Route guide

Salt Lake City to Boise (SLC-BOI): Nonstop Upgrade & Award Space

Delta Air Lines flies nonstop between Salt Lake City (SLC) and Boise (BOI), roughly 32 times a week. With Delta Air Lines operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every SLC to BOI departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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32
Nonstop flights a week
290 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SLC to BOI departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Salt Lake City to Boise to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each SLC to BOI departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SLC to BOI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Salt Lake City to Boise nonstop

Carriers operating SLC to BOI nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Delta Air Lines
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Frequently asked questions about SLC to BOI

How far is Boise from Salt Lake City?
SLC to BOI covers about 290 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from SLC to BOI?
Delta Air Lines is currently the only airline flying SLC to BOI nonstop. 2LNR tracks confirmed upgrade and award space on every Delta Air Lines departure.
How many flights a week are there from SLC to BOI?
About 32 nonstop flights a week run between Salt Lake City and Boise in the current schedule, operated by Delta Air Lines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on SLC to BOI?
Open the SLC to BOI calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Salt Lake City to Boise route, and 2LNR will notify you when space opens. It's free to start.

Never miss SLC to BOI upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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