£187 Cheap Flights from Idaho Falls (IDA) to San Diego (SAN)

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Popular airlines from Idaho Falls Regional Airport (IDA) to San Diego Intl. Airport (SAN)

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Cheap Flights from Idaho Falls (IDA) to San Diego (SAN)

Prices were available within the past 7 days and start at £187 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What is the cheapest month to fly from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
February is typically the cheapest month to fly from Idaho Falls Regional (IDA) to San Diego Intl. (SAN), with average return fares of approximately £285. This is about 14% lower than the average price throughout the year. February often sees lower prices because it falls outside of peak holiday seasons, when travel demand tends to decrease. Other cheap months to fly from Idaho Falls Regional (IDA) to San Diego Intl. (SAN) include April and November.
How do I find cheap flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
When looking for the best time to fly from Idaho Falls Regional (IDA) to San Diego International (SAN), it's all about balancing price and popularity. Based on booking data from the past year, you'll find the cheapest flights in February and November, with average return fares around £285. However, if you're looking for more flight options and a livelier atmosphere, May and August are the most popular months to travel. While these months might see slightly higher prices, you'll have plenty of choices for flight times and airlines, making it easier to plan your trip to San Diego.
How many flights per day from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
There are approximately 11 connecting flights per day from Idaho Falls Regional (IDA) to San Diego Intl. (SAN). Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Portland Intl. (PDX).
What is the earliest flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Idaho Falls Regional (IDA) to San Diego Intl. (SAN) typically departs at approximately 5:00 AM local time. This service is operated by United Airlines and Alaska Airlines. This is a seasonal service active in October and November. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
You'll typically find the most flights from Idaho Falls Regional (IDA) to San Diego Intl. (SAN) on a Wednesday, with around 12 flights available. This gives you a good selection for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and Alaska Airlines.
What are the most popular departure times for flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Idaho Falls Regional (IDA) to San Diego Intl. (SAN) are in the early morning, from 6am to 9am. About 35% of passengers prefer this time. Many major carriers, including Alaska Airlines, American Airlines and Delta, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in San Diego with plenty of time to enjoy your destination.
How long does it take to fly from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
Flying from IDA to SAN with a connection usually takes about 7 hours 20 minutes, traveling roughly 795 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
Select the "Business class" and "First class" filters when looking for IDA to SAN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from Idaho Falls Regional (IDA)?
From Idaho Falls Regional (IDA), you can fly directly into San Diego Intl. (SAN) to reach San Diego. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), Dallas-Fort Worth Intl. (DFW) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Idaho Falls, ID (IDA-Idaho Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Idaho Falls Regional
Destination airport
San Diego Intl.
Distance
1272 km

Book with confidence

Compare flights from Idaho Falls to San Diego easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Idaho Falls to San Diego. Operating between them flights per day, 9 airlines cover the route. And fly direct, getting you to San Diego Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Idaho Falls Regional to San Diego Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Idaho Falls Regional (IDA) to San Diego Intl. (SAN)

The easiest way to view the best deals on flights from Idaho Falls to San Diego today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Idaho Falls Regional to San Diego Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Idaho Falls and San Diego
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Idaho Falls to San Diego flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Idaho Falls Regional to San Diego Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Idaho Falls to San Diego easily and book with confidence

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