$100+ Cheap flights from Detroit to San Diego (DTT - SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAN
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Find cheap flights from Detroit to San Diego with Cheapflights
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.Cheapflights Tip: The best prices from Detroit All airports to San Diego are usually found in September or October, booked 57 days in advance, depart on a Saturday or Friday and return on a Friday
Cheap flight deals from Detroit to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Detroit to San DiegoExplore the most affordable flight options available from Detroit to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
Explore the most affordable flight options available from Detroit to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:08 am -
1 stop11h 50m
Fri 10/26:45 pm -
1 stop12h 07m
Deal found 8/7![Frontier logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:43 pm -
1 stop24h 26m
Thu 8/276:25 am -
1 stop22h 05m
Deal found 8/7![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:00 am -
2 stops12h 58m
Thu 9/176:25 am -
1 stop14h 41m
Deal found 8/7![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:20 pm -
1 stop14h 31m
Sat 8/296:25 am -
1 stop22h 05m
Deal found 8/7![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:30 am -
1 stop8h 38m
Tue 9/16:25 am -
1 stop22h 05m
Deal found 8/4![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:40 pm -
2 stops19h 44m
Sat 8/296:25 am -
1 stop22h 05m
Deal found 8/6![Multiple Airlines logo]()
$336
This Frontier deal was found by Cheapflights users on 8/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:37 am -
1 stop10h 23m
Mon 9/146:45 pm -
1 stop12h 07m
Deal found 8/9![Frontier logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:40 pm -
2 stops43h 44m
Fri 8/284:36 pm -
1 stop22h 39m
Deal found 8/7![Multiple Airlines logo]()
$339
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:29 pm -
1 stop12h 49m
Mon 9/289:03 pm -
1 stop28h 52m
Deal found 8/7![Frontier logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:20 pm -
1 stop14h 31m
Sun 8/308:59 pm -
2 stops11h 13m
Deal found 8/4![Frontier logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:08 pm -
1 stop7h 10m
Fri 10/238:32 pm -
2 stops15h 11m
Deal found 8/9![Frontier logo]()
$342
Best flights from Detroit to San DiegoDiscover carefully curated flight deals from Detroit to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from Detroit to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:01 am -
2 stops18h 58m
Tue 9/153:43 pm -
2 stops10h 39m
Deal found 8/8![Alaska Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 8/8. 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 9/258:35 am -
Nonstop4h 43m
Mon 9/2810:20 pm -
Nonstop4h 18m
Deal found 8/8![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/6. 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 10/104:09 pm -
Nonstop4h 46m
Sat 10/176:15 am -
Nonstop4h 27m
Deal found 8/6![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/5. 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 10/158:20 pm -
Nonstop4h 52m
Tue 10/206:15 am -
Nonstop4h 27m
Deal found 8/5![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/4. 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 12/194:30 pm -
Nonstop4h 57m
Sat 12/266:15 am -
Nonstop4h 34m
Deal found 8/4![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/7. 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 10/158:20 pm -
Nonstop4h 52m
Sun 10/1810:00 pm -
Nonstop4h 20m
Deal found 8/7![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/5. 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 1/168:50 am -
Nonstop5h 06m
Sun 1/177:30 pm -
1 stop7h 30m
Deal found 8/5![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 8/4. 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 9/2610:30 am -
1 stop9h 35m
Mon 9/286:15 am -
Nonstop4h 27m
Deal found 8/4![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 8/4. 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 10/226:46 pm -
1 stop7h 38m
Sun 10/256:15 am -
Nonstop4h 27m
Deal found 8/4![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 8/7. 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 10/167:50 pm -
1 stop6h 58m
Thu 10/226:15 am -
Nonstop4h 27m
Deal found 8/7![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 8/6. 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 12/243:55 pm -
1 stop8h 46m
Sun 12/2710:30 pm -
Nonstop4h 25m
Deal found 8/6![Delta logo]()
$519
Last-minute flights from Detroit to San DiegoDiscover last-minute flight deals from Detroit to San Diego. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to San Diego. Data last updated August 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:30 am -
1 stop8h 38m
Tue 9/16:25 am -
1 stop22h 05m
Deal found 8/4![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:43 pm -
1 stop24h 26m
Thu 8/276:25 am -
1 stop22h 05m
Deal found 8/7![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:20 pm -
1 stop14h 31m
Sat 8/296:25 am -
1 stop22h 05m
Deal found 8/7![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:40 pm -
2 stops43h 44m
Fri 8/284:36 pm -
1 stop22h 39m
Deal found 8/7![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:20 pm -
1 stop14h 31m
Sun 8/308:59 pm -
2 stops11h 13m
Deal found 8/4![Frontier logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:40 pm -
2 stops19h 44m
Sat 8/296:25 am -
1 stop22h 05m
Deal found 8/6![Multiple Airlines logo]()
$336
This Frontier deal was found by Cheapflights users on 8/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:37 am -
1 stop10h 23m
Mon 9/146:45 pm -
1 stop12h 07m
Deal found 8/9![Frontier logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:00 am -
2 stops12h 58m
Thu 9/176:25 am -
1 stop14h 41m
Deal found 8/7![Frontier logo]()
$333
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
1 stop9h 53m
Sun 9/206:45 pm -
1 stop12h 07m
Deal found 8/7![Frontier logo]()
$344
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:29 pm -
1 stop12h 49m
Mon 9/289:03 pm -
1 stop28h 52m
Deal found 8/7![Frontier logo]()
$340
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:08 am -
1 stop11h 50m
Fri 10/26:45 pm -
1 stop12h 07m
Deal found 8/7![Frontier logo]()
$330
One-way flights from Detroit to San DiegoSearch for one-way flight options from Detroit to San Diego. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from Detroit to San Diego. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:29 pm -
1 stop12h 49m
Deal found 8/4![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am -
1 stop6h 43m
Deal found 8/4![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
1 stop9h 53m
Deal found 8/8![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop6h 43m
Deal found 8/4![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:55 pm -
1 stop6h 49m
Deal found 8/6![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:00 am -
1 stop6h 43m
Deal found 8/4![Frontier logo]()
$110
This WAYA deal was found by Cheapflights users on 8/6. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am -
1 stop6h 43m
Deal found 8/6![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:15 am -
1 stop12h 44m
Deal found 8/6![Frontier logo]()
$112
Find flight deals from Detroit to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $330 (Frontier) |
One-way from | $100 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $428 |
Good round-trip deal | $539 or less |
Good one-way deal | $498 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Detroit to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Sat 9/12
7:01 am-10:59 pm
2 stops18h 58m
San Diego
Tue 9/15
3:43 pm-5:22 am
2 stops10h 39m
$475
Quickest round-trip
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Fri 9/25
8:35 am-10:18 am
Nonstop4h 43m
San Diego
Mon 9/28
10:20 pm-5:38 am
Nonstop4h 18m
$509
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Sat 10/10
4:09 pm-5:55 pm
Nonstop4h 46m
San Diego
Sat 10/17
6:15 am-1:42 pm
Nonstop4h 27m
$509
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Thu 10/15
8:20 pm-10:12 pm
Nonstop4h 52m
San Diego
Tue 10/20
6:15 am-1:42 pm
Nonstop4h 27m
$509
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Sat 12/19
4:30 pm-6:27 pm
Nonstop4h 57m
San Diego
Sat 12/26
6:15 am-1:49 pm
Nonstop4h 34m
$509
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Thu 10/15
8:20 pm-10:12 pm
Nonstop4h 52m
San Diego
Sun 10/18
10:00 pm-5:20 am
Nonstop4h 20m
$509
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Sat 1/16
8:50 am-10:56 am
Nonstop5h 06m
San Diego
Sun 1/17
7:30 pm-6:00 am
1 stop7h 30m
$519
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Sat 9/26
10:30 am-5:05 pm
1 stop9h 35m
San Diego
Mon 9/28
6:15 am-1:42 pm
Nonstop4h 27m
$519
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Thu 10/22
6:46 pm-11:24 pm
1 stop7h 38m
San Diego
Sun 10/25
6:15 am-1:42 pm
Nonstop4h 27m
$519
DetroitSan Diego
DTW Detroit Metropolitan Wayne County - SAN San Diego
DTWSAN
Detroit Metropolitan Wayne County
Fri 10/16
7:50 pm-11:48 pm
1 stop6h 58m
San Diego
Thu 10/22
6:15 am-1:42 pm
Nonstop4h 27m
$519
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Detroit to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to San Diego in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Detroit-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Detroit to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Detroit with our price prediction graph.
DTT-SAN
DTW-SAN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Detroit to San Diego
DTT-SAN
DTW-SAN
What is the cheapest month to book a flight from Detroit to San Diego?
Currently, January is the cheapest month in which you can book a flight from Detroit to San Diego (average of $368). Flying from Detroit to San Diego in June is currently the most expensive (average of $568). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from DTT to SAN?
Find hourly flight availability from Detroit to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to San Diego as you normally would.
Weekly flight availability from Detroit to San Diego
Explore weekly flight availability from Detroit to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 9, 2026.
The most flights from DTT to SAN are scheduled on a Friday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Detroit to San Diego?
Airfare is typical for this route at the moment.
Detroit to San Diego flights typically cost between $310 and $539 in September.The cheapest round-trip price found within the last 5 days was $330 on Frontier (Sep 26-Oct 2).
What’s the top layover airport for flights from Detroit to San Diego?
Share of 1-stop round-trip flights from Detroit to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.
Dallas (DFW) – chosen by Cheapflights users on 58% of 1-stop itineraries from Detroit to San Diego on Cheapflights.
What’s the cheapest layover airport for flights from Detroit to San Diego?
Average round-trip fare for 1-stop flights from Detroit to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $143.
What’s the fastest layover option from Detroit to San Diego?
Shortest average travel time for 1-stop one-way flights from Detroit to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 8h 21m.
Which airport typically offers the quickest layover for flights from Detroit to San Diego?
Average layover duration for 1-stop one-way flights from Detroit to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 2h 32m.
How far ahead should I book a flight from Detroit to San Diego?
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated August 9, 2026.
Read through reviews of airlines operating flights from Detroit to San Diego, such as Southwest,Delta, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Detroit to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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Top 6 airlines flying from Detroit to San Diego
Discover the top 6 airlines that operate flights from Detroit to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$151 | Average$389 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$468 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$476 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$293 | Average$523 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$453 | Average$592 | FlexibilityNo cancel fee | On-timeN/A |