$430
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sun 5/17
1:50 pm-11:45 pm
2 stops9h 55m
San Juan Luis Munoz Marin Intl
Sat 5/23
3:40 pm-9:40 pm
1 stop6h 00m
$452
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 8/14
2:40 pm-11:50 pm
2 stops9h 10m
San Juan Luis Munoz Marin Intl
Tue 8/18
8:20 am-6:10 pm
2 stops9h 50m
$465
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Mon 8/3
10:40 am-7:25 pm
2 stops8h 45m
San Juan Luis Munoz Marin Intl
Wed 8/5
8:20 am-6:10 pm
2 stops9h 50m
$493
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sun 8/2
10:20 am-6:15 pm
2 stops7h 55m
San Juan Luis Munoz Marin Intl
Fri 8/7
5:00 am-2:00 pm
2 stops9h 00m
$504
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Tue 6/23
11:15 am-7:50 pm
2 stops8h 35m
San Juan Luis Munoz Marin Intl
Fri 6/26
5:00 am-12:45 pm
2 stops7h 45m
$591
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 5/15
2:00 pm-11:25 pm
2 stops9h 25m
San Juan Luis Munoz Marin Intl
Tue 5/19
5:35 am-4:30 pm
2 stops10h 55m
$611
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Raleigh to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Raleigh with our price prediction graph.
RDU-PR1
RDU-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 Raleigh to San Juan
RDU-PR1
RDU-SJU
How far ahead should I book a flight from Raleigh to San Juan?
The price you pay for your flight from Raleigh to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Raleigh to San Juan?
Currently, July is the cheapest month in which you can book a flight from Raleigh to San Juan (average of $56). Flying from Raleigh to San Juan in April is currently the most expensive (average of $774). 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 RDU to SJU?
Find hourly flight availability from Raleigh 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 May 4, 2026.
It’s optimal to fly from Raleigh to San Juan in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Raleigh to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Raleigh to San Juan. Price data was last updated on May 2, 2026.
Travelers seeking maximum savings on their Raleigh to San Juan flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Raleigh to San Juan?
How often are flights from Raleigh to San Juan delayed?
About 21% of weekly flights between Raleigh and San Juan have experienced delays in the past year, with the average delay time being 153 minutes.
What is the most punctual flight time for Raleigh to San Juan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Raleigh to San Juan flights?
Over the last year, JetBlue have had the lowest number of delays on this route, with just 17% of flights being delayed.
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 May 4, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Raleigh to San Juan have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Raleigh to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Raleigh to San Juan by cabin class
Find flights from Raleigh to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Raleigh and San Juan flights
Browse other Raleigh and San Juan flight options. Last updated on May 4, 2026.
Other flights from Raleigh
Browse through other flights departing from Raleigh. Flights are based on user searches made on Cheapflights and were last updated on May 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Raleigh to San Juan
Discover the top 7 airlines that operate flights from Raleigh 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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$123 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$125 | Average$286 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$151 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$202 | Average$373 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$252 | Average$326 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$281 | Average$410 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$289 | Average$430 | FlexibilityNo cancel fee | On-time71% |