--- title: "Denver to Grand Rapids flights: who flies DEN-GRR" description: "United Airlines and Frontier Airlines fly nonstop from DEN to GRR, about 16 flights a week, covering 1,012 miles. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/den-grr" url: "https://2lnr.com/routes/den-grr.md" date_modified: "2026-10-18T05:10:47Z" --- # Denver to Grand Rapids (DEN-GRR): nonstop flights and who flies them United Airlines and Frontier Airlines fly nonstop between Denver (DEN) and Grand Rapids (GRR), roughly 16 times a week. The timetable below shows the nonstop scheduled at 2h 35m to 2h 39m for the 1,012 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See DEN to GRR on the interactive map [Get started free](https://2lnr.com/login) 16 Flights a week, 4-week average 2h 35m to 2h 39m Scheduled flight time 1,012 mi Nonstop distance Free To get started ## Denver to Grand Rapids flight schedule Scheduled nonstop departures for DEN to GRR 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 Grand Rapids (GRR) | Date | Flight | Airline | Departs DEN | Arrives GRR | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 2637 | United Airlines | 10:08 | 14:47 | 2h 39m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Thu, Oct 22 | F9 1248 | Frontier Airlines | 10:38 | 15:16 | 2h 38m | [Airbus A321neo family](https://2lnr.com/seatmaps/f9/a321neo.md) | | Thu, Oct 22 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Fri, Oct 23 | UA 2637 | United Airlines | 10:08 | 14:47 | 2h 39m | Boeing 737 MAX 9 | | Fri, Oct 23 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 2637 | United Airlines | 10:08 | 14:47 | 2h 39m | Boeing 737 MAX 9 | | Sat, Oct 24 | F9 1248 | Frontier Airlines | 10:38 | 15:16 | 2h 38m | Airbus A321neo family | | Sat, Oct 24 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 2637 | United Airlines | 10:08 | 14:47 | 2h 39m | Boeing 737 MAX 9 | | Sun, Oct 25 | F9 1248 | Frontier Airlines | 10:38 | 15:16 | 2h 38m | [Airbus A321](https://2lnr.com/seatmaps/f9/a321.md) | | Sun, Oct 25 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Mon, Oct 26 | UA 2637 | United Airlines | 10:01 | 14:36 | 2h 35m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Mon, Oct 26 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Tue, Oct 27 | UA 2637 | United Airlines | 10:01 | 14:36 | 2h 35m | Boeing 737-900 | | Tue, Oct 27 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | | Wed, Oct 28 | UA 2637 | United Airlines | 10:01 | 14:36 | 2h 35m | Boeing 737-900 | | Wed, Oct 28 | UA 2121 | United Airlines | 17:47 | 22:23 | 2h 36m | Boeing 737 MAX 9 | Showing all 17 scheduled DEN to GRR 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 GRR date on the interactive map ## Aircraft on the Denver to Grand Rapids nonstop In the schedule table on this page, United Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) and the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md), and Frontier Airlines flies the [Airbus A321neo family](https://2lnr.com/seatmaps/f9/a321neo.md) and the [Airbus A321](https://2lnr.com/seatmaps/f9/a321.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full DEN to GRR nonstop schedule This page carries the full DEN to GRR 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 GRR nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See DEN to GRR on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Denver to Grand Rapids nonstop Carriers operating DEN to GRR 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 GRR on the interactive map → ## Frequently asked questions about DEN to GRR **How long is the flight from Denver (DEN) to Grand Rapids (GRR)?** Scheduled flight times from Denver (DEN) to Grand Rapids (GRR) run from 2h 35m to 2h 39m across the departures in the schedule table on this page. The nonstop covers about 1,012 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from DEN to GRR?** United Airlines and Frontier Airlines fly DEN to GRR nonstop. 2LNR doesn't show award or upgrade space for any of them on DEN to GRR, so this page carries the schedule rather than a space claim. **How many flights a week are there from DEN to GRR?** About 16 nonstop flights a week run between Denver (DEN) and Grand Rapids (GRR) 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 GRR depart?** Scheduled DEN to GRR nonstops in the next 7 days with service leave between 10:01 and 17:47, 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 GRR nonstop?** In the schedule table on this page, DEN to GRR nonstops fly as UA 2121 and UA 2637 on United Airlines, and F9 1248 on Frontier Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on DEN to GRR?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying DEN to GRR. The page carries the full DEN to GRR nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [GRR to DEN nonstop flights](https://2lnr.com/routes/grr-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 Grand Rapids (GRR)](https://2lnr.com/routes/grr.md). Nonstops from Denver (DEN) to other airports within 150 miles of Grand Rapids (GRR): - [Denver (DEN) to Detroit (DTW)](https://2lnr.com/routes/den-dtw.md), 120 miles from GRR - [Denver (DEN) to Milwaukee (MKE)](https://2lnr.com/routes/den-mke.md), 120 miles from GRR - [Denver (DEN) to Traverse City (TVC)](https://2lnr.com/routes/den-tvc.md), 129 miles from GRR - [Denver (DEN) to Chicago (ORD)](https://2lnr.com/routes/den-ord.md), 136 miles from GRR 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 GRR 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)