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$96+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAN
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Detroit All airports to San Diego are usually found in August or September, booked 24 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap 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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$165
(Kiwi.com)

One-way from

$96
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$468

Good round-trip deal

$459 or less

Good one-way deal

$278 or less
Provider with most accurate pricing for Detroit (DTT)-San Diego flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-San Diego flights.
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From Detroit (DTT) to San Diego
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One-way flight from Detroit (DTT) to San Diego
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Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Detroit (DTT) to San Diego.
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Price to beat on a one-way flight from Detroit (DTT) to San Diego.
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Find 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 April 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/2510:07 pmDTW - SAN
1 stop15h 18mSpirit Airlines
Wed 4/308:29 amSAN - DTW
1 stop12h 52mSpirit Airlines
Deal found 4/1$165
This CheapOair deal was found by Cheapflights users on 4/1. 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.
Thu 4/242:39 pmDTW - SAN
1 stop8h 11mMultiple Airlines
Tue 4/298:29 amSAN - DTW
1 stop12h 52mMultiple Airlines
Deal found 4/1$185
This Frontier deal was found by Cheapflights users on 4/1. 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 4/242:39 pmDTW - SAN
1 stop8h 11mFrontier
Fri 5/27:18 pmSAN - DTW
1 stop7h 02mFrontier
Deal found 4/1$238
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Wed 4/307:00 amDTW - SAN
2 stops15h 09mAlaska Airlines
Tue 5/68:25 amSAN - DTW
2 stops17h 46mAlaska Airlines
Deal found 4/1$363

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 April 2, 2025.
Use the filters below to find and compare flights from Detroit to San Diego that are best for you.

Fly from

Detroit

Fly to

San Diego

Route

Depart

Return

Price

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Fri 4/25

10:07 pm-10:25 am

1 stop15h 18m

San Diego

Wed 4/30

8:29 am-12:21 am

1 stop12h 52m

$165

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 4/24

2:39 pm-7:50 pm

1 stop8h 11m

San Diego

Tue 4/29

8:29 am-12:21 am

1 stop12h 52m

$185

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 4/24

2:39 pm-7:50 pm

1 stop8h 11m

San Diego

Fri 5/2

7:18 pm-5:20 am

1 stop7h 02m

$238

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 4/30

7:00 am-7:09 pm

2 stops15h 09m

San Diego

Tue 5/6

8:25 am-5:11 am

2 stops17h 46m

$363

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 5/19

7:59 pm-7:13 am

1 stop14h 14m

$96

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 5/1

2:33 pm-7:54 pm

1 stop8h 21m

$119

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 5/7

7:30 am-1:54 pm

1 stop9h 24m

$156

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Fri 7/18

10:05 am-5:19 pm

1 stop10h 14m

$178

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 8/27

2:30 pm-8:25 pm

2 stops8h 55m

$225

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 5/12

7:00 am-7:09 pm

2 stops15h 09m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 12 results
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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 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

How far ahead should I book a flight from Detroit to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to San Diego. Price data was last updated on March 28, 2025.

Booking 24 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.

What is the cheapest month to book a flight from Detroit to San Diego?

Currently, August is the cheapest month in which you can book a flight from Detroit to San Diego (average of $286). Flying from Detroit to San Diego in March is currently the most expensive (average of $366). 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 April 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Detroit to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Detroit to San Diego. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Detroit to San Diego flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 April 2, 2025.
Read through reviews of airlines operating flights from Detroit to San Diego, such as Alaska Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,616 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Spirit Airlines
6.3
Okay
7,886 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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 35m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from All airports to San Diego offered by 6 different airlines.

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

    Currently priced at $165, Spirit Airlines will fly you from Detroit to San Diego and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Alaska Airlines - these airlines can fly you to your destination from $238 and $363, respectively. You may be able to fly from Detroit to San Diego for 64% 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 $96 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $119 and JetBlue from $156 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 Korean Air (100%), WestJet (93%) or Aeromexico (93%) 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 $248. On average you can expect to pay $426. The most popular route, (Detroit Metropolitan Wayne County - San Diego), can usually be booked for $130.

  • 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, August is the cheapest month in which you can book a flight from Detroit to San Diego (average of $286). Flying from Detroit to San Diego in March is currently the most expensive (average of $366). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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Alternative routes for Detroit to San Diego

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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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$124Average$253FlexibilityNo cancel feeOn-time65%
FrontierCheapest$138Average$214FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$190Average$363FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$478FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$416Average$553FlexibilityNo cancel feeOn-time63%
DeltaCheapest$426Average$544FlexibilityNo cancel feeOn-timeN/A

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