Frontier AirlinesDepart14:49
Thu, Nov 12BOI → SLC
3h 27m · 1 stop
$180one way, per person
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- Cheapest fare
- $180
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 3h 27m
Frontier Airlines · Thu, Nov 12
from $180
Usually 1+ stop
480 km
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Cheapest month to fly from Boise to Salt Lake City
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
See every date in November 2026 →
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About flights from Boise to Salt Lake City
Boise (BOI) and Salt Lake City (SLC) are about 480 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 3h 27m. Over the next few months, one-way fares start from $180, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Boise to Salt Lake City?
The cheapest one-way fare we've seen recently is $180 with Frontier Airlines, departing Thursday, November 12, 2026.
What is the cheapest month to fly from Boise to Salt Lake City?
November 2026 currently has the lowest fares, from $180 one way.
Are there direct flights from Boise to Salt Lake City?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Boise to Salt Lake City?
The quickest journey we've seen takes about 3h 27m. Boise and Salt Lake City are around 480 km apart.
Which airlines fly from Boise to Salt Lake City?
Recent fares on this route were with Frontier Airlines and Alaska Airlines.
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