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$115+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAN
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit All airports to San Diego are usually found in September or August, 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 flights from Detroit to San Diego
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 July 30, 2026.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:30 am
DTW
-
SAN
1 stop14h 36m
Frontier
Tue 8/253:45 pm
SAN
-
DTW
1 stop16h 40m
Frontier
Deal found 7/26$331
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/177:44 pm
DTW
-
SAN
1 stop27h 31m
Frontier
Fri 8/286:25 am
SAN
-
DTW
1 stop22h 05m
Frontier
Deal found 7/30$332
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 10/157:20 am
DTW
-
SAN
1 stop11h 21m
Frontier
Mon 10/198:32 pm
SAN
-
DTW
2 stops15h 11m
Frontier
Deal found 7/27$333
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
DTW
-
SAN
2 stops29h 30m
Frontier
Mon 8/318:59 pm
SAN
-
DTW
1 stop6h 21m
Frontier
Deal found 7/26$334
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:20 pm
DTW
-
SAN
1 stop14h 31m
Frontier
Sun 8/238:59 pm
SAN
-
DTW
1 stop6h 21m
Frontier
Deal found 7/26$335
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/167:40 am
DTW
-
SAN
1 stop19h 11m
Frontier
Sun 8/306:25 am
SAN
-
DTW
1 stop22h 05m
Frontier
Deal found 7/30$337
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/167:40 am
DTW
-
SAN
1 stop19h 11m
Frontier
Fri 8/286:25 am
SAN
-
DTW
1 stop22h 05m
Frontier
Deal found 7/30$338
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:51 am
DTW
-
SAN
1 stop14h 57m
Frontier
Fri 10/237:13 pm
SAN
-
DTW
1 stop14h 45m
Frontier
Deal found 7/26$339
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/177:40 am
DTW
-
SAN
1 stop19h 11m
Frontier
Wed 9/910:00 am
SAN
-
DTW
2 stops20h 52m
Frontier
Deal found 7/29$340
This Frontier deal was found by Cheapflights users on 7/29. 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.
Mon 10/122:08 pm
DTW
-
SAN
1 stop7h 10m
Frontier
Sun 10/189:19 am
SAN
-
DTW
1 stop9h 15m
Frontier
Deal found 7/29$341
This Frontier deal was found by Cheapflights users on 7/27. 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.
Sun 8/1610:37 am
DTW
-
SAN
1 stop11h 23m
Frontier
Thu 8/278:59 pm
SAN
-
DTW
1 stop6h 21m
Frontier
Deal found 7/27$342

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$331
(Kiwi.com)

One-way from

$115
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$539

Good round-trip deal

$539 or less

Good one-way deal

$483 or less
Provider with most accurate pricing for Detroit (DTT)-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-San Diego flights.
Search Deals
From Detroit (DTT) to San Diego
Search Deals
One-way flight from Detroit (DTT) to San Diego
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to San Diego.
Search Deals
Price to beat on a one-way flight from Detroit (DTT) to San Diego.
Search Deals

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 July 30, 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

Price

Cheapest round-trip

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 9/30

7:01 am-9:20 pm

2 stops17h 19m

San Diego

Sat 10/3

4:00 pm-5:40 am

2 stops10h 40m

$414

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 9/24

5:00 pm-10:10 pm

2 stops8h 10m

San Diego

Mon 9/28

1:05 pm-11:40 pm

2 stops7h 35m

$441

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 8/20

6:20 am-11:15 am

2 stops7h 55m

San Diego

Mon 8/24

10:30 am-9:20 pm

2 stops7h 50m

$441

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 9/7

6:20 am-11:15 am

2 stops7h 55m

San Diego

Mon 9/14

10:10 am-9:25 pm

2 stops8h 15m

$441

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 9/2

7:01 am-6:53 pm

2 stops14h 52m

San Diego

Tue 9/8

2:19 pm-5:22 am

2 stops12h 03m

$443

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 9/24

8:25 pm-10:06 pm

Nonstop4h 41m

San Diego

Mon 9/28

2:30 pm-9:52 pm

Nonstop4h 22m

$509

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 8/26

8:35 am-10:20 am

Nonstop4h 45m

San Diego

Wed 9/9

2:30 pm-9:52 pm

Nonstop4h 22m

$509
Quickest round-trip

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 9/21

8:25 pm-10:06 pm

Nonstop4h 41m

San Diego

Mon 9/28

10:20 pm-5:38 am

Nonstop4h 18m

$509

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 9/14

6:16 pm-11:47 pm

1 stop8h 31m

San Diego

Sun 9/20

6:15 am-1:42 pm

Nonstop4h 27m

$519

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 9/2

7:15 am-1:16 pm

1 stop9h 01m

San Diego

Tue 9/8

2:30 pm-9:52 pm

Nonstop4h 22m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

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 $364). 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 July 30, 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 July 30, 2026.

The most flights from DTT to SAN are scheduled on a Thursday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 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 $235 and $467 in August.
The cheapest round-trip price found within the last 5 days was $331 on Frontier (Aug 15-Aug 25).

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 63 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 July 30, 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.
Southwest
8.0
Very good
4,227 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
8.0
Very good
4,227 reviews
Southwest
8.0
Very good
4,227 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Delta
7.8
Good
8,489 reviews
Southwest
8.0
Very good
4,227 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Frontier
5.6
Fair
2,747 reviews
Southwest
8.0
Very good
4,227 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

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.

  • What airports do I use to fly from Detroit to San Diego?

    To fly from Detroit to San Diego, you need to book a flight from All airports (DTT) to San Diego (SAN). Nonstop flights to San Diego from Detroit All airports take 4h 38m on average. When it comes time to book airfare, you have a few options: there are 8 outbound flights from All airports to San Diego offered by 6 different airlines.

  • How long is the flight from Detroit to San Diego?

    A quick flight from Detroit to San Diego can take about 8h 10m. Alaska Airlines provides one of the quickest options available for as low as $441. The distance between Detroit and San Diego is about 1952 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Detroit to San Diego round-trip?

    Currently priced at $141, Frontier will fly you from Detroit to San Diego and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and American Airlines - these airlines can fly you to your destination from $151 and $272, respectively. You may be able to fly from Detroit to San Diego for 69% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Detroit to San Diego one-way?

    One-way options have recently been found by users for as low as $74 on Frontier. Other airlines that offer cheap prices include Southwest from $201 and Delta from $348 one-way.

  • What are the most reliable airlines from Detroit to San Diego?

    No one likes to see their flight delayed. When booking a flight from Detroit to San Diego consider choosing WestJet (100%), Air France (68%) or Delta (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Detroit to San Diego?

    The cheapest flight price from Detroit to San Diego is $483. On average you can expect to pay $630. The most popular route, (Detroit Metropolitan Wayne County - San Diego), can usually be booked for $277.

  • Can I find deals for flights from Detroit to San Diego that include hotel bookings?

    Yes. In addition to deals on Detroit to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to San Diego.

  • Can I find deals for business class flights from Detroit to San Diego?

    Yes. Cheapflights offers flight deals from Detroit to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $364). 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.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El 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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$141Average$253FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$151Average$389FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$272Average$468FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$284Average$479FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$293Average$523FlexibilityNo cancel feeOn-time69%
DeltaCheapest$440Average$590FlexibilityNo cancel feeOn-timeN/A

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