￥39,610 Cheap Alaska Airlines flights Detroit (DTW) to San Diego (SAN)

View ￥39,610 flight on Tue, Jun 9, 2026Opens in a new window
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￥39,610 Cheap Alaska Airlines flights Detroit (DTW) to San Diego (SAN)

Prices were available within the past 7 days and start at ￥39,610 for one-way flights and ￥118,590 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Dec 20 - Tue, Dec 30
DTW
Detroit
SAN
San Diego
￥118,590 Roundtrip, found 4 days ago
￥118,590
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Dec 20 from Detroit to San Diego, returning Tue, Dec 30, priced at ￥118,590 found 4 days ago
Alaska Airlines
Thu, Jan 15 - Tue, Jan 20
DTW
Detroit
SAN
San Diego
￥525,600 Roundtrip, found 6 hours ago
￥525,600
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Thu, Jan 15 from Detroit to San Diego, returning Tue, Jan 20, priced at ￥525,600 found 6 hours ago

Find the cheapest month to fly from Detroit (DTW) to San Diego (SAN)

September is typically the cheapest month to fly

From ￥15,363 - ￥77,620 per traveler.
Flights from Detroit (DTW) to San Diego (SAN)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
San Diego Intl.
Distance
3124 km
Average flight time
3 hours 4 mins

Frequently asked questions

How much is an Alaska Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN)?
Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Alaska Airlines return flights from ￥118,590 from DTW to SAN. Affordable one-way options from ￥39,610 are also available.**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 DTW to SAN with Alaska Airlines?
Search for one-way or round-trip flights to San Diego in January or November. You could find lower fares with Alaska Airlines during these off-peak times.
Does Alaska Airlines fly nonstop from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN)?
To figure out if there's a direct route from DTW to SAN with Alaska Airlines or another airline, use our "Nonstop" filter when searching for flights.
What airports does Alaska Airlines fly into in San Diego?
San Diego Intl. Airport (SAN) is the main San Diego hub for Alaska Airlines flights from Detroit Metropolitan Wayne County Airport (DTW).
Can I change or cancel my Alaska Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN)?
Depending on the ticket type you purchased, a fee is typically charged if you change or cancel your booking more than 24 hours after it has been confirmed. To secure flexible plane tickets, select our "No cancel fee" or "Changes included" filter when you search for flights. For more details on modifying or canceling your reservation, visit "Trips," select your flight and click on "Manage Booking."
*Available to Expedia members.