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Cheap flights from Denver to Boise from $28

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 2/12. 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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Find the cheapest flights from Denver to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:41 am - 11:51 am
DEN
-
BOI
2h 10mnonstop
Frontier Logo
12:07 pm - 2:07 pm
BOI
-
DEN
2h 00mnonstop
$95Frontier
Thu, Feb 26 - Thu, Mar 26
Frontier Logo
9:10 am - 11:12 am
DEN
-
BOI
2h 02mnonstop
Frontier Logo
12:07 pm - 2:07 pm
BOI
-
DEN
2h 00mnonstop
$108Frontier
Fri, Feb 6 - Mon, Feb 9
Frontier Logo
9:10 am - 11:12 am
DEN
-
BOI
2h 02mnonstop
Frontier Logo
12:07 pm - 2:07 pm
BOI
-
DEN
2h 00mnonstop
$116Frontier
Mon, Feb 2 - Fri, Feb 6
Multiple Airlines Logo
7:00 am - 3:10 pm
DEN
-
BOI
8h 10m
1 stop
Multiple Airlines Logo
12:36 pm - 2:36 pm
BOI
-
DEN
2h 00mnonstop
$118Multiple Airlines
Wed, Feb 4 - Thu, Feb 12
Frontier Logo
9:10 am - 11:12 am
DEN
-
BOI
2h 02mnonstop
Frontier Logo
12:07 pm - 2:07 pm
BOI
-
DEN
2h 00mnonstop
$123Frontier
Mon, Jan 26 - Fri, Jan 30
Frontier Logo
9:01 am - 11:11 am
DEN
-
BOI
2h 10mnonstop
Frontier Logo
11:56 am - 1:56 pm
BOI
-
DEN
2h 00mnonstop
$124Frontier
Fri, Feb 20 - Sun, Feb 22
Frontier Logo
10:16 am - 12:23 pm
DEN
-
BOI
2h 07mnonstop
Frontier Logo
1:30 pm - 3:31 pm
BOI
-
DEN
2h 01mnonstop
$132Frontier
Thu, Apr 9 - Sun, Apr 12
Multiple Airlines Logo
9:01 am - 11:11 am
DEN
-
BOI
2h 10mnonstop
Multiple Airlines Logo
5:40 am - 10:42 am
BOI
-
DEN
5h 02m
1 stop
$138Multiple Airlines
Fri, Feb 13 - Tue, Feb 17
Multiple Airlines Logo
9:41 am - 11:51 am
DEN
-
BOI
2h 10mnonstop
Multiple Airlines Logo
5:40 am - 10:42 am
BOI
-
DEN
5h 02m
1 stop
$141Multiple Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
9:10 am - 11:12 am
DEN
-
BOI
2h 02mnonstop
Multiple Airlines Logo
5:40 am - 10:53 am
BOI
-
DEN
5h 13m
1 stop
$142Multiple Airlines
Mon, Feb 2 - Fri, Feb 6

Frontier flights from Denver to Boise

Our best Frontier deals on Denver to Boise flight tickets
Frontier
Feb 9
DEN9:10 amDenver Intl
2h 02m
BOI11:12 amBoise Air Term. Gowen Fld
Feb 12
BOI12:36 pmBoise Air Term. Gowen Fld
2h 00m
DEN2:36 pmDenver Intl
$82
Frontier
Feb 26
DEN9:41 amDenver Intl
2h 10m
BOI11:51 amBoise Air Term. Gowen Fld
Mar 26
BOI12:07 pmBoise Air Term. Gowen Fld
2h 00m
DEN2:07 pmDenver Intl
$95
Frontier
Feb 6
DEN9:10 amDenver Intl
2h 02m
BOI11:12 amBoise Air Term. Gowen Fld
Feb 9
BOI12:07 pmBoise Air Term. Gowen Fld
2h 00m
DEN2:07 pmDenver Intl
$107

Alaska Airlines flights from Denver to Boise

Our best Alaska Airlines deals on Denver to Boise flight tickets
Alaska Airlines
Feb 28
DEN6:16 pmDenver Intl
13h 57m
2 stops
BOI8:13 amBoise Air Term. Gowen Fld
Mar 3
BOI5:40 amBoise Air Term. Gowen Fld
5h 02m
1 stop
DEN10:42 amDenver Intl
$215
Alaska Airlines
Feb 23
DEN1:10 pmDenver Intl
10h 20m
1 stop
BOI11:30 pmBoise Air Term. Gowen Fld
Feb 27
BOI7:31 pmBoise Air Term. Gowen Fld
16h 07m
1 stop
DEN11:38 amDenver Intl
$216
Alaska Airlines
Jan 24
DEN8:04 amDenver Intl
14h 05m
2 stops
BOI10:09 pmBoise Air Term. Gowen Fld
Jan 28
BOI5:55 pmBoise Air Term. Gowen Fld
5h 40m
1 stop
DEN11:35 pmDenver Intl
$480

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 January 15, 2026.
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 2/26

9:41 am-11:51 am

Nonstop2h 10m

Boise Air Term. Gowen Fld

Thu 3/26

12:07 pm-2:07 pm

Nonstop2h 00m

$95

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 2/6

9:10 am-11:12 am

Nonstop2h 02m

Boise Air Term. Gowen Fld

Mon 2/9

12:07 pm-2:07 pm

Nonstop2h 00m

$108

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 2/2

9:10 am-11:12 am

Nonstop2h 02m

Boise Air Term. Gowen Fld

Fri 2/6

12:07 pm-2:07 pm

Nonstop2h 00m

$116

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 2/4

7:00 am-3:10 pm

1 stop8h 10m

Boise Air Term. Gowen Fld

Thu 2/12

12:36 pm-2:36 pm

Nonstop2h 00m

$118

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 1/26

9:10 am-11:12 am

Nonstop2h 02m

Boise Air Term. Gowen Fld

Fri 1/30

12:07 pm-2:07 pm

Nonstop2h 00m

$123

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 2/20

9:01 am-11:11 am

Nonstop2h 10m

Boise Air Term. Gowen Fld

Sun 2/22

11:56 am-1:56 pm

Nonstop2h 00m

$124

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 4/9

10:16 am-12:23 pm

Nonstop2h 07m

Boise Air Term. Gowen Fld

Sun 4/12

1:30 pm-3:31 pm

Nonstop2h 01m

$132

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 2/13

9:01 am-11:11 am

Nonstop2h 10m

Boise Air Term. Gowen Fld

Tue 2/17

5:40 am-10:42 am

1 stop5h 02m

$138

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 2/19

9:41 am-11:51 am

Nonstop2h 10m

Boise Air Term. Gowen Fld

Mon 2/23

5:40 am-10:42 am

1 stop5h 02m

$141

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 2/2

9:10 am-11:12 am

Nonstop2h 02m

Boise Air Term. Gowen Fld

Fri 2/6

5:40 am-10:53 am

1 stop5h 13m

$142

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 January instead. Flights to Boise in January, while not as cheap as those in September, still average around $191.

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 $184. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $323. 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 $211. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $315 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 $238 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 $164 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 January 2026, prices for Denver to Boise flights are approximately 40% cheaper 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

$121

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 $121. The best round-trip flight deal from Denver to Boise found on momondo in the last 72 hours is $127.
The fastest flight from Denver to Boise takes 1h 55m
Direct flights go from Denver to Boise every day.
There is 1 airport in Boise. From Denver there are direct flights to 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 1h 55m, 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 $54Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,049 reviews
Search Delta flights
United AirlinesPriceFrom $157Free CancellationRating
7.4
9,163 reviews
Search United Airlines flights
SouthwestPriceFrom $197Free CancellationRating
8.0
4,258 reviews
Search Southwest flights

  • Southwest Flights From Denver to Boise

    Across 18 Southwest flights from Denver to Boise this week, the average price was $281, with the best Southwest deals starting from $197 round-trip. 4,258 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 $157 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $305. United Airlines operates 32 flights to Boise from Denver in an average week. Users have rated it 7.4/10 across 9,163 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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