--- title: "Billings (BIL) to Denver (DEN) flights: who flies it" description: "United Airlines flies Billings (BIL) to Denver (DEN) nonstop about 40 times a week, scheduled at 1h 43m to 1h 56m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/bil-den" url: "https://2lnr.com/routes/bil-den.md" date_modified: "2026-10-18T05:10:47Z" --- # Billings to Denver (BIL-DEN): nonstop flights and who flies them United Airlines flies nonstop between Billings (BIL) and Denver (DEN), roughly 40 times a week. The timetable below shows the nonstop scheduled at 1h 43m to 1h 56m for the 455 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 BIL to DEN on the interactive map [Get started free](https://2lnr.com/login) 40 Flights a week, 4-week average 1h 43m to 1h 56m Scheduled flight time 455 mi Nonstop distance Free To get started ## Billings to Denver flight schedule Scheduled nonstop departures for BIL to DEN 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 Billings (BIL) to Denver (DEN) | Date | Flight | Airline | Departs BIL | Arrives DEN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Thu, Oct 22 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Thu, Oct 22 | UA 5463 | United Airlines | 10:30 | 12:23 | 1h 53m | CR5 | | Thu, Oct 22 | UA 478 | United Airlines | 14:28 | 16:15 | 1h 47m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) | | Thu, Oct 22 | UA 4637 | United Airlines | 16:00 | 17:53 | 1h 53m | CR5 | | Thu, Oct 22 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Fri, Oct 23 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Fri, Oct 23 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Fri, Oct 23 | UA 5463 | United Airlines | 10:30 | 12:23 | 1h 53m | CR5 | | Fri, Oct 23 | UA 478 | United Airlines | 14:28 | 16:15 | 1h 47m | [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md) | | Fri, Oct 23 | UA 4637 | United Airlines | 16:00 | 17:53 | 1h 53m | CR5 | | Fri, Oct 23 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Sat, Oct 24 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Sat, Oct 24 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Sat, Oct 24 | UA 5463 | United Airlines | 10:30 | 12:26 | 1h 56m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Sat, Oct 24 | UA 478 | United Airlines | 14:28 | 16:15 | 1h 47m | Boeing 737-800 | | Sat, Oct 24 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Sun, Oct 25 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Sun, Oct 25 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Sun, Oct 25 | UA 5463 | United Airlines | 10:30 | 12:21 | 1h 51m | Embraer E170 | | Sun, Oct 25 | UA 478 | United Airlines | 14:42 | 16:25 | 1h 43m | Boeing 737-800 | | Sun, Oct 25 | UA 4637 | United Airlines | 16:00 | 17:50 | 1h 50m | CR5 | | Sun, Oct 25 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Mon, Oct 26 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Mon, Oct 26 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Mon, Oct 26 | UA 5463 | United Airlines | 10:30 | 12:21 | 1h 51m | Embraer E170 | | Mon, Oct 26 | UA 478 | United Airlines | 14:42 | 16:25 | 1h 43m | Boeing 737-800 | | Mon, Oct 26 | UA 4637 | United Airlines | 16:00 | 17:53 | 1h 53m | [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md) | | Mon, Oct 26 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Tue, Oct 27 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Tue, Oct 27 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Tue, Oct 27 | UA 5463 | United Airlines | 10:30 | 12:21 | 1h 51m | Embraer E170 | | Tue, Oct 27 | UA 478 | United Airlines | 14:28 | 16:15 | 1h 47m | Boeing 737-800 | | Tue, Oct 27 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | | Wed, Oct 28 | UA 5829 | United Airlines | 05:00 | 06:53 | 1h 53m | CR5 | | Wed, Oct 28 | UA 372 | United Airlines | 07:00 | 08:47 | 1h 47m | Boeing 737-900 | | Wed, Oct 28 | UA 5463 | United Airlines | 10:30 | 12:21 | 1h 51m | Embraer E175 | | Wed, Oct 28 | UA 478 | United Airlines | 14:28 | 16:15 | 1h 47m | Boeing 737-800 | | Wed, Oct 28 | UA 4643 | United Airlines | 17:57 | 19:53 | 1h 56m | Embraer E170 | Showing all 39 scheduled BIL to DEN 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 BIL to DEN date on the interactive map ## Aircraft on the Billings to Denver nonstop United Airlines flies the departures in the schedule table on this page with the Bombardier CRJ, the Embraer E170, the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md), the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md), the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), the [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md), and the [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full BIL to DEN nonstop schedule This page carries the full BIL to DEN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each BIL to DEN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See BIL to DEN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Billings to Denver nonstop Carriers operating BIL to DEN 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 BIL to DEN on the interactive map → ## Frequently asked questions about BIL to DEN **How long is the flight from Billings (BIL) to Denver (DEN)?** Scheduled flight times from Billings (BIL) to Denver (DEN) run from 1h 43m to 1h 56m across the departures in the schedule table on this page. The nonstop covers about 455 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from BIL to DEN?** United Airlines is currently the only airline flying BIL to DEN nonstop. 2LNR doesn't show award or upgrade space for it on BIL to DEN, so this page carries the schedule rather than a space claim. **How many flights a week are there from BIL to DEN?** About 40 nonstop flights a week run between Billings (BIL) and Denver (DEN) 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 BIL to DEN depart?** Scheduled BIL to DEN nonstops in the next 7 days with service leave between 05:00 and 17:57, local time at Billings. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate BIL to DEN nonstop?** In the schedule table on this page, BIL to DEN nonstops fly as UA 372, UA 478, UA 4637, UA 4643, UA 5463, and UA 5829 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on BIL to DEN?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on BIL to DEN. The page carries the full BIL to DEN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [DEN to BIL nonstop flights](https://2lnr.com/routes/den-bil.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Billings (BIL)](https://2lnr.com/routes/bil.md), or [every route from Denver (DEN)](https://2lnr.com/routes/den.md). Nonstops to Denver (DEN) from other airports within 150 miles of Billings (BIL): - [Cody (COD) to Denver (DEN)](https://2lnr.com/routes/cod-den.md), 92 miles from BIL - [Sheridan (SHR) to Denver (DEN)](https://2lnr.com/routes/shr-den.md), 105 miles from BIL - [Bozeman (BZN) to Denver (DEN)](https://2lnr.com/routes/bzn-den.md), 126 miles from BIL - [West Yellowstone (WYS) to Denver (DEN)](https://2lnr.com/routes/wys-den.md), 147 miles from BIL 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 BIL to DEN 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)