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UAL1661

IAD → PUJ · Boeing 737 MAX 9 · United Airlines

For travellers

Departure · Washington, DC (IAD)

Gate D19
Scheduled 01 Oct 08:51 · Departed 01 Oct 08:51
Board status: InAir
Airborne since 01 Oct 09:02 (ADS-B)

Arrival · Punta Cana (PUJ)

Terminal B
Scheduled 01 Oct 12:40
Board status: Landed
Landed 01 Oct 09:54 (estimated)

Board data from mwaa, puj, updated 6 min ago; times local to each airport.

Flight

Status
Incomplete (signal lost)
Departure
Washington Dulles International Airport (IAD) — Washington, DC, United States
Scheduled departure
2026-10-01 12:51 UTC
Departed
2026-10-01 13:02 UTC
Arrival
Punta Cana International Airport (PUJ) — Punta Cana, Dominican Republic (scheduled)
Scheduled arrival
2026-10-01 16:40 UTC
Also flies as
UA1661
Distance flown
700 km
Straight-line distance
2430 km

Aircraft

Registration
N17565
Type
Boeing 737 MAX 9
Seats
179 total (117 Economy, 42 Economy Plus, 20 First)

Altitude & speed

Max altitude
33,000 ft
Max ground speed
506 kt
Tracked
52m · 697 km
Altitude (ft, max 33,000)
017,82035,6400m30m
Ground speed (kt, max 506)
02735460m30m
Altitude (ft, max 33,000)
017,82035,6400m
Ground speed (kt, max 506)
02735460m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-01 13:02 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17565 Boeing 737 MAX 9 Incomplete (signal lost) ~2779 km est. (700 km recorded)
2026-09-30 13:07 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17597 Boeing 737 MAX 9 Incomplete (signal lost) ~2565 km est. (663 km recorded)
2026-09-29 15:53 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17583 Boeing 737 MAX 9 Incomplete (signal lost) 97 km
2026-09-29 13:02 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17583 Boeing 737 MAX 9 Incomplete (signal lost) ~2572 km est. (964 km recorded)
2026-09-28 13:05 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N37549 Boeing 737 MAX 9 Incomplete (signal lost) ~2598 km est. (751 km recorded)
2026-09-27 15:59 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N27503 Boeing 737 MAX 9 Incomplete (signal lost) ~2966 km est. (1478 km recorded)
2026-09-27 12:54 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N27503 Boeing 737 MAX 9 Incomplete (signal lost) ~2649 km est. (919 km recorded)
2026-09-26 15:43 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17448 Boeing 737 MAX 9 Incomplete (signal lost) 258 km
2026-09-26 12:47 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17448 Boeing 737 MAX 9 Incomplete (signal lost) ~2720 km est. (1319 km recorded)
2026-09-25 16:06 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17405 Boeing 737 MAX 9 Incomplete (signal lost) ~122 km est. (97 km recorded)
2026-09-25 13:08 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17405 Boeing 737 MAX 9 Incomplete (signal lost) ~2676 km est. (963 km recorded)
2026-09-24 13:07 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N77582 Boeing 737 MAX 9 Incomplete (signal lost) ~2768 km est. (650 km recorded)
2026-09-23 16:24 UTC UAL1661 IAD → ?
Washington, DC → ?
 N17429 Boeing 737 MAX 9 Incomplete (signal lost) 413 km
2026-09-23 13:29 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17429 Boeing 737 MAX 9 Incomplete (signal lost) ~2746 km est. (1355 km recorded)
2026-09-22 12:52 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17405 Boeing 737 MAX 9 Incomplete (signal lost) ~3109 km est. (1887 km recorded)
2026-09-21 13:26 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17557 Boeing 737 MAX 9 Incomplete (signal lost) 2744 km
2026-09-20 12:50 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17594 Boeing 737-900 Incomplete (signal lost) 2910 km
2026-09-19 12:33 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N47275 Boeing 737 MAX 8 Incomplete (signal lost) 2722 km
2026-09-18 12:56 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N77592 Boeing 737 MAX 9 Incomplete (signal lost) 2604 km
2026-09-17 13:05 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17420 Boeing 737 MAX 9 Incomplete (signal lost) 2671 km
2026-09-16 12:59 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N17417 Boeing 737 MAX 9 Incomplete (signal lost) 2622 km
2026-09-15 13:00 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N77559 Boeing 737 MAX 9 Incomplete (signal lost) 2685 km
2026-09-14 12:56 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N37560 Boeing 737 MAX 9 Incomplete (signal lost) 2633 km
2026-09-13 16:08 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37540 Boeing 737 MAX 9 Completed (landing presumed) 275 km
2026-09-13 13:17 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N37540 Boeing 737 MAX 9 Incomplete (signal lost) ~2898 km est. (1616 km recorded)
2026-09-12 12:46 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N47280 Boeing 737 MAX 8 Completed (landing presumed) 2604 km
2026-09-11 13:12 UTC UAL1661 IAD → PUJ
Washington, DC → Punta Cana
 N77584 Boeing 737 MAX 9 Incomplete (signal lost) 2770 km
2026-09-10 13:12 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17433 Boeing 737 MAX 9 Incomplete (signal lost) 2568 km
2026-09-09 12:57 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17417 Boeing 737 MAX 9 Incomplete (signal lost) 2560 km
2026-09-08 12:55 UTC UAL1661 IAD → ?
Washington, DC → ?
 N37545 Boeing 737 MAX 9 Incomplete (signal lost) 214 km
2026-09-07 13:00 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N27503 Boeing 737 MAX 9 Incomplete (signal lost) 2512 km
2026-09-06 12:54 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17407 Boeing 737 MAX 9 Completed 2451 km
2026-09-05 13:05 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N27515 Boeing 737 MAX 9 Incomplete (signal lost) 2487 km
2026-09-04 13:00 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17583 Boeing 737 MAX 9 Incomplete (signal lost) ~2484 km est. (604 km recorded)
2026-09-03 13:47 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N77558 Boeing 737 MAX 9 Completed 2477 km
2026-09-01 12:54 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N27511 Boeing 737 MAX 9 Completed 2525 km
2026-08-31 12:44 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37534 Boeing 737 MAX 9 Completed 3048 km
2026-08-30 12:50 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37563 Boeing 737 MAX 9 Completed 2770 km
2026-08-29 12:53 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37521 Boeing 737 MAX 9 Completed 2959 km
2026-08-28 12:47 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37525 Boeing 737 MAX 9 Completed 2661 km
2026-08-27 13:50 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17435 Boeing 737 MAX 9 Completed 3047 km
2026-08-26 13:14 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17597 Boeing 737 MAX 9 Completed ~6590 km est. (4554 km recorded)
2026-08-25 12:48 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17437 Boeing 737 MAX 9 Completed 2700 km
2026-08-24 13:08 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N77585 Boeing 737 MAX 9 Completed 3023 km
2026-08-23 12:51 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N47412 Boeing 737 MAX 9 Completed 3101 km
2026-08-22 13:07 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17403 Boeing 737 MAX 9 Completed 3672 km
2026-08-21 13:19 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N47505 Boeing 737 MAX 9 Completed 3102 km
2026-08-19 12:57 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17422 Boeing 737 MAX 9 Completed ~7915 km est. (5154 km recorded)
2026-08-18 13:01 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N17417 Boeing 737 MAX 9 Completed ~7502 km est. (5886 km recorded)
2026-08-17 13:02 UTC UAL1661 IAD → EPS
Washington, DC → Samana
 N37523 Boeing 737 MAX 9 Completed 2625 km

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