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Cheap flights from Denver to Boise from $27

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Boise departing on 12/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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Frontier Logo
9:36 am - 11:43 amDEN-BOI
2h 07mnonstop
Frontier Logo
12:38 pm - 2:39 pmBOI-DEN
2h 01mnonstop
$120Frontier
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Thu, Dec 18 - Thu, Dec 25
Multiple Airlines Logo
9:42 am - 11:49 amDEN-BOI
2h 07mnonstop
Multiple Airlines Logo
10:41 pm - 9:04 amBOI-DEN
10h 23m1 stop
$123Multiple Airlines
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Thu, Dec 4 - Fri, Dec 12
Multiple Airlines Logo
9:42 am - 11:49 amDEN-BOI
2h 07mnonstop
Multiple Airlines Logo
5:45 am - 10:45 amBOI-DEN
5h 00m1 stop
$125Multiple Airlines
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Fri, Dec 5 - Wed, Dec 10
Multiple Airlines Logo
9:42 am - 11:49 amDEN-BOI
2h 07mnonstop
Multiple Airlines Logo
12:19 pm - 6:03 pmBOI-DEN
5h 44m1 stop
$126Multiple Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 9
Multiple Airlines Logo
6:59 pm - 12:42 pmDEN-BOI
17h 43m1 stop
Multiple Airlines Logo
12:44 pm - 2:45 pmBOI-DEN
2h 01mnonstop
$127Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
9:42 am - 11:49 amDEN-BOI
2h 07mnonstop
Multiple Airlines Logo
5:45 am - 10:45 amBOI-DEN
5h 00m1 stop
$129Multiple Airlines
Find Deal
Thu, Dec 4 - Wed, Dec 10
Multiple Airlines Logo
9:42 am - 11:49 amDEN-BOI
2h 07mnonstop
Multiple Airlines Logo
9:17 pm - 12:20 amBOI-DEN
27h 03m1 stop
$131Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
8:20 am - 11:55 pmDEN-BOI
15h 35m1 stop
Multiple Airlines Logo
12:44 pm - 2:45 pmBOI-DEN
2h 01mnonstop
$132Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Alaska Airlines Logo
6:59 pm - 12:42 pmDEN-BOI
17h 43m1 stop
Alaska Airlines Logo
6:03 am - 11:44 amBOI-DEN
5h 41m1 stop
$176Alaska Airlines
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Wed, Dec 3 - Wed, Dec 10
Southwest Logo
8:10 am - 10:15 amDEN-BOI
2h 05mnonstop
Southwest Logo
5:00 am - 7:00 amBOI-DEN
2h 00mnonstop
$177Southwest
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Mon, Dec 8 - Fri, Dec 12

Alaska Airlines flights from Denver to Boise

Our best Alaska Airlines deals on Denver to Boise flight tickets
Alaska Airlines
Dec 3
DEN6:59 pmDenver Intl
17h 43m
1 stop
BOI12:42 pmBoise Air Term. Gowen Fld
Dec 10
BOI6:03 amBoise Air Term. Gowen Fld
5h 41m
1 stop
DEN11:44 amDenver Intl
$176
Find similar
Alaska Airlines
Nov 18
DEN7:00 amDenver Intl
5h 36m
1 stop
BOI12:36 pmBoise Air Term. Gowen Fld
Nov 19
BOI5:54 amBoise Air Term. Gowen Fld
4h 41m
1 stop
DEN10:35 amDenver Intl
$326
Find similar
Alaska Airlines
Nov 14
DEN7:00 amDenver Intl
5h 36m
1 stop
BOI12:36 pmBoise Air Term. Gowen Fld
Dec 10
BOI6:03 amBoise Air Term. Gowen Fld
5h 41m
1 stop
DEN11:44 amDenver Intl
$333
Find similar

Southwest flights from Denver to Boise

Our best Southwest deals on Denver to Boise flight tickets
Southwest
Dec 8
DEN8:10 amDenver Intl
2h 05m
BOI10:15 amBoise Air Term. Gowen Fld
Dec 12
BOI5:00 amBoise Air Term. Gowen Fld
2h 00m
DEN7:00 amDenver Intl
$177
Find similar
Southwest
Nov 18
DEN9:05 pmDenver Intl
2h 05m
BOI11:10 pmBoise Air Term. Gowen Fld
Nov 19
BOI2:40 pmBoise Air Term. Gowen Fld
1h 50m
DEN4:30 pmDenver Intl
$371
Find similar
Southwest
Nov 18
DEN9:05 pmDenver Intl
2h 05m
BOI11:10 pmBoise Air Term. Gowen Fld
Nov 19
BOI10:50 amBoise Air Term. Gowen Fld
5h 10m
1 stop
DEN4:00 pmDenver Intl
$381
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Denver to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 12/18

9:36 am-11:43 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Thu 12/25

12:38 pm-2:39 pm

Nonstop2h 01m

$120

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 12/4

9:42 am-11:49 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Fri 12/12

10:41 pm-9:04 am

1 stop10h 23m

$123

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 12/5

9:42 am-11:49 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Wed 12/10

5:45 am-10:45 am

1 stop5h 00m

$125

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 12/5

9:42 am-11:49 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Tue 12/9

12:19 pm-6:03 pm

1 stop5h 44m

$126

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 12/5

6:59 pm-12:42 pm

1 stop17h 43m

Boise Air Term. Gowen Fld

Sun 12/7

12:44 pm-2:45 pm

Nonstop2h 01m

$127

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 12/4

9:42 am-11:49 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Wed 12/10

5:45 am-10:45 am

1 stop5h 00m

$129

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 12/5

9:42 am-11:49 am

Nonstop2h 07m

Boise Air Term. Gowen Fld

Sun 12/7

9:17 pm-12:20 am

1 stop27h 03m

$131

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 12/4

8:20 am-11:55 pm

1 stop15h 35m

Boise Air Term. Gowen Fld

Sun 12/7

12:44 pm-2:45 pm

Nonstop2h 01m

$132

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 12/3

6:59 pm-12:42 pm

1 stop17h 43m

Boise Air Term. Gowen Fld

Wed 12/10

6:03 am-11:44 am

1 stop5h 41m

$176

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 12/8

8:10 am-10:15 am

Nonstop2h 05m

Boise Air Term. Gowen Fld

Fri 12/12

5:00 am-7:00 am

Nonstop2h 00m

$177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Denver to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boise?

The month of September is, on average, the cheapest month to fly to Boise from Denver, with most prices found around $163. If you aren’t able to travel during the month of September, then book flights to Boise from Denver during July instead. Flights to Boise in July, while not as cheap as those in September, still average around $230.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Thursday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $200. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $324. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest Denver to Boise flights are usually those with departure times in the morning. Our users have found flights to Boise in the morning for as low as $232. In the evening is when there is more demand to fly to Boise, so prices are often more expensive at around $331 per ticket.

What is the cheapest Denver Intl to Boise Air Term. Gowen Fld flight route?

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

How far in advance should I book a flight to Boise?

You are more likely to see cheaper flights to Boise from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $277 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Denver for as low as $176 on momondo.

What cabin class options are available on Denver Intl to Boise Air Term. Gowen Fld flights?

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

How have Denver to Boise flight prices changed over time?

As of November 2025, prices for Denver to Boise flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Boise (DEN to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Boise

Best Price Found

$125

Fastest flight time

1h 55m

Direct flights

Every day

Airports in Boise

1 airport
The best one-way flight to Boise from Denver in the past 72 hours is $125. The best round-trip flight deal from Denver to Boise found on momondo in the last 72 hours is $170.
The fastest flight from Denver to Boise takes 1h 55m
Direct flights go from Denver to Boise every day.
There is 1 airport near Boise: Boise Air Term. Gowen Fld (BOI)
Search flight deals

  • How far is Denver Intl to Boise Air Term. Gowen Fld by plane?

    Boise Air Term. Gowen Fld is 636.7 mi away from Denver Intl. Flights usually cover this in 2h 04m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Denver Intl Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Denver Intl Airport to Boise Air Term. Gowen Fld Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denver Intl Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Denver Intl Airport to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The required travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to Boise?

  • What is the most popular airline from Denver to Boise?

Best airlines flying from Denver to Boise

Compare and see reviews for airlines that fly from Denver to Boise with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.8
3,115 reviews
Search Frontier flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,004 reviews
Search Delta flights
SouthwestPriceFrom $197Free CancellationRating
8.0
4,239 reviews
Search Southwest flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,000 reviews
Search United Airlines flights

  • Southwest Flights From Denver to Boise

    Across 8 Southwest flights from Denver to Boise this week, the average price was $288, with the best Southwest deals starting from $197 round-trip. 4,239 users have rated Southwest on momondo, with an average score of 8.0/10.

  • United Airlines Flights From Denver to Boise

    United Airlines is also a popular choice for this route. United Airlines flight deals for Denver to Boise start from as low as $198 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $329. United Airlines operates 31 flights to Boise from Denver in an average week. Users have rated it 7.4/10 across 9,000 reviews.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
McCall
Meridian
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Boise?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Denver to Boise. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Denver to Boise with flexible booking policies on momondo?

Yes. All flights to Boise from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to Boise?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Boise.

I’m not ready to book a flight from Denver to Boise right now. Can momondo alert me if prices change?

Price alerts on flights to Boise from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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