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Cheap flights from Idaho Falls to Santa Rosa (IDA - STS)

IDA — STS
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Idaho Falls to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2025.

Popular in

January

Cheapest in

September

Average price

$318
Highest demand for flights based on searches. 24% potential increase in price ($159 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Best time to book a flight from Idaho Falls to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Santa Rosa

What is the cheapest month to book a flight from Idaho Falls to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Santa Rosa (average of $202). Flying from Idaho Falls to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Idaho Falls to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Santa Rosa.

  • Can I find deals for business class flights from Idaho Falls to Santa Rosa?

    Yes. Cheapflights offers flight deals from Idaho Falls to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Santa Rosa (average of $202). Flying from Idaho Falls to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Fort Bragg
Ukiah

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