Cheap Flights from Augusta (AUG) to Idaho Falls (IDA)

Popular airlines from Augusta, ME (AUG-Augusta State) to Idaho Falls Regional Airport (IDA)

Cheap Flights from Augusta to Idaho Falls (AUG-IDA)

Prices were available within the past 7 days and start at for one-way flights and $678 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Tue, Oct 14 - Mon, Oct 27
AUG
Augusta
IDA
Idaho Falls
$678 Roundtrip, found 3 days ago
$678
Roundtrip
found 3 days ago
Select Cape Air flight, departing Tue, Oct 14 from Augusta to Idaho Falls, returning Mon, Oct 27, priced at $678 found 3 days ago
Cape Air
Tue, Oct 14 - Sun, Nov 2
AUG
Augusta
IDA
Idaho Falls
$693 Roundtrip, found 3 days ago
$693
Roundtrip
found 3 days ago
Select Cape Air flight, departing Tue, Oct 14 from Augusta to Idaho Falls, returning Sun, Nov 2, priced at $693 found 3 days ago
Cape Air
Sat, Sep 20 - Mon, Sep 22
AUG
Augusta
IDA
Idaho Falls
$695 Roundtrip, found 3 days ago
$695
Roundtrip
found 3 days ago
Select Cape Air flight, departing Sat, Sep 20 from Augusta to Idaho Falls, returning Mon, Sep 22, priced at $695 found 3 days ago
Cape Air
Tue, Oct 14 - Sat, Nov 1
AUG
Augusta
IDA
Idaho Falls
$723 Roundtrip, found 3 days ago
$723
Roundtrip
found 3 days ago
Select Cape Air flight, departing Tue, Oct 14 from Augusta to Idaho Falls, returning Sat, Nov 1, priced at $723 found 3 days ago
Cape Air
Fri, Oct 17 - Mon, Oct 27
AUG
Augusta
IDA
Idaho Falls
$746 Roundtrip, found 3 days ago
$746
Roundtrip
found 3 days ago
Select Cape Air flight, departing Fri, Oct 17 from Augusta to Idaho Falls, returning Mon, Oct 27, priced at $746 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$785 Roundtrip, found 3 days ago
$785
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $785 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$795 Roundtrip, found 3 days ago
$795
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $795 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$844 Roundtrip, found 3 days ago
$844
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $844 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$854 Roundtrip, found 3 days ago
$854
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $854 found 3 days ago
Cape Air
Thu, Oct 16 - Thu, Oct 30
AUG
Augusta
IDA
Idaho Falls
$904 Roundtrip, found 3 days ago
$904
Roundtrip
found 3 days ago
Select Cape Air flight, departing Thu, Oct 16 from Augusta to Idaho Falls, returning Thu, Oct 30, priced at $904 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$928 Roundtrip, found 3 days ago
$928
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $928 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$938 Roundtrip, found 3 days ago
$938
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $938 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$948 Roundtrip, found 3 days ago
$948
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $948 found 3 days ago
Cape Air
Thu, Oct 16 - Thu, Oct 30
AUG
Augusta
IDA
Idaho Falls
$978 Roundtrip, found 3 days ago
$978
Roundtrip
found 3 days ago
Select Cape Air flight, departing Thu, Oct 16 from Augusta to Idaho Falls, returning Thu, Oct 30, priced at $978 found 3 days ago
Cape Air
Thu, Oct 16 - Thu, Oct 30
AUG
Augusta
IDA
Idaho Falls
$1,046 Roundtrip, found 3 days ago
$1,046
Roundtrip
found 3 days ago
Select Cape Air flight, departing Thu, Oct 16 from Augusta to Idaho Falls, returning Thu, Oct 30, priced at $1,046 found 3 days ago
Cape Air
Thu, Oct 16 - Thu, Oct 30
AUG
Augusta
IDA
Idaho Falls
$1,048 Roundtrip, found 3 days ago
$1,048
Roundtrip
found 3 days ago
Select Cape Air flight, departing Thu, Oct 16 from Augusta to Idaho Falls, returning Thu, Oct 30, priced at $1,048 found 3 days ago
Cape Air
Thu, Oct 16 - Thu, Oct 30
AUG
Augusta
IDA
Idaho Falls
$1,068 Roundtrip, found 3 days ago
$1,068
Roundtrip
found 3 days ago
Select Cape Air flight, departing Thu, Oct 16 from Augusta to Idaho Falls, returning Thu, Oct 30, priced at $1,068 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$1,094 Roundtrip, found 3 days ago
$1,094
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $1,094 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$1,129 Roundtrip, found 3 days ago
$1,129
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $1,129 found 3 days ago
Cape Air
Wed, Sep 17 - Sun, Sep 21
AUG
Augusta
IDA
Idaho Falls
$1,173 Roundtrip, found 3 days ago
$1,173
Roundtrip
found 3 days ago
Select Cape Air flight, departing Wed, Sep 17 from Augusta to Idaho Falls, returning Sun, Sep 21, priced at $1,173 found 3 days ago
Flights from Augusta (AUG) to Idaho Falls (IDA)
Origin airport
Augusta State
Destination airport
Idaho Falls Regional
Roundtrip price
$677
Distance
2081 mi

Augusta to Idaho Falls Flights

The cheapest times to fly from Augusta 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 Augusta to Idaho Falls are during the month of October. You can find some of the cheapest flights from Augusta to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Augusta 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 Augusta 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 Augusta to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Augusta 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 Augusta 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.

 

Frequently asked questions

How much does a flight from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA) cost?
Secure a cheap one-way flight or cheap return flight from $678 from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA)?
October is the least expensive month to fly from AUG to IDA. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA)?
To find the cheapest airline that'll fly you from AUG to IDA, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA)?
There aren't any daily nonstop flights departing from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from AUG to IDA?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA)?
To avoid potential delays on the Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA) last-minute?
Last-minute fares from AUG to IDA are generally more expensive. To lock in the lowest rates, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before you leave.
Is it cheaper to book an AUG to IDA flight and hotel package?
You'll typically save money by booking an AUG to IDA 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 it all in one place. After selecting your ideal accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Augusta State Airport (AUG) to Idaho Falls Regional Airport (IDA)?
In most cases, you can cancel or modify your AUG to IDA flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.