--- title: "Santa Ana (SNA) to Atlanta (ATL) flights: who flies it" description: "Delta Air Lines flies nonstop from SNA to ATL, about 18 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/sna-atl" url: "https://2lnr.com/routes/sna-atl.md" date_modified: "2026-10-18T05:10:47Z" --- # Santa Ana to Atlanta (SNA-ATL): nonstop upgrade & award space Delta Air Lines flies nonstop between Santa Ana (SNA) and Atlanta (ATL), roughly 18 times a week. In the timetable below it flies as DL 329, DL 721, and DL 1521, scheduled at 4h 15m to 4h 23m for the 1,915 miles. 2LNR checks confirmed upgrade and award space on Delta Air Lines flights on this route, so you can see which departures have space before you book. 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 SNA to ATL on the interactive map [Get started free](https://2lnr.com/login) 18 Flights a week, 4-week average 4h 15m to 4h 23m Scheduled flight time 1,915 mi Nonstop distance Free To get started ## Santa Ana to Atlanta flight schedule Scheduled nonstop departures for SNA to ATL 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 Atlanta (ATL) | Date | Flight | Airline | Departs SNA | Arrives ATL | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | [Boeing 757-200](https://2lnr.com/seatmaps/dl/757-200.md) | | Fri, Oct 23 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Fri, Oct 23 | DL 329 | Delta Air Lines | 14:00 | 21:19 | 4h 19m | Boeing 757-200 | | Sat, Oct 24 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | Boeing 757-200 | | Sat, Oct 24 | DL 329 | Delta Air Lines | 13:55 | 21:12 | 4h 17m | 757 | | Sun, Oct 25 | DL 721 | Delta Air Lines | 07:45 | 15:01 | 4h 16m | Boeing 757-200 | | Sun, Oct 25 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Sun, Oct 25 | DL 329 | Delta Air Lines | 14:00 | 21:19 | 4h 19m | Boeing 757-200 | | Mon, Oct 26 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | Boeing 757-200 | | Mon, Oct 26 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Mon, Oct 26 | DL 329 | Delta Air Lines | 14:00 | 21:19 | 4h 19m | Boeing 757-200 | | Tue, Oct 27 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | Boeing 757-200 | | Tue, Oct 27 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Wed, Oct 28 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | Boeing 757-200 | | Wed, Oct 28 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Thu, Oct 29 | DL 721 | Delta Air Lines | 06:45 | 14:08 | 4h 23m | Boeing 757-200 | | Thu, Oct 29 | DL 1521 | Delta Air Lines | 11:32 | 18:47 | 4h 15m | Boeing 757-200 | | Thu, Oct 29 | DL 329 | Delta Air Lines | 14:00 | 21:19 | 4h 19m | Boeing 757-200 | Showing all 18 scheduled SNA to ATL 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 SNA to ATL date on the interactive map ## Aircraft on the Santa Ana to Atlanta nonstop Delta Air Lines flies the departures in the schedule table on this page with the [Boeing 757-200](https://2lnr.com/seatmaps/dl/757-200.md) and the Boeing 757. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on SNA to ATL departures 2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Santa Ana to Atlanta to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Delta Air Lines award space was open on all 14 Santa Ana to Atlanta departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the SNA to ATL departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See SNA to ATL on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Santa Ana to Atlanta nonstop Carriers operating SNA to ATL nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Delta Air Lines (DL) route map](https://2lnr.com/routes/airlines/dl.md)\ [The aircraft DL flies](https://2lnr.com/seatmaps/dl.md) See SNA to ATL on the interactive map → ## Frequently asked questions about SNA to ATL **How long is the flight from Santa Ana (SNA) to Atlanta (ATL)?** Scheduled flight times from Santa Ana (SNA) to Atlanta (ATL) run from 4h 15m to 4h 23m across the departures in the schedule table on this page. The nonstop covers about 1,915 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SNA to ATL?** Delta Air Lines is currently the only airline flying SNA to ATL nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines. **How many flights a week are there from SNA to ATL?** About 18 nonstop flights a week run between Santa Ana (SNA) and Atlanta (ATL) in the current schedule, operated by Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from SNA to ATL depart?** Scheduled SNA to ATL nonstops in the next 7 days with service leave between 06:45 and 14:00, 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 ATL nonstop?** In the schedule table on this page, SNA to ATL nonstops fly as DL 329, DL 721, and DL 1521 on Delta Air Lines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on SNA to ATL?** Open the SNA to ATL route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [ATL to SNA upgrade and award space](https://2lnr.com/routes/atl-sna.md). Award seats rather than schedules? See [Delta Air Lines award availability](https://2lnr.com/awards/dl.md). Looking beyond this route? See [every route from Santa Ana (SNA)](https://2lnr.com/routes/sna.md), or [every route from Atlanta (ATL)](https://2lnr.com/routes/atl.md). Nonstops to Atlanta (ATL) from other airports within 150 miles of Santa Ana (SNA): - [Ontario (ONT) to Atlanta (ATL)](https://2lnr.com/routes/ont-atl.md), 30 miles from SNA - [Los Angeles (LAX) to Atlanta (ATL)](https://2lnr.com/routes/lax-atl.md), 37 miles from SNA - [Burbank (BUR) to Atlanta (ATL)](https://2lnr.com/routes/bur-atl.md), 46 miles from SNA - [San Diego (SAN) to Atlanta (ATL)](https://2lnr.com/routes/san-atl.md), 76 miles from SNA - [Palm Springs (PSP) to Atlanta (ATL)](https://2lnr.com/routes/psp-atl.md), 79 miles from SNA Distances are great-circle between the airports, not driving distance. - [How Delta upgrades clear](https://2lnr.com/about/dl/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss SNA to ATL upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)