$134 Cheap Delta flights Sun Valley (SUN) to San Diego (SAN)

View $134 flight on Wed, Aug 27, 2025Opens in a new window

$134 Cheap Delta flights Sun Valley (SUN) to San Diego (SAN)

Prices were available within the past 7 days and start at $134 for one-way flights and $267 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Nov 8 - Wed, Nov 12
SUN
Sun Valley
SAN
San Diego
$267 Roundtrip, found 4 days ago
$267
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Nov 8 from Sun Valley to San Diego, returning Wed, Nov 12, priced at $267 found 4 days ago
Delta
Sat, Oct 11 - Tue, Oct 14
SUN
Sun Valley
SAN
San Diego
$272 Roundtrip, found 5 days ago
$272
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Oct 11 from Sun Valley to San Diego, returning Tue, Oct 14, priced at $272 found 5 days ago
Delta
Mon, Nov 10 - Fri, Nov 14
SUN
Sun Valley
SAN
San Diego
$287 Roundtrip, found 4 days ago
$287
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Nov 10 from Sun Valley to San Diego, returning Fri, Nov 14, priced at $287 found 4 days ago
Delta
Tue, Oct 14 - Wed, Oct 15
SUN
Sun Valley
SAN
San Diego
$298 Roundtrip, found 5 days ago
$298
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Oct 14 from Sun Valley to San Diego, returning Wed, Oct 15, priced at $298 found 5 days ago
Delta
Sat, Nov 8 - Sun, Nov 16
SUN
Sun Valley
SAN
San Diego
$303 Roundtrip, found 4 days ago
$303
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Nov 8 from Sun Valley to San Diego, returning Sun, Nov 16, priced at $303 found 4 days ago
Delta
Wed, Aug 20 - Sat, Sep 6
SUN
Sun Valley
SAN
San Diego
$307 Roundtrip, found 1 day ago
$307
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 20 from Sun Valley to San Diego, returning Sat, Sep 6, priced at $307 found 1 day ago
Flights from Sun Valley (SUN) to San Diego (SAN)
Origin airport
Friedman Memorial
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Popular airline
United
Distance
760 mi

Frequently asked questions

How much is a Delta Air Lines flight from Friedman Memorial Airport (SUN) to San Diego Intl. Airport (SAN)?
Set the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines round-trip flights from $267 from SUN to SAN. Affordable one-way options from $134 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 SUN to SAN with Delta Air Lines?
Delta Air Lines flights to San Diego are typically cheaper in the low-season months of January and November. Whether you're in search of a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Friedman Memorial Airport (SUN) to San Diego Intl. Airport (SAN) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Friedman Memorial Airport (SUN) to San Diego Intl. Airport (SAN) one to three months before your departure. 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 class and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive day is typically 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 Delta Air Lines fly nonstop from Friedman Memorial Airport (SUN) to San Diego Intl. Airport (SAN)?
To figure out if there's a direct route from SUN to SAN with Delta Air Lines or another airline, use our "Nonstop" filter when searching for flights.
What is the earliest Delta Air Lines flight from SUN to SAN?
To find the earliest departure from SUN to SAN with Delta Air Lines, sort your results by "Early Morning" and "Morning." Booking an early flight usually means you'll experience fewer 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 Delta Air Lines fly into in San Diego?
Delta Air Lines flights from Friedman Memorial Airport (SUN) to San Diego come in to land at San Diego Intl. Airport (SAN). This is the main gateway to this destination.
Why fly with Delta Air Lines from SUN to SAN?
Heading from SUN to SAN with Delta Air Lines comes with a host of benefits, including a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Friedman Memorial Airport (SUN) to San Diego Intl. Airport (SAN)?
Changes are usually free within 24 hours of booking, but your airline may charge a fee after that time. For more details about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to change your itinerary without additional costs, apply the "Changes included" or "No cancel fee" filter when planning your trip.

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*Available to One Key members.