$90+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJU
Mar 6 — Mar 131
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 Monday or Friday and return on a Sunday
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 February 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 February 4, 2026.
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:30 pm
RDU
- SJU
1 stop7h 18m
Frontier
Fri 5/154:11 pm
SJU
- RDU
Nonstop3h 52m
Frontier
Deal found 2/3![Frontier logo]()
$183
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Thu 3/56:00 am
SJU
- RDU
1 stop8h 40m
Frontier
Deal found 2/3![Frontier logo]()
$184
This Travelocity deal was found by Cheapflights users on 2/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:47 pm
RDU
- SJU
Nonstop3h 29m
Frontier
Mon 4/139:10 pm
SJU
- RDU
1 stop19h 46m
Frontier
Deal found 2/3![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sun 2/229:38 am
RDU
- SJU
Nonstop3h 21m
Multiple Airlines
Fri 2/277:00 am
SJU
- RDU
1 stop6h 38m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$186
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:54 pm
RDU
- SJU
1 stop7h 59m
Frontier
Sat 3/710:12 pm
SJU
- RDU
1 stop8h 48m
Frontier
Deal found 2/3![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:11 pm
RDU
- SJU
Nonstop3h 29m
Frontier
Sun 5/103:08 am
SJU
- RDU
1 stop6h 51m
Frontier
Deal found 2/3![Frontier logo]()
$188
This Frontier deal was found by Cheapflights users on 2/2. 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.
Mon 3/94:31 pm
RDU
- SJU
1 stop9h 27m
Frontier
Mon 3/164:19 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/2![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:38 am
RDU
- SJU
Nonstop3h 21m
Frontier
Fri 2/276:00 am
SJU
- RDU
1 stop9h 23m
Frontier
Deal found 2/3![Frontier logo]()
$190
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Mon 3/94:29 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/3![Frontier logo]()
$191
This Priceline deal was found by Cheapflights users on 2/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:00 am
RDU
- SJU
1 stop18h 02m
Frontier
Mon 4/139:10 pm
SJU
- RDU
1 stop17h 32m
Frontier
Deal found 2/3![Frontier logo]()
$192
This Super.com deal was found by Cheapflights users on 2/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Fri 3/64:29 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/2![Frontier logo]()
$193
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:53 pm
RDU
- SJU
1 stop8h 50m
Frontier
Mon 3/26:00 am
SJU
- RDU
1 stop12h 19m
Frontier
Deal found 2/3![Frontier logo]()
$194
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 February 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 February 4, 2026.
This Priceline deal was found by Cheapflights users on 2/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:18 am
RDU
- SJU
1 stop9h 12m
Frontier
Thu 4/233:08 am
SJU
- RDU
1 stop6h 51m
Frontier
Deal found 2/3![Frontier logo]()
$227
This JetBlue deal was found by Cheapflights users on 2/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:40 am
RDU
- SJU
Nonstop3h 27m
JetBlue
Sun 2/228:00 am
SJU
- RDU
Nonstop3h 44m
JetBlue
Deal found 2/3![JetBlue logo]()
$237
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:40 am
RDU
- SJU
Nonstop3h 18m
Delta
Wed 3/46:15 am
SJU
- RDU
1 stop10h 00m
Delta
Deal found 2/1![Delta logo]()
$242
This Delta deal was found by Cheapflights users on 2/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:40 am
RDU
- SJU
Nonstop3h 18m
Delta
Wed 2/257:30 am
SJU
- RDU
1 stop7h 43m
Delta
Deal found 2/3![Delta logo]()
$242
This JetBlue deal was found by Cheapflights users on 2/1. 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.
Mon 3/211:45 am
RDU
- SJU
Nonstop3h 27m
JetBlue
Wed 3/48:05 am
SJU
- RDU
Nonstop3h 44m
JetBlue
Deal found 2/1![JetBlue logo]()
$257
This Priceline deal was found by Cheapflights users on 2/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:14 pm
RDU
- SJU
1 stop7h 11m
Frontier
Sat 2/282:54 am
SJU
- RDU
1 stop20h 10m
Frontier
Deal found 2/3![Frontier logo]()
$282
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2011:40 am
RDU
- SJU
Nonstop3h 27m
JetBlue
Tue 2/248:05 am
SJU
- RDU
Nonstop3h 44m
JetBlue
Deal found 2/3![JetBlue logo]()
$276
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:40 am
RDU
- SJU
Nonstop3h 18m
Delta
Sat 2/286:15 am
SJU
- RDU
1 stop6h 13m
Delta
Deal found 2/1![Delta logo]()
$282
This JetBlue deal was found by Cheapflights users on 2/2. 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.
Mon 2/2311:40 am
RDU
- SJU
Nonstop3h 27m
JetBlue
Sun 3/18:05 am
SJU
- RDU
Nonstop3h 44m
JetBlue
Deal found 2/2![JetBlue logo]()
$277
This JetBlue deal was found by Cheapflights users on 2/1. 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 5/111:05 am
RDU
- SJU
Nonstop3h 28m
JetBlue
Sun 5/36:30 am
SJU
- RDU
Nonstop3h 38m
JetBlue
Deal found 2/1![JetBlue logo]()
$290
Last-minute flights from Raleigh to San JuanDiscover last-minute flight deals from Raleigh to San Juan. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to San Juan. Data last updated February 4, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 2/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:11 pm
RDU
- SJU
1 stop9h 42m
Frontier
Wed 3/1110:04 am
SJU
- RDU
1 stop11h 49m
Frontier
Deal found 2/4![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sun 2/229:38 am
RDU
- SJU
Nonstop3h 21m
Multiple Airlines
Fri 2/277:00 am
SJU
- RDU
1 stop6h 38m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$186
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:38 am
RDU
- SJU
Nonstop3h 21m
Frontier
Fri 2/276:00 am
SJU
- RDU
1 stop9h 23m
Frontier
Deal found 2/3![Frontier logo]()
$190
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:54 pm
RDU
- SJU
1 stop5h 49m
Frontier
Thu 3/56:00 am
SJU
- RDU
1 stop8h 40m
Frontier
Deal found 2/3![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:54 pm
RDU
- SJU
1 stop5h 49m
Frontier
Sat 2/281:55 pm
SJU
- RDU
1 stop7h 45m
Frontier
Deal found 2/3![Frontier logo]()
$194
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Thu 3/56:00 am
SJU
- RDU
1 stop8h 40m
Frontier
Deal found 2/3![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/112:02 pm
RDU
- SJU
1 stop13h 07m
Frontier
Wed 3/44:06 pm
SJU
- RDU
1 stop9h 05m
Frontier
Deal found 2/3![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 2/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Fri 3/64:29 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/2![Frontier logo]()
$193
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:20 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Mon 3/94:29 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/3![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/94:31 pm
RDU
- SJU
1 stop6h 14m
Frontier
Mon 3/164:19 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/3![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 2/2. 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.
Sat 3/219:07 pm
RDU
- SJU
Nonstop3h 21m
Frontier
Sat 3/284:19 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/2![Frontier logo]()
$183
This Frontier deal was found by Cheapflights users on 2/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:50 am
RDU
- SJU
1 stop7h 27m
Frontier
Mon 3/304:19 pm
SJU
- RDU
Nonstop3h 53m
Frontier
Deal found 2/1![Frontier logo]()
$185
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 February 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 February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:25 pm
RDU
- SJU
1 stop26h 29m
Frontier
Deal found 2/2![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 2/2. 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.
Mon 5/49:11 pm
RDU
- SJU
Nonstop3h 29m
Frontier
Deal found 2/2![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/175:54 pm
RDU
- SJU
1 stop7h 54m
Frontier
Deal found 2/3![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:48 pm
RDU
- SJU
1 stop6h 13m
Frontier
Deal found 2/3![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:25 am
RDU
- SJU
2 stops11h 33m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:25 am
RDU
- SJU
2 stops11h 33m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$98
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:40 pm
RDU
- SJU
1 stop20h 59m
Frontier
Deal found 2/3![Frontier logo]()
$100
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:59 pm
RDU
- SJU
1 stop27h 54m
Frontier
Deal found 2/2![Frontier logo]()
$102
This WAYA deal was found by Cheapflights users on 2/3. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:42 pm
RDU
- SJU
1 stop7h 16m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:17 pm
RDU
- SJU
1 stop27h 04m
Frontier
Deal found 2/3![Frontier logo]()
$104
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 February 4, 2026.
Round-trip from | $183 (Frontier) |
|---|---|
One-way from | $90 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $287 |
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 February 4, 2026.
Use the filters below to find and compare flights from Raleigh to San Juan that are best for you.
Fly from
Raleigh
Fly to
San Juan
Route
Depart
Return
Price
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Mon 4/20
8:18 am-5:30 pm
1 stop9h 12m
San Juan Luis Munoz Marin Intl
Thu 4/23
3:08 am-9:59 am
1 stop6h 51m
$227
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 2/21
11:40 am-4:07 pm
Nonstop3h 27m
San Juan Luis Munoz Marin Intl
Sun 2/22
8:00 am-10:44 am
Nonstop3h 44m
$237
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 2/21
10:40 am-2:58 pm
Nonstop3h 18m
San Juan Luis Munoz Marin Intl
Wed 3/4
6:15 am-3:15 pm
1 stop10h 00m
$242
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 2/21
10:40 am-2:58 pm
Nonstop3h 18m
San Juan Luis Munoz Marin Intl
Wed 2/25
7:30 am-2:13 pm
1 stop7h 43m
$242
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Mon 3/2
11:45 am-4:12 pm
Nonstop3h 27m
San Juan Luis Munoz Marin Intl
Wed 3/4
8:05 am-10:49 am
Nonstop3h 44m
$257
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 2/20
11:40 am-4:07 pm
Nonstop3h 27m
San Juan Luis Munoz Marin Intl
Tue 2/24
8:05 am-10:49 am
Nonstop3h 44m
$276
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Mon 2/23
11:40 am-4:07 pm
Nonstop3h 27m
San Juan Luis Munoz Marin Intl
Sun 3/1
8:05 am-10:49 am
Nonstop3h 44m
$277
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 2/27
6:14 pm-2:25 am
1 stop7h 11m
San Juan Luis Munoz Marin Intl
Sat 2/28
2:54 am-10:04 pm
1 stop20h 10m
$282
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Sat 2/21
10:40 am-2:58 pm
Nonstop3h 18m
San Juan Luis Munoz Marin Intl
Sat 2/28
6:15 am-11:28 am
1 stop6h 13m
$282
RaleighSan Juan
RDU - SJU
RDUSJU
Raleigh-Durham
Fri 5/1
11:05 am-2:33 pm
Nonstop3h 28m
San Juan Luis Munoz Marin Intl
Sun 5/3
6:30 am-10:08 am
Nonstop3h 38m
$290
Showing 1-10 of 22 results
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?
Use this chart to determine the optimal time to book a round-trip flight from Raleigh to San Juan. Price data was last updated on January 30, 2026.
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 62 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, February is the cheapest month in which you can book a flight from Raleigh to San Juan (average of $101). Flying from Raleigh to San Juan in October is currently the most expensive (average of $214). 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 February 4, 2026.
It’s optimal to fly from Raleigh to San Juan in the evening. By choosing this option you can save up to 23% 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 January 31, 2026.
Travelers seeking maximum savings on their Raleigh to San Juan flight should consider departing on Monday evenings 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.
Weekly flight availability from Raleigh to San Juan
Explore weekly flight availability from Raleigh to San Juan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 4, 2026.
The most flights from RDU to PR1 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
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 155 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?
Tuesday tends to have the lowest number of delays on this route, whereas Monday 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.
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 February 4, 2026.
See what other customers who have flown with Southwest, Delta, and American 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.
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Raleigh
Popular flights
Alternative routes for Raleigh to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
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 February 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 February 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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$215 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$105 | Average$261 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$156 | Average$307 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$598 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$217 | Average$339 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$281 | Average$412 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$281 | Average$424 | FlexibilityNo cancel fee | On-time71% |