The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Ronald Reagan Washington Ntl ⇄ Luis Munoz Marin International DCA–SJU

Airlines flew 711 flights between Ronald Reagan Washington Ntl DCA in Washington, DC and Luis Munoz Marin International SJU in San Juan, PR in the twelve months to July 2026, both directions together: 126,696 passengers in 141,912 seats, 89% of them filled. 1,554 miles, about 199 minutes in the air, on 1 airline: JetBlue Airways (711). Planning to fly it yourself? The weather and winds along this route right now.

711
flights, twelve months
DCA-SJU: 354 · SJU-DCA: 357
126,696
passengers
89% of seats filled
1,554
miles
about 199 minutes airborne
1
airline
4 aircraft types

Flights by month both directions

0163146621/254/257/2510/251/264/26547/26
By month, as a table
flights
1/2557
2/2550
3/2562
4/2560
5/2562
6/2560
7/2562
8/2562
9/2559
10/2561
11/2560
12/2562
1/2655
2/2656
3/2661
4/2660
5/2662
6/2659
7/2654

Passengers by month

02,8525,7048,55711,4091/254/257/2510/251/264/2610,0467/26
By month, as a table
passengers
1/2510,298
2/258,913
3/2511,011
4/2510,587
5/2510,848
6/2511,090
7/2511,129
8/2511,409
9/2510,406
10/2510,227
11/2510,554
12/2510,280
1/269,796
2/2610,044
3/2611,381
4/2610,311
5/2611,309
6/2610,933
7/2610,046

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
JetBlue Airways B6711126,69689%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A321Neoxlr697200124,363
Airbus Industrie A321-200n72001,325
Airbus Industrie A320-100/2006162925
A220-300 BD-500-1A11114083

DCA → SJU this direction alone · flown January 2025 to July 2026

354 flights of 364 scheduled, 63,715 passengers in 70,626 seats. JetBlue Airways 354.

SJU → DCA this direction alone · flown January 2025 to July 2026

357 flights of 363 scheduled, 62,981 passengers in 71,286 seats. JetBlue Airways 357.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Ronald Reagan Washington Ntl DCA and Luis Munoz Marin International SJU; all routes.