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Flights from San Carlos to Idaho Falls

Find cheap airlines flights from San Carlos to Idaho Falls

For flights from San Carlos to Idaho Falls, travelers often use nearby airports in San Francisco and Idaho Falls. Compare airlines and fares below.
Alaska Airlines logo Alaska Airlines

No flights were found from San Carlos to Idaho Falls. Instead, check out the deals below for nearby routes from San Francisco to Idaho Falls.

      • SFO 12:00 PM
        5h 18m
        1 stop
        IDA 6:18 PM
        San Francisco - Idaho Falls | Sat, Jan 10 | Hawaiian Airlines
        IDA 9:00 AM
        7h 50m
        1 stop
        SFO 3:50 PM
        Idaho Falls - San Francisco | Sat, Jan 17 | Hawaiian Airlines
        $261 $690
        62% OFF
        62% OFF
        $690 $261
      • SFO 4:46 PM
        5h 13m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Sat, Jan 10 | Alaska Airlines
        IDA 6:58 PM
        5h 5m
        1 stop
        SFO 11:03 PM
        Idaho Falls - San Francisco | Sat, Jan 17 | Alaska Airlines
        $313 $690
        55% OFF
        55% OFF
        $690 $313
      • SFO 3:50 PM
        5h 46m
        1 stop
        IDA 10:36 PM
        San Francisco - Idaho Falls | Sat, Jan 10 | American Airlines
        IDA 7:20 AM
        6h 16m
        1 stop
        SFO 12:36 PM
        Idaho Falls - San Francisco | Sat, Jan 17 | American Airlines
        $401 $690
        42% OFF
        42% OFF
        $690 $401
      • SFO 7:00 PM
        26h 21m
        1 stop
        IDA 10:21 PM
        San Francisco - Idaho Falls | Wed, Dec 17 | Delta Air Lines
        IDA 5:55 AM
        7h 26m
        1 stop
        SFO 12:21 PM
        Idaho Falls - San Francisco | Wed, Dec 24 | Delta Air Lines
        $463
        33% OFF
        $690 $463
      • SFO 9:23 PM
        11h 33m
        1 stop
        IDA 9:56 AM
        San Francisco - Idaho Falls | Wed, Feb 4 | United Airlines
        IDA 2:40 PM
        9h 18m
        1 stop
        SFO 10:58 PM
        Idaho Falls - San Francisco | Sat, Feb 7 | United Airlines
        $472
        32% OFF
        $690 $472
      • SFO 4:46 PM
        5h 13m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Wed, Feb 4 | Hawaiian Airlines
        IDA 6:30 AM
        7h 59m
        1 stop
        SFO 1:29 PM
        Idaho Falls - San Francisco | Sat, Feb 7 | United Airlines
        $480
        30% OFF
        $690 $480
      • SFO 12:00 PM
        5h 18m
        1 stop
        IDA 6:18 PM
        San Francisco - Idaho Falls | Thu, Feb 5 | Hawaiian Airlines
        IDA 2:40 PM
        7h 55m
        1 stop
        SFO 9:35 PM
        Idaho Falls - San Francisco | Sun, Feb 8 | United Airlines
        $483
        30% OFF
        $690 $483
      • SFO 5:00 AM
        7h 30m
        1 stop
        IDA 1:30 PM
        San Francisco - Idaho Falls | Thu, Jan 15 | United Airlines
        IDA 9:00 AM
        7h 50m
        1 stop
        SFO 3:50 PM
        Idaho Falls - San Francisco | Sat, Jan 17 | Hawaiian Airlines
        $501
        27% OFF
        $690 $501
      • SFO 4:46 PM
        5h 13m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Thu, Jan 15 | Hawaiian Airlines
        IDA 6:30 AM
        7h 59m
        1 stop
        SFO 1:29 PM
        Idaho Falls - San Francisco | Sat, Jan 17 | United Airlines
        $501
        27% OFF
        $690 $501
      • SFO 5:42 PM
        5h 25m
        1 stop
        IDA 12:07 AM
        San Francisco - Idaho Falls | Wed, Dec 24 | Hawaiian Airlines
        IDA 6:57 PM
        6h 6m
        1 stop
        SFO 12:03 AM
        Idaho Falls - San Francisco | Tue, Dec 30 | Delta Air Lines
        $504
        27% OFF
        $690 $504
      • SFO 1:00 PM
        17h 25m
        1 stop
        IDA Invalid Date
        San Francisco - Idaho Falls | Sun, Dec 14 | Normal Airline
        IDA 3:00 PM
        6h
        Nonstop
        SFO 4:00 PM
        Idaho Falls - San Francisco | Tue, Dec 16 | Normal Airline
        Find More Flights
        Find More Flights
      • SFO 8:48 PM
        15h 48m
        1 stop
        IDA 1:36 PM
        San Francisco - Idaho Falls | Mon, Dec 15 | Frontier Airlines
        $98 $230
        57% OFF
        57% OFF
        $230 $98
      • SFO 4:46 PM
        5h 13m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Mon, Jan 26 | Alaska Airlines
        $112 $230
        51% OFF
        51% OFF
        $230 $112
      • SFO 4:42 PM
        6h 17m
        1 stop
        IDA 11:59 PM
        San Francisco - Idaho Falls | Fri, Dec 12 | Hawaiian Airlines
        $125 $230
        46% OFF
        46% OFF
        $230 $125
      • SFO 6:00 AM
        6h 16m
        1 stop
        IDA 1:16 PM
        San Francisco - Idaho Falls | Fri, Dec 12 | Frontier Airlines
        $143
        38% OFF
        $230 $143
      • SFO 4:46 PM
        5h 13m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Sun, Jan 25 | Alaska Airlines
        $152
        34% OFF
        $230 $152
      • SFO 2:30 PM
        7h 29m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Mon, Jan 26 | Hawaiian Airlines
        $152
        34% OFF
        $230 $152
      • SFO 10:30 AM
        11h 29m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Mon, Jan 26 | Delta Air Lines
        $158
        32% OFF
        $230 $158
      • SFO 4:55 PM
        4h 57m
        1 stop
        IDA 10:52 PM
        San Francisco - Idaho Falls | Thu, Dec 25 | Delta Air Lines
        $159
        31% OFF
        $230 $159
      • SFO 2:30 PM
        7h 29m
        1 stop
        IDA 10:59 PM
        San Francisco - Idaho Falls | Sun, Jan 25 | Hawaiian Airlines
        $167
        27% OFF
        $230 $167
      • SFO 9:15 AM
        26h 21m
        1 stop
        IDA 12:36 PM
        San Francisco - Idaho Falls | Tue, Dec 16 | American Airlines
        $168
        27% OFF
        $230 $168
      • SFO 1:00 PM
        17h 25m
        1 stop
        IDA Invalid Date
        San Francisco - Idaho Falls | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from San Carlos to Idaho Falls are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | San Carlos to Idaho Falls

Check out flight details for routes from San Francisco to Idaho Falls—including distance, duration, and the best value month—to help plan your trip from San Carlos to Idaho Falls.

Cheapest one-way flight price$98
Cheapest round-trip ticket price$261
Off-season for travelSeptember
Peak season for travelDecember
Flight distance1,089.38 km
Popular airlineAlaska Airlines

When is the cheapest time to fly from San Carlos to Idaho Falls?

Analyze price trends for flights from San Francisco to Idaho Falls—including distance, duration, and the most cost-effective month—to plan your journey from San Carlos to Idaho Falls.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from San Carlos to Idaho Falls, calculated over the upcoming 10 weeks.

Frequently Asked Questions

FAQs for flights from San Carlos to Idaho Falls when there’s no local airport. Departures and arrivals are through San Francisco to Idaho Falls.

  • What are the cheapest flights from San Francisco to Idaho Falls (SFO-IDA)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $98 on Cheapest nonstop routes (e.g. SFO to IDA on Mon, Dec 15), while Hawaiian Airlines offers Cheapest nonstop round-trips from $261 departing on Sat, Jan 10 and returning on Sat, Jan 17.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Idaho Falls is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Francisco to Idaho Falls, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Dec 15, with one-way flights priced at just $98.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Idaho Falls travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Francisco to Idaho Falls is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from San Francisco to Idaho Falls on December 17, 2025 with Delta Air Lines, with prices starting at $462.
  • The time difference between Idaho Falls and San Francisco is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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