Cheap Flights from Boise, ID to Denver, CO from $145

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On Cheapflightsplus.com you will find 3 direct and 24 connecting flights from Boise to Denver. You can compare airfare deals from 2 airlines and multiple travel sites from $145, 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.

Find One-Way and Round-Trip Boise to Denver Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $145 (one-way), $249 (round-trip).

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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 $145. The fastest direct flight takes 2h and the fastest connecting – 4h 47m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $145 Find flight	07:00 Boise Boise	09:00 Denver Denver International	2h 0m	United Airlines	UA1782
from $252 Find flight	10:40 Boise Boise	12:42 Denver Denver International	2h 2m	United Airlines	UA4666
from $299 Find flight	08:29 Boise Boise	10:35 Denver Denver International	2h 6m	United Airlines	UA4659
from $179 Find flight	20:59 Boise Boise	23:49+1 день Denver Denver International	26h 50m layover 22h 32m - Seattle	Alaska Airlines	AS3347 AS321
from $198 Find flight	09:10 Boise Boise	13:57 Denver Denver International	4h 47m layover 0h 47m - Portland	Alaska Airlines	AS2060 AS336
from $222 Find flight	09:40 Boise Boise	18:59 Denver Denver International	9h 19m layover 5h 2m - Seattle	Alaska Airlines	AS929 AS524
from $235 Find flight	08:00 Boise Boise	14:41 Denver Denver International	6h 41m layover 1h 48m - Los Angeles	United Airlines	UA4730 UA393
from $259 Find flight	11:04 Boise Boise	18:59 Denver Denver International	7h 55m layover 3h 43m - Seattle	Alaska Airlines	AS2219 AS524
from $260 Find flight	11:04 Boise Boise	16:12 Denver Denver International	5h 8m layover 0h 56m - Seattle	Alaska Airlines	AS2219 AS602
from $292 Find flight	17:00 Boise Boise	23:49 Denver Denver International	6h 49m layover 2h 33m - Seattle	Alaska Airlines	AS3335 AS321
from $292 Find flight	08:00 Boise Boise	16:12 Denver Denver International	8h 12m layover 3h 55m - Seattle	Alaska Airlines	AS2251 AS602
from $298 Find flight	08:00 Boise Boise	18:59 Denver Denver International	10h 59m layover 6h 42m - Seattle	Alaska Airlines	AS2251 AS524
from $244 Find flight	07:30 Boise Boise	18:59 Denver Denver International	11h 29m layover 3h 40m - Portland 2h 40m - Seattle	Alaska Airlines	AS3465 AS970 AS524
from $266 Find flight	09:10 Boise Boise	18:59 Denver Denver International	9h 49m layover 2h 8m - Portland 2h 40m - Seattle	Alaska Airlines	AS2060 AS970 AS524
from $303 Find flight	14:00 Boise Boise	23:49 Denver Denver International	9h 49m layover 2h 51m - Portland 2h 0m - Seattle	Alaska Airlines	AS3455 AS2082 AS321
from $341 Find flight	09:10 Boise Boise	16:12 Denver Denver International	7h 2m layover 1h 0m - Portland 1h 7m - Seattle	Alaska Airlines	AS2060 AS2229 AS602

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 2025

Flight Schedule Boise (Idaho) to Denver (Colorado)

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	Flight Details	Flight Duration	Price
07:00 — 09:00	07:00 — 09:00 UA1782 United Airlines Boise — Denver	2h	Find flight from$145
08:29 — 10:35	08:29 — 10:35 UA4659 United Airlines Boise — Denver	2h 6m	Find flight from$299
10:40 — 12:42	10:40 — 12:42 UA4666 United Airlines Boise — Denver	2h 2m	Find flight from$252
06:30 — 11:42	06:00 — 06:37 AS2122 Alaska Airlines Boise — Seattle 46m stop 08:12 — 11:53 AS682 Alaska Airlines Seattle — Denver	5h 12m including layover	Find flight from$378
08:00 — 14:41	08:00 — 09:27 UA4730 United Airlines Boise — Los Angeles 1h 48m stop 11:15 — 14:41 UA393 United Airlines Los Angeles — Denver	6h 41m including layover	Find flight from$235
08:00 — 19:38	08:00 — 09:36 UA4730 United Airlines Boise — Los Angeles 6h 45m stop 16:11 — 19:40 UA2146 United Airlines Los Angeles — Denver	11h 38m including layover	Find flight from$271
09:10 — 13:57	09:53 — 10:21 AS2060 Alaska Airlines Boise — Portland 47m stop 07:25 — 10:57 AS336 Alaska Airlines Portland — Denver	4h 47m including layover	Find flight from$198
09:40 — 18:59	09:40 — 10:19 AS929 Alaska Airlines Boise — Seattle 5h 2m stop 15:21 — 18:59 AS524 Alaska Airlines Seattle — Denver	9h 19m including layover	Find flight from$222
11:04 — 18:59	11:04 — 11:38 AS2219 Alaska Airlines Boise — Seattle 3h 43m stop 15:21 — 18:59 AS524 Alaska Airlines Seattle — Denver	7h 55m including layover	Find flight from$259
11:04 — 16:12	11:04 — 11:38 AS2219 Alaska Airlines Boise — Seattle 56m stop 12:34 — 16:12 AS602 Alaska Airlines Seattle — Denver	5h 8m including layover	Find flight from$260
17:00 — 23:49	17:00 — 17:37 AS3335 Alaska Airlines Boise — Seattle 2h 33m stop 20:10 — 23:49 AS321 Alaska Airlines Seattle — Denver	6h 49m including layover	Find flight from$292
20:59 — 23:49 +1 day	20:59 — 21:38 AS3347 Alaska Airlines Boise — Seattle 22h 32m stop 20:10 — 23:49 AS321 Alaska Airlines Seattle — Denver	26h 50m including layover	Find flight from$179
20:59 — 11:42 +1 day	20:59 — 21:38 AS3347 Alaska Airlines Boise — Seattle 10h 17m stop 07:55 — 11:42 AS682 Alaska Airlines Seattle — Denver	14h 43m including layover	Find flight from$190
07:30 — 18:59	07:30 — 08:00 AS3465 Alaska Airlines Boise — Portland 3h 40m stop 11:40 — 12:41 AS970 Alaska Airlines Portland — Seattle 2h 40m stop 15:21 — 18:59 AS524 Alaska Airlines Seattle — Denver	11h 29m including layover	Find flight from$244
14:00 — 23:49	14:00 — 14:24 AS3455 Alaska Airlines Boise — Portland 2h 51m stop 17:15 — 18:10 AS2082 Alaska Airlines Portland — Seattle 2h stop 20:10 — 23:49 AS321 Alaska Airlines Seattle — Denver	9h 49m including layover	Find flight from$303

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on February 23, 2025

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 06:30 to 20:59 from 1 Boise airport and arrive 06:30 to 20:59 to 2 Denver airports. Average flight time is 2h 2m.

The fastest flight 2h
Average flight time 2h 2m
The earliest flight 06:30
The latest flight 20:59
Distance 648 ml

The cheapest months to travel to Denver are december (from 145 $), january (from 147 $), february (from 149 $).

The most expensive months are november (from 220 $), february (from 149 $), january (from 147 $).

What is the lowest airfare Boise to Denver?

The cheapest plane ticket found by our users is $145. This airfare is for economy class on one-way UA1782 flight by United Airlines for February 21, 2025 which leaves Boise in Boise at 07:00 am and arrives at Denver Denver International at 09:00.

Economy class

$145

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Business class

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First class

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Popular Airlines on the Route

The flight Boise — Denver is served by 2 regular airlines . Most of the flights on this route are operated by Alaska Airlines - 17 departures per week at the price of from $ 179 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 378.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is UA1782 by United Airlines takes 2h and the cheapest is UA1782 by United Airlines for $145.

UA - United Airlines

from $145

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Connecting Flights

There are 24 flights with layovers on the route. The fastest connecting flight is AS2060 by Alaska Airlines takes 4h 47m and the cheapest is UA1782 by United Airlines for $179.

AS - Alaska Airlines

from $179

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UA - United Airlines

from $235

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Airports

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

Boise airports

Boise-BOI

from $145
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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 2 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.

Boise — Salt Lake City

from $78

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Boise — Denver

from $74

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Boise — Portland

from $75

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Boise — Portland

from $62

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Boise — Ontario

from $67

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Boise — Atlanta

from $67

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Boise — Reno

from $57

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Boise — Pittsburgh

from $74

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Boise — Nashville

from $80

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Boise — Anchorage

from $55

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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.

Boise — San Jose

from $66

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Boise — Puerto Vallarta

from $59

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Boise — Mexico City

from $54

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Boise — London

from $63

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Boise — Cancun

from $62

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How to book a plane 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.
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