Home / Routes / KIAD → KDEN3,675 scheduled
IAD DEN3h 49m

The route from Washington Dulles International Airport (KIAD) in Washington, DC to Denver International Airport (KDEN) in Denver. SkyMeter tracks roughly 3,675 scheduled flights on this route across 13 carriers. The most active operator is UAL (UAL). Average block time is 3h 55m. Departures average 28 minutes off schedule, with 55% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321 Neo.

Scheduled
3,675
last 431 days
ADS-B observed
800
Airlines
13
Avg dep delay
28m
Late >15 min
55.2%
Cancel rate
0.49%

Airlines on this route

12 carriers · scheduled

United Airlines
UAL · UA · 2,815 flights · avg 29m delay · 56.8% late
10 cancelled
Southwest Airlines Co
SWA · WN · 848 flights · avg 26m delay · 50.2% late
8 cancelled
Flexjet
LXJ · LXJ · 2 flights · avg 175m delay · 50.0% late
Netjets Aviation
EJA · 1I · 2 flights · avg 5m delay · 0.0% late
Executive Jet Management
EJM · EJM · 1 flights · avg 60m delay · 100.0% late
Superior Transportation Associates - Dba Stajets
KFB · 1 flights · avg 17m delay · 100.0% late
German Air Force
GAF · 1 flights · avg 19m delay · 100.0% late
Delta Air Lines
DAL · DL · 1 flights · avg —m delay · 0.0% late
Mn Airlines D/B/A Sun Country Airlines
SCX · SY · 1 flights · avg —m delay · 0.0% late
Air Canada
ACA · AC · 1 flights · avg —m delay · 0.0% late
Breeze Airways
MXY · MX · 1 flights · avg 10m delay · 0.0% late
Frontier Airlines
FFT · F9 · 1 flights · avg 54m delay · 100.0% late

Recent observed flights

From ADS-B trace data

UAL395N37465B739
2026-07-05 20:01  →  2026-07-05 23:27  ·  3h 26m
Replay
UAL1587N28478B739
2026-07-05 16:51  →  2026-07-05 20:15  ·  3h 23m
Replay
UAL1865N57868B753
2026-07-05 14:23  →  2026-07-05 17:51  ·  3h 27m
Replay
UAL792N14553A21N
2026-07-05 12:30  →  2026-07-05 16:05  ·  3h 35m
Replay
UAL2031N94556A21N
2026-07-05 10:45  →  2026-07-05 14:15  ·  3h 29m
Replay
UAL599N77865B753
2026-07-04 22:09  →  2026-07-05 01:43  ·  3h 33m
Replay
UAL395N38424B739
2026-07-04 20:30  →  2026-07-04 23:50  ·  3h 19m
Replay
UAL1126N65832B739
2026-07-04 18:46  →  2026-07-04 22:25  ·  3h 38m
Replay
UAL1587N24537A21N
2026-07-04 16:47  →  2026-07-04 20:39  ·  3h 52m
Replay
UAL1865N14219B738
2026-07-04 14:10  →  2026-07-04 17:43  ·  3h 33m
Replay

Codeshare partnerships

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

sells UAL 2608
sells UAL 719
sells UAL 602
sells UAL 355
sells UAL 319
sells UAL 71
sells UAL 1
sells UAL 1

Typical aircraft

Observed via ADS-B on this route

AIRBUS Airbus A321 Neo
A21N
40%
of flights
BOEING Boeing 737-900
B739
31%
of flights
BOEING Boeing 757-300
B753
13%
of flights
BOEING Boeing 737 MAX 8
B38M
8%
of flights
BOEING Boeing 737-800
B738
4%
of flights
BOEING Boeing 737 MAX 9
B39M
1%
of flights
BOEING Boeing 737-700
B737
0%
of flights
CESSNA Cessna Citation X
C750
0%
of flights

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View KDEN → KIAD