AS4630 Flight Status Alaska Airlines: Washington to Buffalo (ASA4630)

Alaska Airlines AS 4630

Landed On Time

DCA Washington

Scheduled
22:29
Actual
22:44

Terminal: 2 | Gate: D39

Departure: Thu, Nov 5, 2026 · local time EST

Washington Ronald Reagan National Airport (DCA)

All DCA Departures >

BUF Buffalo

Scheduled
23:59
Actual
23:38

Gate: 3

Arrival: Thu, Nov 5, 2026 · local time EST

Buffalo Niagara International Airport (BUF)

All BUF Arrivals >

Landed 3h 12m ago 100%

DCA 22:44 BUF 23:38

476 km (296 mi) flown

Route map DCA to BUF Map of the great-circle route from Washington Ronald Reagan National Airport, United States to Buffalo Niagara International Airport, United States, 476 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. DCA BUF Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 476 km / 296 miles · Scheduled Duration: 01:30 · Actual Duration: 00:54

AS 4630 Flight Status & Schedule Alaska Airlines Washington to Buffalo

Date From To Departure Arrival Status Details
Nov 05 DCA BUF 22:44 23:38 Landed Track >
Nov 04 DCA BUF 22:40 23:32 Landed Track >
Nov 03 DCA BUF 22:45 23:38 Landed Track >
Nov 02 DCA BUF 22:34 23:25 Landed Track >
Nov 01 DCA BUF 23:42 00:34 Landed Late Track >
Oct 31 DCA BUF 20:23 21:15 Landed Track >
Oct 30 DCA BUF 23:05 23:58 Landed Track >
Oct 29 DCA BUF 23:03 23:55 Landed Track >
Oct 28 DCA BUF 22:37 23:30 Landed Track >

Alaska Airlines flight AS 4630 links Washington and Buffalo, 476 km (296 mi) apart, and flies six times a week: Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. The timetable allows 1 h 30 min, but the flight usually takes about 50 min, so it often makes up time. Yesterday it left 15 minutes late and still landed at 23:38, 21 minutes early.

< All Washington DCA Departures All Buffalo BUF Arrivals >

About AS 4630

Route
Washington Ronald Reagan National Airport DCA to Buffalo Niagara International Airport BUF
Distance
476 km (296 mi)
Typical flight time
50 min
Flies
Mon, Tue, Wed, Thu, Sat, Sun
On time
8 of the last 9
Average delay when late
35 min
Usually departs from
Terminal 2

AS 4630 FAQ

How long is the AS4630 flight?
The timetable allows 1 h 30 min. Washington to Buffalo is 476 km (296 mi).
How often is AS4630 late?
1 of the last 9 flights arrived 15 or more minutes late; when late, by 35 minutes on average.
Which days does AS4630 fly?
Six times a week: Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday, based on the schedule of the last 7 days.
Which terminal does AS4630 use?
It usually leaves from Terminal 2 at Washington Ronald Reagan National Airport (DCA). Check the flight card above for today's terminal and gate.
What other flight numbers does AS4630 have?
Also listed as ASA4630 (Alaska Airlines' ICAO code) and AS 4630.

AS4630 and Washington DCA to Buffalo BUF Flights

Flight AS4630 is a code-share Alaska Airlines flight of the Envoy Air operated MQ3660.

Other flights departing from Washington DCA: AA3248, MQ3660, AA2404

Other flights arriving at Buffalo BUF: DL2334, MQ3660, 9E5264

All flights connecting Washington DCA to Buffalo BUF.