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 3/18. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

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
1:32 pm - 4:19 pm
SEA
-
IDA
1h 47mnonstop
Alaska Airlines Logo
4:59 pm - 6:02 pm
IDA
-
SEA
2h 03mnonstop
$177Alaska Airlines
Thu, Apr 2 - Sun, Apr 5
Alaska Airlines Logo
1:32 pm - 4:19 pm
SEA
-
IDA
1h 47mnonstop
Alaska Airlines Logo
4:59 pm - 6:02 pm
IDA
-
SEA
2h 03mnonstop
$187Alaska Airlines
Thu, Apr 16 - Sat, Apr 18
Multiple Airlines Logo
8:41 pm - 4:56 pm
DFW
-
IDA
21h 15m
2 stops
Multiple Airlines Logo
10:21 pm - 5:50 am
IDA
-
DFW
6h 29m
1 stop
$248Multiple Airlines
Wed, May 6 - Mon, May 11
Delta Logo
5:30 am - 10:47 am
SEA
-
IDA
4h 17m
1 stop
Delta Logo
6:54 pm - 10:03 pm
IDA
-
SEA
4h 09m
1 stop
$252Delta
Sun, May 17 - Sat, May 23
Multiple Airlines Logo
3:11 pm - 4:56 pm
DFW
-
IDA
26h 45m
1 stop
Multiple Airlines Logo
10:21 pm - 5:50 am
IDA
-
DFW
6h 29m
1 stop
$258Multiple Airlines
Wed, May 6 - Mon, May 11
United Airlines Logo
6:30 am - 1:25 pm
IAD
-
IDA
8h 55m
1 stop
United Airlines Logo
2:30 pm - 12:45 am
IDA
-
IAD
8h 15m
1 stop
$309United Airlines
Tue, Jul 7 - Tue, Jul 14
Delta Logo
6:15 am - 12:27 pm
JFK
-
IDA
8h 12m
1 stop
Delta Logo
6:55 pm - 6:28 am
IDA
-
JFK
9h 33m
1 stop
$309Delta
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
10:36 am - 1:13 pm
ORD
-
IDA
3h 37mnonstop
American Airlines Logo
12:41 pm - 5:10 pm
IDA
-
ORD
3h 29mnonstop
$310American Airlines
Thu, Jul 16 - Wed, Jul 22
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
United Airlines Logo
2:30 pm - 11:19 pm
IDA
-
ORD
7h 49m
1 stop
$316United Airlines
Sat, Jul 18 - Fri, Jul 24
American Airlines Logo
8:13 pm - 11:24 pm
PHX
-
IDA
2h 11mnonstop
American Airlines Logo
6:05 am - 7:32 am
IDA
-
PHX
2h 27mnonstop
$341American Airlines
Wed, Mar 25 - Wed, Apr 1

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 February 25, 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

Thu 4/2

1:32 pm-4:19 pm

Nonstop1h 47m

Idaho Falls Fanning Field

Sun 4/5

4:59 pm-6:02 pm

Nonstop2h 03m

$177

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Thu 4/16

1:32 pm-4:19 pm

Nonstop1h 47m

Idaho Falls Fanning Field

Sat 4/18

4:59 pm-6:02 pm

Nonstop2h 03m

$187

DallasIdaho Falls

DFW - IDA

DFWIDA

Dallas/Fort Worth

Wed 5/6

8:41 pm-4:56 pm

2 stops21h 15m

Idaho Falls Fanning Field

Mon 5/11

10:21 pm-5:50 am

1 stop6h 29m

$248

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Sun 5/17

5:30 am-10:47 am

1 stop4h 17m

Idaho Falls Fanning Field

Sat 5/23

6:54 pm-10:03 pm

1 stop4h 09m

$252

DallasIdaho Falls

DFW - IDA

DFWIDA

Dallas/Fort Worth

Wed 5/6

3:11 pm-4:56 pm

1 stop26h 45m

Idaho Falls Fanning Field

Mon 5/11

10:21 pm-5:50 am

1 stop6h 29m

$258

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Tue 7/7

6:30 am-1:25 pm

1 stop8h 55m

Idaho Falls Fanning Field

Tue 7/14

2:30 pm-12:45 am

1 stop8h 15m

$309

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 3/24

6:15 am-12:27 pm

1 stop8h 12m

Idaho Falls Fanning Field

Tue 3/31

6:55 pm-6:28 am

1 stop9h 33m

$309

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 7/16

10:36 am-1:13 pm

Nonstop3h 37m

Idaho Falls Fanning Field

Wed 7/22

12:41 pm-5:10 pm

Nonstop3h 29m

$310

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 7/18

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

Fri 7/24

2:30 pm-11:19 pm

1 stop7h 49m

$316

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Wed 3/25

8:13 pm-11:24 pm

Nonstop2h 11m

Idaho Falls Fanning Field

Wed 4/1

6:05 am-7:32 am

Nonstop2h 27m

$341

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 46% 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

$177

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 $177 (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 $300 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.

An easier way to manage your Idaho Falls Fanning Field trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 3/27
Fri 4/3

Find better results for your trip to Idaho Falls