Cheap Flights from Boise, ID to Denver, CO from $67

Return flight: Denver – Boise
Cheap Flights Flights Schedule

On Cheapflightsplus.com you will find 15 direct and 253 connecting flights from Boise to Denver. You can compare airfare deals from 6 airlines and multiple travel sites from $67, book and save on cheap plane tickets and last minute offers. Also check out BOI-DEN flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Boise to Denver depends on and how to choose the most interesting flight option for you.

Distance between Boise and Denver is 1042 miles. Time difference between the cities is 0h. Airplanes depart 05:00 to 20:59 from 1 Boise airport and arrive 05:00 to 20:59 to 2 Denver airports. Average flight time is 2h.

  • The fastest flight 1h 53m
  • Average flight time 2h
  • The earliest flight 05:00
  • The latest flight 20:59
  • Distance 648 ml

Best Flights from Boise to Denver Today

Take a look at the list of non stop flights and flights with layovers from Boise to Denver with the lowest price of $67. The fastest direct flight takes 1h 53m and the fastest connecting – 4h 37m.
Price Departure Arrival Flight Duration Airline Flight
from $67
Find flight
12:36
Boise
Boise
 14:34
Denver
Denver International
 1h 58m Frontier Airlines
F93934
from $130
Find flight
14:42
Boise
Boise
 16:35
Denver
Denver International
 1h 53m United Airlines
UA2173
from $164
Find flight
06:30
Boise
Boise
 08:27
Denver
Denver International
 1h 57m United Airlines
UA532
from $100
Find flight
07:21
Boise
Boise
 14:00
Denver
Denver International
 6h 39m
layover
1h 47m - San Diego
 Hawaiian Airlines
HA4759
HA6401
from $108
Find flight
07:21
Boise
Boise
 14:00
Denver
Denver International
 6h 39m
layover
1h 47m - San Diego
 Alaska Airlines
AS909
AS1068
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on October 30, 2025

The cheapest months to travel to Denver are june (from 67 $), may (from 87 $), october (from 100 $).

The most expensive months are november (from 206 $), december (from 175 $), february (from 140 $).

What is the lowest airfare Boise to Denver?

The cheapest plane ticket found by our users is $67. This airfare is for economy class on one-way F93934 flight by Frontier Airlines for June 29, 2025 which leaves Boise in Boise at 12:36 am and arrives at Denver Denver International at 14:34.

Economy class
$67
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Business class
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First class
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Flight Schedule Boise (Idaho) to Denver (Colorado)

05:00 — 07:05
2h 5m flight time
Find flight
from$130
Boise — Denver
UA5226 United Airlines
05:00 — 07:05
2h 5m flight time
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from$135
Boise — Denver
UA5924 United Airlines
05:00 — 07:05
2h 5m flight time
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from$137
Boise — Denver
UA4775 United Airlines
06:30 — 08:27
1h 57m flight time
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from$164
Boise — Denver
UA532 United Airlines
07:00 — 08:55
1h 55m flight time
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from$133
Boise — Denver
UA1782 United Airlines
07:21 — 14:00
6h 39m flight time
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from$100
07:21 — 08:45 Boise — San Diego
HA4759 Hawaiian Airlines
1h 47m stop
10:32 — 14:00 San Diego — Denver
HA6401 Hawaiian Airlines
07:21 — 14:00
6h 39m flight time
Find flight
from$108
07:21 — 08:45 Boise — San Diego
AS909 Alaska Airlines
1h 47m stop
10:32 — 14:00 San Diego — Denver
AS1068 Alaska Airlines
08:15 — 10:17
2h 2m flight time
Find flight
from$164
Boise — Denver
UA4704 United Airlines
10:42 — 12:42
2h flight time
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from$138
Boise — Denver
UA1228 United Airlines
10:45 — 12:41
1h 56m flight time
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from$133
Boise — Denver
UA213 United Airlines
10:47 — 12:53
2h 6m flight time
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from$246
Boise — Denver
UA4679 United Airlines
12:36 — 14:34
1h 58m flight time
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from$67
Boise — Denver
F93934 Frontier Airlines
14:42 — 16:35
1h 53m flight time
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from$130
Boise — Denver
UA2173 United Airlines
17:39 — 19:40
2h 1m flight time
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from$137
Boise — Denver
UA4637 United Airlines
17:42 — 19:39
1h 57m flight time
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from$137
Boise — Denver
UA395 United Airlines
Full flight schedule will help you in detecting at what time planes fly from Boise to Denver. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 30, 2025.

Popular Airlines on the Route

The flight Boise — Denver is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 113 departures per week at the price of from $ 108 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 1730.

Direct flights

There are 15 nonstop flights on the route. The fastest direct flight is UA2173 by United Airlines takes 1h 53m and the cheapest is F93934 by Frontier Airlines for $67.

  • F9 - Frontier Airlines
    from $67
    Find
  • UA - United Airlines
    from $130
    Find
See more direct flights

Connecting Flights

There are 253 flights with layovers on the route. The fastest connecting flight is HA4941 by Hawaiian Airlines takes 4h 37m and the cheapest is F93934 by Frontier Airlines for $100.

  • AS - Alaska Airlines
    from $108
    Find
  • SY - Sun Country Airlines
    from $198
    Find
  • HA - Hawaiian Airlines
    from $100
    Find
  • UA - United Airlines
    from $223
    Find
  • NK - Spirit Airlines
    from $201
    Find
See more connecting flights

Airports

You can fly from Boise to Denver from 1 airports (Boise).

Boise airports

  • Boise-BOI
    from $67
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Denver airports

  • Denver International-DEN
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  • Arapahoe Co-APA
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Airplanes

There are flights to Denver from Boise by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Boise

You may also consider searching for discounted plane tickets to some other popular places from Boise within United States.

Top International Destinations from Boise

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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