Can I fly direct from Detroit to San Diego?

Direct flights from Detroit to San Diego are available, but they represent a smaller portion of the total routes. Historically, approximately 20% of flights on this route have been direct. For connecting flights, the median number of stopovers observed was 2. Travelers seeking direct options may find fewer choices compared to those willing to make connections.

How many hours is the flight from Detroit to San Diego?

The direct flight from Detroit to San Diego typically takes around 5 hours and 1 minute. For flights with one stop, the median duration extends to approximately 9 hours and 42 minutes. The distance covered on this route is 3142 kilometers. Travelers should account for these differences in flight time when planning their journey.

Are there frequently good prices on flights from Detroit to San Diego?

Based on historical data from the trailing 30 days, good prices on flights from Detroit to San Diego are regularly available. This route is classified as having a 'regular' frequency of good deals. Travelers can typically expect to find favorable pricing opportunities when searching for flights between these two cities.

Flights From Detroit

To San Diego

Cheap Flights from Detroit to San Diego

Browse current best options from Detroit. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Detroit

RatePunk searches hundreds of travel sites at once for deals on flights to San Diego

Prices updated 7 days ago

482 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Detroit to San Diego

Explore current cheapest deals departing from Detroit to San Diego

2026-12-05 – 2026-12-09
DTT - San Diego
90% AI deal score
$545
$141
Round trip
2026-12-03 – 2026-12-09
DTT - San Diego
90% AI deal score
$521
$142
Round trip
2026-12-08 – 2026-12-09
DTT - San Diego
90% AI deal score
$547
$142
Round trip
2026-12-09 – 2027-01-07
DTT - San Diego
87% AI deal score
$421
$149
Round trip
2026-12-05 – 2026-12-08
DTT - San Diego
90% AI deal score
$546
$149
Round trip
2026-12-05 – 2026-12-07
DTT - San Diego
90% AI deal score
$547
$149
Round trip
2026-12-09 – 2026-12-16
DTT - San Diego
89% AI deal score
$516
$149
Round trip
2026-12-05 – 2026-12-16
DTT - San Diego
88% AI deal score
$469
$149
Round trip
2026-11-14 – 2026-11-17
DTT - San Diego
86% AI deal score
$277
$150
Round trip
2026-12-08 – 2027-01-07
DTT - San Diego
87% AI deal score
$421
$151
Round trip

Detroit to San Diego: Overview

Insights for flights from Detroit to San Diego

Most itineraries for cheap flights from Detroit to San Diego connect at least once, with only 20% of recent fares being non-stop. For connecting itineraries, the typical number of connections is two.

Right now, fares for flights from Detroit to San Diego typically range from $392–$851, with a median of $533. Current fares are near the typical level, and only 1% of recent fares were classified as a good price. New deals show up several times a week for this route.

If you are looking for the cheapest time to fly from Detroit to San Diego, April stands out with a median fare of $226. Other affordable months include February, with a median fare of $459, and August, where the median fare is $468.

A typical journey from Detroit to San Diego takes about 5h 1m, including connections. For itineraries with connections, the median travel time extends to 15h 2m.

The distance between Detroit and San Diego is 3,142 kilometers, classifying this as a medium-haul route.

How much is a round trip from Detroit to San Diego

Regular price: $373 - $576

Prices are currently below the regular range.

Regular prices for flights from Detroit to San Diego typically range from $373 to $576. The current lowest deal is $142 with Frontier Airlines for travel from December 8 to December 15.

now $142

Low $373

High $576

The cheapest time to fly from Detroit to San Diego

The cheapest month to fly from Detroit to San Diego is April, with a median price of $226. The most expensive month is March, with a median price of $4358. Prices are generally lower from January to November.

April

Cheapest

Flights from $226

March

Most Expensive

Flights from $4,358

Jan

Feb

Mar

Apr

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Detroit to San Diego

Frontier Airlines

Last-minute flights going from Detroit to San Diego

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$336

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$378

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$339

$410

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$446

$437

One-way

Fri, Oct 30

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$339

$331

One-way

Fri, Oct 30

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$375

One-way

Biggest price drops on these dates for flights from Detroit to San Diego

1 night

Dec 8 - Dec 9

$552 → $165

70%

1 night

Dec 15 - Dec 16

$547 → $161

71%

4 nights

Dec 12 - Dec 16

$545 → $160

71%

4 nights

Dec 8 - Dec 12

$551 → $176

68%

Popular Airports to fly from Detroit to San Diego

Detroit - San Diego route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for Detroit to San Diego are near the typical level of $533.

📅 Best time to fly

April is historically the cheapest month to fly.

Historically, April is the cheapest month to fly from Detroit to San Diego, with a median price of $226.

⏱️ Flight duration

Direct flights take 5h 1m.

The median flight duration for a direct flight from Detroit to San Diego is 5h 1m.

✈️ Airlines & availability

Connecting flights are dominant on this route.

Connecting flights make up 80% of recent fares, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines has 97 direct deals available for flights from Detroit to San Diego.

🎯 Booking tip

Deals appear regularly.

Deals on flights from Detroit to San Diego appear regularly, typically every 30 days.

Detroit main airports to depart from

Detroit Metropolitan (DTW)

Cheapest

Detroit Metropolitan is a convenient option for flights from Detroit to San Diego.

📍 ~29 km from city center (reachable by car)

💸 Flights from ~$185

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

San Diego International Airport is a convenient arrival airport for flights from Detroit to San Diego.

📍 ~3 km from San Diego city center (reachable by car)

💸 Flights from ~$185

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a useful alternative for travelers heading to Mexico, with direct access via the Cross Border Xpress (CBX) terminal.

📍 ~25 km from San Diego (reachable by car)

💸 Flights from ~$402

Business & First Class Flight Deals to San Diego

Discover luxury on the budget with premium cabin class on flights from Detroit to San Diego.

Elite

Best Elite deals to San Diego

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From DTW

Elite

Dec 04

San Diego, United States

76% AI deal score

$2,016

$1,649

Save $367

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 01

San Diego, United States

76% AI deal score

$1,991

$1,649

Save $342

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 08

San Diego, United States

76% AI deal score

$2,027

$1,674

Save $353

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 09

San Diego, United States

75% AI deal score

$1,675

$1,487

Save $188

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 09

San Diego, United States

75% AI deal score

$1,691

$1,487

Save $204

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 25

San Diego, United States

75% AI deal score

$1,836

$1,537

Save $299

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 09

San Diego, United States

75% AI deal score

$1,816

$1,560

Save $256

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 21

San Diego, United States

75% AI deal score

$1,827

$1,560

Save $267

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 09

San Diego, United States

75% AI deal score

$1,864

$1,591

Save $273

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 09

San Diego, United States

75% AI deal score

$2,031

$1,684

Save $347

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 07

San Diego, United States

74% AI deal score

$1,707

$1,537

Save $170

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Jan 25

San Diego, United States

74% AI deal score

$1,728

$1,537

Save $191

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Historically, the optimal booking window for flights from Detroit to San Diego is typically 28-59 days before departure. During this period, the average price observed was $682. Booking 14-27 days out saw average prices rise to $1383, while booking 60+ days in advance had an average price of $846. Planning within the 28-59 day window generally offers better value based on trailing 90-day data.

Across the trailing quarter, a good price for a flight from Detroit to San Diego is considered to be $392 or less. The median price for this route was $533. Prices can go higher, with 75% of fares being $851 or less. Aiming for a fare around $392 or below typically indicates a favorable deal based on historical data.

Historically, April has been the cheapest month to fly from Detroit to San Diego, with a median price of $226. February and August also offered relatively lower median prices at $459 and $468, respectively. The annual median price for this route was $533, indicating that April often provides significant savings compared to the overall average.

Related routes

More routes from Detroit

Flights from Detroit to Salt Lake City Flights from Detroit to San Antonio Flights from Detroit to San Francisco Flights from Detroit to Savannah Flights from Detroit to Seattle Flights from Detroit to St. Paul Flights from Detroit to Tampa Flights from Detroit to Thiruvananthapuram Flights from Detroit to Tokyo Flights from Detroit to Tulsa Flights from Detroit to Vienna Flights from Detroit to Washington, D.C.

Flights to San Diego from other cities

Flights from Dublin to San Diego Flights from El Paso to San Diego Flights from Fresno to San Diego Flights from Hong Kong to San Diego Flights from Honolulu to San Diego Flights from Houston to San Diego Flights from Indianapolis to San Diego Flights from Las Vegas to San Diego Flights from Los Angeles to San Diego Flights from Madrid to San Diego Flights from Miami to San Diego Flights from Spokane to San Diego

Detroit to San Diego: Overview

Insights for flights from Detroit to San Diego

A typical journey from Detroit to San Diego takes about 5h 1m, including connections. For itineraries with connections, the median travel time extends to 15h 2m.

The distance between Detroit and San Diego is 3,142 kilometers, classifying this as a medium-haul route.

How much is a round trip from Detroit to San Diego

Regular price: $373 - $576

Prices are currently below the regular range.

Regular prices for flights from Detroit to San Diego typically range from $373 to $576. The current lowest deal is $142 with Frontier Airlines for travel from December 8 to December 15.

now $142

Low $373

High $576

The cheapest time to fly from Detroit to San Diego

April

Cheapest

Flights from $226

March

Most Expensive

Flights from $4,358

Jan

Feb

Mar

Apr

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Detroit to San Diego

Frontier Airlines

Last-minute flights going from Detroit to San Diego

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$336

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$378

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$339

$410

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$446

$437

One-way

Fri, Oct 30

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$339

$331

One-way

Fri, Oct 30

⌛ Last-Minute

DTW - San Diego

Detroit (DTW) - San Diego (SAN)

Frontier Airlines

$338

$375

One-way

Biggest price drops on these dates for flights from Detroit to San Diego

1 night

Dec 8 - Dec 9

$552 → $165

70%

1 night

Dec 15 - Dec 16

$547 → $161

71%

4 nights

Dec 12 - Dec 16

$545 → $160

71%

4 nights

Dec 8 - Dec 12

$551 → $176

68%

Popular Airports to fly from Detroit to San Diego

Detroit - San Diego route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for Detroit to San Diego are near the typical level of $533.

📅 Best time to fly

April is historically the cheapest month to fly.

Historically, April is the cheapest month to fly from Detroit to San Diego, with a median price of $226.

⏱️ Flight duration

Direct flights take 5h 1m.

The median flight duration for a direct flight from Detroit to San Diego is 5h 1m.

✈️ Airlines & availability

Connecting flights are dominant on this route.

Connecting flights make up 80% of recent fares, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines has 97 direct deals available for flights from Detroit to San Diego.

🎯 Booking tip

Deals appear regularly.

Deals on flights from Detroit to San Diego appear regularly, typically every 30 days.

Detroit main airports to depart from

Detroit Metropolitan (DTW)

Cheapest

Detroit Metropolitan is a convenient option for flights from Detroit to San Diego.

📍 ~29 km from city center (reachable by car)

💸 Flights from ~$185

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

San Diego International Airport is a convenient arrival airport for flights from Detroit to San Diego.

📍 ~3 km from San Diego city center (reachable by car)

💸 Flights from ~$185

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a useful alternative for travelers heading to Mexico, with direct access via the Cross Border Xpress (CBX) terminal.

San Diego, United States

74% AI deal score

$1,728

$1,537

Save $191

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Cheap Flights from Detroit to San Diego

Today’s best flight deals from Detroit to San Diego

Detroit to San Diego: Overview

Insights for flights from Detroit to San Diego

How much is a round trip from Detroit to San Diego

The cheapest time to fly from Detroit to San Diego

Direct flights from Detroit to San Diego

Last-minute flights going from Detroit to San Diego

Biggest price drops on these dates for flights from Detroit to San Diego

Popular Airports to fly from Detroit to San Diego

Detroit - San Diego route insights

Recent fares are near the typical level.

April is historically the cheapest month to fly.

Direct flights take 5h 1m.

Connecting flights are dominant on this route.

Frontier Airlines offers direct flights.

Deals appear regularly.

Detroit main airports to depart from

San Diego main airports to arrive at

Airports nearby San Diego used as alternative

Business & First Class Flight Deals to San Diego

Best Elite deals to San Diego

Dec 04

Dec 01

Dec 08

Jan 09

Jan 09

Jan 25

Jan 09

Jan 21

Jan 09

Dec 09

Jan 07

Jan 25

Frequently Asked Questions About Flights to San Diego

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

What's a cheap fare from Detroit to San Diego?

Which months have the cheapest flights from Detroit to San Diego?

Can I fly direct from Detroit to San Diego?

How many hours is the flight from Detroit to San Diego?

Are there frequently good prices on flights from Detroit to San Diego?

Related routes

More routes from Detroit

Flights to San Diego from other cities

Detroit to San Diego: Overview

Insights for flights from Detroit to San Diego

How much is a round trip from Detroit to San Diego

The cheapest time to fly from Detroit to San Diego

Direct flights from Detroit to San Diego

Last-minute flights going from Detroit to San Diego

Biggest price drops on these dates for flights from Detroit to San Diego

Popular Airports to fly from Detroit to San Diego

Detroit - San Diego route insights

Recent fares are near the typical level.

April is historically the cheapest month to fly.

Direct flights take 5h 1m.

Connecting flights are dominant on this route.

Frontier Airlines offers direct flights.

Deals appear regularly.

Detroit main airports to depart from

San Diego main airports to arrive at

Airports nearby San Diego used as alternative

Business & First Class Flight Deals to San Diego

Best Elite deals to San Diego

Dec 04

Dec 01

Dec 08

Jan 09

Jan 09

Jan 25

Jan 09

Jan 21

Jan 09

Dec 09

Jan 07

Jan 25

Frequently Asked Questions About Flights to San Diego

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

What's a cheap fare from Detroit to San Diego?

Which months have the cheapest flights from Detroit to San Diego?