The cheapest times to fly from IDA to LAX are

  • January 1st to February 25th (except the week of February 5th)
  • April 16th to May 13th (except the week of April 30th)
  • August 6th to November 18th
  • early December

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IDA to LAX is mid August. Prices can be as high as $885 for Sunday flights during mid March, or as low as $158 for Tuesday flights around mid August.


When to Fly to Los Angeles

Flying from Idaho Falls, ID (IDA) to Los Angeles, CA (LAX) will usually cost between $293 to $595 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid August with an average ticket price of $307. Due to high demand the most expensive time to fly is mid March, with an average price of $529. Planning your trip to low-cost times can easily save you $222 on economy flights and even more on first-class flights. Generally, any price below $395 can be considered a good price for a round-trip IDA to LAX flight.

See below for a graph of average weekly prices for the IDA to LAX route. All prices are for round-trip tickets in USD.

IDA to LAX Flight Prices

Compared to other flights, the IDA to LAX flight is much cheaper than the average and costs much less than the average flight leaving from Idaho Falls. The average price per mile (for a direct flight) is $0.33, which is in the normal range for a flight.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $178 (35%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $330. Return trip prices are from the LAX to IDA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IDA to LAX can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 19 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IDA to LAX while comparing.

Destination alternative #1: Bob Hope Airport (BUR) in Burbank, CA

  • 18 miles (29 km) away from LAX
  • Usually 2.78% less expensive than LAX
  • 1-layover flights available

See IDA to BUR flights

Destination alternative #2: San Diego International Airport (SAN) in San Diego, CA

  • 109 miles (175 km) away from LAX
  • Usually 0.76% less expensive than LAX
  • 1-layover flights available

See IDA to SAN flights

Destination alternative #3: Long Beach Airport (LGB) in Long Beach, CA

  • 17 miles (27 km) away from LAX
  • Usually 0.25% less expensive than LAX
  • 1-layover flights available

See IDA to LGB flights


Flight Questions Answered

Still have questions about flying from IDA to LAX? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Alaska, American, Delta, Frontier, JetBlue, Kenya Airways, Qantas, Southwest, Spirit, United, and potentially more during busy seasons.

How far away is it from Los Angeles International Airport to Idaho Falls Regional Airport?

The distance between the two airports is roughly 744 miles or 1197 kilometers.

How long does it take to fly from IDA to LAX?

The real-world flight time for a nonstop IDA to LAX flight is about 2 hour 19 minutes.

How many flights go between Idaho Falls, ID and Los Angeles, CA?

It depends on the day of the week and the date, but a typical day might have around 49 available flights from IDA to LAX.


Airport Location Info


Departing Airport

Origination codeIDA
Origination airport nameIdaho Falls Regional Airport
CityIdaho Falls, ID
Countrythe United States

Return Airport

Destination codeLAX
Destination airport nameLos Angeles International Airport
CityLos Angeles, CA
Countrythe United States


Late and Early Flight Data

Flights from IDA to LAX tend to depart much later than the average flight. According to our recently updated data, 56% of flights departed 5 or more minutes late, and 11% of flights left 5 or more minutes early. On average you can expect to leave LAX heading for IDA about 45 minutes late. This does significantly impact arrival time, as the average landing time in Los Angeles, CA is about 58 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Allegiant: 45 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.