San Juan, Puerto Rico
Historical observations below; use the buttons for current flight information.
Data window: 05 September 2026 – 06 October 2026

| Destination | City | Sightings | Carriers seen |
|---|---|---|---|
| MCO | Orlando, United States | 841 | B6, F9, WN |
| MIA | Miami, United States | 446 | M6, 5Y, AA, 2I, F9, MQ |
| JFK | New York, United States | 300 | B6, DL |
| PHL | Philadelphia, United States | 242 | F9, AA, B6 |
| FLL | Fort Lauderdale, United States | 237 | B6, F9, B4, LF, WN |
| EWR | Newark, United States | 215 | B6, UA |
| ATL | Atlanta, United States | 190 | DL, F9, CV |
| TPA | Tampa, United States | 163 | B6, WN, F9 |
| PUJ | Punta Cana, Dominican Republic | 160 | F9, B6, DM, 2I, TJ |
| BOS | Boston, United States | 133 | B6, DL |
| BWI | Baltimore, United States | 132 | WN, F9 |
| SDF | Louisville, United States | 130 | 5X |
| SDQ | Santo Domingo, Dominican Republic | 126 | B6, DM, 5X, 2I, M6 |
| STT | Charlotte Amalie, U.S. Virgin Islands | 124 | 2Q, 9K, B6 |
| SBH | Gustavia, Saint Barthélemy | 120 | TJ |
| IAH | Houston, United States | 114 | UA, 5X |
| PTY | Tocumen, Panama | 106 | CM, FX |
| MEM | Memphis, United States | 105 | FX |
| CVG | Cincinnati / Covington, United States | 95 | 2I, GB, 8C |
| BDL | Hartford, United States | 94 | F9, B6 |
| MDE | Medellín, Colombia | 93 | AV, B6, 5Y |
| MAD | Madrid, Spain | 89 | IB |
| SXM | Sint Maarten, Sint Maarten | 80 | LF, 2Q, F4 |
| ORD | Chicago, United States | 73 | AA, F9, UA |
| BOG | Bogota, Colombia | 69 | AV, AC |
| STX | Christiansted, U.S. Virgin Islands | 69 | 9K, 2Q, B6, C2 |
| JAX | Jacksonville, United States | 65 | B6, F9, 5X |
| EIS | Beef Island, British Virgin Islands | 61 | JY, 2Q, C2, 9K, Q3 |
| DFW | Dallas-Fort Worth, United States | 58 | AA, 5X |
| DCA | Washington, United States | 55 | B6 |
| IAD | Dulles, United States | 51 | UA, 1L |
| HPN | White Plains, United States | 47 | B6 |
| CLT | Charlotte, United States | 40 | AA |
| PTP | Pointe-à-Pitre, Guadeloupe | 39 | C2 |
| LAL | Lakeland, United States | 35 | XP |
| ANU | Osbourn, Antigua and Barbuda | 33 | C2, 2Q |
| DOM | Marigot, Dominica | 32 | LF, C2, JY |
| HVN | New Haven, United States | 31 | XP |
| DEN | Denver, United States | 28 | UA |
| STI | Santiago, Dominican Republic | 25 | B6, M6 |
| SKB | Basseterre, Saint Kitts and Nevis | 24 | 2Q, JY |
| ILG | Wilmington, United States | 21 | XP |
| MAZ | Mayaguez, Puerto Rico | 21 | 9K |
| USA | Concord, United States | 19 | XP |
| UIO | Quito, Ecuador | 13 | 2I, 2I*, GB |
| BUF | Buffalo, United States | 12 | B6 |
| RDU | Raleigh/Durham, United States | 8 | B6, F9 |
| ELP | El Paso, United States | 7 | 2D, N8 |
| OPF | Miami, United States | 7 | K9 |
| VQS | Vieques, Puerto Rico | 7 | 9K |
| RIC | Richmond, United States | 6 | B6 |
| DTW | Detroit, United States | 5 | DL |
| LUX | Luxembourg, Luxembourg | 5 | CV |
| ORF | Norfolk, United States | 5 | B6 |
| CPX | Culebra, Puerto Rico | 4 | 9K |
| NEV | Charlestown, Saint Kitts and Nevis | 4 | TJ, 2Q, 9K |
| SIG | San Juan, Puerto Rico | 4 | 2Q |
| SLU | Castries, Saint Lucia | 4 | 2Q |
| TEB | Teterboro, United States | 4 | — |
| BFI | Seattle, United States | 3 | — |
| FXE | — | 3 | — |
| RUT | Rutland, United States | 3 | 9K |
| YYZ | Toronto, Canada | 3 | AC |
| ADS | — | 2 | — |
| APF | — | 2 | — |
| AXA | The Valley, Anguilla | 2 | Q3 |
| BNA | Nashville, United States | 2 | QX |
| BRU | Zaventem, Belgium | 2 | M6 |
| DJT | West Palm Beach, United States | 2 | — |
| HOU | Houston, United States | 2 | — |
| JQF | — | 2 | XP |
| LRM | La Romana, Dominican Republic | 2 | TJ |
| MCN | Macon, United States | 2 | LF |
| MSP | Minneapolis, United States | 2 | SY |
| NLU | Mexico City, Mexico | 2 | M7 |
| SAP | San Pedro Sula, Honduras | 2 | M6 |
| XNA | Fayetteville/Springdale/Rogers, United States | 2 | OO |
| ACKonce | Nantucket, United States | 1 | — |
| AMSonce | Amsterdam, Netherlands | 1 | EK |
| AUGonce | Augusta, United States | 1 | — |
| BCTonce | — | 1 | — |
| BEDonce | Bedford, United States | 1 | — |
| BHMonce | Birmingham, United States | 1 | B6 |
| BLAonce | Barcelona, Venezuela | 1 | 2Q |
| BQNonce | Aguadilla, Puerto Rico | 1 | B6 |
| BQUonce | Bequia, Saint Vincent and the Grenadines | 1 | TJ |
| CHSonce | Charleston, United States | 1 | S9 |
| CMHonce | Columbus, United States | 1 | — |
| CUNonce | Cancún, Mexico | 1 | B6 |
| EGEonce | Eagle, United States | 1 | — |
| EYWonce | Key West, United States | 1 | — |
| JBQonce | La Isabela, Dominican Republic | 1 | Y2 |
| LASonce | Las Vegas, United States | 1 | ZW |
| LGAonce | New York, United States | 1 | B6 |
| LWBonce | Lewisburg, United States | 1 | — |
| MAOonce | Manaus, Brazil | 1 | OO |
| MDTonce | Harrisburg, United States | 1 | N8 |
| MGAonce | Managua, Nicaragua | 1 | M6 |
| MKEonce | Milwaukee, United States | 1 | 2Q |
| MVYonce | Martha's Vineyard, United States | 1 | 9K |
| NASonce | Nassau, Bahamas | 1 | — |
| ORLonce | — | 1 | — |
| POSonce | Port of Spain, Trinidad and Tobago | 1 | C2 |
| PTKonce | — | 1 | — |
| SCFonce | — | 1 | — |
| SVDonce | Kingstown, Saint Vincent and the Grenadines | 1 | — |
| TMBonce | — | 1 | — |
| TULonce | Tulsa, United States | 1 | — |
| TYRonce | Tyler, United States | 1 | — |
| VIJonce | Spanish Town, British Virgin Islands | 1 | JY |
| YNGonce | — | 1 | — |
| Airline | Code | Sightings |
|---|---|---|
| JetBlue | B6 | 3,024 |
| Frontier Airlines | F9 | 2,651 |
| Southwest Airlines | WN | 1,373 |
| American Airlines | AA | 859 |
| carrier not named | 2I | 840 |
| Delta Air Lines | DL | 628 |
| Amerijet International | M6 | 602 |
| Atlas Air | 5Y | 539 |
| UPS Airlines | 5X | 493 |
| United Airlines | UA | 481 |
| Envoy Air | MQ | 446 |
| carrier not named | 2Q | 405 |
| carrier not named | LF | 351 |
| Cape Air | 9K | 294 |
| carrier not named | TJ | 287 |
| Arajet | DM | 286 |
| carrier not named | B4 | 237 |
| carrier not named | C2 | 235 |
| FedEx Express | FX | 211 |
| Cargolux | CV | 195 |
| Avianca | AV | 162 |
| interCaribbean Airways | JY | 118 |
| Avelo Airlines | XP | 108 |
| ABX Air | GB | 108 |
| Copa Airlines | CM | 106 |
| carrier not named | 8C | 95 |
| Iberia | IB | 89 |
| carrier not named | F4 | 80 |
| Air Canada | AC | 72 |
| carrier not named | Q3 | 63 |
| carrier not named | 1L | 51 |
| carrier not named | 2I* | 13 |
| National Airlines | N8 | 8 |
| carrier not named | 2D | 7 |
| carrier not named | K9 | 7 |
| SkyWest Airlines | OO | 3 |
| carrier not named | M7 | 2 |
| Horizon Air | QX | 2 |
| Sun Country Airlines | SY | 2 |
| Emirates | EK | 1 |
| Air Wisconsin | ZW | 1 |
| carrier not named | S9 | 1 |
| carrier not named | Y2 | 1 |