Cheap Flights to Southern Idaho

View AU$901 flight on Fri, 20 Mar 2026Opens in a new window

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Cheap Tickets to Southern Idaho

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 20 Mar - Tue, 21 Apr
MEL
Melbourne
IDA
Idaho Falls
AU$1,430 Return, found 6 days ago
AU$1,430
Return
found 6 days ago
Select Delta flight, departing Fri, 20 Mar from Melbourne to Idaho Falls, returning Tue, 21 Apr, priced at AU$1,430 found 6 days ago
American Airlines
Wed, 5 Nov - Wed, 12 Nov
BNE
Brisbane
BOI
Boise
AU$1,509 Return, found 6 hours ago
AU$1,509
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 5 Nov from Brisbane to Boise, returning Wed, 12 Nov, priced at AU$1,509 found 6 hours ago
Jetstar
Wed, 5 Nov - Wed, 12 Nov
BNE
Brisbane
BOI
Boise
AU$1,541 Return, found 6 hours ago
AU$1,541
Return
found 6 hours ago
Select Jetstar flight, departing Wed, 5 Nov from Brisbane to Boise, returning Wed, 12 Nov, priced at AU$1,541 found 6 hours ago
Qantas Airways
Wed, 5 Nov - Wed, 12 Nov
BNE
Brisbane
BOI
Boise
AU$1,567 Return, found 6 hours ago
AU$1,567
Return
found 6 hours ago
Select Qantas Airways flight, departing Wed, 5 Nov from Brisbane to Boise, returning Wed, 12 Nov, priced at AU$1,567 found 6 hours ago
Air New Zealand
Thu, 27 Nov - Tue, 9 Dec
MEL
Melbourne
BOI
Boise
AU$1,597 Return, found 4 hours ago
AU$1,597
Return
found 4 hours ago
Select Air New Zealand flight, departing Thu, 27 Nov from Melbourne to Boise, returning Tue, 9 Dec, priced at AU$1,597 found 4 hours ago

Find the cheapest month to fly from Columbus (CMH) to Boise (BOI)

September is typically the cheapest month to fly

From AU$318 - AU$875 per traveller.

Frequently asked questions

How do I find cheap flights to Southern Idaho that have flexible change policies?
It's as easy as can be with Expedia. Step 1: Type in your travel details and press "Search." Step 2: Check the "No change fee" box below the "Flexible change policies" subheading to the left of your screen. Step 3. Snag your cheap and flexible flight to Southern Idaho.
Which airlines fly to Southern Idaho?
You can take your pick of a good range of airlines that fly into or near Southern Idaho. A few of your best options are:

  • Alaska Airlines - 754 flights to or near Southern Idaho each month, including 754 flights to Boise Airport (BOI) per month.
  • Delta Air Lines - 489 flights to or near Southern Idaho each month, including 489 flights to Boise Airport (BOI) per month.
  • United Airlines - 303 flights to or near Southern Idaho each month, including 303 flights to Boise Airport (BOI) per month.

How can I find cheap tickets to Southern Idaho?
One of the best ways to nab cheap tickets to Southern Idaho is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The best price for a flight to Southern Idaho in the last seven days was AU$1,430. Booking well in advance will generally help you get an even better deal.
How much is a flight to Southern Idaho?
In the last seven days, return airfares to Southern Idaho sold from just AU$1,430 and reached a maximum of AU$1,597. For one-way trips taking off from Melbourne (MEL), the lowest amount paid during this same period was AU$901.
What are the most popular airports to fly into in Southern Idaho?
Boise Airport (BOI) is the main jumping-off point for those travelling to Southern Idaho. Approximately 1 994 monthly flights touch down at this airport.
When is the cheapest time to fly to Southern Idaho?
Departing on a Tuesday, followed by a Monday, is generally the best way to pick up the cheapest deal. Stay away from the weekends if possible, because Saturday is typically the costliest day. Spend the money you saved enjoying yourself in Southern Idaho instead!
How much is a plane ticket to Southern Idaho?
In the last seven days, plane fares varied between AU$1,430 and AU$1,597. Take a look at our fabulous deals to Southern Idaho, make a booking and then start packing your suitcase.
What months are the cheapest to book a flight to Southern Idaho?
The ideal month to book affordable flights to Southern Idaho is February. Keep in mind that in the United States, an expensive time to purchase a ticket is the month of December.

Book with confidence

Southern Idaho Flights

Have the time of your life in Southern Idaho

Flying to Southern Idaho is now easier than ever when you use Expedia to book your trip. We’ve got an extensive catalogue of Southern Idaho flight deals, giving you the greatest number of options to choose from. Whether you prefer to fly on weekdays or weekends, in the morning or at night, a quick search on Expedia.com.au will help you find cheap tickets to Southern Idaho in seconds. We even make it simple for you to stick with a certain airline if you’re trying to rack up frequent flyer points.

Tips for flying and packing light

If it’s been a while since you’ve travelled, you might be due for a refresher when it comes to flying. That’s where our helpful blog, Out There Starts Here, comes in. Wondering whether to pack for fine dining or more casual eats? Or whether you really need to bring a jacket? Written by seasoned travel experts, the articles on our blog provide you with the latest details about certain destinations, so you know just what to expect. Check out some of our recent articles for the smartest ways to see the sights.

Fly for less when you bundle airfare and accommodation

Our already low airfares are even more affordable when you bundle your flights with a stay at one of the hotels in Southern Idaho. By booking all of your travel plans with us, you’ll save time and money, and enjoy the convenience of having all of your arrangements in one place.

Get the power of planning in the palm of your hand

Booking your trip to Southern Idaho, Idaho has never been easier than when you use our mobile app to plan your dream getaway. The Expedia App is available on both Android and iOS, allowing you to reserve flights and hotels at any time of day, no matter what kind of phone you use. You’ll also get exclusive offers, receive flight updates, and can earn extra points. Wherever you are, the Expedia App helps you get where you want to be.

Join the Expedia Rewards Program

If you enjoy the finer things in life, sign up for our rewards program to receive exclusive benefits when you book with us. Expedia Rewards opens the door to member-only deals, +VIP Access hotel benefits, and earning Expedia Rewards points, that you can redeem your way. You’ll also get access to Unreal Deals that could save you the price of a plane ticket to Southern Idaho when bundled with your accommodation.

What are you waiting for?

Expedia.com.au helps you find cheap flights to Southern Idaho AU$1,430. So why wait another second to begin planning your trip? Start your search right now, and you could be boarding the next Southern Idaho-bound flight. Bon voyage!

Southern Idaho Flights

Travel information

Destination airport
Idaho Falls Regional
Destination airport IATA code
IDA
Destination city name
Idaho Falls
Return price
AU$1,430

Trending flights to Southern Idaho

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 5 Nov - Wed, 12 Nov
BNE
Brisbane
BOI
Boise
AU$1,509 Return, found 6 hours ago
AU$1,509
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 5 Nov from Brisbane to Boise, returning Wed, 12 Nov, priced at AU$1,509 found 6 hours ago

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