Cheap flights from San Diego to Boise

Compare San Diego to Boise flight deals

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

Book the best Boise fare with no extra fees

Flight deals from San Diego to Boise

Looking for a cheap last-minute deal or the best round-trip flight from San Diego to Boise? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from San Diego to Boise

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

Direct flights from San Diego to Boise

San Diego to Boise: Alternative routes

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

San Diego to Boise: Flight information

The things to know before you go.
Cheapest flight foundC$136
Cheapest month to flyDecember
Average flight time2 hrs, 19 mins
Most popular airlineHawaiian Airlines
Average flights per week50

Finding cheap flights from San Diego to Boise: Frequently asked questions

The best price we found for a round-trip flight from San Diego to Boise is C$136. 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.
2 hours and 19 minutes is the average flight time from San Diego to Boise.
Hawaiian Airlines, Alaska Airlines and SkyWest Airlines fly direct from San Diego to Boise.
There are 50 flights per week flying from San Diego to Boise, as of October 2024.
The cheapest month to fly from San Diego to Boise is usually October 2024.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Boise Airport on Saturday, December 7, 2024.
Yes – the average flight time is 2 hours and 19 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.

How to find cheap flights to Boise from San Diego

Looking for cheap tickets from San Diego to Boise? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from San Diego to Boise. And with us, there are no hidden fees – what you see is what you pay.
  • Compare flight deals to Boise from San Diego from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
  • Flex your dates to find the best San Diego–Boise ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to Boise from San Diego.
  • Set up a Price Alert. You can easily track the fare of your cheap San Diego–Boise flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between San Diego and Boise? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business Class flights from San Diego and Boise. We scour the Internet for the best Business, Premium Economy and First Class flight fares to Boise, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for San Diego to Boise flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.
  • Combine your flight to Boise from San Diego with hotels and car rental

    Once you've secured your cheap flight ticket from San Diego to Boise, discover the best prices and exclusive rates for hotels in Boise or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.


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