$100 Find Cheap Flights from Salt Lake City to Boise - Compare and Save

Delta Air Lines, Southwest, and Alaska Airlines, allow kids between 5 and 14, 5 and 11, and 5 and 17 years to travel alone, respectively, at an additional fee. The airlines require that you accompany the child to the airport for check-in at least 2 hours before departure. The parent or guardian accompanying the child to the airport must provide the child’s birth certificate or passport, the fully-filled form, and the information of the adult picking up the child at the destination airport.

Boise Airport is the closet airport serving Boise. The airport also serves nearby cities including Garden City, Meridian, Kuna, and Eagle. You can use Line bus 3 from the airport to Garden City with a travel tie of 44 minutes and Line 3 Bus connecting with Line 40 bus to Meridian taking a total of about 1h 22min to Meridian.

Flights from Salt Lake City to Boise offer nonstop and connection options. The layover cities on the SLC-BOI route depend on the airline and the number of layovers. Alaska Airlines and United Airlines offer single layover options on the route with common layovers cities being Denver, Phoenix, Dallas, and Los Angeles.

If you are traveling with a pet from SLC to BOI, consider flying Delta Air Lines, as the airline allows small pets to travel in the cabin. The combined pet and carrier weight must be at most 20 lb, with the carrier having up to 18 x 11 x 11 inch dimensions.

Among airlines operating Salt Lake City to Boise flights:

• Delta: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Delta operates flights between Salt Lake City and Boise.

Flights from Salt Lake City to Boise usually depart from Salt Lake City (SLC) and arrive at Boise Air Term. Gowen Fld (BOI).

Here are some options for this route, based on selected ticket types and cabin classes:

• Delta: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Salt Lake City to Boise:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $233 round-trip via Seattle/Tacoma Intl (SEA), compared to $415 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A320-100/200 family is used most often on this route, operated mainly by Delta and JetBlue. Other aircraft seen on the route include Airbus A220-100 variants.

One-stop flights from Salt Lake City to Boise most commonly connect through:

• Denver Intl (DEN) - 50% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 25% of one-stop connections
• San Diego (SAN) - 17% of one-stop connections
• Portland (PDX) - 8% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

On the Salt Lake City to Boise route, being flexible with your departure day can save you up to 39%. Saturday is the cheapest day at $349 round-trip on average, while Monday is the most expensive at $569: a $220 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Morning is the busiest departure period on Salt Lake City to Boise flights, with 40% of flights leaving in that window. Afternoon departures account for 20%, evening flights for 20%, and night flights for 20%.

Some of the most popular sights in Boise are Boise Center, Idaho Central Arena and Boise River Greenbelt. These are among the most viewed places in Boise on KAYAK.

These are the earliest and latest flight times available from Salt Lake City to Boise:

• Earliest: departs at 8:35 am and lands at 9:52 am
• Latest: departs at 10:59 pm and lands at 12:16 am.

The flight takes about 1h 17m.

A nonstop flight from Salt Lake City to Boise takes 1h 17m, covering 290 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $184 to $1,220. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from Salt Lake City to Boise are currently lower than usual. Average one-way flight prices are about $110, which is 68% below the typical average for this route.

Flying via Portland (PDX) gives the shortest average 1-stop total travel time at 4h 34m, compared with 8h 01m via Seattle/Tacoma Intl (SEA) and 9h 49m via Denver Intl (DEN).

Boise Air Term. Gowen Fld Airport (BOI) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
• Budget
• Alamo
• Hertz
• Enterprise Rent-A-Car
• Avis

Round-trip flights from Salt Lake City to Boise range from $316 to $569, with an average of $396 over the past 12 months. Anything below $316 counts as a good deal.

Delta is the only airline on the Salt Lake City to Boise route offering in-flight Wi-Fi. Pricing depends on fare class.