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$59+ Cheap flights from Denver to Boise (DEN - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BOI
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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The best prices from Denver Intl to Boise Air Term. Gowen Fld are usually found in March or July, booked 90 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Denver to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Southwest)

One-way from

$59
(Frontier)

Popular in

December

Cheapest in

March

Average price

$277

Good round-trip deal

$227 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Denver Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Boise Air Term. Gowen Fld flights.
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From Denver Intl to Boise Air Term. Gowen Fld
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One-way flight from Denver Intl to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 14% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Denver Intl to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Denver Intl to Boise Air Term. Gowen Fld.
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Find flight deals from Denver to Boise

Cheapest flights from Denver to Boise
Explore the most affordable flight options available from Denver to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 3, 2025.

This Southwest deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/19:00 amDEN - BOI
Nonstop2h 00mSouthwest
Tue 4/84:20 pmBOI - DEN
Nonstop1h 55mSouthwest
Deal found 3/2$197
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/182:53 pmDEN - BOI
1 stop9h 06mAlaska Airlines
Mon 4/215:00 pmBOI - DEN
1 stop6h 58mAlaska Airlines
Deal found 3/2$206
This Delta deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/195:45 amDEN - BOI
1 stop4h 30mDelta
Thu 3/205:59 pmBOI - DEN
1 stop4h 32mDelta
Deal found 3/2$217
This Hawaiian Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:00 amDEN - BOI
1 stop6h 45mHawaiian Airlines
Sun 8/241:30 pmBOI - DEN
1 stop4h 33mHawaiian Airlines
Deal found 3/2$241
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:45 amDEN - BOI
1 stop8h 34mUnited Airlines
Thu 3/202:30 pmBOI - DEN
Nonstop2h 00mUnited Airlines
Deal found 3/2$257
This American Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/51:18 pmDEN - BOI
2 stops10h 16mAmerican Airlines
Sun 4/205:18 pmBOI - DEN
1 stop4h 30mAmerican Airlines
Deal found 3/2$336
This United deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/811:33 amDEN - BOI
Nonstop2h 05mMultiple Airlines
Sat 3/85:10 pmBOI - DEN
1 stop6h 39mMultiple Airlines
Deal found 3/2$625

Find flights from Denver to Boise within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated March 3, 2025.

Fly from

Denver

Fly to

Boise

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 4/1

9:00 am-11:00 am

Nonstop2h 00m

Boise Air Term. Gowen Fld

Tue 4/8

4:20 pm-6:15 pm

Nonstop1h 55m

$197

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 4/18

2:53 pm-11:59 pm

1 stop9h 06m

Boise Air Term. Gowen Fld

Mon 4/21

5:00 pm-11:58 pm

1 stop6h 58m

$206

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 3/19

5:45 am-10:15 am

1 stop4h 30m

Boise Air Term. Gowen Fld

Thu 3/20

5:59 pm-10:31 pm

1 stop4h 32m

$217

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 8/20

7:00 am-1:45 pm

1 stop6h 45m

Boise Air Term. Gowen Fld

Sun 8/24

1:30 pm-6:03 pm

1 stop4h 33m

$241

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 3/19

7:45 am-4:19 pm

1 stop8h 34m

Boise Air Term. Gowen Fld

Thu 3/20

2:30 pm-4:30 pm

Nonstop2h 00m

$257

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Sat 4/5

1:18 pm-11:34 pm

2 stops10h 16m

Boise Air Term. Gowen Fld

Sun 4/20

5:18 pm-9:48 pm

1 stop4h 30m

$336

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 3/14

7:40 pm-12:32 pm

2 stops16h 52m

Boise Air Term. Gowen Fld

Sun 3/16

1:31 pm-4:40 pm

3 stops27h 09m

$762

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 5/20

11:40 am-1:37 pm

Nonstop1h 57m

$59

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 4/1

7:00 am-12:32 pm

1 stop5h 32m

$98

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 4/3

1:20 pm-3:15 pm

Nonstop1h 55m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 15 results
1
2

Compare providers for flights from Denver to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Boise in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Denver to Boise

Get recent, data-driven insights about flights from Denver to Boise including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Boise. Price data was last updated on February 28, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Boise, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Boise?

Currently, October is the cheapest month in which you can book a flight from Denver to Boise (average of $314). Flying from Denver to Boise in June is currently the most expensive (average of $432). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to BOI?

Find hourly flight availability from Denver to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 3, 2025.

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 6% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to Boise. Price data was last updated on February 23, 2025.

Travelers seeking maximum savings on their Denver to Boise flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated March 3, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Denver to Boise. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,710 reviews
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,319 reviews
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Denver to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 4 different airlines have flights from Denver Intl (DEN) to Air Term. Gowen Fld (BOI) on a regular basis. There are 9 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 1h 55m.

  • How popular is this Denver to Boise flight route?

    Flights from Denver Intl to Boise Air Term. Gowen Fld have been viewed 2 times in the past calendar month.

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

    Our cheapest airline available from Denver to Boise is Southwest. Our recent data shows that you can find tickets from as low as $197 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $206 and $217 round-trip. These flights start at 38% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Denver to Boise one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from Alaska Airlines and Southwest, as they are both options that can get you from Denver to Boise for a low price.

  • What are the most reliable airlines from Denver to Boise?

    The top 3 most reliable airlines when flying from Denver to Boise are Air Canada (79%), Copa Airlines (75%) and Lufthansa (72%).

  • What are the cheapest flights from Denver to Boise?

    While on average a flight from Denver to Boise is generally $266, our data shows the cheapest flight currently is $94. When looking at the most popular route, (Denver Intl - Boise Air Term. Gowen Fld), you can expect to pay $157 for that flight.

  • Can I find deals for flights from Denver to Boise that include hotel bookings?

    Yes. In addition to deals on Denver to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Boise.

  • Can I find deals for business class flights from Denver to Boise?

    Yes. Cheapflights offers flight deals from Denver to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Boise?

    Currently, October is the cheapest month in which you can book a flight from Denver to Boise (average of $314). Flying from Denver to Boise in June is currently the most expensive (average of $432). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

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

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Top 4 airlines flying from Denver to Boise

Discover the top 4 airlines that operate flights from Denver to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$227FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$182Average$318FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$197Average$316FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$197Average$291FlexibilityNo cancel feeOn-time63%
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