$123+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJU
Aug 29 — Sep 51
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 40 days in advance, depart on a Saturday or Tuesday and return on a Friday
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 July 30, 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 July 30, 2026.
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:00 pm
RDU
- SJU
1 stop6h 27m
JetBlue
Sat 9/122:32 pm
SJU
- RDU
1 stop7h 47m
JetBlue
Deal found 7/29![JetBlue logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 9/121:56 pm
RDU
- SJU
2 stops20h 22m
Multiple Airlines
Sat 9/196:10 pm
SJU
- RDU
1 stop14h 49m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$275
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:00 pm
RDU
- SJU
1 stop8h 04m
JetBlue
Tue 11/102:59 pm
SJU
- RDU
1 stop7h 17m
JetBlue
Deal found 7/29![JetBlue logo]()
$276
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 8/266:20 am
RDU
- SJU
2 stops9h 51m
American Airlines
Sun 8/306:00 am
SJU
- RDU
1 stop15h 12m
American Airlines
Deal found 7/30![American Airlines logo]()
$277
This Frontier deal was found by Cheapflights users on 7/29. 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.
Thu 8/68:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Tue 8/113:10 am
SJU
- RDU
1 stop6h 15m
Frontier
Deal found 7/29![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sun 9/209:35 pm
RDU
- SJU
1 stop12h 00m
Frontier
Thu 9/244:39 pm
SJU
- RDU
2 stops19h 59m
Frontier
Deal found 7/29![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Mon 8/179:27 pm
RDU
- SJU
1 stop27h 29m
Multiple Airlines
Sat 8/225:37 pm
SJU
- RDU
1 stop23h 33m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$280
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:43 am
RDU
- SJU
1 stop17h 16m
Frontier
Sun 8/233:28 pm
SJU
- RDU
Nonstop3h 52m
Frontier
Deal found 7/29![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 7/27. 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 8/198:16 pm
RDU
- SJU
1 stop11h 55m
Frontier
Sun 8/233:28 pm
SJU
- RDU
Nonstop3h 52m
Frontier
Deal found 7/27![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/48:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Tue 8/113:10 am
SJU
- RDU
1 stop13h 54m
Frontier
Deal found 7/29![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/138:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Mon 8/176:09 pm
SJU
- RDU
1 stop15h 43m
Frontier
Deal found 7/28![Frontier logo]()
$285
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 July 30, 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 July 30, 2026.
This Southwest deal was found by Cheapflights users on 7/29. 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 11/11:55 pm
RDU
- SJU
2 stops10h 00m
Southwest
Fri 11/65:50 pm
SJU
- RDU
1 stop6h 50m
Southwest
Deal found 7/29![Southwest logo]()
$341
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 12/51:55 pm
RDU
- SJU
1 stop8h 25m
Delta
Mon 12/76:35 pm
SJU
- RDU
1 stop6h 51m
Delta
Deal found 7/29![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/266:25 am
RDU
- SJU
2 stops14h 13m
United Airlines
Thu 8/271:00 am
SJU
- RDU
1 stop7h 57m
United Airlines
Deal found 7/28![United Airlines logo]()
$362
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:23 am
RDU
- SJU
1 stop7h 53m
JetBlue
Wed 8/263:22 pm
SJU
- RDU
Nonstop3h 39m
JetBlue
Deal found 7/25![JetBlue logo]()
$364
This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 1/206:10 am
RDU
- SJU
2 stops8h 40m
Southwest
Wed 1/276:15 am
SJU
- RDU
2 stops10h 15m
Southwest
Deal found 7/28![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 10/276:15 am
RDU
- SJU
2 stops14h 09m
United Airlines
Sun 11/18:25 am
SJU
- RDU
1 stop10h 13m
United Airlines
Deal found 7/29![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 7/26. 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.
Wed 9/910:55 am
RDU
- SJU
2 stops8h 10m
Southwest
Wed 9/1611:50 am
SJU
- RDU
2 stops9h 35m
Southwest
Deal found 7/26![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/226:25 am
RDU
- SJU
2 stops14h 13m
United Airlines
Thu 8/274:55 pm
SJU
- RDU
1 stop7h 04m
United Airlines
Deal found 7/25![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 7/27. 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 8/298:25 am
RDU
- SJU
2 stops9h 40m
Southwest
Sun 9/66:30 am
SJU
- RDU
1 stop5h 30m
Southwest
Deal found 7/27![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
RDU
- SJU
2 stops10h 25m
Southwest
Tue 9/158:20 am
SJU
- RDU
2 stops9h 15m
Southwest
Deal found 7/25![Southwest logo]()
$375
Last-minute flights from Raleigh to San JuanDiscover last-minute flight deals from Raleigh to San Juan. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to San Juan. Data last updated July 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/48:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Tue 8/113:10 am
SJU
- RDU
1 stop13h 54m
Frontier
Deal found 7/29![Frontier logo]()
$283
This Frontier deal was found by Cheapflights users on 7/29. 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.
Thu 8/68:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Tue 8/113:10 am
SJU
- RDU
1 stop6h 15m
Frontier
Deal found 7/29![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 7/29. 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 8/98:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Tue 8/113:10 am
SJU
- RDU
1 stop6h 15m
Frontier
Deal found 7/29![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/138:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Mon 8/176:09 pm
SJU
- RDU
1 stop15h 43m
Frontier
Deal found 7/28![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Mon 8/179:27 pm
RDU
- SJU
1 stop27h 29m
Multiple Airlines
Sat 8/225:37 pm
SJU
- RDU
1 stop23h 33m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$280
This Frontier deal was found by Cheapflights users on 7/27. 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 8/198:16 pm
RDU
- SJU
1 stop11h 55m
Frontier
Sun 8/233:28 pm
SJU
- RDU
Nonstop3h 52m
Frontier
Deal found 7/27![Frontier logo]()
$282
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:15 pm
RDU
- SJU
Nonstop3h 44m
Multiple Airlines
Tue 8/253:22 pm
SJU
- RDU
Nonstop3h 39m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$286
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:43 am
RDU
- SJU
1 stop17h 16m
Frontier
Sun 8/233:28 pm
SJU
- RDU
Nonstop3h 52m
Frontier
Deal found 7/29![Frontier logo]()
$281
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:50 pm
RDU
- SJU
1 stop8h 30m
JetBlue
Sun 8/307:00 am
SJU
- RDU
1 stop6h 05m
JetBlue
Deal found 7/30![JetBlue logo]()
$276
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 8/266:20 am
RDU
- SJU
2 stops9h 51m
American Airlines
Sun 8/306:00 am
SJU
- RDU
1 stop15h 12m
American Airlines
Deal found 7/30![American Airlines logo]()
$277
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 July 30, 2026.
Search for one-way flight options from Raleigh to San Juan. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 10/24:49 pm
RDU
- SJU
1 stop7h 09m
Frontier
Deal found 7/29![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/225:55 pm
RDU
- SJU
1 stop7h 01m
Frontier
Deal found 7/29![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/295:55 pm
RDU
- SJU
1 stop7h 01m
Frontier
Deal found 7/29![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 8/245:55 pm
RDU
- SJU
1 stop7h 01m
Frontier
Deal found 7/26![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/269:01 pm
RDU
- SJU
1 stop26h 56m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$127
This Super.com deal was found by Cheapflights users on 7/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:23 pm
RDU
- SJU
Nonstop3h 44m
Frontier
Deal found 7/29![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 7/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:56 pm
RDU
- SJU
Nonstop3h 38m
JetBlue
Deal found 7/29![JetBlue logo]()
$129
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:56 pm
RDU
- SJU
Nonstop3h 38m
JetBlue
Deal found 7/27![JetBlue logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 8/285:55 pm
RDU
- SJU
1 stop7h 01m
Frontier
Deal found 7/26![Frontier logo]()
$131
This JetBlue deal was found by Cheapflights users on 7/28. 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.
Mon 8/247:56 pm
RDU
- SJU
Nonstop3h 38m
JetBlue
Deal found 7/28![JetBlue logo]()
$132
This Super.com deal was found by Cheapflights users on 7/30. 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.
Fri 8/2810:53 am
RDU
- SJU
1 stop8h 00m
JetBlue
Deal found 7/30![JetBlue logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/287:33 pm
RDU
- SJU
2 stops19h 44m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$134
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 July 30, 2026.
Round-trip from | $274 (JetBlue) |
|---|---|
One-way from | $123 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $393 |
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 July 30, 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 11/1
1:55 pm-12:55 am
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Fri 11/6
5:50 pm-11:40 pm
1 stop6h 50m
$341
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Wed 1/20
6:10 am-3:50 pm
2 stops8h 40m
San Juan Luis Munoz Marin Intl
Wed 1/27
6:15 am-3:30 pm
2 stops10h 15m
$341
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 12/5
1:55 pm-11:20 pm
1 stop8h 25m
San Juan Luis Munoz Marin Intl
Mon 12/7
6:35 pm-12:26 am
1 stop6h 51m
$342
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Wed 9/9
10:55 am-7:05 pm
2 stops8h 10m
San Juan Luis Munoz Marin Intl
Wed 9/16
11:50 am-9:25 pm
2 stops9h 35m
$360
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 8/29
8:25 am-6:05 pm
2 stops9h 40m
San Juan Luis Munoz Marin Intl
Sun 9/6
6:30 am-12:00 pm
1 stop5h 30m
$360
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Wed 8/26
6:25 am-8:38 pm
2 stops14h 13m
San Juan Luis Munoz Marin Intl
Thu 8/27
1:00 am-8:57 am
1 stop7h 57m
$362
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Tue 10/27
6:15 am-8:24 pm
2 stops14h 09m
San Juan Luis Munoz Marin Intl
Sun 11/1
8:25 am-5:38 pm
1 stop10h 13m
$362
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 8/22
6:25 am-8:38 pm
2 stops14h 13m
San Juan Luis Munoz Marin Intl
Thu 8/27
4:55 pm-11:59 pm
1 stop7h 04m
$362
Quickest round-trip
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Wed 8/19
9:23 am-5:16 pm
1 stop7h 53m
San Juan Luis Munoz Marin Intl
Wed 8/26
3:22 pm-7:01 pm
Nonstop3h 39m
$364
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Tue 9/8
6:00 am-4:25 pm
2 stops10h 25m
San Juan Luis Munoz Marin Intl
Tue 9/15
8:20 am-5:35 pm
2 stops9h 15m
$375
Showing 1-10 of 21 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
What is the cheapest month to book a flight from Raleigh to San Juan?
Currently, February is the cheapest month in which you can book a flight from Raleigh to San Juan (average of $289). Flying from Raleigh to San Juan in December is currently the most expensive (average of $419). 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 July 30, 2026.
It’s optimal to fly from Raleigh to San Juan in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.
How much does it cost to fly round-trip from Raleigh to San Juan?
Airfare is below average for this route at the moment.
Raleigh to San Juan flights typically cost between $294 and $421 in September.The cheapest round-trip price found within the last 5 days was $274 on JetBlue (Sep 3-Sep 12).
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 149 minutes.
What is the most punctual flight time for Raleigh to San Juan flights?
Historically, flights departing in the early afternoon 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 Saturday 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 18% of flights being delayed.
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 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 July 25, 2026.
Travelers seeking maximum savings on their Raleigh to San Juan flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 July 30, 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.
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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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Alternative routes for Raleigh to San Juan
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Complete your trip
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Search flights from Raleigh to San Juan by cabin class
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Raleigh and San Juan flights
Browse other Raleigh and San Juan flight options. Last updated on July 30, 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 July 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Raleigh to San Juan
Discover the top 6 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$315 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$379 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$252 | Average$308 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$281 | Average$439 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$281 | Average$397 | FlexibilityNo cancel fee | On-time63% |