$79 Find Cheap Flights from Las Vegas to Idaho Falls

App

Help

USD

Search Bookings

Trip.com

Flights

Flights to United States

Flights to Idaho Falls

Flights from Las Vegas to Idaho Falls

Hotels in Idaho Falls

Worldwide Coverage

Flights to over 5,000 cities

One-stop Service Guarantee

Price guaranteed upon confirmed payment, booking guaranteed once tickets issued

Secure Payment

Convenient & reliable booking and payment system

Find cheap flights from Las Vegas to Idaho Falls starting at $79.

Book one-way or return flights from Las Vegas to Idaho Falls from as little as $79. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Las Vegas to Idaho Falls? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Las Vegas to Idaho Falls. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Las Vegas to Idaho Falls

View airlines operating flights from Las Vegas to Idaho Falls. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Allegiant Air

From $79

Alaska Airlines

From $121

Delta Air Lines

From $123

Frontier Airlines

From $144

Spirit Airlines

From $163

United Airlines

From $184

American Airlines

From $238

Southwest Airlines

From $300

Sun Country Airlines

From $493

ANA airlines

Find more flights and airlines

Find cheap flights from Las Vegas to Idaho Falls by different airports

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Las Vegas to Idaho Falls.

Cheapest
LAS
09:15
1h 47m
Direct
IDA
12:02
Harry Reid International Airport - Idaho Falls Regional Airport
Fri, May 17Allegiant Air
$79
LAS
09:15
1h 47m
Direct
IDA
12:02
Harry Reid International Airport - Idaho Falls Regional Airport
Fri, May 17Allegiant Air
$79
Find More Flights

Frequently Asked Questions

When are flight tickets from Las Vegas (LAS) to Idaho Falls (IDA) the cheapest?
Airlines adjust prices for flights from Las Vegas to Idaho Falls based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Las Vegas (LAS) to Idaho Falls (IDA) cost?
According to Trip.com's data, the lowest price is around $391.
How long does it take to fly from Las Vegas (LAS) to Idaho Falls (IDA) and what is the distance?
It takes around 1 hour 49 minutes to fly from Las Vegas (LAS) to Idaho Falls (IDA).
What is the transportation method from the main airport to downtown in Idaho Falls?
- The distance from Idaho Falls Regional Airport to downtown is about 3km. It takes about 20 minutes by taxi.
What are the most popular airlines that fly from Las Vegas (LAS) to Idaho Falls (IDA)?
Airlines with flights from Las Vegas (LAS) to Idaho Falls (IDA): Allegiant Air.

How to find a cheap flight from Las Vegas to Idaho Falls

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Las Vegas to Idaho Falls. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Las Vegas to Idaho Falls Flight Information

Cheapest nonstop flight price	$79
Cheapest round-trip ticket price	$116
Off-season for travel	April
Peak season for travel	November
Flight distance	867.42km
Average flight time	1 hour 49 minutes
Popular airline	Alaska Airlines