Airlines with flights from Washington to Denver

There are 6 airlines with scheduled flights between DCA and DEN. Both Frontier and United operates non-stop flights from Reagan National to Denver International and the flight time is 4 hours and 7 minutes.

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Schedules

Frontier Airlines

Non-stop with Frontier Airlines

  • Total flight time: 4 hours and 7 minutes
  • Low-cost airline
  • Denver is a Frontier Airlines focus city (Operating base).
  • 19 flights per week
  • Airbus A320neo
DCA
Direct
DEN
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
F9685
07:00
07:00
07:00
07:00
07:00
07:00
07:00
F9687
13:59
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13:59
13:59
13:59
13:59
13:59
F9689
18:00
18:00
----
18:00
18:00
18:00
18:00
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

United Airlines

Non-stop with United Airlines

  • Total flight time: 4 hours
  • Denver is a United Airlines hub.
  • 7 flights per week
  • Airbus A321neo
  • Business and first class available
DCA
Direct
DEN
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA746
16:13
16:13
16:13
16:13
16:13
16:13
16:13
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Saint Louis with Southwest Airlines

  • Total flight time: 5h 00m - 10h 10m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 113 flights per week
DCA
 
Via STL
 
DEN
 
Flight
Mon
Jul 27
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Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
WN4853
WN4312
08:00
08:00
08:00
08:00
08:00
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WN225
WN3912
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11:45
11:45
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----
----
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WN4752
WN824
12:00
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----
12:00
12:00
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WN644
WN3912
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12:00
12:00
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----
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WN3968
WN824
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----
----
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12:00
WN4752
WN5067
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----
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----
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12:40
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WN1461
WN3913
14:35
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14:35
14:35
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WN2535
WN3913
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----
----
----
----
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14:40
WN1461
WN824
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15:00
15:00
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----
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WN1462
WN4176
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----
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18:35
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WN1462
WN3914
18:40
18:40
18:40
18:40
18:40
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WN2712
WN4243
----
----
----
----
----
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18:40
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 5h 05m - 10h 00m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 152 flights per week
DCA
 
Via MDW
 
DEN
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
WN1442
WN1102
----
06:00
06:00
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----
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WN2859
WN206
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----
----
----
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06:10
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WN1442
WN2654
07:30
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07:30
07:30
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WN1442
WN2733
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----
----
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----
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07:55
WN1431
WN2960
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----
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09:25
WN1444
WN2960
09:25
09:30
09:30
09:25
09:25
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WN554
WN1331
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----
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----
----
10:40
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WN194
WN481
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----
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----
----
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11:40
WN1445
WN2768
12:00
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12:00
12:00
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WN488
WN2142
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----
----
----
----
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12:00
WN1445
WN2766
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12:00
12:00
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WN277
WN2769
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----
----
13:10
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WN4479
WN481
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----
----
----
----
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15:10
WN4479
WN1497
15:35
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15:35
15:35
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WN4479
WN2770
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----
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16:30
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WN2904
WN2770
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----
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18:40
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WN2710
WN2770
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18:55
18:55
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----
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WN1447
WN2770
19:05
----
----
19:05
19:05
----
----
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Kansas City with Southwest Airlines

  • Total flight time: 5h 05m - 9h 55m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 77 flights per week
DCA
 
Via MCI
 
DEN
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
WN358
WN3169
06:00
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06:00
06:00
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WN471
WN3169
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----
----
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----
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06:10
WN358
WN2548
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06:55
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WN480
WN1536
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15:00
15:00
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WN1146
WN3570
15:00
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----
15:00
15:00
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WN419
WN1574
----
----
----
----
----
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15:05
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Milwaukee with Southwest Airlines

  • Total flight time: 5h 15m - 7h 25m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 35 flights per week
DCA
 
Via MKE
 
DEN
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
WN1450
WN2287
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----
----
----
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06:55
WN1450
WN2944
07:35
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07:35
07:35
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WN1450
WN1662
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----
----
----
----
08:00
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WN786
WN492
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15:40
15:40
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----
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WN363
WN3885
15:45
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----
15:45
15:45
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WN573
WN3885
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----
----
----
----
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15:50
SHOW RETURN SCHEDULE
CHECK PRICES FOR DCA - DEN

The timetable & schedule information was updated at 2026-04-21

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Flight data on this page was last updated on 2026-07-13
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