ASA443

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Philadelphia International Airport (PHL) — Philadelphia, United States

Departed

2026-09-20 23:12 UTC

Arrival

Seattle Tacoma International Airport (SEA) — Seattle, United States

Distance flown

4057 km

Straight-line distance

3818 km

Approach distance

82 km

Aircraft

Registration

N977AK

Type

Boeing 737 MAX 9

Seats

178 total (16 Business, 24 Premium Economy, 138 Economy)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

485 kt

Tracked

5h 59m · 4,053 km

Altitude (ft, max 36,025)

Ground speed (kt, max 485)

Altitude (ft, max 36,025)

Ground speed (kt, max 485)

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

Airlines

Alaska Airlines (ASA)

Austrian Airlines (AUA)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 22:54 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N713AL	Boeing 737 MAX 9	Completed	4159 km
2026-10-01 23:06 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N842AK	Boeing 737 MAX 8	Completed	3945 km
2026-09-30 23:00 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N528AS	Boeing 737-800	Completed	4056 km
2026-09-29 23:03 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N849AK	Boeing 737 MAX 8	Completed	4016 km
2026-09-28 23:08 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N594AS	Boeing 737-800	Completed	3961 km
2026-09-28 16:38 UTC	ASA443	SEA → PHL Seattle → Philadelphia	N594AS	Boeing 737-800	Completed	3928 km
2026-09-27 23:14 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N814AK	Boeing 737 MAX 8	Completed	3969 km
2026-09-26 23:03 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N481AS	Boeing 737-900	Completed	3952 km
2026-09-25 23:17 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N448AS	Boeing 737-900	Completed	3996 km
2026-09-24 23:09 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N282AK	Boeing 737-900	Completed	4063 km
2026-09-23 23:39 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N708AL	Boeing 737 MAX 9	Completed	4017 km
2026-09-23 17:50 UTC	ASA443	SEA → PHL Seattle → Philadelphia	N708AL	Boeing 737 MAX 9	Completed	3929 km
2026-09-22 23:04 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N562AS	Boeing 737-800	Completed	3902 km
2026-09-21 23:25 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N462AS	Boeing 737-900	Completed	4016 km
2026-09-20 23:12 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N977AK	Boeing 737 MAX 9	Completed	4057 km
2026-09-19 23:23 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N943AK	Boeing 737 MAX 9	Completed	4025 km
2026-09-18 23:00 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N285AK	Boeing 737-900	Completed	4099 km
2026-09-17 23:17 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N913AK	Boeing 737 MAX 9	Completed	4299 km
2026-09-16 22:56 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N487AS	Boeing 737-900	Completed	4438 km
2026-09-15 23:05 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N238AK	Boeing 737-900	Completed	4130 km
2026-09-14 23:16 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N720AL	Boeing 737 MAX 9	Completed	4134 km
2026-09-13 23:02 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N402AS	Boeing 737-900	Completed	4382 km
2026-09-13 00:27 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N273AK	Boeing 737-900	Completed	4224 km
2026-09-11 23:07 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N611AS	Boeing 737-700	Completed	4219 km
2026-09-10 22:59 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N570AS	Boeing 737-800	Completed	4178 km
2026-09-09 22:45 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N942AK	Boeing 737 MAX 9	Completed	4200 km
2026-09-07 23:04 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N247AK	Boeing 737-900	Completed	4161 km
2026-09-06 23:59 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N983AK	Boeing 737 MAX 9	Completed	4060 km
2026-09-05 23:43 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N520AS	Boeing 737-800	Completed	4071 km
2026-09-04 23:11 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N969AK	Boeing 737 MAX 9	Completed	3957 km
2026-09-03 23:03 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N703AL	Boeing 737 MAX 9	Completed	4276 km
2026-09-03 01:15 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N272AK	Boeing 737-900	Completed	4138 km
2026-09-02 02:53 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N846AK	Boeing 737 MAX 8	Completed	4211 km
2026-08-31 23:02 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N713AL	Boeing 737 MAX 9	Completed	4190 km
2026-08-30 23:11 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N969AK	Boeing 737 MAX 9	Completed	4165 km
2026-08-29 23:00 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N493AS	Boeing 737-900	Completed	4040 km
2026-08-28 23:03 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N491AS	Boeing 737-900	Completed	4199 km
2026-08-28 01:52 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N920AK	Boeing 737 MAX 9	Completed	4127 km
2026-08-26 23:09 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N968AK	Boeing 737 MAX 9	Completed	4038 km
2026-08-26 00:18 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N413AS	Boeing 737-900	Completed	3970 km
2026-08-24 23:07 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N260AK	Boeing 737-900	Completed	4193 km
2026-08-24 00:53 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N268AK	Boeing 737-900	Completed	4008 km
2026-08-22 23:24 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N297AK	Boeing 737-900	Completed	6350 km
2026-08-21 23:19 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N408AS	Boeing 737-900	Completed	5770 km
2026-08-21 02:35 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N961AK	Boeing 737 MAX 9	Completed	5200 km
2026-08-19 23:05 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N975AK	Boeing 737 MAX 9	Completed	4924 km
2026-08-18 21:48 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N281AK	Boeing 737-900	Completed	5417 km
2026-08-17 21:05 UTC	ASA443	PHL → SEA Philadelphia → Seattle	N551AS	Boeing 737-800	Completed	5418 km
2026-08-16 14:30 UTC	ASA443	PDX → PHL Portland → Philadelphia	N551AS	Boeing 737-800	Completed	5344 km
2026-08-15 14:38 UTC	ASA443	PDX → SEA Portland → Seattle	N453AS	Boeing 737-900	Completed	11220 km