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$91+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAN
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit All airports to San Diego are usually found in July or August, booked 71 days in advance, depart on a Friday or Wednesday and return on a Wednesday

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 junio 18, 2025.

Round-trip from

$197
(Mytrip)

One-way from

$91
(FlightHub)

Popular in

December

Cheapest in

July

Average price

$383

Good round-trip deal

$299 or less

Good one-way deal

$115 or less
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. 9% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 18, 2025.

This Mytrip deal was found by Cheapflights users on 6/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/99:53 pmDTW - SAN
1 stop15h 02mSpirit Airlines
sáb. 7/126:15 amSAN - DTW
2 stops20h 15mSpirit Airlines
Deal found 6/17$197
This Frontier deal was found by Cheapflights users on 6/16. 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.
vie. 6/277:22 pmDTW - SAN
1 stop7h 37mFrontier
vie. 7/49:30 pmSAN - DTW
1 stop6h 26mFrontier
Deal found 6/16$200
This CheapOair deal was found by Cheapflights users on 6/16. 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.
sáb. 7/58:30 amDTW - SAN
1 stop11h 28mMultiple Airlines
lun. 7/711:55 amSAN - DTW
Nonstop4h 20mMultiple Airlines
Deal found 6/16$201
This JetBlue deal was found by Cheapflights users on 6/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1512:16 pmDTW - SAN
1 stop10h 14mJetBlue
jue. 10/238:40 pmSAN - DTW
1 stop11h 50mJetBlue
Deal found 6/18$291
This Delta deal was found by Cheapflights users on 6/15. 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.
jue. 7/244:24 pmDTW - SAN
Nonstop4h 36mDelta
sáb. 8/910:15 pmSAN - DTW
Nonstop4h 28mDelta
Deal found 6/15$299
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
jue. 11/135:11 pmDTW - SAN
1 stop8h 32mAlaska Airlines
mar. 11/1812:33 pmSAN - DTW
2 stops24h 38mAlaska Airlines
Deal found 6/16$315

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 junio 18, 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

mié. 7/9

9:53 pm-9:55 am

1 stop15h 02m

San Diego

sáb. 7/12

6:15 am-5:30 am

2 stops20h 15m

$197

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

vie. 6/27

7:22 pm-11:59 pm

1 stop7h 37m

San Diego

vie. 7/4

9:30 pm-6:56 am

1 stop6h 26m

$200

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

sáb. 7/5

8:30 am-4:58 pm

1 stop11h 28m

San Diego

lun. 7/7

11:55 am-7:15 pm

Nonstop4h 20m

$201

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

jue. 7/24

4:24 pm-6:00 pm

Nonstop4h 36m

San Diego

sáb. 8/9

10:15 pm-5:43 am

Nonstop4h 28m

$299

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

mié. 7/30

9:53 pm-9:55 am

1 stop15h 02m

$91

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

mar. 6/24

8:30 am-2:18 pm

1 stop8h 48m

$100

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

lun. 8/4

2:11 pm-9:55 am

2 stops22h 44m

$133

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

lun. 9/15

6:30 am-5:47 pm

2 stops14h 17m

$197

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

mié. 7/16

7:20 am-6:00 pm

2 stops13h 40m

$293

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

sáb. 8/2

12:06 pm-7:18 pm

2 stops10h 12m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 12 results
1
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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 June 13, 2025.

Booking 71 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 junio 18, 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 45% on your trip compared to booking a flight in the evening.

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 June 15, 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.

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 junio 18, 2025.

The most flights from DTT to SAN are scheduled on a Thursday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

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 junio 18, 2025.
Read through reviews of airlines operating flights from Detroit to San Diego, such as Alaska Airlines, Southwest and Delta. 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
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 32m on average. When it comes time to book airfare, you have a few options: there are 7 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 $197, 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 Delta - these airlines can fly you to your destination from $198 and $299, respectively. You may be able to fly from Detroit to San Diego for 54% 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 $91 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $100 and Alaska Airlines from $197 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 (100%) or Spirit Airlines (100%) 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 $87. On average you can expect to pay $441. The most popular route, (Detroit Metropolitan Wayne County - San Diego), can usually be booked for $157.

  • 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
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

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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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$109Average$248FlexibilityNo cancel feeOn-time65%
FrontierCheapest$138Average$214FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$190Average$285FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$518FlexibilityNo cancel feeOn-time69%
DeltaCheapest$339Average$545FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$416Average$538FlexibilityNo cancel feeOn-time63%

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