CA $169 Cheap Alaska Airlines fights from Billings (BIL) to San Diego (SAN)

View CA $169 flight on Mon, Jun. 2, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Alaska Airlines flights from Billings to San Diego (BIL→SAN)

Prices were available within the past 7 days and start at CA $169 for one-way flights and CA $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $341 Roundtrip, found 2 days ago
CA $341
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $341 found 2 days ago
Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $397 Roundtrip, found 2 days ago
CA $397
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $397 found 2 days ago
Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $447 Roundtrip, found 2 days ago
CA $447
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $447 found 2 days ago
Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $454 Roundtrip, found 2 days ago
CA $454
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $454 found 2 days ago
Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $460 Roundtrip, found 2 days ago
CA $460
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $460 found 2 days ago
Alaska Airlines
Mon., Jun. 2 - Tue., Jun. 10
BIL
Billings
SAN
San Diego
CA $470 Roundtrip, found 2 days ago
CA $470
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon., Jun. 2 from Billings to San Diego, returning Tue., Jun. 10, priced at CA $470 found 2 days ago
Flight from Billings to San Diego (BIL - SAN) route information
Origin airport
Logan Intl.
Destination airport
San Diego Intl.
Distance
1621 km
*Available to Expedia members.