--- title: "Sacramento (SMF) to Boise (BOI) flights: who flies it" description: "Alaska Airlines flies nonstop from SMF to BOI, about 7 flights a week, scheduled at 1h 26m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/smf-boi" url: "https://2lnr.com/routes/smf-boi.md" date_modified: "2026-10-18T05:10:47Z" --- # Sacramento to Boise (SMF-BOI): nonstop upgrade & award space Alaska Airlines flies the SMF to BOI nonstop about 7 times a week. In the timetable below it flies as AS 2157, scheduled at 1h 26m for the 438 miles. 2LNR checks confirmed upgrade and award space on Alaska Airlines 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 SMF to BOI on the interactive map [Get started free](https://2lnr.com/login) 7 Flights a week, 4-week average 1h 26m Scheduled flight time 438 mi Nonstop distance Free To get started ## Sacramento to Boise flight schedule Scheduled nonstop departures for SMF to BOI 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 Sacramento (SMF) to Boise (BOI) | Date | Flight | Airline | Departs SMF | Arrives BOI | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | [Embraer E175](https://2lnr.com/seatmaps/as/e175.md) | | Sat, Oct 24 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | | Sun, Oct 25 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | | Mon, Oct 26 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | | Tue, Oct 27 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | | Wed, Oct 28 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | | Thu, Oct 29 | AS 2157 | Alaska Airlines, Inc. | 13:18 | 15:44 | 1h 26m | Embraer E175 | Showing all 7 scheduled SMF to BOI 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 SMF to BOI date on the interactive map ## Aircraft on the Sacramento to Boise nonstop Alaska Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/as/e175.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. ## Confirmed upgrade & award space on SMF to BOI departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Sacramento to Boise to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Alaska Airlines award space was open on 11 of the 14 Sacramento to Boise 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 SMF to BOI 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 SMF to BOI on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Sacramento to Boise nonstop Carriers operating SMF to BOI nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See SMF to BOI on the interactive map → ## Frequently asked questions about SMF to BOI **How long is the flight from Sacramento (SMF) to Boise (BOI)?** AS 2157 is scheduled at 1h 26m from Sacramento (SMF) to Boise (BOI) on every departure in the schedule table on this page. The nonstop covers about 438 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SMF to BOI?** Alaska Airlines is currently the only airline flying SMF to BOI nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from SMF to BOI?** About 7 nonstop flights a week run between Sacramento (SMF) and Boise (BOI) in the current schedule, operated by Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from SMF to BOI depart?** In the next 7 days with service, every scheduled SMF to BOI nonstop leaves at 13:18 local time at Sacramento. The schedule table on this page lists each departure by date. **Which flights operate SMF to BOI nonstop?** Alaska Airlines flies AS 2157 nonstop from Sacramento (SMF) to Boise (BOI), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on SMF to BOI?** Open the SMF to BOI route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, 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 [BOI to SMF upgrade and award space](https://2lnr.com/routes/boi-smf.md). Award seats rather than schedules? See [Alaska Airlines award availability](https://2lnr.com/awards/as.md). Looking beyond this route? See [every route from Sacramento (SMF)](https://2lnr.com/routes/smf.md), or [every route from Boise (BOI)](https://2lnr.com/routes/boi.md). Nonstops to Boise (BOI) from other airports within 150 miles of Sacramento (SMF): - [Santa Rosa (STS) to Boise (BOI)](https://2lnr.com/routes/sts-boi.md), 66 miles from SMF - [San Francisco (SFO) to Boise (BOI)](https://2lnr.com/routes/sfo-boi.md), 85 miles from SMF - [San Jose (SJC) to Boise (BOI)](https://2lnr.com/routes/sjc-boi.md), 93 miles from SMF Distances are great-circle between the airports, not driving distance. - [How Alaska upgrades clear](https://2lnr.com/about/as/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss SMF to BOI 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)