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Cheap flights from Nevada to Idaho Falls from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Nevada to Idaho Falls departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Nevada to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
9:15 am - 12:04 pmLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Allegiant Air Logo
6:21 pm - 7:06 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
1h 45mnonstop
$93Allegiant Air
Fri, Sep 18 - Mon, Sep 21
Allegiant Air Logo
6:05 am - 8:54 amLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Allegiant Air Logo
6:51 pm - 7:36 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
1h 45mnonstop
$114Allegiant Air
Fri, Sep 4 - Fri, Sep 18
Allegiant Air Logo
6:05 am - 8:54 amLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Allegiant Air Logo
8:36 pm - 9:21 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
1h 45mnonstop
$131Allegiant Air
Fri, Sep 4 - Mon, Sep 7
Allegiant Air Logo
11:00 am - 1:49 pmLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Allegiant Air Logo
6:37 pm - 7:22 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
1h 45mnonstop
$199Allegiant Air
Mon, Sep 7 - Fri, Sep 11
Multiple Airlines Logo
9:15 am - 12:04 pmLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Multiple Airlines Logo
7:30 pm - 8:56 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
26h 26m2 stops Phoenix-Mesa Gateway San Francisco
$206Multiple Airlines
Fri, Sep 18 - Mon, Sep 21
Multiple Airlines Logo
9:15 am - 12:04 pmLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Multiple Airlines Logo
12:24 pm - 5:46 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
6h 22m1 stop Santa Ana J. Wayne/Orange Cnty
$206Multiple Airlines
Fri, Sep 18 - Mon, Sep 21
Multiple Airlines Logo
9:01 am - 11:50 amLAS  Las Vegas Harry Reid Intl-IDA Idaho Falls Fanning Field
1h 49mnonstop
Multiple Airlines Logo
3:57 pm - 8:22 pmIDA  Idaho Falls Fanning Field-LAS Las Vegas Harry Reid Intl
5h 25m1 stop Portland
$209Multiple Airlines
Fri, Sep 11 - Tue, Sep 15
Delta Logo
6:00 am - 10:50 amRNO  Reno-IDA Idaho Falls Fanning Field
3h 50m1 stop Salt Lake City
Delta Logo
7:00 pm - 9:57 pmIDA  Idaho Falls Fanning Field-RNO Reno
3h 57m1 stop Salt Lake City
$341Delta
Wed, Aug 26 - Mon, Aug 31
Delta Logo
6:00 am - 10:50 amRNO  Reno-IDA Idaho Falls Fanning Field
3h 50m1 stop Salt Lake City
Delta Logo
7:00 pm - 11:52 pmIDA  Idaho Falls Fanning Field-RNO Reno
5h 52m1 stop Salt Lake City
$341Delta
Sun, Aug 30 - Fri, Sep 4
Delta Logo
5:37 pm - 10:32 pmRNO  Reno-IDA Idaho Falls Fanning Field
3h 55m1 stop Salt Lake City
Delta Logo
3:17 pm - 10:47 pmIDA  Idaho Falls Fanning Field-RNO Reno
8h 30m2 stops Salt Lake City Los Angeles
$346Delta
Sat, Aug 29 - Sat, Sep 5

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Allegiant Air flights from Nevada to Idaho Falls

Our best Allegiant Air deals on Nevada to Idaho Falls flight tickets
Allegiant Air
Sep 18
LAS9:15 amLas Vegas Harry Reid Intl
1h 49m
IDA12:04 pmIdaho Falls Fanning Field
Sep 21
IDA6:21 pmIdaho Falls Fanning Field
1h 45m
LAS7:06 pmLas Vegas Harry Reid Intl
$93
Allegiant Air
Sep 4
LAS6:05 amLas Vegas Harry Reid Intl
1h 49m
IDA8:54 amIdaho Falls Fanning Field
Sep 18
IDA6:51 pmIdaho Falls Fanning Field
1h 45m
LAS7:36 pmLas Vegas Harry Reid Intl
$114
Allegiant Air
Aug 21
LAS8:00 amLas Vegas Harry Reid Intl
1h 47m
IDA10:47 amIdaho Falls Fanning Field
Aug 24
IDA5:33 pmIdaho Falls Fanning Field
1h 43m
LAS6:16 pmLas Vegas Harry Reid Intl
$123

Alaska Airlines flights from Nevada to Idaho Falls

Our best Alaska Airlines deals on Nevada to Idaho Falls flight tickets
Alaska Airlines
Sep 25
LAS7:02 amLas Vegas Harry Reid Intl
5h 22m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 28
IDA6:18 amIdaho Falls Fanning Field
8h 23m
1 stop
LAS1:41 pmLas Vegas Harry Reid Intl
$321
Alaska Airlines
Nov 7
RNO2:44 pmReno
7h 10m
1 stop
IDA10:54 pmIdaho Falls Fanning Field
Nov 9
IDA1:53 pmIdaho Falls Fanning Field
6h 01m
1 stop
RNO6:54 pmReno
$341
Alaska Airlines
Aug 26
LAS10:30 amLas Vegas Harry Reid Intl
11h 26m
1 stop
IDA10:56 pmIdaho Falls Fanning Field
Aug 28
IDA3:57 pmIdaho Falls Fanning Field
5h 28m
1 stop
LAS8:25 pmLas Vegas Harry Reid Intl
$349

momondo Fare Finder

 
Customize your flight search to find flights from Nevada to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Nevada to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/18

9:15 am-12:04 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 9/21

6:21 pm-7:06 pm

Nonstop1h 45m

$93

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/4

6:05 am-8:54 am

Nonstop1h 49m

Idaho Falls Fanning Field

Fri 9/18

6:51 pm-7:36 pm

Nonstop1h 45m

$114

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/4

6:05 am-8:54 am

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 9/7

8:36 pm-9:21 pm

Nonstop1h 45m

$131

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Mon 9/7

11:00 am-1:49 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Fri 9/11

6:37 pm-7:22 pm

Nonstop1h 45m

$199

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/18

9:15 am-12:04 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 9/21

7:30 pm-8:56 pm

2 stops26h 26m

$206

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/18

9:15 am-12:04 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Mon 9/21

12:24 pm-5:46 pm

1 stop6h 22m

$206

Las VegasIdaho Falls

LAS Las Vegas Harry Reid Intl - IDA Idaho Falls Fanning Field

LASIDA

Las Vegas Harry Reid Intl

Fri 9/11

9:01 am-11:50 am

Nonstop1h 49m

Idaho Falls Fanning Field

Tue 9/15

3:57 pm-8:22 pm

1 stop5h 25m

$209

RenoIdaho Falls

RNO Reno - IDA Idaho Falls Fanning Field

RNOIDA

Reno

Wed 8/26

6:00 am-10:50 am

1 stop3h 50m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-9:57 pm

1 stop3h 57m

$341

RenoIdaho Falls

RNO Reno - IDA Idaho Falls Fanning Field

RNOIDA

Reno

Sun 8/30

6:00 am-10:50 am

1 stop3h 50m

Idaho Falls Fanning Field

Fri 9/4

7:00 pm-11:52 pm

1 stop5h 52m

$341

RenoIdaho Falls

RNO Reno - IDA Idaho Falls Fanning Field

RNOIDA

Reno

Sat 8/29

5:37 pm-10:32 pm

1 stop3h 55m

Idaho Falls Fanning Field

Sat 9/5

3:17 pm-10:47 pm

2 stops8h 30m

$346

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Nevada to Idaho Falls

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 Falls?

If you aren’t able to travel to Idaho Falls during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $134.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Thursday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $105. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Tuesday is $201.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the afternoon. Flights from Nevada to Idaho Falls during this time can be as low as $96. Try not to purchase tickets at noon because they tend to be around $122. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Nevada to Idaho Falls Fanning Field flight route?

Fly from Las Vegas Harry Reid Intl to Idaho Falls Fanning Field for the best Nevada - Idaho Falls Fanning Field flight prices

What cabin class options are available on Nevada to Idaho Falls flights?

There is only 1 cabin class available to choose from on Nevada to Idaho Falls flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Nevada to Idaho Falls flights?

No. A direct flight is the cheapest option for a flight between Nevada to Idaho Falls.

Cheap Nevada to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Nevada to Idaho Falls

Best Price Found

$72

Fastest flight time

1h 47m

Direct flights

Tue and Sat

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Nevada in the past 72 hours is $72. The best round-trip flight deal from Nevada to Idaho Falls found on momondo in the last 72 hours is $63.
The fastest flight from Nevada to Idaho Falls takes 1h 47m
Direct flights go from Nevada to Idaho Falls on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Idaho Falls. From Nevada there are direct flights to Idaho Falls Fanning Field (IDA).
Search flight deals

Frequently asked questions about flying from Nevada to Idaho Falls

  • When did momondo last update prices for flights from Nevada to Idaho Falls Fanning Field Airport?

    Prices for flights from Nevada to Idaho Falls Fanning Field Airport refresh daily.

  • How many operators does momondo search for flights from Nevada to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Nevada to Idaho Falls Fanning Field Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Nevada to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Nevada to Idaho Falls?

Best airlines flying from Nevada to Idaho Falls

Compare and see reviews for airlines that fly from Nevada to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $75Free CancellationRating
7.3
678 reviews
Search Allegiant Air flights
DeltaPriceFrom $149Free CancellationRating
7.8
8,503 reviews
Search Delta flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Nevada to Idaho Falls?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho Falls from Nevada.

Can I find flights from Nevada to Idaho Falls with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho Falls from Nevada which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Nevada to Idaho Falls?

Once all potential Nevada to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Nevada to Idaho Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho Falls from Nevada. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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