Cheap flights from California to Idaho from $39
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Idaho departing on 6/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from California to Idaho
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
These are some of the best round-trip flight deals from California to Idaho that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to Idaho.
Cheap last minute flights
Planning a quick getaway from California to Idaho? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Idaho, so you can enjoy a seamless trip without layovers.
Spirit Airlines flights from California to Idaho
Our best Spirit Airlines deals on California to Idaho flight tickets
Spirit Airlines![Spirit Airlines]()
Jun 12![Spirit Airlines]()
Jun 16
BUR9:05 pmBurbank Bob Hope
10h 43m
1 stop
BOI8:48 amBoise Air Term. Gowen Fld
BOI9:43 amBoise Air Term. Gowen Fld
4h 40m
1 stop
BUR1:23 pmBurbank Bob Hope
Spirit Airlines![Spirit Airlines]()
Jun 2![Spirit Airlines]()
Jun 6
SNA6:45 amSanta Ana J. Wayne/Orange Cnty
3h 36m
1 stop
BOI11:21 amBoise Air Term. Gowen Fld
BOI12:16 pmBoise Air Term. Gowen Fld
10h 01m
1 stop
SNA9:17 pmSanta Ana J. Wayne/Orange Cnty
Southwest flights from California to Idaho
Our best Southwest deals on California to Idaho flight tickets
Southwest![Southwest]()
May 27![Southwest]()
Jun 3
BUR1:40 pmBurbank Bob Hope
2h 05m
BOI4:45 pmBoise Air Term. Gowen Fld
BOI1:55 pmBoise Air Term. Gowen Fld
2h 05m
BUR3:00 pmBurbank Bob Hope
Southwest![Southwest]()
May 30![Southwest]()
Jun 4
BUR7:15 amBurbank Bob Hope
5h 55m
1 stop
BOI2:10 pmBoise Air Term. Gowen Fld
BOI1:55 pmBoise Air Term. Gowen Fld
2h 05m
BUR3:00 pmBurbank Bob Hope
See travel insights to Idaho from
How to get the cheapest flight ticket from California to Idaho
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Idaho?
In general, October is the cheapest month to fly from California to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $197. If you don’t want to visit Idaho in October, then you should wait until February to fly from California, when ticket prices are also cheap, with an average price of $237.
What is the cheapest day to depart on your flight to Idaho?
Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $260. On the other hand, Sunday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $315.
What is the cheapest time of day to depart on your flight to Idaho?
According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from California to Idaho at noon for as low as $177. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Idaho, so prices are often more expensive at around $287 per ticket.
What is the cheapest California to Idaho flight route?
Fly from Oakland to Idaho Falls Fanning Field for the best California - Idaho flight prices
How far in advance should I book a flight to Idaho?
You are more likely to see cheaper flights to Idaho from California when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $271 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from California for as low as $207 on momondo.
What cabin class options are available on California to Idaho flights?
There are 4 cabin classes available to choose from on California to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from California to Idaho?
Allegiant Air, Spirit Airlines, and Delta are the most popular carriers operating from California to Idaho
What airlines fly to Idaho?
Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Idaho from California according to our data. Alaska Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 9 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.
How many flights depart from California to Idaho on average per day?
As of May 2025, there are 75 flights per day flying from California to Idaho. The most common time of day flights depart is 6:00PM, with 38% of flights taking off in the evening.
How many flights depart from California to Idaho on average per week?
As of May 2025, 528 flights take off from California and land in Idaho each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.
Cheap California to Idaho flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to Idaho
When did momondo last update prices for flights from California to Idaho?
Prices for flights from California to Idaho were last updated today.
How many operators does momondo search for flights from California to Idaho?
As of May 2025, there are 9 operators available to choose from for flights from California to Idaho.
How old do you have to be to fly from California to Idaho?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from California to Idaho?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from California to Idaho is Embraer 175 (37.32% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (21.48%), Embraer 170 (10.16%), and Boeing 737-700 Passenger/BBJ1 (winglets) (8.95%).
Best airlines flying from California to Idaho
Compare and see reviews for airlines that fly from California to Idaho with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $71 | Free Cancellation | Rating 7.5 75 reviews | |||
| PriceFrom $78 | Free Cancellation | Rating 6.3 7,963 reviews | |||
| PriceFrom $79 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $84 | Free Cancellation | Rating 7.9 2,409 reviews | |||
| PriceFrom $95 | Free Cancellation | Rating 7.3 734 reviews | |||
| PriceFrom $123 | Free Cancellation | Rating 8.0 9,972 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $154 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from California to Idaho?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to Idaho. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from California to Idaho with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for California to Idaho flights to just show those with flexible booking policies.
How can momondo help me find flights from California to Idaho?
Once all potential California to Idaho flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from California to Idaho right now. Can momondo alert me if prices change?
Yes. momondo can track prices for California to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to Idaho
Popular cities in Idaho
Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $2
Flights to Los Angelesfrom $39
Flights to Miamifrom $70
Flights to Chicagofrom $60
Flights to Las Vegasfrom $37
Flights to Orlandofrom $45
Flights to San Franciscofrom $47
Flights to Washington, D.C.from $58
Flights to Bostonfrom $59
Flights to Dallasfrom $61
Flights to Atlantafrom $47
Flights to Seattlefrom $51