Home / Routes / KSTL → KBOS2,054 scheduled
STL BOS2h 22m

The route from St Louis Lambert International Airport (KSTL) in St Louis to General Edward Lawrence Logan International Airport (KBOS) in Boston. SkyMeter tracks roughly 2,054 scheduled flights on this route across 19 carriers. The most active operator is SWA (SWA). Average block time is 2h 14m. Departures average 30 minutes off schedule, with 41% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
2,054
last 494 days
ADS-B observed
301
Airlines
19
Avg dep delay
30m
Late >15 min
40.7%
Cancel rate
3.26%

Airlines on this route

16 carriers · scheduled

Southwest Airlines Co
SWA · WN · 1,171 flights · avg 31m delay · 49.0% late
16 cancelled
American Airlines
AAL · AA · 801 flights · avg 27m delay · 30.6% late
51 cancelled
Envoy Air
ENY · MQ · 38 flights · avg 44m delay · 15.8% late
Flexjet
LXJ · LXJ · 15 flights · avg 27m delay · 46.7% late
Netjets Aviation
EJA · 1I · 12 flights · avg 10m delay · 8.3% late
Delta Air Lines
DAL · DL · 3 flights · avg 50m delay · 66.7% late
· VJA · 2 flights · avg —m delay · 0.0% late
Republic Airlines
RPA · YX · 2 flights · avg 48m delay · 50.0% late
Executive Jet Management
EJM · EJM · 2 flights · avg 14m delay · 0.0% late
· RVJ · 2 flights · avg 0m delay · 0.0% late
Spirit Jets
SJJ · 1 flights · avg —m delay · 0.0% late
· JXA · 1 flights · avg 0m delay · 0.0% late
Summit Aviation
YEL · 1 flights · avg —m delay · 0.0% late
Libyan Airlines
LAA · LN · 1 flights · avg —m delay · 0.0% late
United Airlines
UAL · UA · 1 flights · avg 48m delay · 100.0% late

Recent observed flights

From ADS-B trace data

RPA4417N403YXE75L
2026-09-06 14:45  →  2026-09-06 17:25  ·  2h 39m
Replay
RPA4678N403YXE75L
2026-09-06 00:30  →  2026-09-06 03:13  ·  2h 42m
Replay
SWA3657N8917QB38M
2026-09-05 16:57  →  2026-09-05 19:44  ·  2h 47m
Replay
SWA3808N943WNB737
2026-09-05 15:24  →  2026-09-05 17:36  ·  2h 12m
Replay
SWA1643N8504GB738
2026-09-05 00:17  →  2026-09-05 02:34  ·  2h 16m
Replay
ENY3546N322RCE75L
2026-09-04 15:16  →  2026-09-04 17:43  ·  2h 26m
Replay
SWA4061N8885QB38M
2026-09-04 12:30  →  2026-09-04 14:57  ·  2h 27m
Replay
SWA3808N886GKB38M
2026-09-03 21:13  →  2026-09-03 23:50  ·  2h 37m
Replay
RPA4678N103HQE75L
2026-09-03 02:56  →  2026-09-03 05:39  ·  2h 42m
Replay
SWA982N8311QB738
2026-09-02 23:18  →  2026-09-03 02:35  ·  3h 16m
Replay

Codeshare partnerships

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

sells AAL 453
sells AAL 375
sells AAL 291
sells DAL 1
sells DAL 1

Typical aircraft

Observed via ADS-B on this route

EMBRAER Embraer 175 long wing
E75L
43%
of flights
BOEING Boeing 737 MAX 8
B38M
27%
of flights
BOEING Boeing 737-800
B738
16%
of flights
BOEING Boeing 737-700
B737
10%
of flights
NORTH AMERICAN-RYAN North American Navion
NAVI
0%
of flights
GULFSTREAM AEROSPACE Gulfstream V
GLF5
0%
of flights
EMBRAER Embraer 170
E170
0%
of flights
AIRBUS Airbus A321 Neo
A21N
0%
of flights

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View KBOS → KSTL