CA $183 Cheap Flights from Idaho Falls (IDA) to Las Vegas (LAS)

View CA $183 flight on Thu, May 22, 2025Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Harry Reid Intl. Airport (LAS)

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Cheap flights from Idaho Falls (IDA) to Las Vegas (LAS)

Prices were available within the past 7 days and start at CA $183 for one-way flights and CA $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed., May 7 - Tue., May 13
IDA
Idaho Falls
LAS
Las Vegas
CA $341 Roundtrip, found 3 days ago
CA $341
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed., May 7 from Idaho Falls to Las Vegas, returning Tue., May 13, priced at CA $341 found 3 days ago
Delta
Thu., May 22 - Sun., May 25
IDA
Idaho Falls
LAS
Las Vegas
CA $366 Roundtrip, just found
CA $366
Roundtrip
just found
Select Delta flight, departing Thu., May 22 from Idaho Falls to Las Vegas, returning Sun., May 25, priced at CA $366 just found
Delta
Mon., May 26 - Thu., May 29
IDA
Idaho Falls
LAS
Las Vegas
CA $368 Roundtrip, found 6 days ago
CA $368
Roundtrip
found 6 days ago
Select Delta flight, departing Mon., May 26 from Idaho Falls to Las Vegas, returning Thu., May 29, priced at CA $368 found 6 days ago
Delta
Mon., May 26 - Thu., May 29
IDA
Idaho Falls
LAS
Las Vegas
CA $371 Roundtrip, found 6 days ago
CA $371
Roundtrip
found 6 days ago
Select Delta flight, departing Mon., May 26 from Idaho Falls to Las Vegas, returning Thu., May 29, priced at CA $371 found 6 days ago
Hawaiian Airlines
Wed., May 7 - Sat., May 10
IDA
Idaho Falls
LAS
Las Vegas
CA $375 Roundtrip, found 3 days ago
CA $375
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed., May 7 from Idaho Falls to Las Vegas, returning Sat., May 10, priced at CA $375 found 3 days ago
Alaska Airlines
Mon., May 26 - Thu., May 29
IDA
Idaho Falls
LAS
Las Vegas
CA $405 Roundtrip, found 6 days ago
CA $405
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., May 26 from Idaho Falls to Las Vegas, returning Thu., May 29, priced at CA $405 found 6 days ago
Alaska Airlines
Mon., May 26 - Thu., May 29
IDA
Idaho Falls
LAS
Las Vegas
CA $409 Roundtrip, found 6 days ago
CA $409
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., May 26 from Idaho Falls to Las Vegas, returning Thu., May 29, priced at CA $409 found 6 days ago
Delta
Mon., May 26 - Thu., May 29
IDA
Idaho Falls
LAS
Las Vegas
CA $426 Roundtrip, found 6 days ago
CA $426
Roundtrip
found 6 days ago
Select Delta flight, departing Mon., May 26 from Idaho Falls to Las Vegas, returning Thu., May 29, priced at CA $426 found 6 days ago
American Airlines
Mon., May 5 - Mon., May 12
IDA
Idaho Falls
LAS
Las Vegas
CA $482 Roundtrip, found 3 days ago
CA $482
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon., May 5 from Idaho Falls to Las Vegas, returning Mon., May 12, priced at CA $482 found 3 days ago
United
Thu., May 22 - Sun., May 25
IDA
Idaho Falls
LAS
Las Vegas
CA $945 Roundtrip, just found
CA $945
Roundtrip
just found
Select United flight, departing Thu., May 22 from Idaho Falls to Las Vegas, returning Sun., May 25, priced at CA $945 just found
Flight from Idaho Falls to Las Vegas (IDA - LAS) route information
Origin airport
Idaho Falls Regional
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $340
Distance
861 km

Idaho Falls to Las Vegas Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from Idaho Falls to Las Vegas with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from IDA to LAS and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from Idaho Falls to Las Vegas on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from IDA to LAS. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Las Vegas flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from IDA to Harry Reid Airport (formerly McCarran Airport)?
The lowest price advertised for a round-trip flight from IDA to LAS is CA $341. But you better move fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IDA to Harry Reid Airport (formerly McCarran Airport)?
Most flights can be canceled online, but whether or not you incur a fee all comes down to your airline. If you do need to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from IDA to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Idaho Falls Regional Airport to LAS flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Idaho Falls Regional Airport (IDA) to LAS?
It’s just 870 kilometers between Idaho Falls Regional Airport (IDA) and Harry Reid Airport (formerly McCarran Airport). Chances are you’ll spend more time traveling to and from the airport than actually flying!
Which airlines fly direct from IDA to Harry Reid Airport (formerly McCarran Airport)?
If you want to fly directly from Idaho Falls Regional Airport to LAS, Allegiant Air (G4) is a great choice. It operates 8 monthly flights between Idaho Falls and Las Vegas.
Are Idaho Falls Regional Airport to LAS flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Idaho Falls Regional Airport (IDA) to Harry Reid Airport (formerly McCarran Airport) can be hit-or-miss. You may be able to score a great bargain, but you could also completely miss out! If you’d rather play it safe and start planning your trip ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines advertise their prices that far in advance. Our suggestion? Check back often as prices are updated regularly.

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