$234 Cheap flight deals from St. Louis (STL) to Idaho Falls (IDA)

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Airfares from $234 One Way, $430 Round Trip from St. Louis to Idaho Falls

Prices starting at $430 for return flights and $234 for one-way flights to Idaho Falls were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To Idaho Falls from St. Louis

Route Information for Flights from St. Louis to Idaho Falls

Origin Airport IATA Code
STL
Destination Airport IATA Code
IDA
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Plan Your Trip from St Louis to Idaho Falls

Lambert-St. Louis International Airport

Planning a trip on a budget can often be a challenge. Orbitz.com allows travelers to search many different airlines at once to find cheap flights from St. Louis, Missouri. The Lambert-St. Louis International Airport is located 15 miles northwest of downtown on Airflight Drive. Thirteen airlines provide services to the airport, including US Airways, United Airlines, Delta and American Airlines.

Parking at the Airport

Parking at the Lambert-St. Louis International Airport is provided by Super Park. Both long-term and short-term parking are available. Shuttle services are available 24 hours a day to and from the parking areas to the main terminal. Super Park ensures the closest parking available, and in many cases, parking is within walking distance to the terminal. Fees are charged by the hour or by the day with discounts for weekly parking.

Transportation to the Airport

Go Best Express Airport Shuttle offers shared shuttle rides to and from all downtown hotels and businesses in St. Louis. Shuttles are available every 15 to 30 minutes all day, and reservations are recommended. The MetroLink has 37 stations that provide service to and from the airport. The Link is available for a flat fee. The Metropolitan Taxicab Commission services the Lambert-St. Louis International Airport, and it provides metered transportation in and around St. Louis. Exact fares depend on the destination, and taxis require an additional $3 airport fee. Limos are available for rent by the day or by the hour, and many local hotels provide complimentary shuttles to and from the airport for their guests. Orbitz.com can assist travelers in locating cheap car rental agencies in the area.

Dining Options at Lambert-St. Louis International Airport

The Lambert-St. Louis International Airport offers many excellent food options for those who want to eat before their flight. The Great American Bagel Company offers many bagel varieties, as well as fresh coffee and juice. Starbucks is available at the Lambert's East Terminal and has a selection of blended coffees and bakery items. For travelers who prefer a sit-down meal before reaching the airport, Half and Half is located near the airport in St. Louis and offers eggs, toast, bacon and fresh donuts. For individuals looking for travel deals, Orbitz.com can provide assistance in locating cheap flights from St. Louis.

Idaho Falls Airport Information

Orbitz.com can help you find cheap flights to Idaho Falls. The Idaho Falls Regional Airport is located at 2140 N. Skyline Drive in the northwest section of downtown, two miles from the center of the business district. It offers regional service to Salt Lake City, Denver, San Francisco, Las Vegas, Los Angeles, Oakland and Phoenix on Skywest/Delta Airlines, United Express and Allegiant Air. The closest international airport is Salt Lake International Airport in Salt Lake City, but that airport is a three-hour drive from Idaho Falls and can be an impractical choice in bad weather.

Idaho Falls Airport Transportation Options

Idaho Falls Regional Airport does not offer any mass transit options for getting to or from the airport. However, the airport is located in the downtown area, so it is feasible to walk to many of the local hotels if you don't have too much luggage. Most of the downtown hotels offer free shuttle service to the airport. Other options for transportation include taxicab service and rental cars. For approximately $10, you can take a taxi from the airport to most points in the downtown area. Avis, Budget, National, Enterprise, Thrifty, Alamo and Hertz rental car companies have an outlet at the airport. Orbitz.com can help you find the best price on a rental car when you make your flight reservations.

Weather Information for Idaho Falls

Idaho Falls averages 38 inches of snowfall annually in the winter months, so travel during this time of the year can be difficult unless you are planning your trip around winter sports options. July is the area's hottest month of the year, with an average temperature around 86 degrees F, whereas January is the coldest, with average temperatures as low as 10 degrees F.

Popular Attractions in the Idaho Falls Area

Idaho Falls River Walk, the Tautphaus Park Zoo and the Museum of Idaho are popular attractions in the local area. If you rent a car and are willing to drive a short distance, Yellowstone National Park, Grand Teton National Park and Targhee National Forest are all within 100 miles. Orbitz.com can help you find sales and low-cost tickets to local attractions, as well as help you buy cheap flights to Idaho Falls whenever you want to travel.

Frequently asked questions

What is the shortest flight from St. Louis to Idaho Falls?
The quickest flight time from St. Louis to Idaho Falls is 3 hours and 49 minutes, which gives you loads of time to enjoy a wine or lose yourself in a good book.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.