240 € Cheap Flights from San Francisco International to Idaho Falls

Compare San Francisco International to Idaho Falls flight deals

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

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Flight deals from San Francisco International to Idaho Falls

Looking for a cheap last-minute deal or the best return flight from San Francisco International to Idaho Falls? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco 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 Francisco International to Idaho Falls flights are currently cheapest in March.

San Francisco International to Idaho Falls: Alternative routes

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

San Francisco to Idaho Falls: Flight information

The things to know before you go.
Cheapest flight found240 €
Cheapest month to flyMarch

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

The best price we found for a return flight from San Francisco International to Idaho Falls is 240 €. 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 Francisco International to Idaho Falls. But we found flights with one or more stops from 240 €.
As of February 2026, there are no flights flying from San Francisco International to Idaho Falls.
The cheapest month to fly from San Francisco International to Idaho Falls is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Idaho Falls Airport on Tuesday, 17 March 2026.
No airlines currently offer direct flights between San Francisco 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, Delta offers the cheapest flight tickets to Idaho Falls.

Flying from San Francisco International Airport (SFO) to Idaho Falls Regional Airport (IDA): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Be at the airport on time to catch your SFO to IDA flight.

  • During popular months like August, you'll want to get to the airport well in advance. Arrive two hours before a domestic departure and four hours ahead for international flights whenever you're flying during peak periods in general.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from San Francisco International Airport to Idaho Falls Regional Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to visit the city of your choice. Popular stopovers between SFO and IDA include:

    • Harry Reid Airport (formerly McCarran Airport)

    • Portland International Airport

    • Salt Lake City International Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Idaho Falls Regional Airport (IDA)

  • 110 € is the lowest price for a one-way San Francisco International Airport to Idaho Falls Regional Airport flight. Return flights start at 240 €. These prices may change depending on availability.

  • It's usually smart to book in advance if you want to find cheap tickets from SFO to IDA. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' search function shows you the cheapest flights from San Francisco International Airport to Idaho Falls Regional Airport throughout the entire month. It's a good way to snap up a bargain if your travel dates aren't set in stone.

  • Cut down on the time spent looking for cheap flights from SFO to IDA by setting up a Price Alert. You'll get an email or notification through the app when a lower fare pops up.

  • Tailor your flights with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from San Francisco International Airport to Idaho Falls Regional Airport.

Handy information about San Francisco International Airport (SFO)

  • Of all flights departing from San Francisco International Airport, 77.36% arrive as scheduled at their destination.

  • To reach San Francisco International Airport from central San Francisco, it takes about 20 minutes by car. This depends on traffic though. It's approximately 21 kilometres from the airport to the city centre.

  • The trip when using public transport will take about 45 minutes.

  • Get your trip off to a hassle-free start by staying near SFO. Whether you have an early flight from San Francisco International Airport to Idaho Falls Regional Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Idaho Falls Regional Airport (IDA)

  • The last thing you need is a long journey to your hotel if you're landing late on a San Francisco International Airport to Idaho Falls Regional Airport flight. Stay at one of these accommodation options near IDA instead:

  • Get your adventure underway by picking up an Idaho Falls Regional Airport rental car. Grab your wheels from Budget, Avis or Alamo and explore beyond Idaho Falls's main sights.

  • To get the best possible deal, reserve your vehicle from Idaho Falls Regional Airport a few weeks in advance. Rates typically rise closer to your day of departure.

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

  • The address for IDA is 2140 North Skyline.

  • Idaho Falls Regional Airport to the centre of Idaho Falls has a drive time of around 10 minutes. It's approximately 5 kilometres away.

  • Travelling on public transport takes about 1 hour.

When to fly to Idaho Falls Regional Airport (IDA)

  • The quietest month for a flight from San Francisco International Airport to Idaho Falls Regional Airport is February, while July is the busiest. Pick the ideal time to visit Idaho Falls based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • When booking your flight from San Francisco International Airport to Idaho Falls Regional Airport, consider the kind of weather you enjoy. July is the warmest month in Idaho Falls, with the temperature ranging from 11ºC (52ºF) to 35ºC (95ºF).

  • Search for cheap tickets from SFO to IDA in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -15ºC (5ºF) and 1ºC (34ºF) on average.

Explore more of United States

  • Idaho Falls is easy to fall in love with, but there are so many other corners of United States you'll want to see. Around 306 kilometres south of Idaho Falls, a trip to Salt Lake City will fill your itinerary to the brim. Check out popular attractions like Temple Square, Utah State Capitol and Red Butte Garden.

  • Boise is another must-experience destination in United States and is around 338 kilometres west of Idaho Falls. No journey is complete without a visit to Idaho State Capitol Building, Old Idaho Penitentiary and Zoo Boise.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.