San Francisco (SFO) to Boise (BOI) flights
2 airlines fly nonstop from San Francisco (SFO) to Boise (BOI): Alaska Airlines and United Airlines. The two airports are 523 miles (842 km) apart. Alaska Airlines is in oneworld and United Airlines is in Star Alliance. There are also 14 ways to fly it with one stop, through Sacramento, Salt Lake City and Portland and more.
Airlines flying nonstop from SFO to BOI
- Alaska Airlinesoneworld · bookable with 9 programsWho books it
- United AirlinesStar Alliance · bookable with 13 programsWho books it
Book SFO to BOI with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks United Airlines
- Air New Zealand AirpointsBooks United Airlines
- Alaska Atmos RewardsBooks Alaska Airlines
- American AAdvantageBooks Alaska Airlines
- ANA Mileage ClubBooks United Airlines
- Avianca LifeMilesBooks United Airlines
- British Airways ClubBooks Alaska Airlines
- Cathay Pacific Asia MilesBooks Alaska Airlines
- Emirates SkywardsBooks United Airlines
- EVA Air Infinity MileageLandsBooks United Airlines
- Finnair PlusBooks Alaska Airlines
- Iberia ClubBooks Alaska Airlines
- JAL Mileage BankBooks Alaska Airlines
- JetBlue TrueBlueBooks United Airlines
- Lufthansa Miles & MoreBooks United Airlines
- Qantas Frequent FlyerBooks Alaska Airlines
- Qatar Airways Privilege ClubBooks Alaska Airlines
- Singapore Airlines KrisFlyerBooks United Airlines
- TAP Miles&GoBooks United Airlines
- Thai Royal Orchid PlusBooks United Airlines
- Turkish Airlines Miles&SmilesBooks United Airlines
- United MileagePlusBooks United Airlines
SFO to BOI with one stop
14 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Sacramento (SMF)United Airlines, then Alaska Airlines and Southwest Airlines
- Via Salt Lake City (SLC)Delta Air Lines the whole way
- Via Portland (PDX)Alaska Airlines the whole way
- Via Las Vegas (LAS)Alaska Airlines, Frontier Airlines and 1 more the whole way+1
- Via Burbank (BUR)Southwest Airlines the whole way
- Via Los Angeles (LAX)Alaska Airlines, Delta Air Lines and 1 more the whole way
+3 - Via Spokane (GEG)Alaska Airlines the whole way
- Via Ontario (ONT)United Airlines and Frontier Airlines, then Alaska Airlines
- Via Santa Ana (SNA)Alaska Airlines the whole way
- Via Seattle (SEA)Alaska Airlines and Delta Air Lines the whole way
- Via Palm Springs (PSP)Alaska Airlines the whole way
- Via Bozeman (BZN)Alaska Airlines the whole way
- Via San Diego (SAN)Alaska Airlines and Southwest Airlines the whole way+1
- Via Phoenix (PHX)American Airlines and Southwest Airlines the whole way+1
SFO to BOI: common questions
Which airlines fly nonstop from SFO to BOI?
Alaska Airlines (oneworld) and United Airlines (Star Alliance) fly nonstop from San Francisco (SFO) to Boise (BOI).
How far is San Francisco from Boise by plane?
San Francisco (SFO) and Boise (BOI) are 523 miles (842 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book SFO to BOI award flights?
22 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, Alaska Atmos Rewards, American AAdvantage, ANA Mileage Club, Avianca LifeMiles, British Airways Club, Cathay Pacific Asia Miles and 14 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does SFO 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 SFO to BOI with taxes and fees.
Where can I connect between San Francisco and Boise?
The most direct connections are through Sacramento (SMF), Salt Lake City (SLC), Portland (PDX), Las Vegas (LAS) and Burbank (BUR). On 12 of them the same airline flies both flights, for example Delta Air Lines through Salt Lake City.
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.