Home / Routes / KBOS → KSTL2,022 scheduled
BOS STL2h 43m

The route from General Edward Lawrence Logan International Airport (KBOS) in Boston to St Louis Lambert International Airport (KSTL) in St Louis. SkyMeter tracks roughly 2,022 scheduled flights on this route across 17 carriers. The most active operator is SWA (SWA). Average block time is 2h 52m. Departures average 34 minutes off schedule, with 52% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
2,022
last 494 days
ADS-B observed
362
Airlines
17
Avg dep delay
34m
Late >15 min
52.4%
Cancel rate
2.97%

Airlines on this route

12 carriers · scheduled

Southwest Airlines Co
SWA · WN · 1,161 flights · avg 36m delay · 57.5% late
14 cancelled
American Airlines
AAL · AA · 802 flights · avg 31m delay · 45.6% late
46 cancelled
Envoy Air
ENY · MQ · 36 flights · avg 23m delay · 36.1% late
Netjets Aviation
EJA · 1I · 9 flights · avg 60m delay · 44.4% late
Flexjet
LXJ · LXJ · 5 flights · avg 49m delay · 80.0% late
Delta Air Lines
DAL · DL · 2 flights · avg 56m delay · 100.0% late
United Airlines
UAL · UA · 2 flights · avg 22m delay · 50.0% late
Vja
VJA · 1 flights · avg 20m delay · 100.0% late
Spirit Jets
SJJ · 1 flights · avg —m delay · 0.0% late
Scj
SCJ · 1 flights · avg 123m delay · 100.0% late
Jet Linx Aviation
JTL · JL · 1 flights · avg —m delay · 0.0% late
Executive Flight Services
XSR · 1 flights · avg 33m delay · 100.0% late

Recent observed flights

From ADS-B trace data

RPA4417N403YXE75L
2026-09-06 11:08  →  2026-09-06 13:56  ·  2h 47m
Replay
SWA155N488WNB737
2026-09-05 17:30  →  2026-09-05 20:07  ·  2h 36m
Replay
SWA960N8928QB38M
2026-09-05 14:45  →  2026-09-05 17:22  ·  2h 36m
Replay
SWA999N927WNB737
2026-09-05 09:32  →  2026-09-05 12:21  ·  2h 48m
Replay
SWA3044N8758LB38M
2026-09-04 18:01  →  2026-09-04 20:40  ·  2h 38m
Replay
ENY3546N322RCE75L
2026-09-04 11:45  →  2026-09-04 14:44  ·  2h 59m
Replay
SWA4968N8555ZB738
2026-09-04 10:01  →  2026-09-04 12:37  ·  2h 35m
Replay
SWA2076N886GKB38M
2026-09-04 00:56  →  2026-09-04 03:49  ·  2h 52m
Replay
SWA3044N8676AB738
2026-09-03 17:36  →  2026-09-03 20:13  ·  2h 36m
Replay
SWA999N8504GB738
2026-09-03 00:00  →  2026-09-03 02:35  ·  2h 35m
Replay

Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells AAL 194
sells AAL 31
sells UAL 2
sells AAL 1
sells AAL 1
sells AAL 1
sells AAL 1
sells AAL 1

Typical aircraft

Observed via ADS-B on this route

EMBRAER Embraer 175 long wing
E75L
34%
of flights
BOEING Boeing 737 MAX 8
B38M
29%
of flights
BOEING Boeing 737-800
B738
24%
of flights
BOEING Boeing 737-700
B737
8%
of flights
EMBRAER Embraer 170
E170
0%
of flights
CANADAIR Canadair Challenger 600/601/604
CL60
0%
of flights
CESSNA Cessna Citation Latitude
C68A
0%
of flights
NORTH AMERICAN-RYAN North American Navion
NAVI
0%
of flights

Looking for the return flight?

View KSTL → KBOS