141 € Cheap Flights from Santa Rosa to Boise

Compare Santa Rosa to Boise flight deals

Find the cheapest month or even day of the year to fly to Boise

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Flight deals from Santa Rosa to Boise

Looking for a cheap last-minute deal or the best return flight from Santa Rosa Airport to Boise Airport? If you want to travel next month, return fares start from 141 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Santa Rosa to Boise

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Santa Rosa to Boise flights are currently cheapest in August.

Direct flights from Santa Rosa to Boise

Santa Rosa to Boise: Alternative routes

Compare routes from Santa Rosa to Boise below. You may find an airport to fly into that's cheaper, faster, or easier than Boise.

Santa Rosa to Boise: Flight information

The things to know before you go.
Cheapest flight found141 €
Cheapest month to flyAugust
Average flight time1 hr, 40 mins
Most popular airlineAlaska Airlines
Average flights per week13

Finding cheap flights from Santa Rosa to Boise: Frequently asked questions

The best price we found for a return flight from Santa Rosa to Boise is 141 €. 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.
1 hour and 40 minutes is the average flight time from Santa Rosa to Boise.
Alaska Airlines and SkyWest Airlines fly direct from Santa Rosa to Boise.
As of July 2026, there are 13 flights per week flying from Santa Rosa to Boise.
The cheapest month to fly from Santa Rosa to Boise is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Santa Rosa Airport to Boise Airport on Thursday, 20 August 2026.
Yes – the average flight time is 1 hour and 40 minutes.
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 Boise 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 Boise is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Southwest Airlines offers the cheapest flight tickets to Boise.

Flying from Santa Rosa Airport (STS) to Boise Airport (BOI): what you need to know

  • To ensure you catch your STS to BOI flight, leave plenty of time to navigate the airport and find your gate. Arriving two hours before international departures and one hour before domestic flights is the general travel rule.

  • Travelling during a peak time like August? School holidays and other popular periods can result in longer queues at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.

  • Opt for a stopover if you'd love to break up your flight. Simply uncheck 'Direct flights only' to see the options for tickets from Santa Rosa Airport to Boise Airport. Dallas Fort Worth International Airport is a popular stopover on the STS to BOI route.

How to find the cheapest flights from Santa Rosa Airport (STS) to Boise Airport (BOI)

  • Right now, 68 € is the lowest price we've seen for a one-way Santa Rosa Airport to Boise Airport flight. The best price for a return ticket is 141 €. Remember that fares may change due to availability at the time of booking.

  • Don't wait until the last moment. You're more likely to get cheap tickets from STS to BOI if you book ahead. Airlines often have some amazing early bird discounts.

  • The 'Whole month' search tool shows you the cheapest flights from Santa Rosa Airport to Boise Airport across every month. It's an easy way to find a bargain if your plans aren't set in stone.

  • There's no need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll notify you as soon as the price changes on cheap flights from STS to BOI.

  • Tailor your flights with filters. Pick your preferred arrival and departure times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Santa Rosa Airport to Boise Airport.

Handy information about Santa Rosa Airport (STS)

  • You'll find STS at 2200 Airport Boulevard.

  • Of the departures from Santa Rosa Airport, 71% land on schedule at their destination.

  • Santa Rosa Airport is around 10 kilometres from central Santa Rosa. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • Expect a trip time of roughly 35 minutes on public transport.

  • Looking for a convenient hotel near STS? If you're boarding an early flight from Santa Rosa Airport to Boise Airport, these stays will have you sleeping moments from your departure lounge:

Arriving at Boise Airport (BOI)

When to fly to Boise Airport (BOI)

  • The quietest month for a flight from Santa Rosa Airport to Boise Airport is March, while October is the busiest. Choose the best time to go to Boise based on whether you prefer a faster pace or a more relaxed vibe.

  • Book your flight from Santa Rosa Airport to Boise Airport for July if you'd like to go to Boise during its warmest month. Expect temperatures of between 15ºC (59ºF) and 35ºC (95ºF).

  • Look for cheap tickets from STS to BOI in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between -11ºC (12ºF) and 5ºC (41ºF) on average.

Explore more of the United States

  • You've visited Boise, now it's time to discover other parts of the United States. Journey about 467 kilometres north to Spokane to check off its must-visit sights. From Riverside State Park to Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes, you'll have a packed itinerary ahead.

  • If there's time to check out another well-known destination in the United States, consider Salt Lake City, roughly 483 kilometres south-east of Boise. Salt Lake Utah Temple, Temple Square and Salt Lake City Tabernacle are highlights.

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