| Best option Baltimore San Juan (Puerto Rico) | 04/20/24 direct NK1863 03h 47min | 04/27/24 direct NK1862 04h 04min |  Spirit Airlines |  | $129 Found several days ago | Check | |
| Baltimore San Juan (Puerto Rico) | 04/20/24 direct NK2331 03h 47min | 04/27/24 direct NK1862 04h 04min | Spirit Airlines |  | $135 Found several days ago | Check | |
| Baltimore San Juan (Puerto Rico) | 04/20/24 1 Stopover (MIA) F91833, F92284 13h 11min | 04/27/24 direct NK1862 04h 04min |  Frontier Airlines |  | ? | $161 Found several days ago | Check |
| Best option Atlanta San Juan (Puerto Rico) | 05/09/24 direct NK2720 03h 37min | 05/30/24 direct NK2721 03h 56min | Spirit Airlines |  | $215 Found several days ago | Check | |
| Atlanta San Juan (Puerto Rico) | 04/25/24 direct NK2720 03h 45min | 05/18/24 direct NK2721 03h 56min | Spirit Airlines |  | $217 Found several days ago | Check | |
| Atlanta San Juan (Puerto Rico) | 05/09/24 direct NK2720 03h 37min | 05/30/24 direct NK2721 03h 56min | Spirit Airlines | | $228 Found several days ago | Check |
| Best option Hartford - International San Juan (Puerto Rico) | 05/09/24 direct F93938 04h 36min | 05/30/24 direct F93937 04h 38min | Frontier Airlines | | $239 Found several days ago | Check | |
| Hartford - International San Juan (Puerto Rico) | 05/09/24 direct F93938 04h 36min | 05/30/24 direct F93937 04h 38min | Frontier Airlines | | $246 Found several days ago | Check | |
| Hartford - International San Juan (Puerto Rico) | 05/09/24 direct F93938 04h 36min | 05/30/24 direct F93937 04h 38min | Frontier Airlines | | ? | $249 Found several days ago | Check |
| Best option Boston San Juan (Puerto Rico) | 05/29/24 direct NK2324 04h 05min | 06/13/24 direct F93002 04h 08min | Spirit Airlines | | $256 Found several days ago | Check | |
| Boston San Juan (Puerto Rico) | 05/29/24 direct DL1780 04h 03min | 06/13/24 direct DL1780 04h 22min |  Delta Air Lines |  | ? | $313 Found several days ago | Check |
| Boston San Juan (Puerto Rico) | 05/17/24 direct NK2324 04h 06min | 06/11/24 1 Stopover (MIA) F92283, AA1074 10h 20min | Spirit Airlines | | $338 Found several days ago | Check |
| Best option Burbank San Juan (Puerto Rico) | 05/17/24 1 Stopover (DFW) AA1208, AA2481 08h 53min | 06/11/24 1 Stopover (DFW) AA1591, AA2597 15h 43min |  American Airlines | | ? | $856 Found several days ago | Check |
| Burbank San Juan (Puerto Rico) | 05/17/24 2 Stopovers (OAK, EWR) NK1428, NK0726, NK1035 30h 45min | 06/11/24 2 Stopovers (ATL, LAS) NK2721, NK1383, NK0264 22h 24min | Spirit Airlines |  | ? | $1,253 Found several days ago | Check |
| Best option Chattanooga San Juan (Puerto Rico) | 05/17/24 1 Stopover (ATL) DL1562, DL1750 06h 52min | 06/11/24 1 Stopover (ATL) DL1763, DL2478 06h 49min | Delta Air Lines | | ? | $566 Found several days ago | Check |
| Chattanooga San Juan (Puerto Rico) | 05/17/24 1 Stopover (CLT) AA5950, AA2993 10h 39min | 06/11/24 2 Stopovers (MIA, CLT) AA2421, AA0310, AA5762 16h 29min | American Airlines |  | ? | $695 Found several days ago | Check |
| Chattanooga San Juan (Puerto Rico) | 05/17/24 1 Stopover (CLT) AA5950, AA2993 10h 39min | 06/11/24 2 Stopovers (MIA, CLT) AA2421, AA0310, AA5762 16h 29min | American Airlines |  | ? | $1,389 Found several days ago | Check |
| Chicago San Juan (Puerto Rico) | 05/14/24 direct NK0129 04h 49min | 05/30/24 1 Stopover (MCO) F93907, F93043 08h 15min | Spirit Airlines | | $217 Found several days ago | Check | |
| Best option Chicago San Juan (Puerto Rico) | 05/17/24 direct NK0129 04h 50min | 06/11/24 direct AA1165 05h 09min | Spirit Airlines | | ? | $378 Found several days ago | Check |
| Chicago San Juan (Puerto Rico) | 05/14/24 direct NK0129 04h 49min | 05/30/24 1 Stopover (MCO) F93907, F93043 08h 15min | Spirit Airlines | | $218 Found several days ago | Check |
| Best option Cleveland San Juan (Puerto Rico) | 05/17/24 1 Stopover (MIA) NK1376, NK3148 13h 05min | 06/11/24 direct F94139 04h 52min | Spirit Airlines | | $297 Found several days ago | Check | |
| Cleveland San Juan (Puerto Rico) | 05/17/24 1 Stopover (MCO) F91916, NK2008 08h 04min | 06/11/24 direct F94139 04h 52min | Frontier Airlines, Spirit Airlines | | $325 Found several days ago | Check | |
| Cleveland San Juan (Puerto Rico) | 05/17/24 1 Stopover (DTW) DL5243, DL1913 07h 21min | 06/11/24 1 Stopover (JFK) DL1877, DL5053 09h 02min | Delta Air Lines | | ? | $342 Found several days ago | Check |
| Charlotte San Juan (Puerto Rico) | 05/17/24 1 Stopover (FLL) NK0980, NK1524 12h 13min | 06/11/24 1 Stopover (MCO) F94725, F91556 14h 57min | Spirit Airlines | | $595 Found several days ago | Check | |
| Best option Charlotte San Juan (Puerto Rico) | 05/17/24 direct AA2150 03h 43min | 06/11/24 direct AA1847 03h 46min | American Airlines | | ? | $776 Found several days ago | Check |
| Charlotte San Juan (Puerto Rico) | 05/17/24 1 Stopover (ATL) DL2814, DL1750 05h 30min | 06/11/24 1 Stopover (ATL) DL1763, DL2319 09h 17min | Delta Air Lines | | ? | $617 Found several days ago | Check |
| Best option Columbus San Juan (Puerto Rico) | 05/17/24 1 Stopover (EWR) UA3556, UA1543 10h 25min | 06/11/24 1 Stopover (ORD) UA2088, UA0541 08h 09min |  United Airlines |  | ? | $598 Found several days ago | Check |
| Columbus San Juan (Puerto Rico) | 05/17/24 1 Stopover (FLL) NK0577, NK0984 15h 14min | 06/11/24 1 Stopover (FLL) NK0985, NK0576 06h 44min | Spirit Airlines | | ? | $805 Found several days ago | Check |
| Columbus San Juan (Puerto Rico) | 05/17/24 1 Stopover (EWR) UA3556, UA1543 10h 25min | 06/11/24 1 Stopover (ORD) UA2088, UA0541 08h 09min | United Airlines | | ? | $1,295 Found several days ago | Check |