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.

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).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hayden, Colorado to Boise as you normally would.

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

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

How can I find direct flights from Hayden to Boise?

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

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

Yes. Cheapflights offers flight deals from Hayden 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.

$217+ Flights from Hayden, CO to Boise

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Cheap flight deals from Hayden to Boise

Cheapest flights from Hayden to Boise
Explore the most affordable flight options available from Hayden to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Thu 1/293:27 pm

HDN

BOI

1 stop6h 25m

United Airlines

Sun 2/19:48 am

BOI

HDN

1 stop4h 37m

United Airlines

Deal found 1/28

$529

Last-minute flights from Hayden to Boise
Discover last-minute flight deals from Hayden to Boise. Data last updated January 29, 2026 and is based on user searches.

Thu 1/293:27 pm

HDN

BOI

1 stop6h 25m

United Airlines

Sun 2/19:48 am

BOI

HDN

1 stop4h 37m

United Airlines

Deal found 1/28

$529

One-way flights from Hayden to Boise
Search for one-way flight options from Hayden to Boise. Find affordable one-way fares based on user searches. Data last updated January 29, 2026.

Fri 3/61:35 pm

HDN

BOI

2 stops9h 45m

Southwest

Deal found 1/28

$217

Fri 3/67:00 am

HDN

BOI

1 stop6h 32m

United Airlines

Deal found 1/28

$220

Mon 2/97:00 am

HDN

BOI

1 stop6h 35m

United Airlines

Deal found 1/28

$289

Mon 2/912:15 pm

HDN

BOI

2 stops11h 25m

Southwest

Deal found 1/28

$324

Fly from

Fly to

Route

Depart

Return

Price

HaydenBoise

HDN - BOI

HDNBOI

Hayden Yampa Valley

Fri 3/6

1:35 pm-11:20 pm

2 stops9h 45m

$217

HaydenBoise

HDN - BOI

HDNBOI

Hayden Yampa Valley

Fri 3/6

7:00 am-1:32 pm

1 stop6h 32m

$220

HaydenBoise

HDN - BOI

HDNBOI

Hayden Yampa Valley

Mon 2/9

7:00 am-1:35 pm

1 stop6h 35m

$289

HaydenBoise

HDN - BOI

HDNBOI

Hayden Yampa Valley

Mon 2/9

12:15 pm-11:40 pm

2 stops11h 25m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Best time to book a flight from Hayden to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Hayden 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.

Related info for your journey

Can I find deals for flights from Hayden to Boise that include hotel bookings?
Yes. In addition to deals on Hayden to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hayden to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hayden to Boise.
Can I find deals for business class flights from Hayden to Boise?
Yes. Cheapflights offers flight deals from Hayden 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.

Ontario

Meridian

Nampa

Caldwell

McCall

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$217+ Cheap flights from Hayden, CO to Boise (HDN - 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hayden to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hayden to Boise

Cheapest flights from Hayden to BoiseExplore the most affordable flight options available from Hayden to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Explore the most affordable flight options available from Hayden to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hayden to Boise that are best for you.

Best time to book a flight from Hayden to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Hayden with our price prediction graph.

Related info for your journey

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

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

How can I find direct flights from Hayden to Boise?

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

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Cheapest flights from Hayden to Boise
Explore the most affordable flight options available from Hayden to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.