Find cheap Delta flights to San Diego
CMH — SAN
Aug 26 — Sep 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Leverage Cheapflights for Your Next Trip
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find Delta flight deals to San Diego
Cheapest
Best
Direct
Last-minute
One-way
Cheapest Delta flights from USA to San DiegoExplore the most affordable Delta flight options available from USA to San Diego. Find the lowest fares with prices last updated on July 27, 2026.
Explore the most affordable Delta flight options available from USA to San Diego. Find the lowest fares with prices last updated on July 27, 2026.
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:30 am
SFO
- SAN
1 stop5h 40m
Delta
Wed 9/210:55 am
SAN
- SFO
1 stop4h 55m
Delta
Deal found 7/22![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:55 pm
SFO
- SAN
1 stop6h 32m
Delta
Mon 8/247:59 pm
SAN
- SFO
1 stop3h 56m
Delta
Deal found 7/22![Delta logo]()
$158
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:54 am
SFO
- SAN
1 stop3h 16m
Delta
Sun 9/66:19 am
SAN
- SFO
1 stop4h 33m
Delta
Deal found 7/22![Delta logo]()
$162
Best Delta flights from USA to San DiegoDiscover carefully curated Delta flight deals from USA to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated Delta flight deals from USA to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 pm
SFO
- SAN
1 stop5h 54m
Delta
Sat 8/2210:15 am
SAN
- SFO
1 stop5h 35m
Delta
Deal found 7/26![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:25 pm
SFO
- SAN
1 stop5h 29m
Delta
Mon 8/247:59 pm
SAN
- SFO
1 stop3h 56m
Delta
Deal found 7/23![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:55 pm
SFO
- SAN
1 stop6h 32m
Delta
Mon 8/247:59 pm
SAN
- SFO
1 stop3h 56m
Delta
Deal found 7/22![Delta logo]()
$167
Direct Delta flights from USA to San DiegoExplore non-stop Delta flight options from USA to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
Explore non-stop Delta flight options from USA to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:15 am
SEA
- SAN
Nonstop2h 56m
Delta
Sun 8/304:11 pm
SAN
- SEA
Nonstop2h 54m
Delta
Deal found 7/23![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:15 am
SEA
- SAN
Nonstop2h 56m
Delta
Fri 9/1111:04 am
SAN
- SEA
Nonstop3h 10m
Delta
Deal found 7/26![Delta logo]()
$177
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:15 am
SEA
- SAN
Nonstop2h 54m
Delta
Sun 10/46:54 pm
SAN
- SEA
Nonstop3h 11m
Delta
Deal found 7/24![Delta logo]()
$182
Last-minute Delta flights from USA to San DiegoDiscover last-minute Delta flight deals from USA to San Diego. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute Delta flight deals from USA to San Diego. Data last updated July 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:30 am
SFO
- SAN
1 stop5h 40m
Delta
Wed 9/210:55 am
SAN
- SFO
1 stop4h 55m
Delta
Deal found 7/22![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:55 pm
SFO
- SAN
1 stop6h 32m
Delta
Mon 8/247:59 pm
SAN
- SFO
1 stop3h 56m
Delta
Deal found 7/22![Delta logo]()
$158
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:54 am
SFO
- SAN
1 stop3h 16m
Delta
Sun 9/66:19 am
SAN
- SFO
1 stop4h 33m
Delta
Deal found 7/22![Delta logo]()
$162
One-way Delta flights to San DiegoSearch for one-way Delta flight options to San Diego. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way Delta flight options to San Diego. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:36 pm
SFO
- SAN
1 stop4h 43m
Delta
Deal found 7/26![Delta logo]()
$79
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:25 pm
SFO
- SAN
1 stop5h 02m
Delta
Deal found 7/23![Delta logo]()
$84
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:41 pm
SFO
- SAN
1 stop3h 06m
Delta
Deal found 7/26![Delta logo]()
$89
Flights to San Diego with Delta at a glance
Find detailed information about Delta flights from USA to San Diego. Explore the options provided by Delta to plan your journey from USA to San Diego. Data last updated July 27, 2026.
Cheapflights Insights
Find cheap Delta flights to San Diego
US0-SAN
SEA-SAN
SFO-SAN
How long is the flight to San Diego with Delta?
On average, Delta flights from the United States to San Diego take 4 hours 30 minutes. Flights to San Diego from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.
Delta weekly flight availability to San Diego
The most flights to San Diego operated by Delta are scheduled on a Sunday (50 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).
When is the best time to book a flight to San Diego with Delta?
The best time to book a flight to San Diego with Delta is 63 days before departure. On average, fares are higher if you book 1 day before departure.
When is the cheapest time to fly to San Diego with Delta?
Users looking for the cheapest Delta fares to San Diego should consider flying on Saturday at noon, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday afternoons, when prices are usually at their highest.
FAQs about flights to San Diego with Delta
Reviews of Delta
See what Cheapflights users have to say about their Delta experience.
Overview
Reviews
Delta
8,483 reviews
Overview
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Recent reviews
10.0
|Jul 2026Great
8.0
|Jun 2026All good with the airline
8.0
|Jun 2026Food snacks u can do better
6.0
|Jun 2026Pay for seat upgrade
8.0
|Jun 2026Pay for seat upgrades
1 out of 2828
Popular Delta flights
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Airports nearby
California flights
Complete your trip
Delta
Domestic flights to San Diego
Flights by cabin class
Flights from SAN
Flights to SAN
Popular destinations
Popular flights
Popular routes
Popular United States flight routes