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287 € Cheap Flights from San Diego International to Idaho Falls

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      Travellers and cabin class, 1 Adult, Economy

      Compare San Diego International to Idaho Falls flight deals

      Find the cheapest month or even day of the year to fly to Idaho Falls

      Book the best Idaho Falls fare with no extra fees

      Flight deals from San Diego International to Idaho Falls

      Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Idaho Falls Airport? If you want to travel next month, return fares start from 302 €. Find the lowest prices on one-way and return tickets right here.
      Idaho Falls.287 € per passenger.Departing Mon, 11 Jan, returning Tue, 1 Jun.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Mon, 11 Jan, arriving in Idaho Falls.Inbound indirect flight with Alaska Airlines, departs from Idaho Falls on Tue, 1 Jun, arriving in San Diego International.Price includes taxes and charges.From 287 €, select.
      Idaho Falls.302 € per passenger.Departing Thu, 1 Oct, returning Mon, 5 Oct.Return flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Thu, 1 Oct, arriving in Idaho Falls.Inbound indirect flight with Allegiant Air, departs from Idaho Falls on Mon, 5 Oct, arriving in San Diego International.Price includes taxes and charges.From 302 €, select.
      Idaho Falls.307 € per passenger.Departing Thu, 11 Feb, returning Mon, 15 Feb.Return flight with Alaska Airlines and Allegiant Air.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Thu, 11 Feb, arriving in Idaho Falls.Inbound indirect flight with Allegiant Air, departs from Idaho Falls on Mon, 15 Feb, arriving in San Diego International.Price includes taxes and charges.From 307 €, select.
      Idaho Falls.318 € per passenger.Departing Thu, 24 Dec, returning Tue, 29 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Thu, 24 Dec, arriving in Idaho Falls.Inbound indirect flight with Delta, departs from Idaho Falls on Tue, 29 Dec, arriving in San Diego International.Price includes taxes and charges.From 318 €, select.
      Idaho Falls.392 € per passenger.Departing Fri, 25 Sep, returning Mon, 28 Sep.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Fri, 25 Sep, arriving in Idaho Falls.Inbound indirect flight with United, departs from Idaho Falls on Mon, 28 Sep, arriving in San Diego International.Price includes taxes and charges.From 392 €, select.
      Idaho Falls.414 € per passenger.Departing Sat, 14 Nov, returning Fri, 20 Nov.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Sat, 14 Nov, arriving in Idaho Falls.Inbound indirect flight with United, departs from Idaho Falls on Fri, 20 Nov, arriving in San Diego International.Price includes taxes and charges.From 414 €, select.
      Idaho Falls.471 € per passenger.Departing Thu, 3 Jun, returning Sun, 6 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Thu, 3 Jun, arriving in Idaho Falls.Inbound indirect flight with Delta, departs from Idaho Falls on Sun, 6 Jun, arriving in San Diego International.Price includes taxes and charges.From 471 €, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from San Diego International to Idaho Falls found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from San Diego International to Idaho Falls

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Idaho Falls flights are currently cheapest in October.
      Sep
      from 392 €
      Oct
      from 302 €
      Nov
      from 414 €
      Dec
      from 318 €
      Jan
      Find prices
      Feb
      from 307 €
      Mar
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      Apr
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      May
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      Jun
      from 471 €
      Jul
      Find prices
      Aug
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      San Diego International to Idaho Falls: Alternative routes

      Compare routes from San Diego International to Idaho Falls below. You may find an airport to fly into that's cheaper, faster, or easier than Idaho Falls.

      Idaho Falls

      4km from central Idaho Falls
      ClosestCheapest
      from 287 €
      Search flights

      Pocatello

      79km from central Idaho Falls
      from 445 €
      Search flights

      San Diego to Idaho Falls: Flight information

      The things to know before you go.
      Cheapest flight found287 €
      Cheapest month to flyJanuary

      Finding cheap flights from San Diego International to Idaho Falls: Frequently asked questions

      The best price we found for a return flight from San Diego International to Idaho Falls is 287 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from San Diego International to Idaho Falls. But we found flights with one or more stops from 287 €.
      As of September 2026, there are no flights flying from San Diego International to Idaho Falls.
      The cheapest month to fly from San Diego International to Idaho Falls is usually January.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Idaho Falls Airport on Monday, 11 January 2027.
      No airlines currently offer direct flights between San Diego International Airport and Idaho Falls Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Idaho Falls but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Idaho Falls is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Alaska Airlines offers the cheapest flight tickets to Idaho Falls.

      Travelling from San Diego International Airport (SAN) to Idaho Falls Airport (IDA): what you need to know

      • Your SAN to IDA flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

      • Be prepared for bigger queues during popular months like August. Arriving up to four hours ahead of international flights and two hours for domestic departures is a wise move.

      • Consider adding a stopover when booking your ticket from San Diego International Airport to Idaho Falls Airport. Just uncheck 'Direct flights only' to break up your journey, or even explore someplace new along the way. Here's where you can stop between SAN and IDA:

        • Harry Reid International Airport

        • Salt Lake City Airport

        • Oakland Metropolitan Oak Airport

      How to find the cheapest flights from San Diego International Airport (SAN) to Idaho Falls Airport (IDA)

      • 104 € is currently the lowest price for a one-way San Diego International Airport to Idaho Falls Airport flight. A return flight starts from 287 €. These prices may change depending on availability and demand.

      • It's usually best to book in advance if you're looking for cheap tickets from SAN to IDA. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

      • The 'Whole month' tool shows you the cheapest flights from San Diego International Airport to Idaho Falls Airport across every month. It's an easy way to find a bargain if your plans are flexible.

      • Getting your hands on cheap flights from SAN to IDA is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when there's a better deal.

      • Pick your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from San Diego International Airport to Idaho Falls Airport.

      Handy information about San Diego International Airport (SAN)

      • You'll find SAN at N Harbour Dr.

      • When it comes to the on-time performance of San Diego International Airport, 74% of flights stick to their scheduled arrival time.

      • San Diego International Airport is around 5 kilometres from central San Diego. If you're driving, catching a taxi or ride-sharing from the centre, it'll take 15 minutes or so to arrive, depending on the traffic.

      • You can expect a trip time of roughly 25 minutes when using public transport.

      • Booked an early flight from San Diego International Airport to Idaho Falls Airport? Avoid the last-minute rush to the terminal (and catch some extra z's) by picking one of these hotels close to SAN:

      Arriving at Idaho Falls Airport (IDA)

      • Book a hotel close to IDA if you're taking a late San Diego International Airport to Idaho Falls Airport flight. Select one of these options and make your arrival easier:

      • Grab a Idaho Falls Airport rental car and explore Idaho Falls and beyond with your own wheels. Budget, Avis and Alamo are leading providers you can book with here.

      • Boost your chances of snagging the best rate by booking as early as you can. Reserving your vehicle from Idaho Falls Airport at least a few weeks in advance is a good move.

      Getting from Idaho Falls Airport (IDA) to central Idaho Falls

      • The address for IDA is 2140 North Skyline.

      • Idaho Falls Airport is approximately 8 kilometres from the centre of Idaho Falls. Driving there takes about 10 minutes.

      • Getting there by public transport typically takes 30 minutes.

      When to fly to Idaho Falls Airport (IDA)

      • It's time to work out your trip dates for your flight from San Diego International Airport to Idaho Falls Airport. June is the most popular month to visit Idaho Falls. If you'd like a more laid-back vibe, go in March.

      • Book your flight from San Diego International Airport to Idaho Falls Airport for July if you'd like to visit Idaho Falls during its warmest month. Expect temperatures of between 9ºC (48ºF) and 35ºC (95ºF).

      • January has average temperatures of between -15ºC (5ºF) and 1ºC (34ºF). Search for cheap tickets from SAN to IDA sometime then if you like travelling in cooler conditions.

      Explore more of the United States

      • You've seen Idaho Falls, now it's time to explore more of the United States. Travel about 306 kilometres south to Salt Lake City to check off its must-visit sights. From Salt Lake Utah Temple to Temple Square and Salt Lake City Tabernacle, you'll have a packed itinerary ahead.

      • Around 338 kilometres west of Idaho Falls, Boise is another favourite stop in the United States. Experience major highlights starting with Cathedral Of The Rockies, Boise Depot and St. John's Cathedral.

      Plan the rest of your trip from San Diego to Idaho Falls

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.