The flight time from Denver to Washington is 3 hours, 10 minutes. See Data as Tables

Average Timeline

Leaves DEN Denver, CO 1 minute late.
16 minutes taxiing out
2 hours, 47 minutes in the air
6 minutes taxiing in
Arrives IAD Washington, DC 3 minutes early.

Flight Reliability By Airline ?

United
80%
Southwest
80%
Cancelled
Delayed*
Normal

Flight Summary

The flight time from Denver to Washington is 3 hours, 10 minutes. The time spent in the air is 2 hours, 47 minutes.

The flight distance from Denver to Washington is 1452 Miles.

Reverse Journey

Washington to Denver
3 hours, 45 minutes

Flight Time By Airline ?

Southwest
3h 8m
United
3h 11m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

12AM06AM12PM06PM1h2h3h
Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?
(Average)

12AM06AM12PM06PM0.00.51.01.52.0

Flights Per Week

52

Distance

1452 Miles

Flights By Month ?

JFMAMJJASOND0100200

Flights By Day of Week ?
(Average)

MonTueWedThuFriSatSun02468

Flights By Airline ?
(Per Week)

United
40
Southwest
12

Frequently Asked Questions

How far is Denver from Washington by plane?

The distance from Denver to Washington by plane is 1452 Miles. This is the air distance on the most direct route taken by the vast majority of flights.

How long is the flight from Denver to Washington?

The flight time from Denver to Washington is 3 hours, 10 minutes. The time spent in the air is 2 hours, 47 minutes. These numbers are averages. In reality, it varies by airline with Southwest being the fastest taking 3 hours, 8 minutes, and United the slowest taking 3 hours, 11 minutes.

What airlines fly from Denver to Washington?

United and Southwest are the airlines with direct flights from Denver to Washington.

Does Southwest fly from Denver to Washington?

Yes! Southwest does fly from Denver (DEN) to Washington (IAD). On average, they have 12 flights per week on this route. This may vary seasonally, please check the chart above for more details.

Tables and Explanations

Data Source

Our information is computed from the latest available data from the US Department of Transportation.

Average Timeline Timeline Chart

The average timeline contains the median time a flight spends in 3 stages. The first of these three stages is taxiing out which includes the time from the flight leaving the gate to taking off. The second stage is in the air, which includes the time spent from the flight leaving the ground to touching back down at the end of it's journey. The last stage is taxiing in, which is from when the flight touches down to the flight arriving at it's gate.

The average timeline also estimates on average of when the flight will leave and arrive relative to it's stated departure time.

Leaves Denver 1 minute late
Taxi Out Time 16 minutes
In the Air 167 minutes
Taxiing In 6 minutes
Arrives Washington 3 minutes early

Flight Reliability Reliability Chart

The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from Denver to Washington, Southwest is 80% reliable, which means that Southwest flights are on time 80% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
Southwest 80% 20% 0%
United 80% 19% 1%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between Denver and Washington, this is due to different operational factors on the ground, as well as scheduling of planes. Each airline's flight time is split into three stages which are described above in the "Average Timeline" section. There are also miscellaneous operational issues which are included in the below total but are not accounted for in one of the three stages.

Airline Taxiing Out
(minutes)
In the Air
(minutes)
Taxiing In
(minutes)
Total
(minutes)
Southwest 12 169 4 188
United 17 166 6 191

Flights By Time of Day Flight Time By Day Chart

This one is pretty self explanatory, it represents the number of flights that leave the gate in a given hour of the day. The tricky thing here is that this is normally not a whole number since it is an average over 52 weeks. Partial numbers may indicate that a flight may be seasonal or may take off at different times due to different operational factors.

Time Count
8pm 0.01
8am 0.39
7am 0.12
5pm 0.91
6am 0.85
11am 0.2
7pm 0.02
10am 1.03
3pm 0.9
0am 0.01
12pm 0.09
1pm 1.19
2pm 0.59
9am 0.44
4pm 0.11
11pm 0.43
6pm 0.15

Flights By Month Flights By Month Chart

The quantity of flights from Denver to Washington that take off in a given month of the year. This number changes because some flights are seasonal, and almost all flights have uneven demand througout the year.

Month Count
January 194
February 169
March 207
April 212
May 246
June 236
July 264
August 277
September 248
October 249
November 203
December 234

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from Denver to Washington that take off on a given day of the week. Some routes only have enough demand to sustain a few trips a week, while others have many flights a day. This number is also an average across the year, and hence may not be a whole number.

Day Count
Monday 7.54
Tuesday 7.54
Wednesday 7.46
Thursday 7.69
Friday 7.77
Saturday 7.37
Sunday 7.31

Flight per Airline (per Week) Flights By Airline Chart

How many times an airline flies this route in a week. Different factors play into how often a carrier chooses to fly a given route including it's need to connect disparate routes, and demand.

Airline Flights per Week
United 1
Southwest 0

Flight Time By Time of Day Flight Time by Time of Day Chart

The total flight time varies by each hour of the day due to factors such as airport traffic. More flights leaving an airport may cause higher taxi in or taxi out times. See the description of the average timeline above for a deeper discussion of each of these times.

Time Taxi Out
(minutes)
In the Air
(minutes)
Taxi In
(minutes)
Total
(minutes)
8pm 16 165 4 180
8am 16 168 5 190
7am 16 165 5 191
5pm 23 162 6 194
6am 15 169 6 192
11am 13 170 5 190
7pm 12 168 4 193
10am 20 163 6 191
3pm 16 167 6 191
0am 14 176 7 195
12pm 11 172 5 188
1pm 15 166 5 188
2pm 13 169 5 189
9am 13 172 5 192
4pm 18 156 7 182
11pm 15 168 5 189
6pm 18 155 5 180
* Delayed more than 20 minutes.
All data above is a median or mean as appropriate.