The Denver to Chicago route connects Denver International Airport (DEN) in US with Chicago O'Hare International Airport (ORD) in US. This medium-haul flight covers approximately 1325 miles (2132 km) with a typical flight time of 1h 59m. This route is served by 8 airlines: United, Frontier, American Airlines and others. AirportRoutes has tracked 27 unique flight numbers on this route.
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KDENDENChicago O'Hare International Airport
KORDORD8
Operators27
Tracked Flights1325
Miles1h 59m
Flight Duration
| Airline | ICAO | IATA |
|---|---|---|
| United |
UAL
|
UA
|
| Frontier |
FFT
|
F9
|
| American Airlines |
AAL
|
AA
|
| Southwest |
SWA
|
WN
|
| Envoy Air |
ENY
|
MQ
|
| Key Lime Air |
LYM
|
KG
|
| Volaris |
VOI
|
Y4
|
| SkyWest |
SKW
|
OO
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 14 | 10% |
|
| Tuesday | 26 | 19% |
|
| Wednesday | 23 | 17% |
|
| Thursday | 26 | 19% |
|
| Friday | 13 | 9% |
|
| Saturday | 15 | 11% |
|
| Sunday | 22 | 16% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
American Airlines
AAL
/ AA
|
|
B738 | 12:27 12:27 PM (Representative) |
M
T
W
T
F
S
S
|
Jun 30, 2026 | Active |
|
Envoy Air
ENY
/ MQ
|
E170 | 09:22 9:22 AM (Representative) |
M
T
W
T
F
S
S
|
Feb 28, 2026 | Active | |
|
Frontier
FFT
/ F9
|
A21N | 06:00 6:00 AM (Representative) |
M
T
W
T
F
S
S
|
Jun 30, 2026 | Active | |
|
Key Lime Air
LYM
/ KG
|
E145 | 10:55 10:55 AM (Representative) |
M
T
W
T
F
S
S
|
Jan 28, 2026 | Active | |
|
SkyWest
SKW
/ OO
|
CRJ7 | 16:21 4:21 PM (Representative) |
M
T
W
T
F
S
S
|
Jan 24, 2026 | Active | |
|
Southwest
SWA
/ WN
|
B738 | 11:25 11:25 AM (Representative) |
M
T
W
T
F
S
S
|
May 27, 2026 | Active | |
|
United
UAL
/ UA
|
A21N | 03:05 3:05 AM (Representative) |
M
T
W
T
F
S
S
|
Jun 30, 2026 | Active | |
|
Volaris
VOI
/ Y4
|
A320 | 20:45 8:45 PM (Representative) |
M
T
W
T
F
S
S
|
Dec 25, 2025 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 03:05 3:05 AM | United |
UAL
|
UA
|
| 06:00 6:00 AM | Frontier |
FFT
|
F9
|
| 09:22 9:22 AM | Envoy Air |
ENY
|
MQ
|
| 10:55 10:55 AM | Key Lime Air |
LYM
|
KG
|
| 11:25 11:25 AM | Southwest |
SWA
|
WN
|
| 12:27 12:27 PM | American Airlines |
AAL
|
AA
|
| 16:21 4:21 PM | SkyWest |
SKW
|
OO
|
| 20:45 8:45 PM | Volaris |
VOI
|
Y4
|
Time Information
Times are shown in the departure airport's local timezone (UTC).