Cheap flights from Las Vegas to Idaho from $33
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Idaho departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
Las VegasBoise
LAS - BOI
LASBOI
Las Vegas Harry Reid Intl
Thu 9/24
11:00 am-1:55 pm
Nonstop1h 55m
Boise Air Term. Gowen Fld
Mon 9/28
2:50 pm-3:45 pm
Nonstop1h 55m
Las VegasBoise
LAS - BOI
LASBOI
Las Vegas Harry Reid Intl
Thu 9/10
11:00 am-1:55 pm
Nonstop1h 55m
Boise Air Term. Gowen Fld
Mon 9/21
2:50 pm-3:45 pm
Nonstop1h 55m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Thu 9/10
7:00 am-9:19 am
Nonstop2h 19m
Spokane
Sun 9/13
10:09 am-12:27 pm
Nonstop2h 18m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Sun 8/30
7:00 am-9:22 am
Nonstop2h 22m
Spokane
Sun 9/6
10:09 am-12:27 pm
Nonstop2h 18m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Tue 9/15
11:55 am-5:52 pm
1 stop5h 57m
Spokane
Tue 9/22
5:52 am-10:59 am
1 stop5h 07m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Wed 9/16
6:02 am-12:39 pm
1 stop6h 37m
Spokane
Wed 9/23
5:12 am-11:26 am
1 stop6h 14m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Thu 9/10
7:00 am-9:19 am
Nonstop2h 19m
Spokane
Sat 9/12
12:17 pm-8:10 pm
1 stop7h 53m
Las VegasSpokane
LAS - GEG
LASGEG
Las Vegas Harry Reid Intl
Tue 9/1
5:28 pm-10:49 pm
1 stop5h 21m
Spokane
Sun 9/6
10:09 am-12:27 pm
Nonstop2h 18m
Las VegasBoise
LAS - BOI
LASBOI
Las Vegas Harry Reid Intl
Thu 9/10
8:50 pm-11:40 pm
Nonstop1h 50m
Boise Air Term. Gowen Fld
Thu 9/17
1:55 pm-6:20 pm
1 stop5h 25m
Las VegasBoise
LAS - BOI
LASBOI
Las Vegas Harry Reid Intl
Thu 8/27
8:50 pm-11:35 pm
Nonstop1h 45m
Boise Air Term. Gowen Fld
Sun 8/30
11:30 am-12:20 pm
Nonstop1h 50m
See travel insights to Idaho from
How to get the cheapest flight ticket from Las Vegas to Idaho
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Idaho?
In general, September is the cheapest month to fly from Las Vegas to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $156. If you don’t want to visit Idaho in September, then you should wait until November to fly from Las Vegas, when ticket prices are also cheap, with an average price of $162.
What is the cheapest day to depart on your flight to Idaho?
Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $222. On the other hand, Sunday is the most expensive day to depart from Las Vegas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $317.
What is the cheapest time of day to depart on your flight to Idaho?
According to our data, the cheapest time of day to fly to Idaho is in the evening. momondo users have found flights departing from Las Vegas to Idaho in the evening for as low as $200. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $302 per ticket.
What is the cheapest Las Vegas Harry Reid Intl to Idaho flight route?
Fly from Las Vegas Harry Reid Intl to Idaho Falls Fanning Field for the best Las Vegas Harry Reid Intl - Idaho flight prices
How far in advance should I book a flight from Las Vegas to Idaho?
You are more likely to see cheaper flights to Idaho from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $229 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Las Vegas for as low as $157 on momondo.
What cabin class options are available on Las Vegas to Idaho flights?
There are 3 cabin classes available to choose from on Las Vegas to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Idaho?
Allegiant Air, Southwest, and Alaska Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to Idaho
What airlines fly to Idaho?
Southwest, Alaska Airlines and Allegiant Air are the top three most popular airlines that fly to Idaho from Las Vegas according to our data. Southwest is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 7 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.
How many flights depart from Las Vegas to Idaho on average per day?
As of August 2026, there are 1 flights per day flying from Las Vegas to Idaho. The most common time of day flights depart is 5:00PM, with 41% of flights taking off in the afternoon.
How many flights depart from Las Vegas to Idaho on average per week?
As of August 2026, there are 11 flights per week flying from Las Vegas to Idaho. The most common day of the week flights depart is Mon, with 64% of flights taking off on this day.
Cheap Las Vegas to Idaho flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Idaho
Frequently asked questions about flying from Las Vegas to Idaho
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Idaho?
Prices for flights from Las Vegas Harry Reid Intl Airport to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Idaho?
As of August 2026, there are 7 operators available to choose from for flights from Las Vegas Harry Reid Intl Airport to Idaho.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Idaho?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Las Vegas to Idaho?
Based on momondo bookings for flights between Las Vegas and Idaho, the leading plane model is Boeing 737 MAX 8, making up 31.01% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 22.48%, Boeing 737 with 12.02%, and Airbus A319 with 7.36%.
Best airlines flying from Las Vegas to Idaho
Compare and see reviews for airlines that fly from Las Vegas to Idaho with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $60 | Free Cancellation | Rating 7.9 12,765 reviews | |||
| PriceFrom $63 | Free Cancellation | Rating 8.2 304 reviews | |||
| PriceFrom $65 | Free Cancellation | Rating 7.8 2,819 reviews | |||
| PriceFrom $76 | Free Cancellation | Rating 7.3 681 reviews | |||
| PriceFrom $112 | Free Cancellation | Rating 5.6 2,734 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 8.0 4,222 reviews | |||
| PriceFrom $149 | Free Cancellation | Rating 7.8 8,494 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Las Vegas to Idaho?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Las Vegas to Idaho. momondo saves you time and could save you money on your trip.
Can I find flights from Las Vegas to Idaho with flexible booking policies on momondo?
Flights from Las Vegas to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Las Vegas to Idaho?
momondo provides multiple filters to help you find the best flight to Idaho from Las Vegas. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Las Vegas to Idaho right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Las Vegas to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.