The cheapest times to fly from SAN to IDA are
- January 1st to February 11th
- April 16th to May 6th
- August 20th to November 18th
- December 3rd to December 16th
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 SAN to IDA is late October to early November. Prices can be as high as $950 for Sunday flights during late June, or as low as $276 for Tuesday flights around late October to early November.
When to Fly to Idaho Falls
Flying from San Diego, CA (SAN) to Idaho Falls, ID (IDA) will usually cost between $294 to $595 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $332. Due to high demand the most expensive time to fly is late June, with an average price of $514. Planning your trip to low-cost times can easily save you $182 on economy flights and even more on first-class flights. Generally, any price below $391 can be considered a good price for a round-trip SAN to IDA flight.
See below for a graph of average weekly prices for the SAN to IDA route. All prices are for round-trip tickets in USD.
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Compared to other flights, the SAN to IDA flight is much cheaper than the average and costs much less than the average flight leaving from San Diego. The average price per mile (for a direct flight) is $0.31, 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 $161 (33%) 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 $328. Return trip prices are from the IDA to SAN flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from SAN to IDA 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 25 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 SAN to IDA while comparing.
- 49 miles (79 km) away from IDA
- Usually 19.95% less expensive than IDA
- 1-layover flights available
- 67 miles (108 km) away from IDA
- Usually 9.21% less expensive than IDA
- 1-layover flights available
- 112 miles (180 km) away from IDA
- Usually 9.21% less expensive than IDA
- 1-layover flights available
- 141 miles (227 km) away from IDA
- Usually 8.70% less expensive than IDA
- 1-layover flights available
- 94 miles (151 km) away from IDA
- Usually 2.30% less expensive than IDA
- 1-layover flights available
Flight Questions Answered
Still have questions about flying from SAN to IDA? We’ve got answers.
Which airlines fly this route?
You can find 3 major airlines flying this route most often: Alaska, Delta, United, and potentially more during busy seasons.
How far away is it from Idaho Falls Regional Airport to San Diego International Airport?
The distance between the two airports is roughly 795 miles or 1279 kilometers.
How long does it take to fly from SAN to IDA?
The real-world flight time for a nonstop SAN to IDA flight is about 2 hour 25 minutes.
How many flights go between San Diego, CA and Idaho Falls, ID?
It depends on the day of the week and the date, but a typical day might have around 62 available flights from SAN to IDA.
Airport Location Info
Departing Airport
Origination code | SAN |
Origination airport name | San Diego International Airport |
City | San Diego, CA |
Country | the United States |
Latitude | 32.7 |
Longitude | -117.2 |
Return Airport
Destination code | IDA |
Destination airport name | Idaho Falls Regional Airport |
City | Idaho Falls, ID |
Country | the United States |
Latitude | 43.5 |
Longitude | -112.1 |
Other Resources
Flights to IDA
Flights from IDA
Popular Flights
Flights to SAN
Flights from SAN
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.