--- title: "Denver (DEN) to Washington (DCA) flights: who flies it" description: "United Airlines and Frontier Airlines fly nonstop from DEN to DCA, about 26 flights a week, covering 1,473 miles. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/den-dca" url: "https://2lnr.com/routes/den-dca.md" date_modified: "2026-10-18T05:10:47Z" --- # Denver to Washington (DEN-DCA): nonstop flights and who flies them United Airlines and Frontier Airlines fly nonstop between Denver (DEN) and Washington (DCA), roughly 26 times a week. The timetable below shows the nonstop scheduled at 3h 15m to 3h 29m for the 1,473 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 22, 2026. See DEN to DCA on the interactive map [Get started free](https://2lnr.com/login) 26 Flights a week, 4-week average 3h 15m to 3h 29m Scheduled flight time 1,473 mi Nonstop distance Free To get started ## Denver to Washington flight schedule Scheduled nonstop departures for DEN to DCA starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Denver (DEN) to Washington (DCA) | Date | Flight | Airline | Departs DEN | Arrives DCA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | F9 686 | Frontier Airlines | 06:45 | 12:04 | 3h 19m | [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) | | Thu, Oct 22 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | [Boeing 757-300](https://2lnr.com/seatmaps/ua/757-300.md) | | Thu, Oct 22 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Thu, Oct 22 | F9 690 | Frontier Airlines | 16:33 | 21:59 | 3h 26m | Airbus A320neo | | Fri, Oct 23 | F9 686 | Frontier Airlines | 06:45 | 12:04 | 3h 19m | Airbus A320neo | | Fri, Oct 23 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Fri, Oct 23 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Fri, Oct 23 | F9 690 | Frontier Airlines | 16:33 | 21:59 | 3h 26m | Airbus A320neo | | Sat, Oct 24 | F9 686 | Frontier Airlines | 06:45 | 12:04 | 3h 19m | Airbus A320neo | | Sat, Oct 24 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Sat, Oct 24 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Sat, Oct 24 | F9 690 | Frontier Airlines | 16:33 | 21:59 | 3h 26m | Airbus A320neo | | Sun, Oct 25 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Sun, Oct 25 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Sun, Oct 25 | F9 690 | Frontier Airlines | 16:33 | 21:59 | 3h 26m | Airbus A320neo | | Mon, Oct 26 | F9 686 | Frontier Airlines | 06:45 | 12:04 | 3h 19m | Airbus A320neo | | Mon, Oct 26 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Mon, Oct 26 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Mon, Oct 26 | F9 690 | Frontier Airlines | 16:33 | 21:59 | 3h 26m | Airbus A320neo | | Tue, Oct 27 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Tue, Oct 27 | F9 688 | Frontier Airlines | 11:30 | 16:56 | 3h 26m | Airbus A320neo | | Tue, Oct 27 | F9 690 | Frontier Airlines | 16:35 | 21:50 | 3h 15m | Airbus A320neo | | Wed, Oct 28 | F9 686 | Frontier Airlines | 07:25 | 12:49 | 3h 24m | Airbus A320neo | | Wed, Oct 28 | UA 789 | United Airlines | 09:35 | 15:04 | 3h 29m | Boeing 757-300 | | Wed, Oct 28 | F9 690 | Frontier Airlines | 16:35 | 21:50 | 3h 15m | Airbus A320neo | Showing all 25 scheduled DEN to DCA departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every DEN to DCA date on the interactive map ## Aircraft on the Denver to Washington nonstop In the schedule table on this page, Frontier Airlines flies the [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md), and United Airlines flies the [Boeing 757-300](https://2lnr.com/seatmaps/ua/757-300.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full DEN to DCA nonstop schedule This page carries the full DEN to DCA nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each DEN to DCA nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See DEN to DCA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Denver to Washington nonstop Carriers operating DEN to DCA nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [Frontier Airlines (F9) route map](https://2lnr.com/routes/airlines/f9.md)\ [The aircraft F9 flies](https://2lnr.com/seatmaps/f9.md) See DEN to DCA on the interactive map → ## Frequently asked questions about DEN to DCA **How long is the flight from Denver (DEN) to Washington (DCA)?** Scheduled flight times from Denver (DEN) to Washington (DCA) run from 3h 15m to 3h 29m across the departures in the schedule table on this page. The nonstop covers about 1,473 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from DEN to DCA?** United Airlines and Frontier Airlines fly DEN to DCA nonstop. 2LNR doesn't show award or upgrade space for any of them on DEN to DCA, so this page carries the schedule rather than a space claim. **How many flights a week are there from DEN to DCA?** About 26 nonstop flights a week run between Denver (DEN) and Washington (DCA) in the current schedule, operated by United Airlines and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from DEN to DCA depart?** Scheduled DEN to DCA nonstops in the next 7 days with service leave between 06:45 and 16:35, local time at Denver. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate DEN to DCA nonstop?** In the schedule table on this page, DEN to DCA nonstops fly as F9 686, F9 688, and F9 690 on Frontier Airlines, and UA 789 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on DEN to DCA?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying DEN to DCA. The page carries the full DEN to DCA nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [DCA to DEN nonstop flights](https://2lnr.com/routes/dca-den.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Denver (DEN)](https://2lnr.com/routes/den.md), or [every route from Washington (DCA)](https://2lnr.com/routes/dca.md). Nonstops from Denver (DEN) to other airports within 150 miles of Washington (DCA): - [Denver (DEN) to Washington (IAD)](https://2lnr.com/routes/den-iad.md), 23 miles from DCA - [Denver (DEN) to Baltimore (BWI)](https://2lnr.com/routes/den-bwi.md), 30 miles from DCA - [Denver (DEN) to Richmond (RIC)](https://2lnr.com/routes/den-ric.md), 94 miles from DCA - [Denver (DEN) to Philadelphia (PHL)](https://2lnr.com/routes/den-phl.md), 120 miles from DCA - [Denver (DEN) to Norfolk (ORF)](https://2lnr.com/routes/den-orf.md), 143 miles from DCA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full DEN to DCA nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)