$99 Cheap Delta flights Spokane (GEG) to Boise (BOI)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines return flights from $157 from GEG to BOI. Affordable one-way fares from $99 are also on offer.**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 one-way or return flights to Boise in January or December. You could find an affordable fare with Delta Air Lines during these off-season months.

Start searching one to three months ahead of your departure date to score cheap fares on Delta Air Lines flights from Spokane Intl. Airport (GEG) to Boise Airport (BOI). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*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.

Select our “Nonstop” filter when looking for direct Delta Air Lines flights from GEG to BOI. It’s also an easy way to compare other carriers offering the same direct trip.

To find the earliest departures from GEG to BOI with Delta Air Lines, filter your search by “Early Morning” and “Morning.” Booking an early flight usually means 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.

Catch a Delta Air Lines flight from Spokane Intl. Airport (GEG) to Boise, and you’ll most likely land at Boise Airport (BOI). This is the airline’s primary hub here.

Traveling from GEG to BOI with Delta Air Lines comes with a host of benefits, including an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can reschedule or cancel your flight, although additional charges may apply if you booked more than 24 hours ago. Need to keep your options open? Use our “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to alter your plans. To make modifications, head to “Trips,” select your flight and click on “Manage Booking” for more details.