Cheap flights from Idaho (ID) to Denver (DEN)

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How to find the cheapest flight from
Idaho to Denver (DEN)

All the information you need to plan the best null to DEN flight in 2021: compare Idaho to Denver flight prices with the expected peak season, weather and rainfall in Denver.
How far in advance should I book a flight from Idaho to Denver?

To save up to 12% on this flight, we recommend booking at least 14 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Idaho to Denver from $88 1-2 weeks out and tickets from $106 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of August. Prices to Denver from Idaho average $98. You can even find prices in August for less than $98, as users have found deals to Denver from as low as $36. The month of December appears to be one of the more expensive times to travel to Denver from Idaho. Flying in the targeted month can save you up to 38%.

Cheap flights from Idaho to Denver in June, July 2021

The best prices found for Idaho to DEN flights for June, July
4 Jul - 8 Jul
$70pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld
13 Jul - 20 Jul
$81pp
GEG
Spokane
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
GEG
Spokane
8 Jul - 15 Jul
$84pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld

Idaho to Denver 2021 flight deals

Cheap flights to Denver from Idaho found for this year
4 Jul - 8 Jul
$70pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld
10 Sep - 12 Sep
$81pp
GEG
Spokane
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
GEG
Spokane
9 Sep - 12 Sep
$84pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld

Non-stop flights to Denver from Idaho

Save time with Idaho to Denver direct flight deals
4 Jul - 8 Jul
$70pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld
10 Sep - 12 Sep
$81pp
GEG
Spokane
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
GEG
Spokane
9 Sep - 12 Sep
$84pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld

Last minute flights from Idaho to Denver

Late deals on round-trip flights to Denver from Idaho, departing today and this week
1 Jul - 8 Jul
$95pp
GEG
Spokane
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
GEG
Spokane
27 Jun - 1 Jul
$110pp
BOI
Boise Air Term. Gowen Fld
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
BOI
Boise Air Term. Gowen Fld
1 Jul - 8 Jul
$128pp
GEG
Spokane
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
GEG
Spokane

One-way flights to Denver from Idaho

The cheapest one-way flights from Idaho to Denver
4:44 pm - 7:59 pm
Frontier
Nonstop
2h 15m
GEG - DEN
Frontier
$75
Kiwi.com
10:42 am - 12:37 pm
United Airlines
Nonstop
1h 55m
TWF - DEN
United Airlines
$85
United
5:10 pm - 12:32 am
Multiple Airlines
1 Stop
7h 22m
BOI - DEN
Multiple Airlines
$86
FareScan

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Idaho</span> to <span class="emphasized">Denver</span> flights.

Flight FAQs

From Idaho to Denver

Are flight prices decreasing from Idaho to Denver due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Idaho and Denver for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Idaho to Denver Intl to control the spread of COVID-19?

Alaska Airlines is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Idaho to Denver Intl. Policies will vary by airline.

Which airlines flying from Idaho to Denver Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Frontier, and Delta flying from Idaho to Denver Intl have implemented new flexible cancellation policies.

What airport do you fly into for flights to Denver from Idaho?

Most people fly into Denver Intl (DEN) if they book a flight to Denver from Idaho. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

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

Yes, there are multiple flights from Idaho to Denver for under $100. The cheapest flight booked recently is on Frontier for just $70, but on average you can expect to pay $109.

Are there nonstop flights from Idaho to Denver for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Idaho to Denver under $100. A good price for a nonstop flight from Idaho to Denver is less than $117.

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

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

What days are nonstop flights available from Idaho to Denver?

You can find nonstop flights on the following days: Wednesday, Friday.

How popular is this flight route?

This flight path from Idaho to Denver Intl was viewed by 48 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

Before booking your flight from Idaho to Denver check out the most popular airlines for this route: Major Airline, American Airlines or Alaska Airlines.

What are the most popular routes from Idaho to Denver?

Most travelers choose Boise Air Term. Gowen Fld - Denver Intl, Spokane - Denver Intl or Idaho Falls Fanning Field - Denver Intl when deciding on the best route from Idaho to Denver.

What are the cheapest Flights from Idaho to Denver?

While on average a flight from Idaho to Denver is generally $358, our data shows the cheapest flight currently is $15. When looking at the most popular route, (Boise Air Term. Gowen Fld - Denver Intl), you can expect to pay $123 for that flight.

What are the most reliable airlines from Idaho to Denver?

Before booking your flight to Denver from Idaho, check out the most reliable airlines to get you to your destination on time: Lufthansa (90%), Air Canada (87%), SkyWest Airlines( 86%).

How long is the flight from Idaho to Denver?

There are many flights that can get you from Idaho to Denver in 1h 36m. Fly via United Airlines or Frontier to get the fastest option. Generally, flights for this route are nonstop.

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

Flying on Frontier is currently your cheapest option to Denver, with prices starting at $70.

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

The cheapest airlines for a one-way flight from Idaho to Denver are Frontier ($30), United Airlines ($79), and Delta ($88).

Departure points for flights from Idaho to Denver

Select to see more specific information for flights to Denver from all departure points in Idaho.

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from Idaho to Denver.
Flight duration
2h 06m
Average temperature for June in Denver
82.4 °F
Avg rainfall for June in Denver
1.8 ″

Airports servicing

Idaho Falls (IDA)
Lewiston (LWS)
Pocatello (PIH)
Hailey Sun Valley-Friedman (SUN)
Twin Falls (TWF)

Airports servicing Denver

Top 5 airlines flying from Idaho to Denver

The chart below displays the airlines Cheapflights users traveling from Idaho to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$24 $84 No cancel fee 62%
Alaska Airlines
$105 $318 No cancel fee 75%
American Airlines
$80 $318 No cancel fee 71%
Delta
$112 $360 No cancel fee N/A
United Airlines
$133 $380 No cancel fee 69%
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