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Idaho Falls

Find cheap United Airlines flights to Idaho Falls

RDU — IDA
ago 26 — set 21
qua 8/26
qua 9/2
1 adult, Economy
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Find United Airlines flight deals to Idaho Falls

Cheapest United Airlines flights from USA to Idaho Falls
Explore the most affordable United Airlines flight options available from USA to Idaho Falls. Find the lowest fares with prices last updated on julho 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 8/315:21 pm
DSM
-
IDA
1 stop4h 57m
United Airlines
qua 9/95:53 pm
IDA
-
DSM
1 stop4h 40m
United Airlines
Deal found 7/26$356
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 8/228:53 am
DFW
-
IDA
1 stop5h 36m
United Airlines
sáb 8/294:04 pm
IDA
-
DFW
1 stop6h 55m
United Airlines
Deal found 7/25$420
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 8/146:45 am
SNA
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IDA
1 stop7h 38m
United Airlines
seg 8/174:04 pm
IDA
-
SNA
1 stop7h 13m
United Airlines
Deal found 7/23$431

Flights to Idaho Falls with United Airlines at a glance

Find detailed information about United Airlines flights from USA to Idaho Falls. Explore the options provided by United Airlines to plan your journey from USA to Idaho Falls. Data last updated julho 27, 2026.

Popular in

August

Cheapest in

March

Average price

$466

Round-trip from

$329

One-way from

$201
Highest demand for flights to Idaho Falls with United Airlines; 8% potential price increase.
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Best time to find cheap flights to Idaho Falls with United Airlines; 1% potential price drop.
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Average price for flights to Idaho Falls with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 9/5-9/8
  • 2 total stops
  • 11h 18m total
  • USA to Idaho Falls
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United Airlines
  • United Airlines
  • 9/19
  • 1 total stop
  • 5h 28m total
  • USA to Idaho Falls
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Cheapflights Insights

Find cheap United Airlines flights to Idaho Falls

How long is the flight to Idaho Falls with United Airlines?

On average, United Airlines flights from the United States to Idaho Falls take 5 hours 0 minutes. Flights to Idaho Falls from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Idaho Falls

The most flights to Idaho Falls operated by United Airlines are scheduled on a Saturday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

FAQs about flights to Idaho Falls with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Idaho Falls?

    United Airlines flights on this route tend to land at Idaho Falls Fanning Field Airport.

  • Is United Airlines the cheapest airline for a flight to Idaho Falls?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Idaho Falls tends to be with Allegiant Air.

  • Are there alternative airlines other than United Airlines that fly to Idaho Falls?

    American Airlines, Delta and Alaska Airlines all fly to Idaho Falls and offer an alternative to United Airlines.

  • How much is a flight to Idaho Falls with United Airlines?

    The average price for a return flight with United Airlines is $540; with a one-way flight around $317.

See more FAQs

Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Overview

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Popular United Airlines flights

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