COS - IDA

$274 Find Cheap Flights from Colorado Springs to Idaho Falls - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$339
Typical prices: $394-$579
Delta
Mon 11/19Wed 11/21
COS - IDA • 1 stop
Cheapest one-way
$274
Typical prices: $330-$518
United Airlines
Thu 10/4
COS - IDA • 1 stop
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $455 (round-trip)
Salt Lake City (SLC)
Shortest trip • 4h 48m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Idaho Falls!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Colorado Springs to Idaho Falls (COS-IDA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Colorado Springs to Idaho Falls

Thu, Nov 19 - Sat, Nov 21
Delta Logo
6:08 pm - 9:59 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
3h 51m1 stop Salt Lake City
Delta Logo
6:57 pm - 10:22 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
3h 25m1 stop Salt Lake City
$339Delta
Tue, Oct 13 - Wed, Oct 21
Delta Logo
6:07 pm - 10:10 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
4h 03m1 stop Salt Lake City
Delta Logo
6:56 pm - 10:22 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
3h 26m1 stop Salt Lake City
$339Delta
Tue, Oct 13 - Tue, Oct 20
Delta Logo
6:07 pm - 10:10 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
4h 03m1 stop Salt Lake City
Delta Logo
6:56 pm - 10:22 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
3h 26m1 stop Salt Lake City
$339Delta
Fri, Sep 25 - Tue, Oct 6
United Airlines Logo
6:00 am - 9:53 amCOS  Colorado Springs-IDA Idaho Falls Fanning Field
3h 53m1 stop Denver Intl
United Airlines Logo
5:51 pm - 10:06 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
4h 15m1 stop Denver Intl
$384United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
10:27 am - 5:16 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
6h 49m1 stop Denver Intl
United Airlines Logo
2:35 pm - 8:49 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
6h 14m1 stop Denver Intl
$399United Airlines
Tue, Sep 29 - Sat, Oct 3
Delta Logo
6:11 pm - 10:22 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
4h 11m1 stop Salt Lake City
Delta Logo
1:05 pm - 5:31 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
4h 26m1 stop Salt Lake City
$399Delta
Tue, Nov 24 - Tue, Dec 1
United Airlines Logo
6:00 am - 9:53 amCOS  Colorado Springs-IDA Idaho Falls Fanning Field
3h 53m1 stop Denver Intl
United Airlines Logo
4:10 pm - 9:22 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
5h 12m1 stop Denver Intl
$419United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
10:27 am - 5:16 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
6h 49m1 stop Denver Intl
United Airlines Logo
2:35 pm - 8:49 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
6h 14m1 stop Denver Intl
$419United Airlines
Mon, Nov 23 - Tue, Dec 1
United Airlines Logo
10:34 am - 3:38 pmCOS  Colorado Springs-IDA Idaho Falls Fanning Field
5h 04m1 stop Denver Intl
United Airlines Logo
4:10 pm - 10:03 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
5h 53m1 stop Denver Intl
$419United Airlines
Thu, Nov 19 - Fri, Nov 27
United Airlines Logo
6:00 am - 9:53 amCOS  Colorado Springs-IDA Idaho Falls Fanning Field
3h 53m1 stop Denver Intl
United Airlines Logo
5:30 pm - 10:03 pmIDA  Idaho Falls Fanning Field-COS Colorado Springs
4h 33m1 stop Denver Intl
$464United Airlines
Booking Insights

Price, demand and travel trends for Colorado Springs to Idaho Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Colorado Springs to Idaho Falls with more confidence.

How much is a round-trip flight from Colorado Springs to Idaho Falls?

Round-trip flights from Colorado Springs to Idaho Falls start at $339. Prices are below average for this route right now, with typical round-trip fares ranging from $394 to $579. The lowest price found in the past 5 days was $339 on Delta.

Find deals

Key details for Colorado Springs to Idaho Falls flights

Cheapest flight

$274
Flight from Colorado Springs to Idaho Falls

When to book flights from Colorado Springs to Idaho Falls

Are your dates flexible? Find out the best times to travel from Colorado Springs to Idaho Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Colorado Springs to Idaho Falls flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Colorado Springs to Idaho Falls?

    Flights from Colorado Springs to Idaho Falls usually depart from Colorado Springs (COS) and arrive at Idaho Falls Fanning Field (IDA).

  • What cabin classes can I book on flights from Colorado Springs to Idaho Falls?

    Only Economy Class is available on flights from Colorado Springs to Idaho Falls.

  • Which airports do connecting flights from Colorado Springs to Idaho Falls pass through?

    Connecting flights from Colorado Springs to Idaho Falls most commonly pass through:

    • Denver Intl (DEN) - 71% of one-stop connections
    • Salt Lake City (SLC) - 29% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Colorado Springs to Idaho Falls?

    Yes. Being flexible with your travel dates can save you up to 52% on the Colorado Springs to Idaho Falls route. Wednesday is the cheapest departure day at $283 round-trip on average, while Tuesday is the most expensive at $579, a difference of $296. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Colorado Springs to Idaho Falls?

    There are currently no nonstop flights available from Colorado Springs to Idaho Falls. Flights with 1 layover take between 4h 33m and 4h 48m in total, depending on the connection.

  • Do I need a passport to fly from Colorado Springs to Idaho Falls?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Colorado Springs to Idaho Falls changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $339 to $1,322. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Colorado Springs to Idaho Falls looking right now?

    One-way fares from Colorado Springs to Idaho Falls are currently higher than usual. Average one-way flight prices are about $557, which is 20% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Colorado Springs to Idaho Falls?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 4h 33m, compared with 4h 48m via Salt Lake City (SLC).

  • What car rental options are available at Idaho Falls Fanning Field Airport (IDA)?

    Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates starting from around $34 for economy cars. Top options include:
    • Alamo
    • Hertz
    • Enterprise Rent-A-Car
    • Budget
    • National

  • How much should I expect to pay for a Colorado Springs to Idaho Falls flight?

    Round-trip flights from Colorado Springs to Idaho Falls range from $394 to $579, with an average of $508 over the past 12 months. Anything below $394 counts as a good deal.

Your guide to booking Colorado Springs to Idaho Falls flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Tuesday. On this route, Wednesday flights average $283 - about $296 less than Tuesday (51% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Idaho Falls Fanning Field Airport.
    - Tru by Hilton Idaho Falls
    - Quality Inn Idaho Falls
    - Best Western Driftwood Inn

More options for your flight from Colorado Springs to Idaho Falls

Complete your trip to Idaho Falls with a hotel stay or car rental

Car rentals in Idaho Falls
Hotels in Idaho Falls
Vacations in Idaho Falls