AS4500 Flight Status Alaska Airlines: Boston to Buffalo (ASA4500)

Alaska Airlines AS 4500

Scheduled in 4h30'

BOS Boston

Scheduled
09:55
Estimated
09:55

Terminal: B | Gate: B7

Departure: Sun, Nov 8, 2026 · local time EST

Boston Logan International Airport (BOS)

All BOS Departures >

BUF Buffalo

Scheduled
11:40

Arrival: Sun, Nov 8, 2026 · local time EST

Buffalo Niagara International Airport (BUF)

All BUF Arrivals >

Departs in 4h 30m 0%

BOS 09:55 BUF 11:40

635 km (394 mi) to fly

Route map BOS to BUF Map of the great-circle route from Boston Logan International Airport, United States to Buffalo Niagara International Airport, United States, 635 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. BOS 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: 635 km / 394 miles · Scheduled Duration: 01:45

AS 4500 Flight Status & Schedule Alaska Airlines Boston to Buffalo

Date From To Departure Arrival Status Details
Nov 08 BOS BUF 09:55 11:40 Scheduled Track >
Nov 07 BOS BUF 08:00 09:50 Scheduled Track >
Nov 06 BOS BUF 09:55 11:40 Delayed >2h Track >

Alaska Airlines operates AS 4500 from Boston to Buffalo, a 635 km (394 mi) trip, three times a week (Friday, Saturday and Sunday). The timetable allows 1 h 45 min; there is not enough recent history yet to say how long it usually takes. Today's flight is scheduled to leave at 09:55 and arrive at 11:40 local time.

< All Boston BOS Departures All Buffalo BUF Arrivals >

About AS 4500

Route
Boston Logan International Airport BOS to Buffalo Niagara International Airport BUF
Distance
635 km (394 mi)
Scheduled flight time
1 h 45 min
Flies
Fri, Sat, Sun
Usually departs from
Terminal B

AS 4500 FAQ

How long is the AS4500 flight?
The timetable allows 1 h 45 min. Boston to Buffalo is 635 km (394 mi).
Which days does AS4500 fly?
Three times a week: Friday, Saturday and Sunday, based on the schedule of the last 7 days.
Which terminal does AS4500 use?
It usually leaves from Terminal B at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.
What other flight numbers does AS4500 have?
Also listed as ASA4500 (Alaska Airlines' ICAO code) and AS 4500.

AS4500 and Boston BOS to Buffalo BUF Flights

Flight AS4500 is a code-share Alaska Airlines flight of the Republic Airlines operated YX4425.

Other flights departing from Boston BOS: PD2616, YX4425, 9K1831

Other flights arriving at Buffalo BUF: YX4425, F92980, OH5472

All flights connecting Boston BOS to Buffalo BUF.