--- title: "South Burlington to Denver flights: who flies BTV-DEN" description: "United Airlines flies South Burlington (BTV) to Denver (DEN) nonstop about 7 times a week, scheduled at 4h 14m to 4h 40m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/btv-den" url: "https://2lnr.com/routes/btv-den.md" date_modified: "2026-10-18T05:10:47Z" --- # South Burlington to Denver (BTV-DEN): nonstop flights and who flies them United Airlines flies the BTV to DEN nonstop about 7 times a week. In the timetable below it flies as UA 391 and UA 2323, scheduled at 4h 14m to 4h 40m for the 1,635 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See BTV to DEN on the interactive map [Get started free](https://2lnr.com/login) 7 Flights a week, 4-week average 4h 14m to 4h 40m Scheduled flight time 1,635 mi Nonstop distance Free To get started ## South Burlington to Denver flight schedule Scheduled nonstop departures for BTV to DEN starting October 23, 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 South Burlington (BTV) to Denver (DEN) | Date | Flight | Airline | Departs BTV | Arrives DEN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 391 | United Airlines | 16:05 | 18:19 | 4h 14m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) | | Sat, Oct 24 | UA 391 | United Airlines | 16:05 | 18:19 | 4h 14m | Boeing 737-800 | | Sun, Oct 25 | UA 2323 | United Airlines | 15:21 | 17:44 | 4h 23m | Boeing 737-800 | | Mon, Oct 26 | UA 2323 | United Airlines | 15:21 | 17:44 | 4h 23m | Boeing 737-800 | | Tue, Oct 27 | UA 2323 | United Airlines | 15:25 | 18:05 | 4h 40m | Boeing 737-800 | | Wed, Oct 28 | UA 2323 | United Airlines | 15:25 | 18:05 | 4h 40m | Boeing 737-800 | | Thu, Oct 29 | UA 2323 | United Airlines | 15:25 | 18:05 | 4h 40m | Boeing 737-800 | Showing all 7 scheduled BTV to DEN departures across 7 days with service, starting October 23, 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 BTV to DEN date on the interactive map ## Aircraft on the South Burlington to Denver nonstop United Airlines flies the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full BTV to DEN nonstop schedule This page carries the full BTV 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 BTV to DEN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See BTV to DEN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying South Burlington to Denver nonstop Carriers operating BTV 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 BTV to DEN on the interactive map → ## Frequently asked questions about BTV to DEN **How long is the flight from South Burlington (BTV) to Denver (DEN)?** Scheduled flight times from South Burlington (BTV) to Denver (DEN) run from 4h 14m to 4h 40m across the departures in the schedule table on this page. The nonstop covers about 1,635 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from BTV to DEN?** United Airlines is currently the only airline flying BTV to DEN nonstop. 2LNR doesn't show award or upgrade space for it on BTV to DEN, so this page carries the schedule rather than a space claim. **How many flights a week are there from BTV to DEN?** About 7 nonstop flights a week run between South Burlington (BTV) 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 BTV to DEN depart?** Scheduled BTV to DEN nonstops in the next 7 days with service leave between 15:21 and 16:05, local time at South Burlington. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate BTV to DEN nonstop?** In the schedule table on this page, BTV to DEN nonstops fly as UA 391 and UA 2323 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on BTV to DEN?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on BTV to DEN. The page carries the full BTV to DEN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [DEN to BTV nonstop flights](https://2lnr.com/routes/den-btv.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from South Burlington (BTV)](https://2lnr.com/routes/btv.md), or [every route from Denver (DEN)](https://2lnr.com/routes/den.md). Nonstops to Denver (DEN) from other airports within 150 miles of South Burlington (BTV): - [Montreal (YUL) to Denver (DEN)](https://2lnr.com/routes/yul-den.md), 75 miles from BTV - [Albany (ALB) to Denver (DEN)](https://2lnr.com/routes/alb-den.md), 124 miles from BTV 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 BTV 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)