Cheap flight deals from Denver to Boise

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Denver to Boise?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
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  • 23 30

  • Apr

    30 6
  • 6 13
  • 13 20
  • 20 27

  • May

    27 4
  • 4 11
  • 11 18
  • 18 25

  • Jun

    25 1
  • 1 8
  • 8 15
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Denver (DEN) to Boise (BOI) the cheapest?

    Airlines adjust prices for flights from Denver to Boise based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Denver (DEN) to Boise (BOI) cost?

    According to Trip.com's data, the lowest price is around AED 1,047.

  • How long does it take to fly from Denver (DEN) to Boise (BOI)?

    It takes about 2 hours to fly from Denver (DEN) to Boise (BOI).

  • What is the transportation method from the main airport to downtown in Boise?

    • The distance from Boise Airport to downtown is about 7 km, by taxi about 20 minutes.

  • What are the most popular airlines that fly from Denver (DEN) to Boise (BOI)?

    Airlines with flights from Denver (DEN) to Boise (BOI): United Airlines, Southwest Airlines, Copa Airlines, Lufthansa and Air Canada.

  • What's the most popular airline for non-stop flights from Denver (DEN) to Boise (BOI)?

    United Airlines operates 2 non-stop flights from Denver (DEN) to Boise (BOI).

  • How many airports are there in Boise (BOI)?

    There are 1 airport(s) near Boise (BOI): Boise Airport.

How to find a cheap flight from Denver to Boise

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Denver to Boise. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest Denver to Boise ticket.
Tap "Date" on flight search bar to scan through the calender for Denver to Boise airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Thu, May 15 at AED 306 for one-way flights.
2
Compare cheap Denver to Boise flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Denver to Boise. The cheapest airline operating is Frontier Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Denver to Boise route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Denver to Boise flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Denver to Boise to get exclusive deals for you.

Flight Info | Denver to Boise

Cheapest one-way flight price AED 308
Cheapest return ticket price AED 499
Off-season for travel May
Peak season for travel June
Flight distance 1,042.56 km
Average flight time 2 hours
Popular airline Alaska Airlines

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