$131 Cheap Flights from Carlsbad (CLD) to Idaho Falls (IDA)

View $131 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines from Carlsbad, CA (CLD-McClellan-Palomar) to Idaho Falls Regional Airport (IDA)

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Cheap Flights from Carlsbad to Idaho Falls (CLD-IDA)

Prices were available within the past 7 days and start at $131 for one-way flights and $285 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Apr 18 - Fri, Apr 24
CLD
Carlsbad
IDA
Idaho Falls
$285 Roundtrip, found 20 hours ago
$285
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Sat, Apr 18 from Carlsbad to Idaho Falls, returning Fri, Apr 24, priced at $285 found 20 hours ago
American Airlines
Sat, Jan 10 - Tue, Jan 13
CLD
Carlsbad
IDA
Idaho Falls
$311 Roundtrip, found 4 days ago
$311
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Jan 10 from Carlsbad to Idaho Falls, returning Tue, Jan 13, priced at $311 found 4 days ago
American Airlines
Sat, Nov 15 - Mon, Nov 17
CLD
Carlsbad
IDA
Idaho Falls
$340 Roundtrip, found 1 day ago
$340
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Nov 15 from Carlsbad to Idaho Falls, returning Mon, Nov 17, priced at $340 found 1 day ago
United
Sat, Apr 11 - Sat, Apr 18
CLD
Carlsbad
IDA
Idaho Falls
$346 Roundtrip, found 20 hours ago
$346
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Apr 11 from Carlsbad to Idaho Falls, returning Sat, Apr 18, priced at $346 found 20 hours ago
American Airlines
Wed, Jan 21 - Wed, Jan 28
CLD
Carlsbad
IDA
Idaho Falls
$350 Roundtrip, found 3 days ago
$350
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Jan 21 from Carlsbad to Idaho Falls, returning Wed, Jan 28, priced at $350 found 3 days ago
American Airlines
Sat, Apr 18 - Fri, Apr 24
CLD
Carlsbad
IDA
Idaho Falls
$355 Roundtrip, found 20 hours ago
$355
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Sat, Apr 18 from Carlsbad to Idaho Falls, returning Fri, Apr 24, priced at $355 found 20 hours ago
American Airlines
Thu, Nov 13 - Sun, Nov 16
CLD
Carlsbad
IDA
Idaho Falls
$360 Roundtrip, found 2 days ago
$360
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Carlsbad to Idaho Falls, returning Sun, Nov 16, priced at $360 found 2 days ago
American Airlines
Sat, Dec 20 - Sun, Dec 21
CLD
Carlsbad
IDA
Idaho Falls
$364 Roundtrip, just found
$364
Roundtrip
just found
Select American Airlines flight, departing Sat, Dec 20 from Carlsbad to Idaho Falls, returning Sun, Dec 21, priced at $364 just found
American Airlines
Sat, Apr 11 - Sat, Apr 18
CLD
Carlsbad
IDA
Idaho Falls
$370 Roundtrip, found 20 hours ago
$370
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Sat, Apr 11 from Carlsbad to Idaho Falls, returning Sat, Apr 18, priced at $370 found 20 hours ago
United
Sat, Apr 11 - Sat, Apr 18
CLD
Carlsbad
IDA
Idaho Falls
$382 Roundtrip, found 20 hours ago
$382
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Apr 11 from Carlsbad to Idaho Falls, returning Sat, Apr 18, priced at $382 found 20 hours ago

Alternative airports near Idaho Falls

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

Select flight to Idaho Falls Regional IDA. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $414
IDA
Idaho Falls Regional
CheapestClosest
Average driving time to city center5 min
Flights from $414

Frequently asked questions

How much does a flight from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA) cost?
Snag a cheap one-way flight from $131 or cheap return flight from $285 from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA)?
The cheapest month to fly from CLD to IDA is April, when there's less demand. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA)?
To find the cheapest airline flying from CLD to IDA, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA)?
Nonstop flights from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CLD to IDA?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA)?
To touch down at Idaho Falls Regional Airport (IDA) on schedule, opt for a flight that leaves from McClellan-Palomar Airport (CLD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA) last-minute?
Last-minute fares from CLD to IDA are generally more expensive. For the best rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before your journey.
Is it cheaper to book a CLD to IDA flight and hotel package?
You'll generally save money by securing a CLD to IDA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from McClellan-Palomar Airport (CLD) to Idaho Falls Regional Airport (IDA)?
In most instances, you're able to cancel or reschedule your CLD to IDA flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
McClellan-Palomar
Destination airport
Idaho Falls Regional
Airlines serving
American Airlines
Roundtrip price
$284
Distance
770 mi

Book with confidence

Carlsbad to Idaho Falls Flights

The cheapest times to fly from Carlsbad to Idaho Falls

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 Carlsbad to Idaho Falls are during the month of April. You can find some of the cheapest flights from Carlsbad to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Carlsbad to Idaho Falls: 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 Carlsbad to Idaho Falls

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 Carlsbad to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $131 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 Carlsbad to Idaho Falls 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 Carlsbad to Idaho Falls 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.

 

Carlsbad to Idaho Falls Flights

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*Available to One Key members.