Home / Routes / KBOS → KSTL1,697 scheduled
BOS STL2h 46m

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 1,697 scheduled flights on this route across 18 carriers. The most active operator is SWA (SWA). Average block time is 3h 4m. Departures average 33 minutes off schedule, with 56% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
1,697
last 445 days
ADS-B observed
356
Airlines
18
Avg dep delay
33m
Late >15 min
55.9%
Cancel rate
1.65%

Airlines on this route

12 carriers · scheduled

Southwest Airlines Co
SWA · WN · 979 flights · avg 37m delay · 61.3% late
14 cancelled
American Airlines
AAL · AA · 693 flights · avg 28m delay · 48.1% late
14 cancelled
Netjets Aviation
EJA · 1I · 9 flights · avg 60m delay · 44.4% late
Flexjet
LXJ · LXJ · 5 flights · avg 49m delay · 80.0% late
Envoy Air
ENY · MQ · 2 flights · avg 60m delay · 50.0% 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

SWA4917N8986QB38M
2026-07-19 18:44  →  2026-07-19 21:15  ·  2h 31m
Replay
RPA4582N115HQE75L
2026-07-19 11:04  →  2026-07-19 13:57  ·  2h 52m
Replay
SWA752N8509UB738
2026-07-19 09:56  →  2026-07-19 12:29  ·  2h 32m
Replay
SWA766N8981QB38M
2026-07-18 13:24  →  2026-07-18 16:49  ·  3h 25m
Replay
SWA754N8643AB738
2026-07-17 23:30  →  2026-07-18 02:07  ·  2h 36m
Replay
RPA4678N423YXE75L
2026-07-17 21:13  →  2026-07-18 00:23  ·  3h 9m
Replay
ENY3814N335JSE75L
2026-07-17 11:13  →  2026-07-17 13:56  ·  2h 42m
Replay
SWA752N8325DB738
2026-07-17 09:36  →  2026-07-17 11:59  ·  2h 23m
Replay
SWA754N8942LB38M
2026-07-16 23:12  →  2026-07-17 02:09  ·  2h 56m
Replay
RPA4678N428YXE75L
2026-07-16 21:10  →  2026-07-17 00:23  ·  3h 12m
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
36%
of flights
BOEING Boeing 737 MAX 8
B38M
29%
of flights
BOEING Boeing 737-800
B738
25%
of flights
BOEING Boeing 737-700
B737
5%
of flights
CESSNA Cessna Citation Longitude
C700
0%
of flights
CANADAIR Canadair Challenger 600/601/604
CL60
0%
of flights
EMBRAER Embraer EMB-545 Legacy 450
E545
0%
of flights
BOMBARDIER Bombardier Challenger 350
CL35
0%
of flights

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View KSTL → KBOS