--- title: "Denver (DEN) to Washington (IAD) flights: who flies it" description: "United Airlines flies Denver (DEN) to Washington (IAD) nonstop about 53 times a week, scheduled at 3h 19m to 3h 30m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/den-iad" url: "https://2lnr.com/routes/den-iad.md" date_modified: "2026-10-18T05:10:47Z" --- # Denver to Washington (DEN-IAD): nonstop flights and who flies them United Airlines flies nonstop between Denver (DEN) and Washington (IAD), roughly 53 times a week. The timetable below shows the nonstop scheduled at 3h 19m to 3h 30m for the 1,450 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 IAD on the interactive map [Get started free](https://2lnr.com/login) 53 Flights a week, 4-week average 3h 19m to 3h 30m Scheduled flight time 1,450 mi Nonstop distance Free To get started ## Denver to Washington flight schedule Scheduled nonstop departures for DEN to IAD 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 (IAD) | Date | Flight | Airline | Departs DEN | Arrives IAD | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 1279 | United Airlines | 06:00 | 11:25 | 3h 25m | [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md) | | Thu, Oct 22 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Thu, Oct 22 | UA 2087 | United Airlines | 10:20 | 15:46 | 3h 26m | [Boeing 757-300](https://2lnr.com/seatmaps/ua/757-300.md) | | Thu, Oct 22 | UA 2853 | United Airlines | 12:09 | 17:35 | 3h 26m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Thu, Oct 22 | UA 347 | United Airlines | 13:58 | 19:26 | 3h 28m | Airbus A321neo family | | Thu, Oct 22 | UA 421 | United Airlines | 15:45 | 21:11 | 3h 26m | Airbus A321neo family | | Thu, Oct 22 | UA 2408 | United Airlines | 17:56 | 23:25 | 3h 29m | Airbus A321neo family | | Thu, Oct 22 | UA 1924 | United Airlines | 23:52 | 05:17 | 3h 25m | Boeing 737-900 | | Fri, Oct 23 | UA 1279 | United Airlines | 06:00 | 11:24 | 3h 24m | Boeing 737-900 | | Fri, Oct 23 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Fri, Oct 23 | UA 2087 | United Airlines | 10:20 | 15:46 | 3h 26m | Boeing 757-300 | | Fri, Oct 23 | UA 2853 | United Airlines | 12:09 | 17:35 | 3h 26m | Boeing 737-900 | | Fri, Oct 23 | UA 347 | United Airlines | 13:58 | 19:26 | 3h 28m | Airbus A321neo family | | Fri, Oct 23 | UA 421 | United Airlines | 15:45 | 21:11 | 3h 26m | Airbus A321neo family | | Fri, Oct 23 | UA 2408 | United Airlines | 17:56 | 23:25 | 3h 29m | Airbus A321neo family | | Fri, Oct 23 | UA 1924 | United Airlines | 23:52 | 05:17 | 3h 25m | Boeing 737-900 | | Sat, Oct 24 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Sat, Oct 24 | UA 2087 | United Airlines | 10:20 | 15:46 | 3h 26m | Boeing 757-300 | | Sat, Oct 24 | UA 2853 | United Airlines | 12:09 | 17:35 | 3h 26m | Boeing 737-900 | | Sat, Oct 24 | UA 347 | United Airlines | 13:58 | 19:26 | 3h 28m | Airbus A321neo family | | Sat, Oct 24 | UA 421 | United Airlines | 15:45 | 21:11 | 3h 26m | Airbus A321neo family | | Sat, Oct 24 | UA 2408 | United Airlines | 17:56 | 23:25 | 3h 29m | Airbus A321neo family | | Sat, Oct 24 | UA 1924 | United Airlines | 23:52 | 05:17 | 3h 25m | Boeing 737-900 | | Sun, Oct 25 | UA 1279 | United Airlines | 06:00 | 11:19 | 3h 19m | Airbus A321neo family | | Sun, Oct 25 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Sun, Oct 25 | UA 2087 | United Airlines | 10:20 | 15:46 | 3h 26m | Boeing 757-300 | | Sun, Oct 25 | UA 2853 | United Airlines | 12:09 | 17:35 | 3h 26m | Boeing 737-900 | | Sun, Oct 25 | UA 347 | United Airlines | 14:10 | 19:30 | 3h 20m | Airbus A321neo family | | Sun, Oct 25 | UA 421 | United Airlines | 15:40 | 21:08 | 3h 28m | Airbus A321neo family | | Sun, Oct 25 | UA 2408 | United Airlines | 17:56 | 23:25 | 3h 29m | Airbus A321neo family | | Mon, Oct 26 | UA 1279 | United Airlines | 06:00 | 11:19 | 3h 19m | Airbus A321neo family | | Mon, Oct 26 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Mon, Oct 26 | UA 2087 | United Airlines | 10:20 | 15:46 | 3h 26m | Boeing 757-300 | | Mon, Oct 26 | UA 2853 | United Airlines | 12:09 | 17:35 | 3h 26m | Boeing 737-900 | | Mon, Oct 26 | UA 347 | United Airlines | 14:10 | 19:30 | 3h 20m | Airbus A321neo family | | Mon, Oct 26 | UA 421 | United Airlines | 15:45 | 21:11 | 3h 26m | Airbus A321neo family | | Mon, Oct 26 | UA 2408 | United Airlines | 17:56 | 23:25 | 3h 29m | Airbus A321neo family | | Mon, Oct 26 | UA 1887 | United Airlines | 23:59 | 05:19 | 3h 20m | Airbus A321neo family | | Tue, Oct 27 | UA 1101 | United Airlines | 08:00 | 13:30 | 3h 30m | Airbus A321neo family | | Tue, Oct 27 | UA 2087 | United Airlines | 10:20 | 15:44 | 3h 24m | Airbus A321neo family | Showing the first 40 of 52 scheduled DEN to IAD departures across 7 days with service, starting October 22, 2026. Every remaining date is 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 IAD date on the interactive map ## Aircraft on the Denver to Washington nonstop United Airlines flies the departures in the schedule table on this page with the [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md), the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md), and 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 IAD nonstop schedule This page carries the full DEN to IAD 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 IAD nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See DEN to IAD on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Denver to Washington nonstop Carriers operating DEN to IAD 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) See DEN to IAD on the interactive map → ## Frequently asked questions about DEN to IAD **How long is the flight from Denver (DEN) to Washington (IAD)?** Scheduled flight times from Denver (DEN) to Washington (IAD) run from 3h 19m to 3h 30m across the departures in the schedule table on this page. The nonstop covers about 1,450 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from DEN to IAD?** United Airlines is currently the only airline flying DEN to IAD nonstop. 2LNR doesn't show award or upgrade space for it on DEN to IAD, so this page carries the schedule rather than a space claim. **How many flights a week are there from DEN to IAD?** About 53 nonstop flights a week run between Denver (DEN) and Washington (IAD) in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from DEN to IAD depart?** Scheduled DEN to IAD nonstops in the next 7 days with service leave between 06:00 and 23:59, 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 IAD nonstop?** The schedule table on this page lists 9 flight numbers for DEN to IAD nonstops, including UA 347, UA 421, UA 1101, UA 1279, UA 1924, UA 2087, UA 2408, and UA 2853 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 IAD?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on DEN to IAD. The page carries the full DEN to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [IAD to DEN nonstop flights](https://2lnr.com/routes/iad-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 (IAD)](https://2lnr.com/routes/iad.md). Nonstops to Washington (IAD) from other airports within 150 miles of Denver (DEN): - [Eagle (EGE) to Washington (IAD)](https://2lnr.com/routes/ege-iad.md), 119 miles from DEN - [Hayden (HDN) to Washington (IAD)](https://2lnr.com/routes/hdn-iad.md), 141 miles from DEN Nonstops from Denver (DEN) to other airports within 150 miles of Washington (IAD): - [Denver (DEN) to Washington (DCA)](https://2lnr.com/routes/den-dca.md), 23 miles from IAD - [Denver (DEN) to Baltimore (BWI)](https://2lnr.com/routes/den-bwi.md), 45 miles from IAD - [Denver (DEN) to Richmond (RIC)](https://2lnr.com/routes/den-ric.md), 100 miles from IAD - [Denver (DEN) to Philadelphia (PHL)](https://2lnr.com/routes/den-phl.md), 134 miles from IAD 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 IAD 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. 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