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Idaho Falls

$49+ Cheap flights from Idaho Falls

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — DEN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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What to know about flights from Idaho Falls

Discover essential information about flights departing from Idaho Falls, including flight schedules, destinations, airlines operating at the Idaho Falls airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated February 20, 2025.

Cheapest one-way flight

$78

Cheapest round-trip flight

$88

Cheapest airline

Alaska Airlines

Most popular destination

Denver Intl (DEN)

Good round-trip deal

$108 or less

Good one-way deal

$55 or less
The cheapest one-way flight from Idaho Falls Fanning Field is currently to Seattle/Tacoma Intl.
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The cheapest round-trip flight from Idaho Falls Fanning Field is currently to Las Vegas Harry Reid Intl.
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On average, Alaska Airlines currently has the cheapest one-way flight from Idaho Falls Fanning Field (avg. price of $377).
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Denver Intl (DEN) is currently the most popular flight destination from Idaho Falls Fanning Field (average round-trip price of $375).
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Price to beat on a round-trip flight from Idaho Falls Fanning Field.
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Price to beat on a one-way flight from Idaho Falls Fanning Field.
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Find flights from Idaho Falls

Cheapest flights from Idaho Falls
Explore the most affordable flight options available from Idaho Falls. Find the lowest fares based on data from user searches, with prices last updated on February 20, 2025.

Mon 5/59:34 pmIDA - LAS
Nonstop1h 43mAllegiant Air
Fri 5/911:50 amLAS - IDA
Nonstop1h 52mAllegiant Air
Deal found 2/20$92
Wed 3/198:00 amIDA - SEA
Nonstop1h 58mHawaiian Airlines
Wed 3/1912:54 pmSEA - IDA
Nonstop1h 40mHawaiian Airlines
Deal found 2/19$171
Wed 3/198:00 amIDA - SEA
Nonstop1h 58mAlaska Airlines
Wed 3/2612:54 pmSEA - IDA
Nonstop1h 40mAlaska Airlines
Deal found 2/19$177
Wed 3/128:00 amIDA - LAX
1 stop5h 58mAlaska Airlines
Wed 3/123:00 pmLAX - IDA
1 stop6h 36mAlaska Airlines
Deal found 2/19$231
Thu 4/176:55 pmIDA - SEA
1 stop6h 07mDelta
Tue 4/225:12 pmSEA - IDA
1 stop4h 44mDelta
Deal found 2/20$237
Fri 3/146:55 pmIDA - ONT
1 stop6h 01mDelta
Sat 3/156:00 amONT - IDA
1 stop5h 18mDelta
Deal found 2/19$257
Thu 3/131:00 pmIDA - LAX
1 stop4h 17mDelta
Sat 3/155:45 amLAX - IDA
1 stop5h 33mDelta
Deal found 2/19$257
Wed 4/92:20 pmIDA - DEN
Nonstop1h 45mUnited Airlines
Mon 4/147:46 amDEN - IDA
Nonstop1h 46mUnited Airlines
Deal found 2/19$259
Wed 3/126:55 pmIDA - PHX
1 stop5h 58mDelta
Fri 3/145:19 pmPHX - IDA
1 stop4h 14mDelta
Deal found 2/20$277
Sun 3/166:55 pmIDA - LAS
1 stop5h 48mDelta
Tue 4/16:00 amLAS - IDA
1 stop5h 18mDelta
Deal found 2/20$277
Thu 3/135:48 pmIDA - LAS
1 stop5h 14mUnited Airlines
Sat 3/156:00 amLAS - IDA
1 stop6h 27mUnited Airlines
Deal found 2/19$278
Wed 4/26:55 pmIDA - DEN
1 stop3h 36mDelta
Mon 4/76:05 pmDEN - IDA
1 stop4h 25mDelta
Deal found 2/19$279

Find flights from Idaho Falls within your budget

Find flights departing from Idaho Falls that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on February 20, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Denver

Route

Depart

Return

Price

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Fri 5/9

9:34 pm-10:17 pm

Nonstop1h 43m

Las Vegas Harry Reid Intl

Mon 5/12

11:50 am-2:42 pm

Nonstop1h 52m

$105

Idaho FallsSeattle

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Wed 3/19

8:00 am-8:58 am

Nonstop1h 58m

Seattle/Tacoma Intl

Wed 3/19

12:54 pm-3:34 pm

Nonstop1h 40m

$171

Idaho FallsSeattle

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Wed 3/19

8:00 am-8:58 am

Nonstop1h 58m

Seattle/Tacoma Intl

Wed 3/26

12:54 pm-3:34 pm

Nonstop1h 40m

$177

Idaho FallsLos Angeles

IDA - LAX

IDALAX

Idaho Falls Fanning Field

Wed 3/12

8:00 am-12:58 pm

1 stop5h 58m

Los Angeles

Wed 3/12

3:00 pm-10:36 pm

1 stop6h 36m

$231

Idaho FallsSeattle

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Thu 4/17

6:55 pm-12:02 am

1 stop6h 07m

Seattle/Tacoma Intl

Tue 4/22

5:12 pm-10:56 pm

1 stop4h 44m

$237

Idaho FallsOntario

IDA - ONT

IDAONT

Idaho Falls Fanning Field

Fri 3/14

6:55 pm-11:56 pm

1 stop6h 01m

Ontario

Sat 3/15

6:00 am-12:18 pm

1 stop5h 18m

$257

Idaho FallsLos Angeles

IDA - LAX

IDALAX

Idaho Falls Fanning Field

Thu 3/13

1:00 pm-4:17 pm

1 stop4h 17m

Los Angeles

Sat 3/15

5:45 am-12:18 pm

1 stop5h 33m

$257

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Wed 4/9

2:20 pm-4:05 pm

Nonstop1h 45m

Denver Intl

Mon 4/14

7:46 am-9:32 am

Nonstop1h 46m

$259

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Wed 3/12

6:55 pm-11:53 pm

1 stop5h 58m

Phoenix Sky Harbor Intl

Fri 3/14

5:19 pm-10:33 pm

1 stop4h 14m

$277

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Sun 3/16

6:55 pm-11:43 pm

1 stop5h 48m

Las Vegas Harry Reid Intl

Tue 4/1

6:00 am-12:18 pm

1 stop5h 18m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 60 results
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Compare providers for flights from Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls in February
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: Among all the travel providers offering deals on flights from Idaho Falls, FlightHub has been found to have the most accurate pricing. Users can find the same prices on deals on Cheapflights as FlightHub about >95% of the time. This is based on searches for flights from Idaho Falls made on Cheapflights over the past month and is updated monthly.
  • Most trusted provider: In terms of trustworthiness, Cheapflights users rate FlightHub the highest out of those offering flight deals from Idaho Falls. FlightHub has a user feedback rating of 3 out of 3 stars (3 being the best) and has received the most positive sentiment from Cheapflights users searching for flights from Idaho Falls. This info is gathered from Cheapflights searches over the past month.

Best time to book a flight from Idaho Falls

Have a flexible travel schedule? Discover the best time to fly from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Idaho Falls

Get recent, data-driven insights about flights from Idaho Falls including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Idaho Falls?

Use this chart to determine the optimal time to book a round-trip flight from Idaho Falls to Denver. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Idaho Falls, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Idaho Falls?

Currently, January is the cheapest month in which you can book a flight from Idaho Falls (average of $188). Flying from Idaho Falls in June will prove the most costly (average of $304). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Idaho Falls?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Denver. Price data was last updated on February 16, 2025.

Those who are seeking the cheapest fare on flights departing from Idaho Falls would be wise to consider leaving during Monday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Sunday mornings when fares are usually the most expensive.

Which airlines fly from Idaho Falls?

For flights departing from Idaho Falls check dates and pricing for the following: United Airlines, Delta. These airlines depart to the following popular destinations: Denver.

United Airlines

United Airlines

From $228

Delta

Delta

From $132

American Airlines

American Airlines

From $221

Alaska Airlines

Alaska Airlines

From $193

What are popular destinations to fly to from Idaho Falls?

Some of the most frequent flights departing from Idaho Falls everyday are: Seattle (32 flights per day), Denver (32 flights per day), and Salt Lake City (29 flights per day).

Denver Intl

Denver Intl

From $185

Salt Lake City

Salt Lake City

From $130

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From $78

Dallas/Fort Worth

Dallas/Fort Worth

From $209

What is the cheapest place to fly to from Idaho Falls?

The cheapest city to fly to from Idaho Falls is Portland, with prices starting at $51. Explore other affordable destinations below.

Portland

Portland

From $51

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From $78

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

From $88

Santa Ana J. Wayne/Orange Cnty

Santa Ana J. Wayne/Orange Cnty

From $123

Airline reviews for flights from Idaho Falls

Read reviews and ratings of airlines operating flights from Idaho Falls. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Idaho Falls travel. Please note that the reviews are sourced from user searches and were last updated on February 20, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Allegiant Air
7.3
Good
765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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Related info for your journey

Access useful and relevant information related to your journey from Idaho Falls. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated February 20, 2025.

  • What are the most popular destinations to fly to from Idaho Falls?

    This month, the top selected destinations from Idaho Falls are Phoenix Sky Harbor Intl Airport, San José del Cabo, Cancún. Throughout the year, Las Vegas, Seattle, Denver are some of the top choices made by users flying from Idaho Falls.

  • What is the cheapest flight from Idaho Falls to anywhere?

    Users have flown out of Idaho Falls for as low as $51 to Portland (prices may vary depending on the airline and departure time). On average, users have booked flights for $387 to fly from Idaho Falls.

  • What are the cheapest airlines flying from Idaho Falls to anywhere?

    Over the past few days, we've found that Allegiant Air, Delta, and Alaska Airlines have the cheapest prices from Idaho Falls. Allegiant Air flights from Idaho Falls to Phoenix-Mesa Gateway ($86), Delta flights from Idaho Falls to Albuquerque ($132), and Alaska Airlines flights from Idaho Falls to Kodiak ($193).

  • What is the cheapest premium economy flight from Idaho Falls?

    Options for some of the cheapest premium economy flights from Idaho Falls we have found on Cheapflights are as follows:
    Fly from Idaho Falls Fanning Field to Salt Lake City starting at $657
    Fly from Idaho Falls Fanning Field to Seattle starting at $753
    Fly from Idaho Falls Fanning Field to Denver starting at $1,877
    Fly from Idaho Falls Fanning Field to Dallas/Fort Worth Airport starting at $2,122

  • What is the cheapest first class flight from Idaho Falls?

    If you’re looking for a cheap first-class flight from Idaho Falls, consider Dallas. Prices start at $1,137 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from Idaho Falls?

    January is currently the cheapest month to fly from Idaho Falls. At this moment in time June is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Idaho Falls?

    Check out the cheapest flights from Idaho Falls to embark to:
    Fly from Idaho Falls to Seattle from $171 round trip
    Fly from Idaho Falls to Denver from $222 round trip
    Fly from Idaho Falls to Phoenix from $277 round trip

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