Cheap Flights from Idaho Falls (IDA) to St. George Island (STG)

Popular airlines from Idaho Falls Regional Airport (IDA) to St. George Island, AK (STG)

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Frequently asked questions

How much does a flight from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG) cost?
Secure a cheap one-way flight or cheap return flight from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between IDA and STG. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG)?
To find the cheapest airline flying from IDA to STG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG)?
You'll need to hop on a flight with a layover if you're traveling from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from IDA to STG?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*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 St. George Island Airport (STG)?
To touch down at St. George Island Airport (STG) on time, pick a flight that leaves Idaho Falls Regional Airport (IDA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 St. George Island Airport (STG) last-minute?
Last-minute bookings from IDA to STG are usually more expensive. For the cheapest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, you may score a cheap fare just before your departure.
Is it cheaper to book an IDA to STG flight and hotel package?
Compared with arranging flights and hotels separately, booking an IDA to STG flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to St. George Island Airport (STG)?
If you reserved your IDA to STG flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Origin airport
Idaho Falls Regional
Destination airport
St. George Island
Distance
2620 mi

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Idaho Falls to St. George Island Flights

The cheapest times to fly from Idaho Falls to St. George Island

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

 

The best time to book a flight from Idaho Falls to St. George Island

Sunday is one of the best days to book for cheap flights from Idaho Falls to St. George Island: 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 St. George Island

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 St. George Island 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 Idaho Falls to St. George Island 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 St. George Island 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.

 

Idaho Falls to St. George Island Flights

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