--- title: "Santa Ana (SNA) to Denver (DEN) flights: who flies it" description: "United Airlines and Frontier Airlines fly nonstop from SNA to DEN, about 49 flights a week, covering 844 miles. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/sna-den" url: "https://2lnr.com/routes/sna-den.md" date_modified: "2026-10-18T05:10:47Z" --- # Santa Ana to Denver (SNA-DEN): nonstop flights and who flies them United Airlines and Frontier Airlines fly nonstop between Santa Ana (SNA) and Denver (DEN), roughly 49 times a week. The timetable below shows the nonstop scheduled at 2h 20m to 2h 35m for the 844 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 SNA to DEN on the interactive map [Get started free](https://2lnr.com/login) 49 Flights a week, 4-week average 2h 20m to 2h 35m Scheduled flight time 844 mi Nonstop distance Free To get started ## Santa Ana to Denver flight schedule Scheduled nonstop departures for SNA 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 Santa Ana (SNA) to Denver (DEN) | Date | Flight | Airline | Departs SNA | Arrives DEN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 323 | United Airlines | 07:00 | 10:35 | 2h 35m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md) | | Fri, Oct 23 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md) | | Fri, Oct 23 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Fri, Oct 23 | F9 4372 | Frontier Airlines | 11:38 | 15:00 | 2h 22m | [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) | | Fri, Oct 23 | UA 680 | United Airlines | 13:05 | 16:28 | 2h 23m | Boeing 737 MAX 8 | | Fri, Oct 23 | UA 1048 | United Airlines | 16:15 | 19:38 | 2h 23m | Boeing 737 MAX 8 | | Fri, Oct 23 | UA 2656 | United Airlines | 18:36 | 21:59 | 2h 23m | Boeing 737 MAX 8 | | Sat, Oct 24 | UA 323 | United Airlines | 07:00 | 10:35 | 2h 35m | Boeing 737 MAX 8 | | Sat, Oct 24 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | Airbus A321neo family | | Sat, Oct 24 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Sat, Oct 24 | UA 680 | United Airlines | 13:05 | 16:28 | 2h 23m | Boeing 737 MAX 8 | | Sat, Oct 24 | UA 1048 | United Airlines | 16:15 | 19:38 | 2h 23m | Boeing 737 MAX 8 | | Sat, Oct 24 | UA 2656 | United Airlines | 18:36 | 21:59 | 2h 23m | Boeing 737 MAX 8 | | Sun, Oct 25 | UA 2789 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Sun, Oct 25 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | Airbus A321neo family | | Sun, Oct 25 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Sun, Oct 25 | F9 4372 | Frontier Airlines | 11:38 | 15:00 | 2h 22m | Airbus A320neo | | Sun, Oct 25 | UA 2166 | United Airlines | 13:06 | 16:26 | 2h 20m | Boeing 737 MAX 8 | | Sun, Oct 25 | UA 1048 | United Airlines | 16:15 | 19:38 | 2h 23m | Boeing 737 MAX 8 | | Sun, Oct 25 | UA 2656 | United Airlines | 18:30 | 21:51 | 2h 21m | [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md) | | Mon, Oct 26 | UA 1378 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Mon, Oct 26 | UA 2789 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Mon, Oct 26 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | Airbus A321neo family | | Mon, Oct 26 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Mon, Oct 26 | F9 4372 | Frontier Airlines | 11:38 | 15:00 | 2h 22m | Airbus A320neo | | Mon, Oct 26 | UA 2166 | United Airlines | 13:09 | 16:30 | 2h 21m | Boeing 737 MAX 8 | | Mon, Oct 26 | UA 1048 | United Airlines | 16:15 | 19:38 | 2h 23m | Boeing 737 MAX 8 | | Mon, Oct 26 | UA 2656 | United Airlines | 18:30 | 21:51 | 2h 21m | Airbus A320 | | Tue, Oct 27 | UA 1378 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Tue, Oct 27 | UA 2789 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Tue, Oct 27 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | Airbus A321neo family | | Tue, Oct 27 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Tue, Oct 27 | UA 2166 | United Airlines | 13:09 | 16:30 | 2h 21m | Boeing 737 MAX 8 | | Tue, Oct 27 | UA 1048 | United Airlines | 16:15 | 19:38 | 2h 23m | Boeing 737 MAX 8 | | Tue, Oct 27 | UA 2656 | United Airlines | 18:30 | 21:51 | 2h 21m | Airbus A320 | | Wed, Oct 28 | UA 1378 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Wed, Oct 28 | UA 2789 | United Airlines | 06:50 | 10:20 | 2h 30m | Boeing 737 MAX 8 | | Wed, Oct 28 | UA 489 | United Airlines | 09:00 | 12:23 | 2h 23m | Airbus A321neo family | | Wed, Oct 28 | UA 2843 | United Airlines | 11:29 | 14:52 | 2h 23m | Boeing 737 MAX 8 | | Wed, Oct 28 | UA 2166 | United Airlines | 13:09 | 16:30 | 2h 21m | Boeing 737 MAX 8 | Showing the first 40 of 50 scheduled SNA to DEN departures across 7 days with service, starting October 23, 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 SNA to DEN date on the interactive map ## Aircraft on the Santa Ana to Denver nonstop In the schedule table on this page, United Airlines flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md), the [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md), and the [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md), and Frontier Airlines flies the [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full SNA to DEN nonstop schedule This page carries the full SNA 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 SNA to DEN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See SNA to DEN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Santa Ana to Denver nonstop Carriers operating SNA 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) - [Frontier Airlines (F9) route map](https://2lnr.com/routes/airlines/f9.md)\ [The aircraft F9 flies](https://2lnr.com/seatmaps/f9.md) See SNA to DEN on the interactive map → ## Frequently asked questions about SNA to DEN **How long is the flight from Santa Ana (SNA) to Denver (DEN)?** Scheduled flight times from Santa Ana (SNA) to Denver (DEN) run from 2h 20m to 2h 35m across the departures in the schedule table on this page. The nonstop covers about 844 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SNA to DEN?** United Airlines and Frontier Airlines fly SNA to DEN nonstop. 2LNR doesn't show award or upgrade space for any of them on SNA to DEN, so this page carries the schedule rather than a space claim. **How many flights a week are there from SNA to DEN?** About 49 nonstop flights a week run between Santa Ana (SNA) and Denver (DEN) 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 SNA to DEN depart?** Scheduled SNA to DEN nonstops in the next 7 days with service leave between 06:50 and 18:36, local time at Santa Ana. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate SNA to DEN nonstop?** The schedule table on this page lists 10 flight numbers for SNA to DEN nonstops, including UA 489, UA 1048, UA 1378, UA 2166, UA 2656, UA 2789, and UA 2843 on United Airlines, and F9 4372 on Frontier Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on SNA to DEN?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying SNA to DEN. The page carries the full SNA to DEN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [DEN to SNA nonstop flights](https://2lnr.com/routes/den-sna.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Santa Ana (SNA)](https://2lnr.com/routes/sna.md), or [every route from Denver (DEN)](https://2lnr.com/routes/den.md). Nonstops to Denver (DEN) from other airports within 150 miles of Santa Ana (SNA): - [Ontario (ONT) to Denver (DEN)](https://2lnr.com/routes/ont-den.md), 30 miles from SNA - [Los Angeles (LAX) to Denver (DEN)](https://2lnr.com/routes/lax-den.md), 37 miles from SNA - [Burbank (BUR) to Denver (DEN)](https://2lnr.com/routes/bur-den.md), 46 miles from SNA - [Carlsbad (CLD) to Denver (DEN)](https://2lnr.com/routes/cld-den.md), 51 miles from SNA - [San Diego (SAN) to Denver (DEN)](https://2lnr.com/routes/san-den.md), 76 miles from SNA Nonstops from Santa Ana (SNA) to other airports within 150 miles of Denver (DEN): - [Santa Ana (SNA) to Colorado Springs (COS)](https://2lnr.com/routes/sna-cos.md), 73 miles from DEN 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 SNA 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)