Cheap flights from Denver to Boise (DEN - BOI) from $48

This is the cheapest one-way flight price, found on 9/26. Prices may vary by date and flight preferences.
DEN — BOI
Oct 1 — Oct 81

The best prices from Denver Intl to Boise Air Term. Gowen Fld are usually found in January or September, booked 60 days in advance, depart on a Saturday or Friday and return on a Wednesday

How to find the cheapest flight from Denver (DEN) to Boise (BOI)

All the information you need to plan the best DEN to BOI flight in 2023: compare Denver to Boise flight prices with the expected peak season, weather and rainfall in Boise.

Popular in

June

Cheapest in

January

Round-trip from

$287

One-way from

$160
High demand for flights, 20% potential price rise
Best time to find cheap flights, 22% potential price drop
From Denver Intl to Boise Air Term. Gowen Fld
One-way flight from Denver Intl to Boise Air Term. Gowen Fld

DEN - BOI

Price

$287 - $545

BOI

Temperature

30.2 - 75.2 °F

BOI

Rainfall

0.2 - 1.6 inches

What is the cheapest day to fly round-trip from Denver to Boise?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Boise. Check prices with Cheapflights to find a great deal for your trip.

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

Find a great deal and save up to 35% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Denver to Boise within the next two weeks, with the cheapest ticket starting at $378.

What is the cheapest month to fly from Denver to Boise?

January can be a great time to fly to Boise from Denver with a flight ticket averaging about $361. Cheapflights users have found deals in the month of January for as cheap as $162. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Denver to Boise (DEN - BOI)?

One of the essential ways to save on airfare from Denver to Boise is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 29% on airfare.

Cheap United Airlines flights from Denver to Boise

Take a peek at the cheapest United Airlines flights we've detected traveling from Denver to Boise. Make sure to double check the flight details before booking.

Cheap Alaska Airlines flights from Denver to Boise

Some of the lowest-priced Alaska Airlines flights we've found at this time heading from Denver to Boise. Deals frequently update to provide users with more options.

Cheap Denver to Boise flights in September & October 2023

The best prices found for DEN to BOI flights for September, October
Check out some of the best flight deals from Denver to Boise in 2023. For more flight deals, be sure to check back very soon.

Denver to Boise 2023 flight deals

Cheap flights to Boise from Denver found for this year
Check out some of the best flight deals from Denver to Boise in 2023. For more flight deals, be sure to check back very soon.

Non-stop flights to Boise from Denver

Save time with Denver to Boise direct flight deals
To help reduce your travel time, choose from one of these non-stop flights from Denver to Boise. If you're looking for other options for flights from Denver to Boise, make sure to update the search form at the top of page.

Denver to Boise flights leaving soon

Late deals on return flights to Boise from Denver, departing today and this week
Book one of these great deals on flights from Denver to Boise. Users should examine the flight details to ensure there are no surprises.

One-way flights to Boise from Denver

The cheapest one-way flights from Denver to Boise
Users traveling one-way from Denver to Boise can select one of these great deals. Users needing a return flight from Denver to Boise should utilize the search form above.

Find flights from Denver to Boise within your budget

Use the slider to find flights from Denver to Boise that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$68 - $247

Route

Depart

Return

Price

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Mon 10/23

1 stop11h 46m

Boise Air Term. Gowen Fld

Tue 10/24

1 stop10h 22m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Wed 10/11

1 stop9h 08m

Boise Air Term. Gowen Fld

Sat 10/14

1 stop10h 22m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Thu 11/30

1 stop11h 00m

Boise Air Term. Gowen Fld

Sun 12/3

1 stop11h 27m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Mon 10/9

1 stop11h 46m

Boise Air Term. Gowen Fld

Tue 10/10

1 stop10h 22m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Mon 10/30

1 stop25h 43m

Boise Air Term. Gowen Fld

Mon 11/6

1 stop26h 59m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Wed 10/25

1 stop9h 08m

Boise Air Term. Gowen Fld

Wed 11/1

2 stops10h 23m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Sun 10/22

Nonstop1h 59m

Boise Air Term. Gowen Fld

Tue 10/24

Nonstop1h 53m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Thu 11/9

1 stop4h 51m

Boise Air Term. Gowen Fld

Wed 11/15

2 stops8h 54m

Denver IntlBoise Air Term. Gowen Fld

DEN - BOI

DENBOI

Denver Intl

Thu 12/14

1 stop5h 00m

Boise Air Term. Gowen Fld

Mon 12/18

1 stop8h 14m

Flights are sorted by cheapest first

Deals found on 9/25

Reviews of airlines servicing Boise

Read reviews from past customers who have flown United Airlines, Alaska Airlines and Spirit Airlines from Denver to Boise. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Delta
7.9
Good
3,021 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Spirit Airlines
6.3
Okay
1,483 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Comfort

8.0

Food

7.2

Entertainment

7.2

Crew

8.6

Boarding

8.3

Overall

8.1

Reviews

1 / 10

Due to gate changes and poor announcing, I was unable to board my flight to Missoula. I received no refund. As a person who flies 3-5 times a year, god willing for another 40 years or so, I will strive to never fly Alaska Airlines again.

Related info for your journey

Useful info, stats and facts about Denver to Boise flights.

What airports do I use to fly from Denver to Boise?

You will need to book a flight from Denver Intl to Boise Air Term. Gowen Fld if you want to fly from Denver to Boise. At least 3 different airlines have flights from Denver Intl (DEN) to Air Term. Gowen Fld (BOI) on a regular basis. There are 10 flights to Boise from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to BOI to be around 2h 13m.

Can I find flights from Denver to Boise for under $100 on Cheapflights?

Yes, there are multiple flights from Denver to Boise for under $100. The cheapest flight booked recently is on Spirit Airlines for just $68, but on average you can expect to pay $126.

Are there nonstop flights from Denver to Boise for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Denver to Boise under $200. A good price for a nonstop flight from Denver to Boise is less than $285.

Are there last-minute flights available from Denver to Boise for under $200?

There are currently 20+ open flights from Denver to Boise within the next 7 days for less than $200.

What days are nonstop flights available from Denver to Boise?

Nonstop flights can be found on the following days: Thursday, Friday, Saturday.

How popular is this Denver to Boise flight route?

How many flights depart from Denver to Boise on average per day?

Per day, 10 flights depart from Denver to Boise on average.
Morning (6am - Noon) - 60% of flight departures
Afternoon (Noon - 6pm) - 20% of flight departures
Evening (6pm - Midnight) - 20% of flight departures

How long is the flight from Denver to Boise?

For as low as $68, Spirit Airlines can have you in Boise from Denver in 1h 59m. The distance between Denver and Boise is about 651 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Denver to Boise round-trip?

Our cheapest airline available from Denver to Boise is Spirit Airlines. Our recent data shows that you can find tickets from as low as $68 on this airline. An additional option worth looking into is United Airlines, starting at $187. These flights start at 81% lower than the current average price 3 months from now.

What are the most popular airlines that fly from Denver to Boise?

What are the most reliable airlines from Denver to Boise?

The top 3 most reliable airlines when flying from Denver to Boise are SkyWest Airlines (100%), United Airlines (85%) and Air Canada (75%).

What are the cheapest flights from Denver to Boise?

While on average a flight from Denver to Boise is generally $253, our data shows the cheapest flight currently is $121. When looking at the most popular route, (Denver Intl - Boise Air Term. Gowen Fld), you can expect to pay $68 for that flight.

What does DEN to BOI mean?

Great question - DEN to BOI just means Denver Intl Airport to Boise Air Term. Gowen Fld Airport. Now you’ll know what these unique codes when you look for flights!

Alternative routes for Denver to Boise

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Denver to Boise

The chart below displays the airlines Cheapflights users traveling from Denver to Boise choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$196FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$160Average$320FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$218Average$365FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Hourly flight availability from Denver to Boise

See what time of day planes typically take off from Denver to Boise
1%of flight departuresEarly morningMidnight to 6 am
30%of flight departuresMorning6 am to noon
27%of flight departuresAfternoonNoon to 6 pm
42%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Denver to Boise

See how many times per day planes take to the skies headed from Denver to Boise
Sunday12daily flights
Monday11daily flights
Tuesday10daily flights
Wednesday11daily flights
Thursday11daily flights
Friday10daily flights
Saturday8daily flights

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights from Denver to Boise?

Deals for Denver to Boise flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Denver to Boise?

Cheapflights simply makes it quick and affordable to book flights from Denver to Boise by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Denver to Boise with no change fees?

Need flexible booking options for your flight to Boise from Denver? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Denver to Boise become cheaper?

Yes, Cheapflights has a feature called Price Alert, which essentially offers users the ability to be notified when flight prices change. Track prices for your flight to Boise from Denver today and book when you’re ready!

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