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

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The best prices from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl are usually found in August or June, booked 31 days in advance, depart on a Monday or Friday and return on a Friday

How to find the cheapest flight from
Idaho Falls (IDA) to Las Vegas (LAS)

All the information you need to plan the best IDA to LAS flight in 2022: compare Idaho Falls to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.
IDA - LAS
Price
$76 - $328
LAS
Temperature
48.2 - 93.2 °F
LAS
Rainfall
0.1 - 0.8 inches

Popular in

December

High demand for flights, 49% potential price rise

Cheapest in

August

Best time to find cheap flights, 55% potential price drop

Round-trip from

$76

From Idaho Falls Fanning Field to Las Vegas Harry Reid Intl

One-way from

$42

One-way flight from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Idaho Falls to Las Vegas (IDA - LAS)?

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Las Vegas in the evening. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight in the morning.

How far in advance should I book a flight from Idaho Falls to Las Vegas?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 47% on flights from Idaho Falls to Las Vegas compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $192. For sooner than that we have options available in the next 3 days from $270.

What is the cheapest day to fly round-trip from Idaho Falls to Las Vegas?

Travelers have found that booking a Sunday departure is the best way to save up to 199% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Idaho Falls to Las Vegas?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Las Vegas. Flights to Las Vegas from Idaho Falls in August are about $169 on average during August, but can be found for as low as $68.

Cheap flights from Idaho Falls to Las Vegas in May, June 2022

The best prices found for IDA to LAS flights for May, June
6 Jun - 10 Jun
$127pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
27 Jun - 30 Jun
$150pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
 
1 STOP
IDA
Idaho Falls Fanning Field
6 Jun - 10 Jun
$153pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

Idaho Falls Fanning Field to Las Vegas 2022 flight deals

Cheap flights to Las Vegas from Idaho Falls found for this year
4 Jul - 11 Jul
$92pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
18 Jul - 22 Jul
$103pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
22 Jul - 29 Jul
$111pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

Non-stop flights to Las Vegas from Idaho Falls

Save time with Idaho Falls to Las Vegas direct flight deals
4 Jul - 11 Jul
$92pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
18 Jul - 22 Jul
$103pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
22 Jul - 29 Jul
$111pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

Last minute flights from Idaho Falls to Las Vegas

Late deals on round-trip flights to Las Vegas from Idaho Falls, departing today and this week
3 Jun - 6 Jun
$157pp
IDA
Idaho Falls Fanning Field
Allegiant Air
Non-Stop
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
2 Jun - 6 Jun
$163pp
IDA
Idaho Falls Fanning Field
Allegiant Air
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field
2 Jun - 6 Jun
$183pp
IDA
Idaho Falls Fanning Field
Allegiant Air
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Allegiant Air
Non-Stop
IDA
Idaho Falls Fanning Field

One-way flights to Harry Reid Intl from Idaho Falls

The cheapest one-way flights from Idaho Falls to Las Vegas
9:58 am - 10:35 am
Allegiant Air
Nonstop
1h 37m
IDA - LAS
Allegiant Air
$42
Gotogate
10:20 am - 11:00 am
Allegiant Air
Nonstop
1h 40m
IDA - LAS
Allegiant Air
$46
Kiwi.com
9:58 am - 10:35 am
Allegiant Air
Nonstop
1h 37m
IDA - LAS
Allegiant Air
$87
FlightNetwork

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Idaho Falls</span> to <span class="emphasized">Las Vegas</span> flights.

Flight FAQs

From Idaho Falls to Las Vegas

Which airlines flying from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl that may be offering flexible cancellation policies are Allegiant Air, Delta, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Idaho Falls to Las Vegas for under $100 on Cheapflights?

Yes, there are multiple flights from Idaho Falls to Las Vegas for under $100. The cheapest flight booked recently is on Allegiant Air for just $92, but on average you can expect to pay $140.

Are there nonstop flights from Idaho Falls to Las Vegas for under $100 on Cheapflights?

Cheapflights has at least 9 direct flights from Idaho Falls to Las Vegas under $100. A good price for a nonstop flight from Idaho Falls to Las Vegas is less than $133.

Are there last-minute flights available from Idaho Falls to Las Vegas for under $200?

There are currently 20+ open flights from Idaho Falls to Las Vegas within the next 7 days for less than $200.

What days are nonstop flights available from Idaho Falls to Las Vegas?

You can find nonstop flights on the following days: Sunday.

How popular is this Idaho Falls to Las Vegas flight route?

This flight path from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl was viewed by 25 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from Idaho Falls to Las Vegas on average per day?

1 flight departure from Idaho Falls to Las Vegas per day on average.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Idaho Falls to Las Vegas?

Allegiant Air can get you from Idaho Falls to Las Vegas in just under 1h 40m. Your travel time will be generally consistent. Airlines will cover a distance of 542 mi. Most flights are nonstop.

What is the cheapest airline to fly from Idaho Falls to Las Vegas round-trip?

Allegiant Air, at $92, was found to be the cheapest airline from Idaho Falls to Las Vegas.. Allegiant Air is currently priced 45% below the average price you’ll pay for this route.

What are the cheapest flights from Idaho Falls to Las Vegas?

While on average a flight from Idaho Falls to Las Vegas is generally $188, our data shows the cheapest flight currently is $58. When looking at the most popular route, (Idaho Falls Fanning Field - Las Vegas Harry Reid Intl), you can expect to pay $111 for that flight.

What are the most popular airlines that fly from Idaho Falls to Las Vegas?

The most popular airlines flying from Idaho Falls to Las Vegas are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Las Vegas, NV

Do I need a COVID test to fly to Las Vegas from Idaho Falls?

Information is based on travel restrictions for travel to Las Vegas Harry Reid Intl within the United States

Most visitors from Idaho Falls Fanning Field need to provide a negative COVID-19 test result and/or quarantine to enter Las Vegas Harry Reid Intl.

COVID-19 testing requirements
Visitors from Idaho Falls Fanning Field must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Las Vegas Harry Reid Intl.

Quarantine requirements
Visitors from Idaho Falls Fanning Field are not required to quarantine after entering Las Vegas Harry Reid Intl.

Do I need a test to fly back to Idaho Falls from Las Vegas?

Returning to Idaho Falls Fanning Field from Las Vegas Harry Reid Intl

COVID-19 testing requirements
Visitors from Las Vegas Harry Reid Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Idaho Falls Fanning Field.

Quarantine requirements
Visitors from Las Vegas Harry Reid Intl are not required to quarantine after entering Idaho Falls Fanning Field.

Hide COVID Travel Restrictions for Las Vegas, NV

Alternative routes for Idaho Falls to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Las Vegas

Things to know before you go - useful duration and weather info for your trip from Idaho Falls to Las Vegas.
Flight duration from IDA to LAS
1h 38m
Average temperature for May in Las Vegas
91.4 °F
Avg rainfall for May in Las Vegas
0.1 ″

Airports servicing Idaho Falls

Airports servicing Las Vegas

Top 6 airlines flying from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl

The chart below displays the airlines Cheapflights users traveling from Idaho Falls to Las Vegas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$16 $22 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Allegiant Air
$72 $146 No cancel fee 88%
United Airlines
$88 $291 No cancel fee 69%
American Airlines
$88 $237 No cancel fee 71%
Delta
$88 $349 No cancel fee N/A
Alaska Airlines
$141 $388 No cancel fee 75%

Hourly flight availability from Idaho Falls to Las Vegas

See what time of day planes typically take off from Idaho Falls towards Las Vegas.
Afternoon Noon to 6 PM 100% of IDA to LAS departures
Early morning Midnight to 6 AM 0% of IDA to LAS departures
Morning 6 AM to noon 0% of IDA to LAS departures
Evening 6 PM to midnight 0% of IDA to LAS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Idaho Falls to Las Vegas
See how many times per day planes take to the skies headed from Idaho Falls to Las Vegas.
Sunday
0 flights
Monday
1 daily flight
Tuesday
0 flights
Wednesday
0 flights
Thursday
0 flights
Friday
1 daily flight
Saturday
0 flights
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