Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N969AK - Boeing 737MAX 9 - Alaska Airlines ASA435/AS435, Washington Dulles (IAD) to San Francisco (SFO) - 4.3 mi away @ 38025 ft, heading W at 486 mph. Spotted 4x before! [09:50:25 PM CDT] #AD7D9F #N969AK #B39M #ALASKA #ASA435 #AS435 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N477AS - Boeing 737NG 990ER/W - Alaska Airlines ASA435/AS435, Washington Dulles (IAD) to San Francisco (SFO) - 4.2 mi away @ 35875 ft, heading SW at 510 mph. Spotted 4x before! [09:38:48 PM CDT] #A5DB2C #N477AS #B739 #ALASKA #ASA435 #AS435 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N924AK - Boeing 737MAX 9 - Alaska Airlines ASA435/AS435, Washington Dulles (IAD) to San Francisco (SFO) - 4.4 mi away @ 36150 ft, heading W at 556 mph. Spotted 6x before! [08:41:10 PM CDT] #ACCD10 #N924AK #B39M #ALASKA #ASA435 #AS435 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N971AK - Boeing 737MAX 9 - Alaska Airlines ASA435/AS435, Washington Dulles (IAD) to San Francisco (SFO) - 4.2 mi away @ 34950 ft, heading W at 450 mph. Spotted 9x before! [08:50:46 PM CDT] #AD8766 #N971AK #B39M #ALASKA #ASA435 #AS435 #ADSB #ADSBbot