Question 1

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

Accepted Answer

Spirit Airlines, at C$ 321, was found to be the cheapest airline from Detroit to San Diego.Alternate airlines to your destination round-trip include Delta and Southwest. Spirit Airlines is 46% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at C$ 161. Southwest flights start at C$ 219 while deals on JetBlue start at C$ 256 one-way.

Question 3

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

Accepted Answer

The price you pay for your flight from Detroit to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 4

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

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Detroit to San Diego (average of C$ 289). Flying from Detroit to San Diego in November is currently the most expensive (average of C$ 390). 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.

Question 5

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

Accepted Answer

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

Question 6

Weekly flight availability from Detroit to San Diego

Accepted Answer

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).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Question 8

E

Accepted Answer

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Question 9

What are the cheapest flights from Detroit to San Diego?

Accepted Answer

The cheapest flight price from Detroit to San Diego is C$ 304. On average you can expect to pay C$ 409. The most popular route, (Detroit Metropolitan Wayne County - San Diego), can usually be booked for C$ 458.

Question 10

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

Accepted Answer

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 Aeromexico (93%) as they are the most reliable in getting you off to your destination on time.

Question 11

What are the most popular airlines that fly from Detroit to San Diego?

Accepted Answer

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Detroit to San Diego.

Question 12

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

Accepted Answer

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 69% on the overall cost on flights from Detroit to San Diego.

Question 13

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

Accepted Answer

To save on the cost of your flight from Detroit to San Diego, book at least 27 days before your planned departure. Booking around this time can save you about 101% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 279 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 544.

Question 14

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

Accepted Answer

Flights from Detroit to San Diego lean towards being more expensive in December. Prices are generally better when you fly from Detroit to San Diego in July, with the cheapest ticket starting at C$ 230.

Question 15

What is the cheapest time of day to fly from DTT to SAN?

Accepted Answer

One of the essential ways to save on airfare from Detroit to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 54% on airfare.

Question 16

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

Accepted Answer

You will need to book a flight from Detroit All airports to San Diego if you want to fly from Detroit to San Diego. At least 5 different airlines have flights from All airports (DTT) to San Diego (SAN) on a regular basis. There are 7 flights to San Diego from the Detroit airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DTT to SAN to be around 4h 38m.

Question 17

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

Accepted Answer

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

Question 18

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

Accepted Answer

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.

Question 19

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

Accepted Answer

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.

Question 20

How does Cheapflights help users find flights from Detroit to San Diego?

Accepted Answer

Cheapflights helps you search for flights from Detroit to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Detroit to San Diego?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Detroit to San Diego by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 22

Can Cheapflights find flights from Detroit to San Diego with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Detroit to San Diego with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 23

Can Cheapflights notify me if prices for flights from Detroit to San Diego become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Detroit today and book when prices fit your budget.

Round-trip from	C$ 321
One-way from	C$ 161
Popular in	December
Cheapest in	July
Average price	C$ 526
Good round-trip deal	C$ 403 or less

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	CheapestC$ 174	AverageC$ 327	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
Frontier	CheapestC$ 176	AverageC$ 310	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
American Airlines	CheapestC$ 271	AverageC$ 623	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Delta	CheapestC$ 409	AverageC$ 675	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Southwest	CheapestC$ 421	AverageC$ 762	FlexibilityNo cancel fee	On-time63%	Search Southwest flights

Cheap flights from Detroit to San Diego from C$ 161

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.

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 Monday or Thursday and return on a Monday

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Find flight deals from Detroit to San Diego

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 12 June 2025.

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 12 June 2025.

Cheapflights Fare Finder

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

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.

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 9 June 2025.

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

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 12 June 2025.

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 8 June 2025.

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 12 June 2025.

Rainfall in San Diego by month

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

Temperature in San Diego by month

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

Reviews of airlines servicing San Diego

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Detroit to San Diego to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

What are the cheapest flights from Detroit to San Diego?

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

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

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

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

Travelling to a place near Detroit?

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Alternative routes for Detroit to San Diego

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Top 5 airlines flying from Detroit to San Diego

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How does Cheapflights help users find flights from Detroit to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Detroit to San Diego?

Can Cheapflights find flights from Detroit to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Detroit to San Diego become cheaper?

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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 12 June 2025.