$67 Cheap Alaska Airlines flights Boise (BOI) to San Diego (SAN)

View $67 flight on Sun, Sep 7, 2025Opens in a new window

$67 Cheap Alaska Airlines flights Boise (BOI) to San Diego (SAN)

Prices were available within the past 7 days and start at $67 for one-way flights and $124 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Oct 3 - Tue, Oct 7
BOI
Boise
SAN
San Diego
$124 Roundtrip, just found
$124
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Oct 3 from Boise to San Diego, returning Tue, Oct 7, priced at $124 just found
Alaska Airlines
Fri, Oct 3 - Tue, Oct 7
BOI
Boise
SAN
San Diego
$133 Roundtrip, just found
$133
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Oct 3 from Boise to San Diego, returning Tue, Oct 7, priced at $133 just found
Alaska Airlines
Sun, Aug 31 - Thu, Sep 4
BOI
Boise
SAN
San Diego
$156 Roundtrip, found 5 hours ago
$156
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Boise to San Diego, returning Thu, Sep 4, priced at $156 found 5 hours ago
Flights from Boise (BOI) to San Diego (SAN)
Origin airport
Boise
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Popular airline
Alaska Airlines
Distance
750 mi
Average flight time
1 hour 19 mins

Frequently asked questions

How much is an Alaska Airlines flight from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Set the "Price (lowest to highest)" filter on Expedia to search for cheap Alaska Airlines round-trip flights from $124 from BOI to SAN. Affordable one-way tickets from $67 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOI to SAN with Alaska Airlines?
Alaska Airlines flights to San Diego are usually more affordable in the quieter months of January and November. Whether you're in search of a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from Boise Airport (BOI) to San Diego Intl. Airport (SAN) with Alaska Airlines?
Search for cheap Alaska Airlines flights from Boise Airport (BOI) to San Diego Intl. Airport (SAN) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the best day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Alaska Airlines fly nonstop from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Easily travel from Boise Airport (BOI) to San Diego Intl. Airport (SAN) on one of Alaska Airlines's 11 weekly direct flights. Make use of our "Nonstop" and "Airline" filters to find the Alaska Airlines flight that'll arrive at SAN at your preferred time.
How long does it take to fly from BOI to SAN with Alaska Airlines?
From takeoff to arrival, a direct Alaska Airlines flight from Boise Airport (BOI) to San Diego Intl. Airport (SAN) takes approximately 2h 23m.
Which day of the week has the most Alaska Airlines flights from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Alaska Airlines has the most flights from Boise Airport (BOI) to San Diego Intl. Airport (SAN) on Thursday. With up to 2 daily departures, you'll get the most choice and flexibility on this day.
What is the earliest Alaska Airlines flight from BOI to SAN?
The earliest Alaska Airlines flight from BOI to SAN takes off at 8:10AM UTC-7, touching down at 9:37AM UTC-8. If you want to head off later, the last Alaska Airlines flight leaves BOI at 5:41PM UTC-7 and touches down at SAN at 7:02PM UTC-8. Flying before noon is generally a smart choice as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Alaska Airlines fly into in San Diego?
Catch an Alaska Airlines flight from Boise Airport (BOI) to San Diego, and you'll likely touch down at San Diego Intl. Airport (SAN). This is the airline's main hub in this city.
Why fly with Alaska Airlines from BOI to SAN?
Taking off from BOI to SAN with Alaska Airlines means enjoying a variety of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's on top of the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Alaska Airlines fly from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Alaska Airlines typically operates Embraer 175 planes for journeys from Boise Airport (BOI) to San Diego Intl. Airport (SAN). Bear in mind that aircraft type can vary depending on operational needs, so the plane you'll be on might be different on your day of travel.
Can I change or cancel my Alaska Airlines flight from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Depending on the type of fare you purchased, a fee typically applies if you cancel or reschedule your flight more than 24 hours after it's been confirmed. To secure tickets with more flexibility, select our "Changes included" or "No cancel fee" filter when you search for flights. For more information on canceling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.