￥10,350 Cheap Delta flights Boise (BOI) to San Diego (SAN)

View ￥10,350 flight on Thu, Dec 4, 2025Opens in a new window
    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

￥10,350 Cheap Delta flights Boise (BOI) to San Diego (SAN)

Prices were available within the past 7 days and start at ￥10,350 for one-way flights and ￥20,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Dec 4 - Thu, Dec 11
BOI
Boise
SAN
San Diego
￥20,700 Roundtrip, found 10 hours ago
￥20,700
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Dec 4 from Boise to San Diego, returning Thu, Dec 11, priced at ￥20,700 found 10 hours ago
Delta
Wed, Nov 19 - Mon, Nov 24
BOI
Boise
SAN
San Diego
￥23,710 Roundtrip, found 22 hours ago
￥23,710
Roundtrip
found 22 hours ago
Select Delta flight, departing Wed, Nov 19 from Boise to San Diego, returning Mon, Nov 24, priced at ￥23,710 found 22 hours ago
Delta
Thu, Dec 4 - Thu, Dec 11
BOI
Boise
SAN
San Diego
￥27,470 Roundtrip, found 10 hours ago
￥27,470
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Dec 4 from Boise to San Diego, returning Thu, Dec 11, priced at ￥27,470 found 10 hours ago
Delta
Wed, Nov 19 - Mon, Nov 24
BOI
Boise
SAN
San Diego
￥28,980 Roundtrip, found 22 hours ago
￥28,980
Roundtrip
found 22 hours ago
Select Delta flight, departing Wed, Nov 19 from Boise to San Diego, returning Mon, Nov 24, priced at ￥28,980 found 22 hours ago
Delta
Thu, Dec 4 - Thu, Dec 11
BOI
Boise
SAN
San Diego
￥32,200 Roundtrip, found 10 hours ago
￥32,200
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Dec 4 from Boise to San Diego, returning Thu, Dec 11, priced at ￥32,200 found 10 hours ago
Delta
Thu, Dec 4 - Thu, Dec 11
BOI
Boise
SAN
San Diego
￥34,240 Roundtrip, found 10 hours ago
￥34,240
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Dec 4 from Boise to San Diego, returning Thu, Dec 11, priced at ￥34,240 found 10 hours ago
0
Flights from Boise (BOI) to San Diego (SAN)
Origin airport
Boise
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
Delta
Distance
1200 km

Frequently asked questions

How much is a Delta Air Lines flight from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Landing cheap one-way Delta Air Lines flights from BOI to SAN from ￥10,350 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable return fares from ￥20,700 for your next break.**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 Delta Air Lines?
Delta Air Lines flights to San Diego are usually cheaper in the off-peak months of January and November. Whether you need a round-trip or one-way ticket, you could land a better deal then.
Does Delta Air Lines fly nonstop from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
Click on our "Nonstop" filter when browsing for direct Delta Air Lines flights from BOI to SAN. It's also a great way to compare other airlines servicing the same nonstop route.
What airports does Delta Air Lines fly into in San Diego?
Take a Delta Air Lines flight from Boise Airport (BOI) to San Diego, and you're most likely to come in to San Diego Intl. Airport (SAN). This is the airline's primary hub here.
Can I change or cancel my Delta Air Lines flight from Boise Airport (BOI) to San Diego Intl. Airport (SAN)?
It's usually possible to cancel or reschedule your flight, although there may be additional charges if your booking was made more than 24 hours ago. Want to keep your options open? Use Expedia's "No cancel fee" and "Changes included" filters to find flights that won't charge you extra if you have to revise your plans. To make modifications, go to "Trips," select your flight and click on "Manage Booking" for more information.
*Available to Expedia members.