Home / Routes / KSAT → KDEN3,536 scheduled
SAT DEN2h 12m

The route from San Antonio International Airport (KSAT) in San Antonio to Denver International Airport (KDEN) in Denver. SkyMeter tracks roughly 3,536 scheduled flights on this route across 17 carriers. The most active operator is SWA (SWA). Average block time is 2h 8m. Departures average 24 minutes off schedule, with 29% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-800.

Scheduled
3,536
last 480 days
ADS-B observed
671
Airlines
17
Avg dep delay
24m
Late >15 min
28.9%
Cancel rate
0.59%

Airlines on this route

10 carriers · scheduled

Southwest Airlines Co
SWA · WN · 1,640 flights · avg 21m delay · 30.4% late
17 cancelled
United Airlines
UAL · UA · 1,454 flights · avg 26m delay · 27.0% late
3 cancelled
Frontier Airlines
FFT · F9 · 399 flights · avg 33m delay · 30.8% late
1 cancelled
Concesionaria Vuela Compania De Aviacion S.a. De C.v
VOI · Y4 · 31 flights · avg 10m delay · 0.0% late
Delta Air Lines
DAL · DL · 5 flights · avg 48m delay · 80.0% late
Netjets Aviation
EJA · 1I · 3 flights · avg 7m delay · 0.0% late
Mn Airlines D/B/A Sun Country Airlines
SCX · SY · 1 flights · avg —m delay · 0.0% late
Key Lime Air
LYM · KG · 1 flights · avg 21m delay · 100.0% late
Cobalt Air
CNS · 1 flights · avg 18m delay · 100.0% late
Flexjet
LXJ · LXJ · 1 flights · avg 18m delay · 100.0% late

Recent observed flights

From ADS-B trace data

UAL2853N33289B738
2026-08-24 14:30  →  2026-08-24 16:20  ·  1h 49m
Replay
SKW5452N131SYE75L
2026-08-24 10:35  →  2026-08-24 12:25  ·  1h 50m
Replay
UAL1007N77518B738
2026-08-23 18:57  →  2026-08-23 20:45  ·  1h 47m
Replay
SWA4724N8328AB738
2026-08-23 16:15  →  2026-08-23 18:06  ·  1h 50m
Replay
SWA4646N8326FB738
2026-08-23 11:02  →  2026-08-23 13:04  ·  2h 1m
Replay
SKW5452N168SYE75L
2026-08-23 10:37  →  2026-08-23 12:42  ·  2h 5m
Replay
FFT3707N719FRA321
2026-08-23 03:32  →  2026-08-23 05:36  ·  2h 4m
Replay
SWA3488N285WNB737
2026-08-22 22:59  →  2026-08-23 01:10  ·  2h 10m
Replay
UAL2479N481UAA320
2026-08-22 22:22  →  2026-08-23 00:36  ·  2h 13m
Replay
UAL1007N852UAA319
2026-08-22 18:53  →  2026-08-22 20:49  ·  1h 55m
Replay

Codeshare partnerships

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

sells UAL 1226
sells UAL 370
sells FFT 311

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 737-800
B738
28%
of flights
BOEING Boeing 737-700
B737
23%
of flights
AIRBUS Airbus A320
A320
20%
of flights
BOEING Boeing 737 MAX 8
B38M
13%
of flights
AIRBUS Airbus A321
A321
5%
of flights
AIRBUS Airbus A321 Neo
A21N
4%
of flights
BOEING Boeing 737-900
B739
2%
of flights
EMBRAER Embraer 175 long wing
E75L
1%
of flights

Looking for the return flight?

View KDEN → KSAT