Apparatus

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flight_takeoff Flight

AAY1421

Operated by Allegiant Air

Live map

Live map filtered to AAY1421. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOS KBOS IFR

Boston Logan International Airport

Boston, US

Local time
05:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
190° / 5 kt
Visibility
10 SM
Ceiling
BKN 700 ft, OVC 15,000 ft
Temp / Dew
22°C / 21°C
Altimeter
29.96 inHg

Obs: 2026-08-28T08:54:00.000Z

Raw METAR / TAF 
METAR KBOS 280854Z 19005KT 10SM BKN007 OVC150 22/21 A2996 RMK AO2 SLP144 T02170211 56008

TAF KBOS 280529Z 2806/2912 18006KT P6SM FEW018 BKN220 FM280800 20004KT P6SM BKN030 TEMPO 2808/2811 BKN010 FM281200 19007KT P6SM SCT025 FM281500 12005KT P6SM BKN050 PROB30 2818/2821 4SM TSRA OVC040CB FM282300 21004KT P6SM BKN100 FM290300 33007KT P6SM SCT090

flight Live Traffic

flight_takeoff 63 Departures
flight_land 97 Arrivals

Arrival

TYS KTYS VFR

McGhee Tyson Airport

Knoxville/Maryville, US

Local time
05:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
981 ft
Coordinates
35.8110, -83.9940

cloud Weather

Wind
150° / 4 kt
Visibility
10 SM
Ceiling
FEW 7,500 ft
Temp / Dew
22°C / 21°C
Altimeter
30.01 inHg

Obs: 2026-08-28T08:53:00.000Z

Raw METAR / TAF 
METAR KTYS 280853Z 15004KT 10SM FEW075 22/21 A3001 RMK AO2 SLP149 60000 T02220211 53008

TAF KTYS 280541Z 2806/2906 27005KT P6SM VCSH SCT040 BKN080 FM280900 VRB03KT 6SM BCFG BR FEW005 FM281400 01006KT P6SM SCT045 SCT250

flight Live Traffic

flight_takeoff 18 Departures
flight_land 11 Arrivals

Recent history last 11

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-23 A1BE79 BOS → TYS Jul 23, 15:05 UTCJul 23, 17:20 UTC2h 15m - -
2026-07-16 A1B4B2 DEN → TYS Jul 16, 15:14 UTCJul 16, 17:45 UTC2h 30m - -
2026-07-09 A283F4 - Jul 9, 18:05 UTCJul 9, 20:20 UTC2h 15m - -
2026-07-02 A1BE79 - Jul 2, 15:15 UTCJul 2, 17:35 UTC2h 20m - -
2026-05-24 A252AE BOS → TYS May 24, 00:55 UTCMay 24, 01:50 UTC55m - -
2026-05-15 A2DE17 BOS → TYS May 15, 14:10 UTCMay 15, 15:40 UTC1h 29m - -
2026-05-08 A27A2D BOS → TYS May 8, 14:10 UTCMay 8, 15:50 UTC1h 40m - -
2026-05-01 A27A2D BOS → TYS May 1, 14:00 UTCMay 1, 15:45 UTC1h 45m - -
2026-04-24 A2F0AA BOS → TYS Apr 24, 14:15 UTCApr 24, 15:40 UTC1h 25m - -
2026-04-17 A1BE79 BOS → TYS Apr 17, 15:20 UTCApr 17, 15:30 UTC10m - -
2026-04-17 A1BE79 BOS → TYS Apr 17, 14:05 UTCApr 17, 15:15 UTC1h 9m - -

Performance history

Flights tracked
11
Avg arrival delay
-
On-time arrival
-
Aircraft used
7

Monthly activity 3 months

Month Flights tracked
July 2026 4
May 2026 4
April 2026 3

AAY1421 frequently asked

Where does flight AAY1421 fly?
AAY1421 (Allegiant Air) flies from BOS to TYS. View the full route page.
How long is flight AAY1421?
Based on observed flights, AAY1421 takes on average 1h 38m from takeoff to landing.
How often does AAY1421 fly?
AAY1421 has been observed flying several times a week in our tracking data. We've recorded 11 flights under this callsign.
What aircraft operates flight AAY1421?
AAY1421 has been operated by 7 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track AAY1421 live?
Yes. When AAY1421 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.