Cheap flights from Boise to Denver (BOI - DEN) from $41

This is the cheapest one-way flight price, found on 9/28. Prices may vary by date and flight preferences.
BOI — DEN
Oct 3 — Oct 101

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

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

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

Popular in

May

Cheapest in

January

Round-trip from

$197

One-way from

$118
High demand for flights, 16% potential price rise
Best time to find cheap flights, 21% potential price drop
From Boise Air Term. Gowen Fld to Denver Intl
One-way flight from Boise Air Term. Gowen Fld to Denver Intl

BOI - DEN

Price

$197 - $392

DEN

Temperature

30.2 - 73.4 °F

DEN

Rainfall

0.5 - 2.3 inches

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

Monday flights are generally found to be more expensive for flights from Boise to Denver. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Denver.

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

To save up to 35% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boise to Denver from $378 1-2 weeks out and tickets from $457 for flights departing within the next 72 hours.

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

Our data shows that January tends to be the cheapest month to fly to Denver from Boise. Users have commonly found prices around $354 for the month, but tickets can be as low as $193. Due to multiple factors, prepare for potentially higher prices in May.

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

A simple way to save on the total cost of your ticket is to fly from Boise to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

Cheap Alaska Airlines flights from Boise to Denver

Check out some of the cheapest Alaska Airlines flights we've come across from Boise to Denver. Deals update often to give you more flight options matching your criteria

Cheap Spirit Airlines flights from Boise to Denver

Some of the best deals we've found on Spirit Airlines flights traveling from Boise to Denver. Make sure to examine the flight information before completing your reservation.

Cheap Boise to Denver flights in September & October 2023

The best prices found for BOI to DEN flights for September, October
The lowest fares we've come across on flights traveling from Boise to Denver in September and October 2023. Check back soon for alternative fares.

Boise to Denver 2023 flight deals

Cheap flights to Denver from Boise found for this year
The lowest fares we've come across on flights traveling from Boise to Denver in September and October 2023. Check back soon for alternative fares.

Non-stop flights to Denver from Boise

Save time with Boise to Denver direct flight deals
Consider booking one of these non-stop flights heading from Boise to Denver. Those looking to potentially save on 1 or 2-stop flights from Boise to Denver should utilize the search form at the the top of the page.

Boise to Denver flights leaving soon

Late deals on return flights to Denver from Boise, departing today and this week
Users seeking a last-minute flight from Boise to Denver should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Denver from Boise

The cheapest one-way flights from Boise to Denver
Some of the best available deals we've found on one-way flights from Boise to Denver. Those seeking round-trip flights from Boise to Denver should utilize the search form at the the top of the page.

Find flights from Boise to Denver within your budget

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

Fly from

Any airport

Fly to

Any airport

Budget

$68 - $227

Route

Depart

Return

Price

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 11/8

1 stop10h 24m

Denver Intl

Wed 11/15

1 stop10h 25m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 10/17

1 stop10h 22m

Denver Intl

Wed 10/18

1 stop11h 46m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Mon 11/6

1 stop26h 59m

Denver Intl

Tue 11/7

1 stop11h 56m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 11/8

1 stop10h 24m

Denver Intl

Sun 11/12

1 stop11h 56m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 10/10

1 stop7h 13m

Denver Intl

Wed 10/11

1 stop11h 46m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 10/25

1 stop11h 41m

Denver Intl

Sat 10/28

1 stop6h 48m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 10/25

Nonstop1h 53m

Denver Intl

Sat 10/28

Nonstop1h 58m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 11/2

2 stops12h 39m

Denver Intl

Sat 11/4

1 stop5h 25m

Boise Air Term. Gowen FldDenver Intl

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Sun 10/22

1 stop3h 17m

Denver Intl

Fri 10/27

1 stop4h 04m

Flights are sorted by cheapest first

Deals found on 9/27

Reviews of airlines servicing Denver

See what other customers who have flown with Alaska Airlines, Spirit Airlines and American Airlines from Boise to Denver have to say. 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
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

Spirit Airlines
6.3
Okay
1,483 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊

Related info for your journey

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

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

You will need to book a flight from Boise Air Term. Gowen Fld to Denver Intl if you want to fly from Boise to Denver. At least 3 different airlines have flights from Air Term. Gowen Fld (BOI) to Denver Intl (DEN) on a regular basis. There are 9 flights to Denver from the Boise airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BOI to DEN to be around 4h 57m.

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

Yes, there are multiple flights from Boise to Denver for under $100. The cheapest flight booked recently is on Spirit Airlines for just $68, but on average you can expect to pay $105.

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

Cheapflights has at least 20 direct flights from Boise to Denver under $200. A good price for a nonstop flight from Boise to Denver is less than $243.

Are there last-minute flights available from Boise to Denver for under $100?

There are currently 20+ open flights from Boise to Denver within the next 7 days for less than $100.

What days are nonstop flights available from Boise to Denver?

Days when nonstop flights are available for this flight are: Sunday, Thursday, Friday, Saturday.

How popular is this Boise to Denver flight route?

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

Travelers can expect 19 flights from Boise to Denver on average per day.
Early Morning (Midnight to 6am) - 5% of flight departures
Morning (6am - Noon) - 58% of flight departures
Afternoon (Noon - 6pm) - 37% of flight departures

How long is the flight from Boise to Denver?

Airlines like Spirit Airlines fly from Boise to Denver in about 10h 24m. The time it takes to get you to your destination can typically vary by up to . The distance between Boise and Denver is about 651 mi.

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

Currently priced at $68, Spirit Airlines will fly you from Boise to Denver and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. This flight start at 80% lower than the current average price 3 months from now.

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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $41. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Boise to Denver for a low price.

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

What are the most reliable airlines from Boise to Denver?

Before booking your flight to Denver from Boise, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (95%), United Airlines (84%), Air Canada( 78%).

What are the cheapest flights from Boise to Denver?

Looking for the cheapest flight from Boise to Denver? While on average our users pay $893, our data indicates the cheapest price to be $116. The most popular route (Boise Air Term. Gowen Fld - Denver Intl), is priced around $68.

What does BOI to DEN mean?

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Boise Air Term. Gowen Fld Airport to Denver Intl Airport flight would often be abbreviated as a BOI to DEN flight.

Alternative routes for Boise to Denver

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

Top 3 airlines flying from Boise to Denver

The chart below displays the airlines Cheapflights users traveling from Boise to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$93Average$193FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$160Average$326FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$226Average$365FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Hourly flight availability from Boise to Denver

See what time of day planes typically take off from Boise to Denver
7%of flight departuresEarly morningMidnight to 6 am
39%of flight departuresMorning6 am to noon
54%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Boise to Denver

See how many times per day planes take to the skies headed from Boise to Denver
Sunday9daily flights
Monday10daily flights
Tuesday9daily flights
Wednesday10daily flights
Thursday10daily flights
Friday9daily flights
Saturday6daily flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Boise to Denver flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Boise to Denver 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 Boise to Denver with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Boise to Denver flexibly with Cheapflights today.

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Of course! You can now track prices for flights from Boise to Denver and get an alert from Cheapflights when they change. Have a valid email address ready and make a flight search when you’re ready to set up your price alert.

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