Sacramento (SMF) to Boise (BOI) flights
2 airlines fly nonstop from Sacramento (SMF) to Boise (BOI): Alaska Airlines and Southwest Airlines. The two airports are 437 miles (704 km) apart. Alaska Airlines is in oneworld. There are also 12 ways to fly it with one stop, through San Francisco, Salt Lake City and Portland and more.
Airlines flying nonstop from SMF to BOI
- Alaska Airlinesoneworld · bookable with 9 programsWho books it
- Southwest AirlinesNot in an allianceWho books it
Book SMF to BOI with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Alaska Atmos RewardsBooks Alaska Airlines
- American AAdvantageBooks Alaska Airlines
- British Airways ClubBooks Alaska Airlines
- Cathay Pacific Asia MilesBooks Alaska Airlines
- Finnair PlusBooks Alaska Airlines
- Iberia ClubBooks Alaska Airlines
- JAL Mileage BankBooks Alaska Airlines
- Qantas Frequent FlyerBooks Alaska Airlines
- Qatar Airways Privilege ClubBooks Alaska Airlines
SMF to BOI with one stop
12 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via San Francisco (SFO)United Airlines the whole way
- Via Salt Lake City (SLC)Delta Air Lines the whole way
- Via Portland (PDX)Alaska Airlines the whole way
- Via Las Vegas (LAS)Southwest Airlines and Frontier Airlines the whole way
- Via Spokane (GEG)Southwest Airlines, then Alaska Airlines
- Via Seattle (SEA)Alaska Airlines and Delta Air Lines the whole way
- Via Burbank (BUR)Southwest Airlines the whole way
- Via Los Angeles (LAX)Delta Air Lines and Southwest Airlines the whole way
+2 - Via Ontario (ONT)Southwest Airlines and Frontier Airlines, then Alaska Airlines
- Via Santa Ana (SNA)Southwest Airlines, then Allegiant Air and Alaska Airlines
- Via Palm Springs (PSP)Southwest Airlines, then Alaska Airlines
- Via San Diego (SAN)Alaska Airlines and Southwest Airlines the whole way
SMF to BOI: common questions
Which airlines fly nonstop from SMF to BOI?
Alaska Airlines (oneworld) and Southwest Airlines fly nonstop from Sacramento (SMF) to Boise (BOI).
How far is Sacramento from Boise by plane?
Sacramento (SMF) and Boise (BOI) are 437 miles (704 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book SMF to BOI award flights?
9 programs can book at least one of the nonstop airlines: Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, Finnair Plus, Iberia Club, JAL Mileage Bank, Qantas Frequent Flyer and 1 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does SMF to BOI cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for SMF to BOI with taxes and fees.
Where can I connect between Sacramento and Boise?
The most direct connections are through San Francisco (SFO), Salt Lake City (SLC), Portland (PDX), Las Vegas (LAS) and Spokane (GEG). On 8 of them the same airline flies both flights, for example United Airlines through San Francisco.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.