$57 Cheap Flights to Idaho Falls
One-way
Departing from
United States
Going to
Idaho Falls, United States
Idaho Falls (IDA)
United States • April, 2026
89% AI deal score
$405 $57
Idaho Falls (IDA)
United States • March, 2026
86% AI deal score
$405 $75
Idaho Falls (IDA)
United States • February, 2026
86% AI deal score
$430 $89
Idaho Falls (IDA)
United States • May, 2026
75% AI deal score
$845 $105
Top Cheap Flight Deals from United States to Idaho Falls
Recent round-trip flight deals to Idaho Falls
Mon, Apr 13 - Fri, Apr 17
Cheapest
Santa Ana (SNA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Santa Ana (SNA)
Allegiant Air airlines • Direct
$405
$117
-$288
71%
Mon, Apr 13 - Mon, Apr 27
Santa Ana (SNA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Santa Ana (SNA)
Allegiant Air airlines • Direct
$405
$117
-$288
71%
Mon, Apr 13 - Fri, May 8
Santa Ana (SNA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Santa Ana (SNA)
Allegiant Air airlines • Direct
$405
$117
-$288
71%
Thu, Mar 19 - Sun, Apr 5
Phoenix (AZA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Phoenix (AZA)
Allegiant Air airlines • Direct
$95
$119
+$24
25%
Fri, Apr 24 - Mon, Apr 27
Santa Ana (SNA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Santa Ana (SNA)
Allegiant Air airlines • Direct
$405
$122
-$283
70%
Mon, Apr 13 - Mon, May 4
Santa Ana (SNA) - Idaho Falls (IDA)
Allegiant Air airlines • Direct
Idaho Falls (IDA) - Santa Ana (SNA)
Allegiant Air airlines • Direct
$405
$122
-$283
70%
The cheapest time to fly to Idaho Falls
Ready to jet to Idaho Falls on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Idaho Falls
Need to get to Idaho Falls ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last-minute flight deals to Idaho Falls, United States starting from $329 departing in the next two weeks.
⌛ Last-Minute
Casper - IDA
A great last-minute steal for a cross-country flight.
Found 1 week ago
$354
round-trip
Facts About Flights from United States to Idaho Falls
To help you plan your journey, here are some quick Idaho Falls flight facts and tips.
Idaho Falls city airports
Idaho Falls Regional Airport (IDA) is the primary airport serving Idaho Falls and the surrounding areas of eastern Idaho. It's a public airport offering a range of domestic flights, connecting passengers to major hubs across the United States. Expect a comfortable, modern facility with amenities to enhance your travel experience. While not a large international airport, IDA provides convenient access to the region, making it a key transportation hub for both leisure and business travelers.
Pro tip: search “Idaho Falls (Any)” to see fares to all Idaho Falls airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Idaho Falls
Cheapest airport
Idaho Falls (IDA)
Idaho Falls Regional Airport (IDA) is your gateway to Eastern Idaho's adventures! While it's not the cheapest airport to fly to *in general*, it often has great deals, and it's located right in Idaho Falls, making it super convenient. No long drives after landing – just hop off the plane and start exploring!
Nonstop vs. 1-stop
20+ cities
Idaho Falls isn't a major hub, but it's a convenient secondary airport with popular routes connecting to Salt Lake City, Denver, and Las Vegas, making travel a breeze.
Number of airlines
10+ airlines
Idaho Falls is served by more than 10 airlines, including full-service carriers like Delta and United, and low-cost options such as Allegiant Air and Frontier.
Typical price range (round-trip)
Between $120 - $450
IDA Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
IDA airport insights
Best days to catch a deal
Tue, Mon
The best day to find a deal flying out of Idaho Falls Regional Airport is Saturday. Following that, Thursday is the next best day to find a deal.
Avg. deal survival time
14.2 hours
Deals from Idaho Falls Regional airport survive for about 14.2 hours on average. This means that flight prices change rather quickly, so it's important to book as soon as you find a good deal.
Rare deal frequency
12 deals
We've identified 12 rare deals for Idaho Falls Regional Airport in the last month alone! These exceptional offers, scoring 90+ on our AI Deal Score, typically include mistake fares, special promotions, or ultra-discounted prices.
Average price drop
-25%
The average price drop from Idaho Falls Regional Airport is 24.9%, meaning you can save money on flights from this location. Keep an eye out for deals from this airport to potentially lower your travel expenses.
Next 4 weeks: deal forecast
Idaho Falls Regional Airport Forecast
Based on current trends, prices for flights into Idaho Falls Regional Airport are expected to remain relatively stable next month. There may be a slight increase due to the approaching spring break travel season, but no major price fluctuations are anticipated as of February 16, 2026.
Top 5 biggest price drops (last 3 months)
Found on February 9
Provo - IDA
$845 → $105
88%
Found on February 10
São Paulo - IDA
$4,200 → $2,799
33%
Found on February 12
Pullman - IDA
$658 → $301
54%
Found on February 15
Santa Ana - IDA
$405 → $57
86%
Found on February 12
Kaohsiung - IDA
$865 → $530
39%
Check these nearby airports too
Looking for more options? These airports near IDA sometimes drop rare deals too:
Friedman Memorial (SUN)
~6 rare deals/month
Magic Valley Regional (TWF)
~8 rare deals/month
Yellowstone (WYS)
~12 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially SUN and TWF for long-haul deal surprises.
When Is the Best Time to Fly from United States to Idaho Falls
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Idaho Falls:
Cheapest month
January
Cheapest month
January is typically the cheapest month to fly to Idaho Falls. You'll find fewer crowds and lower prices on accommodations, making it a budget-friendly time to explore the area. Plus, the snowy landscapes offer a unique charm, perfect for winter activities and cozy getaways if you don't mind the cold.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book flights to Idaho Falls. Airlines tend to release deals early in the week, so keep an eye on prices then. Booking mid-week may save you some serious cash for your trip!
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying on a Wednesday can save you money on your trip to Idaho Falls. Mid-week flights are generally less busy, resulting in lower fares. If you're flexible with your travel dates, consider planning your departure or arrival on a Wednesday for better deals.
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking about two months in advance is often the sweet spot for flights to Idaho Falls. This timeframe usually offers a balance between availability and price. Plan ahead, and you might snag a great deal for your adventure!
Idaho Falls Airports & Ground Transportation
One big question for travelers is which Idaho Falls airport to fly into. Here’s a quick guide to Idaho Falls’s airports and how to get to the city from each:
Idaho Falls Regional Airport (IDA)
Welcome to Idaho Falls Regional Airport, your gateway to Eastern Idaho's stunning landscapes! Just a quick 3-mile hop from downtown Idaho Falls, this airport offers a stress-free start or end to your adventure. Enjoy amenities like free Wi-Fi, charging stations, and a cozy restaurant to grab a bite. Transportation to and from the city is a breeze with taxis, ride-sharing services, and rental cars readily available. With its convenient location and friendly atmosphere, IDA makes flying easy.
Tip: Arrive a bit early to savor a local brew at the airport restaurant before your flight!
Other airports
Hey there, travel friend! While Idaho Falls doesn't have a huge airport right in town, you've got options nearby like Pocatello Regional Airport and even Salt Lake City International Airport. Pocatello is closer, but might mean a longer layover, so renting a car could be your best bet for a comfy ride to Idaho Falls. Salt Lake City, on the other hand, could offer more flight choices, but buckle up for a longer drive or consider a shuttle service to avoid highway hypnosis!
Airport transfers
What to Do in Idaho Falls
Idaho Falls isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Idaho Falls, organized by interest:
Sightseeing & landmarks
Idaho Falls is home to the stunning Idaho Falls River Walk, where you can stroll along the Snake River and admire the scenic waterfalls. Don't miss the opportunity to visit the Idaho Falls Temple, an architectural marvel that offers a glimpse into the city's rich history and culture. These landmarks provide fantastic photo opportunities and a chance to connect with the heart of Idaho Falls!
Arts & culture
Immerse yourself in Idaho Falls' vibrant arts scene by visiting the Willard Arts Center, which showcases a diverse range of contemporary and traditional art exhibitions. Catch a live performance at the Colonial Theater, a beautifully restored venue that hosts concerts, plays, and other cultural events. These experiences will enrich your visit and provide a deeper understanding of the local artistic community.
Food & nightlife
Idaho Falls boasts a diverse culinary scene, from cozy diners to upscale restaurants. Enjoy local flavors and international cuisine, or unwind with a craft beer at one of the city's friendly pubs. For nightlife, check out live music venues or dance the night away at a local club.
Shopping & fashion
Explore the unique boutiques and shops in downtown Idaho Falls, where you can find everything from handcrafted goods to trendy fashion pieces. Visit the Grand Teton Mall for a wider selection of retail stores and department stores. Whether you're looking for souvenirs or updating your wardrobe, Idaho Falls offers a variety of shopping experiences.
Events in Idaho Falls This Month
shrove tuesday pancake feed
Come and celebrate Shrove Tuesday with us at our Pancake Supper! Join neighbors and friends for an evening of delicious pancakes and great company as we prepare for the Lenten season.
Idaho Falls Weather
Weather in Idaho Falls
Sun, Feb 15
10%
10° -1°
10%
Mon, Feb 16
Frequently Asked Questions About Flights to Idaho Falls
Pro Tips for Finding Cheap Flights to Idaho Falls
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Idaho Falls flights:
Fly Off-Season for Idaho Falls Adventures: Visiting Idaho Falls in the spring or fall can save you some green, as these shoulder seasons often offer cheaper flights and fewer crowds. Plus, the weather is still fantastic for exploring!
Be a Flexible Flier: Being open to flying on different days of the week can lead to major savings. Mid-week flights are typically cheaper, so consider flying on a Tuesday or Wednesday to snag a better deal.
