$216 Cheap Flights from Idaho Falls (IDA) to Columbia (COU)

View $216 flight on Thu, Nov 27, 2025Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Columbia, MO (COU-Columbia Regional)

Cheap Flights from Idaho Falls to Columbia (IDA-COU)

Prices were available within the past 7 days and start at $216 for one-way flights and $334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Dec 21 - Wed, Jan 7
IDA
Idaho Falls
COU
Columbia
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago
Select United flight, departing Sun, Dec 21 from Idaho Falls to Columbia, returning Wed, Jan 7, priced at $334 found 5 days ago
United
Wed, Mar 18 - Tue, Mar 24
IDA
Idaho Falls
COU
Columbia
$369 Roundtrip, found 8 hours ago
$369
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Mar 18 from Idaho Falls to Columbia, returning Tue, Mar 24, priced at $369 found 8 hours ago
United
Thu, Nov 27 - Wed, Dec 10
IDA
Idaho Falls
COU
Columbia
$374 Roundtrip, found 3 days ago
$374
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Idaho Falls to Columbia, returning Wed, Dec 10, priced at $374 found 3 days ago
United
Wed, Dec 24 - Wed, Jan 7
IDA
Idaho Falls
COU
Columbia
$393 Roundtrip, found 5 days ago
$393
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 24 from Idaho Falls to Columbia, returning Wed, Jan 7, priced at $393 found 5 days ago
United
Mon, Oct 27 - Sat, Nov 1
IDA
Idaho Falls
COU
Columbia
$398 Roundtrip, found 5 days ago
$398
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 27 from Idaho Falls to Columbia, returning Sat, Nov 1, priced at $398 found 5 days ago
United
Sat, Oct 25 - Fri, Oct 31
IDA
Idaho Falls
COU
Columbia
$404 Roundtrip, found 5 days ago
$404
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 25 from Idaho Falls to Columbia, returning Fri, Oct 31, priced at $404 found 5 days ago
United
Wed, Mar 18 - Sun, Mar 22
IDA
Idaho Falls
COU
Columbia
$409 Roundtrip, found 8 hours ago
$409
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Mar 18 from Idaho Falls to Columbia, returning Sun, Mar 22, priced at $409 found 8 hours ago
United
Wed, Dec 31 - Wed, Jan 14
IDA
Idaho Falls
COU
Columbia
$415 Roundtrip, found 5 days ago
$415
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 31 from Idaho Falls to Columbia, returning Wed, Jan 14, priced at $415 found 5 days ago
United
Thu, Nov 27 - Thu, Dec 4
IDA
Idaho Falls
COU
Columbia
$423 Roundtrip, found 3 days ago
$423
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Idaho Falls to Columbia, returning Thu, Dec 4, priced at $423 found 3 days ago
American Airlines
Tue, Nov 18 - Sat, Dec 6
IDA
Idaho Falls
COU
Columbia
$490 Roundtrip, found 5 days ago
$490
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Nov 18 from Idaho Falls to Columbia, returning Sat, Dec 6, priced at $490 found 5 days ago

Alternative airports near Columbia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Columbia Regional COU. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $763
COU
Columbia Regional
CheapestClosest
Average driving time to city center16 min
Flights from $763
Flights from Idaho Falls (IDA) to Columbia (COU)
Origin airport
Idaho Falls Regional
Destination airport
Columbia Regional
Airlines serving
American Airlines, United
Roundtrip price
$333
Distance
1078 mi

Idaho Falls to Columbia Flights

The cheapest times to fly from Idaho Falls to Columbia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Idaho Falls to Columbia are during the month of December. You can find some of the cheapest flights from Idaho Falls to Columbia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Idaho Falls to Columbia

Sunday is one of the best days to book for cheap flights from Idaho Falls to Columbia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Idaho Falls to Columbia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Idaho Falls to Columbia in 2025. You can also book with separate airlines for your outbound and return journeys, from $216 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Idaho Falls to Columbia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Idaho Falls to Columbia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU) cost?
Secure a cheap one-way flight from $216 or cheap return flight from $334 from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU)?
The cheapest month to fly from IDA to COU is December, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from IDA to COU. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU)?
Nonstop flights from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IDA to COU?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU)?
To avoid possible delays on the Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU) last-minute?
Last-minute bookings from IDA to COU are usually more expensive. To lock in the cheapest rates, start searching for flights well in advance. That said, if you're flexible with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book an IDA to COU flight and hotel package?
You'll typically save money by securing an IDA to COU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your ideal accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to Columbia Regional Airport (COU)?
It's usually possible to cancel or reschedule your IDA to COU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.