Flights to Idaho Falls Fanning Field

$89 Cheap flights to Idaho Falls

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Idaho Falls departing on 4/14. 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
0 bags

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Find the cheapest flights from the United States to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:04 pm - 10:52 pm
SEA
-
IDA
1h 48mnonstop
Alaska Airlines Logo
5:59 pm - 7:02 pm
IDA
-
SEA
2h 03mnonstop
$137Alaska Airlines
Sat, Mar 21 - Tue, Mar 24
Alaska Airlines Logo
8:04 pm - 10:52 pm
SEA
-
IDA
1h 48mnonstop
Alaska Airlines Logo
5:59 pm - 7:02 pm
IDA
-
SEA
2h 03mnonstop
$157Alaska Airlines
Fri, Mar 20 - Tue, Mar 24
Delta Logo
4:36 pm - 10:40 pm
SEA
-
IDA
5h 04m
1 stop
Delta Logo
6:58 pm - 11:59 pm
IDA
-
SEA
6h 01m
1 stop
$172Delta
Tue, Apr 14 - Tue, Apr 28
United Airlines Logo
8:10 am - 9:56 am
DEN
-
IDA
1h 46mnonstop
United Airlines Logo
5:20 pm - 7:10 pm
IDA
-
DEN
1h 50mnonstop
$189United Airlines
Wed, Mar 25 - Tue, Apr 7
United Airlines Logo
11:45 am - 1:25 pm
DEN
-
IDA
1h 40mnonstop
United Airlines Logo
10:35 am - 12:28 pm
IDA
-
DEN
1h 53mnonstop
$204United Airlines
Fri, May 22 - Sat, May 23
Delta Logo
4:36 pm - 10:40 pm
SEA
-
IDA
5h 04m
1 stop
Delta Logo
6:58 pm - 7:05 pm
IDA
-
SEA
25h 07m
2 stops
$220Delta
Tue, Apr 14 - Tue, Apr 28
Multiple Airlines Logo
6:00 am - 3:27 pm
DEN
-
IDA
9h 27m
1 stop
Multiple Airlines Logo
10:21 pm - 3:59 am
IDA
-
DEN
5h 38m
1 stop
$244Multiple Airlines
Fri, May 8 - Mon, May 11
Multiple Airlines Logo
6:42 pm - 12:40 pm
DEN
-
IDA
17h 58m
2 stops
Multiple Airlines Logo
1:22 pm - 9:43 am
IDA
-
DEN
20h 21m
1 stop
$257Multiple Airlines
Mon, Mar 23 - Tue, Apr 7
American Airlines Logo
9:55 am - 12:10 pm
ORD
-
IDA
3h 15mnonstop
American Airlines Logo
12:46 pm - 5:11 pm
IDA
-
ORD
3h 25mnonstop
$310American Airlines
Wed, Aug 19 - Tue, Aug 25
American Airlines Logo
5:59 pm - 11:24 pm
ATL
-
IDA
7h 25m
1 stop
American Airlines Logo
6:05 am - 10:15 pm
IDA
-
ATL
14h 10m
2 stops
$314American Airlines
Tue, Mar 24 - Tue, Mar 31

momondo Fare Finder

 
Locate flights to Idaho Falls Fanning Field that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 2, 2026.
Use the filters below to find and compare flights to Idaho Falls that are best for you.

Fly from

Route

Depart

Return

Price

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Sat 3/21

8:04 pm-10:52 pm

Nonstop1h 48m

Idaho Falls Fanning Field

Tue 3/24

5:59 pm-7:02 pm

Nonstop2h 03m

$137

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Fri 3/20

8:04 pm-10:52 pm

Nonstop1h 48m

Idaho Falls Fanning Field

Tue 3/24

5:59 pm-7:02 pm

Nonstop2h 03m

$157

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Tue 4/14

4:36 pm-10:40 pm

1 stop5h 04m

Idaho Falls Fanning Field

Tue 4/28

6:58 pm-11:59 pm

1 stop6h 01m

$172

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Wed 3/25

8:10 am-9:56 am

Nonstop1h 46m

Idaho Falls Fanning Field

Tue 4/7

5:20 pm-7:10 pm

Nonstop1h 50m

$189

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 5/22

11:45 am-1:25 pm

Nonstop1h 40m

Idaho Falls Fanning Field

Sat 5/23

10:35 am-12:28 pm

Nonstop1h 53m

$204

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Tue 4/14

4:36 pm-10:40 pm

1 stop5h 04m

Idaho Falls Fanning Field

Tue 4/28

6:58 pm-7:05 pm

2 stops25h 07m

$220

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 5/8

6:00 am-3:27 pm

1 stop9h 27m

Idaho Falls Fanning Field

Mon 5/11

10:21 pm-3:59 am

1 stop5h 38m

$244

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Mon 3/23

6:42 pm-12:40 pm

2 stops17h 58m

Idaho Falls Fanning Field

Tue 4/7

1:22 pm-9:43 am

1 stop20h 21m

$257

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Wed 8/19

9:55 am-12:10 pm

Nonstop3h 15m

Idaho Falls Fanning Field

Tue 8/25

12:46 pm-5:11 pm

Nonstop3h 25m

$310

AtlantaIdaho Falls

ATL - IDA

ATLIDA

Atlanta Hartsfield-Jackson

Tue 3/24

5:59 pm-11:24 pm

1 stop7h 25m

Idaho Falls Fanning Field

Tue 3/31

6:05 am-10:15 pm

2 stops14h 10m

$314

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

Idaho Falls flights insights and trends

Explore insights for your Idaho Falls flight to craft the best travel plan

What is the absolute cheapest flight to Idaho Falls?

Users booking trips to Idaho Falls from Denver found flights 47% cheaper than the average price of flights to Idaho Falls. To find the cheapest price to Idaho Falls from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

Cheapest flights to Idaho Falls Fanning Field

Find the cheapest flights to Idaho Falls Fanning Field from your nearest city or airport
CHEAPEST MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELESApril19% cheaperFlying from Los Angeles to Idaho Falls costs on average just $297 in April
MOST EXPENSIVE MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELESDecember56% more expensiveIt costs about $570 for flights to Idaho Falls from Los Angeles in December
MOST POPULAR MONTH TO FLY TO IDAHO FALLS FROM LOS ANGELESMarch900% more users visitedMore momondo users searched in flights to Idaho Falls from Los Angeles in March than any other month

Cheap Idaho Falls flight deals and tips

Summary info about Idaho Falls flight prices, duration and airlines

Best One-Way Price

$89

Best Round-Trip Price

$137

Fastest flight time

1h 47m

Popular in

March
The best one-way flight price to Idaho Falls from United States in the last 72 hours is $89 (Seattle/Tacoma Intl to Idaho Falls Fanning Field).
The best round-trip flight price to Idaho Falls from United States in the last 72 hours is $137 (Seattle/Tacoma Intl to Idaho Falls Fanning Field).
The fastest flight to Idaho Falls from United States takes 1h 47m (Seattle/Tacoma Intl to Idaho Falls Fanning Field).
March has the highest demand for flights to Idaho Falls, with a 5% price increase on average.

Frequently asked questions about flying to Idaho Falls

When are the weather conditions best for skiing in Idaho Falls?

momondo users looking to go skiing in Idaho Falls find that January is more than likely the best time to hit the slopes. The lower temperatures in the area mixed with a higher chance of snow make mountains like Bogus Basin the perfect place for a vacation. If you are planning a ski trip to multiple mountains, Silver Mountain is a recommended attraction in the Idaho Falls area.

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $475.

Is there an alternative airport near Idaho Falls?

Finding an alternative and possibly cheaper destination airport near Idaho Falls is possible. If you are planning a flight to Idaho Falls, consider booking flights to Idaho Falls Fanning Field Airport (4 mi from Idaho Falls city center), Pocatello Airport (48 mi from Idaho Falls city center) or West Yellowstone Airport (96 mi from Idaho Falls city center).

Is there a cheaper alternative to flying into Idaho Falls?

Idaho Falls Fanning Field Airport has an average price of $311 per person and is typically the cheapest airport to fly into when visiting Idaho Falls. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

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

Prices for flights to Idaho Falls Fanning Field Airport are updated daily.

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel 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.

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 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.

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

Flights to Idaho Falls 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 to Idaho Falls?

Once all potential 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 to Idaho Falls right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Idaho Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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