Cheap flights from Boise to Colorado from $66

The month of February is, on average, the cheapest month to fly to Colorado from Boise, with most prices found around $228. The month of January is another great option to travel to Colorado, with average flight prices from Boise averaging around $255.

The cheapest day to depart from Boise to Colorado is on a Thursday when prices can be found for as low as $418. On the other hand, Sunday is the most expensive day to depart from Boise because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $567.

The cheapest time of day to fly to Colorado is at noon when flights can be purchased for as low as $413. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $504 per ticket.

Fly from Boise Air Term. Gowen Fld to Denver Intl for the best Boise Air Term. Gowen Fld - Colorado flight prices

You are more likely to see cheaper flights to Colorado from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $296 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Boise for as low as $235 on momondo.

There are 4 cabin classes available to choose from on Boise to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, United Airlines, and American Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Colorado

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Colorado from Boise according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 4 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

5 flights are operational daily from Boise to Colorado as of October 2026. The most popular departure time for this route is 10:00AM, with 50% of flights per day taking off at noon.

As of October 2026, 40 flights take off from Boise and land in Colorado each week. The most common flight departure day for this route is Wed, with 35% of weekly flights taking off on this day.