Cheap flights from Detroit to San Diego from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to San Diego departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:56 pm - 2:08 pm
DTW
-
SAN
26h 12m
2 stops
Frontier Logo
6:35 am - 6:15 pm
SAN
-
DTW
8h 40m
1 stop
$335Frontier
Tue, Jul 21 - Tue, Aug 4
Frontier Logo
8:30 am - 8:14 pm
DTW
-
SAN
14h 44m
1 stop
Frontier Logo
8:59 pm - 6:20 am
SAN
-
DTW
6h 21m
1 stop
$336Frontier
Thu, Aug 27 - Sun, Aug 30
Frontier Logo
7:40 am - 9:05 am
DTW
-
SAN
28h 25m
1 stop
Frontier Logo
4:12 pm - 7:21 am
SAN
-
DTW
12h 09m
1 stop
$337Frontier
Thu, Jul 16 - Tue, Jul 21
Multiple Airlines Logo
2:18 pm - 6:29 pm
DTW
-
SAN
7h 11m
1 stop
Multiple Airlines Logo
8:20 pm - 11:20 am
SAN
-
DTW
12h 00m
1 stop
$338Multiple Airlines
Fri, Sep 11 - Sun, Sep 13
Frontier Logo
7:40 am - 11:51 pm
DTW
-
SAN
19h 11m
1 stop
Frontier Logo
6:25 am - 12:34 pm
SAN
-
DTW
27h 09m
1 stop
$339Frontier
Tue, Jul 21 - Mon, Jul 27
Frontier Logo
7:40 am - 11:51 pm
DTW
-
SAN
19h 11m
1 stop
Frontier Logo
4:38 pm - 7:21 am
SAN
-
DTW
11h 43m
1 stop
$340Frontier
Thu, Jul 16 - Wed, Jul 22
Frontier Logo
6:10 am - 7:01 pm
DTW
-
SAN
15h 51m
2 stops
Frontier Logo
6:35 am - 6:15 pm
SAN
-
DTW
8h 40m
1 stop
$341Frontier
Thu, Jul 30 - Tue, Aug 4
Multiple Airlines Logo
7:40 am - 9:05 am
DTW
-
SAN
28h 25m
1 stop
Multiple Airlines Logo
10:20 am - 10:45 pm
SAN
-
DTW
9h 25m
1 stop
$342Multiple Airlines
Mon, Jul 27 - Mon, Aug 3
Frontier Logo
12:20 pm - 8:15 pm
DTW
-
SAN
10h 55m
2 stops
Frontier Logo
10:36 am - 12:24 am
SAN
-
DTW
10h 48m
1 stop
$343Frontier
Wed, Sep 2 - Thu, Sep 10
Frontier Logo
7:20 am - 3:41 pm
DTW
-
SAN
11h 21m
1 stop
Frontier Logo
10:36 am - 12:24 am
SAN
-
DTW
10h 48m
1 stop
$344Frontier
Sat, Sep 26 - Fri, Oct 2

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Frontier flights from Detroit to San Diego

Our best Frontier deals on Detroit to San Diego flight tickets
Frontier
Jul 21
DTW2:56 pmDetroit Metropolitan Wayne County
26h 12m
2 stops
SAN2:08 pmSan Diego
Aug 4
SAN6:35 amSan Diego
8h 40m
1 stop
DTW6:15 pmDetroit Metropolitan Wayne County
$335
Frontier
Aug 27
DTW8:30 amDetroit Metropolitan Wayne County
14h 44m
1 stop
SAN8:14 pmSan Diego
Aug 30
SAN8:59 pmSan Diego
6h 21m
1 stop
DTW6:20 amDetroit Metropolitan Wayne County
$336
Frontier
Jul 16
DTW7:40 amDetroit Metropolitan Wayne County
28h 25m
1 stop
SAN9:05 amSan Diego
Jul 21
SAN4:12 pmSan Diego
12h 09m
1 stop
DTW7:21 amDetroit Metropolitan Wayne County
$337

momondo 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, momondo users made 832,500 searches. Data last updated July 2, 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

Tue 7/21

2:56 pm-2:08 pm

2 stops26h 12m

San Diego

Tue 8/4

6:35 am-6:15 pm

1 stop8h 40m

$335

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 8/27

8:30 am-8:14 pm

1 stop14h 44m

San Diego

Sun 8/30

8:59 pm-6:20 am

1 stop6h 21m

$336

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 7/16

7:40 am-9:05 am

1 stop28h 25m

San Diego

Tue 7/21

4:12 pm-7:21 am

1 stop12h 09m

$337
Quickest round-trip

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Fri 9/11

2:18 pm-6:29 pm

1 stop7h 11m

San Diego

Sun 9/13

8:20 pm-11:20 am

1 stop12h 00m

$338

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Tue 7/21

7:40 am-11:51 pm

1 stop19h 11m

San Diego

Mon 7/27

6:25 am-12:34 pm

1 stop27h 09m

$339

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 7/16

7:40 am-11:51 pm

1 stop19h 11m

San Diego

Wed 7/22

4:38 pm-7:21 am

1 stop11h 43m

$340

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Thu 7/30

6:10 am-7:01 pm

2 stops15h 51m

San Diego

Tue 8/4

6:35 am-6:15 pm

1 stop8h 40m

$341

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Mon 7/27

7:40 am-9:05 am

1 stop28h 25m

San Diego

Mon 8/3

10:20 am-10:45 pm

1 stop9h 25m

$342

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Wed 9/2

12:20 pm-8:15 pm

2 stops10h 55m

San Diego

Thu 9/10

10:36 am-12:24 am

1 stop10h 48m

$343

DetroitSan Diego

DTW - SAN

DTWSAN

Detroit Metropolitan Wayne County

Sat 9/26

7:20 am-3:41 pm

1 stop11h 21m

San Diego

Fri 10/2

10:36 am-12:24 am

1 stop10h 48m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Diego from

How to get the cheapest flight ticket from Detroit to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Detroit and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of March, then departing from Detroit during the month August is also very affordable. Most momondo users find prices during this month for around $84.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Detroit to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $537. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $598. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $555. Flights in the evening are often more expensive with an average ticket price of $589.

What is the cheapest Detroit to San Diego flight route?

Fly from Detroit Metropolitan Wayne County to San Diego for the best Detroit - San Diego flight prices

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

You are more likely to see cheaper flights to San Diego from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $477 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Detroit for as low as $407 on momondo.

What cabin class options are available on Detroit to San Diego flights?

There are 4 cabin classes available to choose from on Detroit to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit to San Diego flights?

No. A direct flight is the cheapest option for a flight between Detroit to San Diego.

How have Detroit to San Diego flight prices changed over time?

As of July 2026, prices for Detroit to San Diego flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Detroit to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to San Diego (DTT to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to San Diego

Best Price Found

$483

Fastest flight time

4h 39m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Detroit in the past 72 hours is $483. The best round-trip flight deal from Detroit to San Diego found on momondo in the last 72 hours is $539.
The fastest flight from Detroit to San Diego takes 4h 39m
Direct flights go from Detroit to San Diego every day.
There is 1 airport in San Diego. From Detroit there are direct flights to San Diego (SAN).

Frequently asked questions about flying from Detroit to San Diego

  • How far is Detroit to San Diego by plane?

    Detroit and San Diego are 1966.6 mi apart from one another. In terms of flight time, this usually takes a little over 4h 39m.

  • When did momondo last update prices for flights from Detroit to San Diego Airport?

    Prices for flights from Detroit to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Detroit to San Diego Airport?

  • How old do you have to be to fly from Detroit to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Detroit to San Diego?

  • What is the most popular airline from Detroit to San Diego?

Best airlines flying from Detroit to San Diego

Compare and see reviews for airlines that fly from Detroit to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $141Free CancellationRating
5.6
2,850 reviews
Search Frontier flights
JetBluePriceFrom $151Free CancellationRating
7.1
3,009 reviews
Search JetBlue flights
American AirlinesPriceFrom $233Free CancellationRating
7.1
11,768 reviews
Search American Airlines flights
SouthwestPriceFrom $284Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
9,920 reviews
Search United Airlines flights
DeltaPriceFrom $399Free CancellationRating
7.8
8,452 reviews
Search Delta flights
  • Delta Flights From Detroit to San Diego

    Across 20 Delta flights from Detroit to San Diego this week, the average price was $575, with the best Delta deals starting from $399 round-trip. 8,452 users have rated Delta on momondo, with an average score of 7.8/10.

  • United Airlines Flights From Detroit to San Diego

    Across 9,920 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Detroit to San Diego about 2 times each week, with ticket deals ranging from $293 to $523. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near San Diego?

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

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to San Diego for you.

Can I find flights from Detroit to San Diego with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Diego from Detroit with this policy.

How can momondo help me find flights from Detroit to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Detroit. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Detroit to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Detroit. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 8/1
Sat 8/8

Find better results for your trip to the United States