Operations at Washington-DCA are on hold due to an UNCONFIRMED threat against #UA512. www.flightradar24.com/UAL512/3cf58...

The aircraft has been moved away from the terminal area and authorities are working to clear the aircraft and resume normal airport operations. Currently estimated at 1730Z.

The current security hold at DCA is due to an UNCONFIRMED threat against an arriving aircraft, #UA512. The aircraft has been moved away from the terminal area and operations remain on hold. flightradar24.com/UAL512/3cf5892f

ICAO: #A12F6F
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17593 #B39M #BOS-#SFO
Time: 2026-08-09 17:36:53 EDT
Min Alt: 3950 ft
Min Dist: 0.5 nm (179deg S)

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ICAO: #A12F6F
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17593 #B39M #BOS-#SFO
Time: 2026-08-09 17:36:07 EDT
Min Alt: 2625 ft
Min Dist: 0.06 mi (-149deg SSW)

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ICAO: #A12B4D
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17461 # #BOS-#SFO
Time: 2026-07-23 16:37:30 EDT
Min Alt: 2675 ft
Min Dist: 0.31 mi (41deg NE)

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ICAO: #A44964
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N37549 #B39M #BOS-#SFO
Time: 2026-07-19 16:42:40 EDT
Min Alt: 2950 ft
Min Dist: 0.3 mi (57deg ENE)

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ICAO: #AA7F06
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N77576 #B39M #BOS-#SFO
Time: 2026-07-17 16:57:28 EDT
Min Alt: 2300 ft
Min Dist: 0.6 mi (95deg E)

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ICAO: #A12B2D
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17454 #B39M #BOS-#SFO
Time: 2026-07-16 16:48:06 EDT
Min Alt: 2925 ft
Min Dist: 0.5 mi (-16deg NNW)

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ICAO: #A923A9
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N68823 #B739 #BOS-#SFO
Time: 2026-07-15 16:39:08 EDT
Min Alt: 3700 ft
Min Dist: 0.2 mi (-94deg W)

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ICAO: #A923A9
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N68823 #B739 #BOS-#SFO
Time: 2026-07-15 16:39:41 EDT
Min Alt: 4950 ft
Min Dist: 0.8 nm (109deg ESE)

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ICAO: #A44960
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N37545 #B39M
Time: 2026-07-07 19:40:15 CDT
Min Alt: 30000 ft
Min Dist: 122.5 nm (-11deg N)

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There's a current hold on flights in DC.

DCA hold is due to an UNCONFIRMED threat against an arriving aircraft, #UA512. The aircraft has been moved away from the terminal area and operations remain on hold.

Might be nothing. But better to be safe.
www.flightradar24.com/UAL512/3cf58...

ICAO: #A12B07
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17441 #B39M #CID-#ORD
Time: 2026-07-03 16:28:48 EDT
Min Alt: 2325 ft
Min Dist: 0.4 mi (107deg ESE)

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ICAO: #A81006
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N61887 #B739 #BOS-#SFO
Time: 2026-07-02 18:40:42 EDT
Min Alt: 2250 ft
Min Dist: 0.6 mi (100deg E)

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ICAO: #A12B07
Owner: #UNITEDAIRLINES
Flt: #UAL512 #N17441 # #CID-#ORD
Time: 2026-07-03 16:29:36 EDT
Min Alt: 4050 ft
Min Dist: 0.6 nm (150deg SSE)

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