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Find low faresSouthwest® flights from San Diego to Boise from $79
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1 Passenger
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Low fares from San Diego to Boise
$
San Diego (SAN)to
Boise (BOI)
Depart: 03/10/2026
One-way
Basic
From
$79
Seen: 22 hrs ago
San Diego (SAN)to
Boise (BOI)
Depart: 04/21/2026
One-way
Basic
From
$79
Seen: 16 hrs ago
San Diego (SAN)to
Boise (BOI)
Depart: 04/22/2026
One-way
Basic
From
$79
Seen: 16 hrs ago
San Diego (SAN)to
Boise (BOI)
Depart: 04/07/2026
One-way
Basic
From
$79
Seen: 7 hrs ago
San Diego (SAN)to
Boise (BOI)
Depart: 02/21/2026
One-way
Basic
From
$79
Seen: 5 hrs ago
San Diego (SAN)to
Boise (BOI)
Depart: 04/14/2026
One-way
Basic
From
$79
Seen: 9 hrs ago
Explore flights from San Diego to Boise
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Flight Details
Departing from:
San Diego International Airport
Arriving at:
Boise Airport
Average flight time:
2 hours 14 minutes
Distance:
749 miles
Route Information
148† Weekly flights
- 1‡ Nonstop flight per day Monday through Friday
- 1‡ Nonstop flight on Saturday
- 1‡ Nonstop flight on Sunday
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
The average flight time from San Diego to Boise is 2 hours 14 minutes.
There are 148 weekly flights from San Diego to Boise on Southwest Airlines.
Yes, Southwest flies nonstop from San Diego to Boise once per day from Monday through Friday.
Yes, Southwest flies nonstop from San Diego to Boise once per day on Saturdays and Sundays.
To find the lowest fares by day and time to fly San Diego to Boise with Southwest, check out our Low Fare Calendar.
You can rent a car at Boise Airport book yours with your flight.
Yes! Flights from San Diego to Boise—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.