$79 Cheap Delta flights Sacramento (SMF) to Boise (BOI)

You can discover cheap round-trip Delta Air Lines flights from $157 from SMF to BOI by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $79 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Boise in January or December. You could find lower fares with Delta Air Lines during these off-peak months.

For cheap Delta Air Lines fares from Sacramento Intl. Airport (SMF) to Boise Airport (BOI), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect what you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Click on the “Nonstop” filter when browsing for direct Delta Air Lines flights from SMF to BOI. It’s also a great way to compare other airlines servicing the same nonstop journey.

Filter your results by “Morning” and “Early Morning” to see the earliest flights from SMF to BOI. Leaving early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Sacramento Intl. Airport (SMF) to Boise arrive at Boise Airport (BOI). This is the main entry point to this city.

Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is the leading choice for many travelers heading from SMF to BOI. Also, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee typically applies if you cancel or reschedule your booking more than 24 hours after it’s confirmed. To secure tickets with more flexibility, select our “Changes included” or “No cancel fee” filter while looking for flights. For additional information on canceling or changing your reservation, head to “Trips,” select your flight and click on “Manage Booking.”