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Cheap Flights from Oakland to San Diego

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Oakland

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Prices updated 24 days ago

486,190 searches this week

171 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Oakland to San Diego

Explore current cheapest deals departing from Oakland to San Diego

Round trip

Sort by: Cheapest

July 21 - July 22

Cheapest

OAK - San Diego

$159

$90

Round trip

July 14 - July 21

Cheapest

OAK - San Diego

$158

$90

Round trip

July 13 - July 14

Cheapest

OAK - San Diego

$164

$90

Round trip

July 21 - July 23

Cheapest

OAK - San Diego

$160

$90

Round trip

August 25 - August 26

Cheapest

OAK - San Diego

$151

$90

Round trip

August 19 - August 25

Cheapest

OAK - San Diego

$145

$90

Round trip

August 4 - August 11

Cheapest

OAK - San Diego

$141

$90

Round trip

November 11 - November 18

Cheapest

Best

OAK - San Diego

$180

$90

Round trip

July 7 - July 14

Earliest

OAK - San Diego

$160

$91

Round trip

July 28 - July 30

OAK - San Diego

$160

$106

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Oakland to San Diego

For cheap flights from Oakland to San Diego, October stands out as the most affordable month, with a median fare of just $89. Other economical options include December and January, both showing median fares of $104. Planning your trip during these months can lead to significant savings on your journey.

Fares for flights from Oakland to San Diego typically range from $230–$695, with a median price of $340. Right now, current fares are above the typical level for this route. Approximately 33% of recent fares were classified as a good price, indicating that deals are available if you monitor prices. New deals appear almost daily, suggesting frequent opportunities to find better rates.

Most itineraries for this route connect at least once, with only 18.6% of recent fares being direct flights from Oakland to San Diego. For those itineraries that include connections, the typical number of stopovers is two, which can significantly extend travel time.

A typical journey from Oakland to San Diego, including connections, takes approximately 13h 48m. This duration reflects the prevalence of connecting itineraries on this route, as most flights involve at least one stopover.

The distance between Oakland and San Diego is 718 km, classifying this as a short-haul route. This means you can expect a relatively quick travel experience, despite the common need for connections.

How much is a round trip from Oakland to San Diego

Regular price: $127 - $274

Prices are currently below the regular range.

The regular price range for flights from Oakland to San Diego is typically between $127 and $274. The current lowest deal is $90 with Alaska Airlines, Inc. for travel from Jul 21-Jul 22.

now $90

Low $127

High $274

The cheapest time to fly from Oakland to San Diego

The cheapest month to fly from Oakland to San Diego is October, with a median price of $89. The most expensive month is July, with a median price of $609. Prices are generally lower from January to December.

October

Cheapest

Flights from $89

July

Most Expensive

Flights from $609

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Oakland to San Diego

Alaska Airlines, Inc.

Last-minute flights going from Oakland to San Diego

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$160

$91

One-way

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$157

$109

One-way

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$143

$109

One-way

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$145

$109

One-way

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$139

$109

One-way

Tue, Jul 7

⌛ Last-Minute

OAK - San Diego

Oakland (OAK) - San Diego (SAN)

Alaska Airlines, Inc.

$156

$109

One-way

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

7 nights

Nov 11 - Nov 18

$180 → $90

50%

2 nights

Dec 14 - Dec 16

$195 → $109

44%

7 nights

Dec 8 - Dec 15

$189 → $109

42%

6 nights

Dec 9 - Dec 15

$189 → $109

42%

Popular Airports to fly from Oakland to San Diego

Oakland - San Diego route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Oakland to San Diego are above the typical level at $90.

📅 Best time to fly

October is historically cheapest at $89

Historically, October is the cheapest month to fly from Oakland to San Diego at $89.

⏱️ Flight duration

Flights typically take 13h 48m

The typical flight duration from Oakland to San Diego is 13 hours and 48 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 18.6% of recent deals are direct, making connecting flights dominant for this route.

🏆 Airline highlight

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. is an airline that has offered direct flights on this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from Oakland to San Diego appear frequently, more than once per day.

Oakland main airports to depart from

Oakland International (OAK)

Cheapest

Oakland International is a great option for flights to San Diego, often offering competitive prices.

📍 ~10 km from city center (reachable by car or public transport)

💸 Flights from ~$90

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

San Diego International Airport is a convenient arrival option for flights from Oakland to San Diego.

📍 ~5 km from San Diego city center (reachable by car)

💸 Flights from ~$90

McClellan–Palomar (CLD)

McClellan–Palomar Airport offers an alternative arrival point for flights to the San Diego area.

📍 ~40 km from San Diego city center (reachable by car)

💸 Flights from ~$691

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

This airport offers direct access to Mexico via the Cross Border Xpress (CBX) terminal.

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

💸 Flights from ~$417

John Wayne (SNA)

Consider this airport for a less congested domestic alternative with a strong network.

📍 ~125 km from San Diego (reachable by car)

💸 Flights from ~$218

Los Angeles International (LAX)

Cheapest

This primary global hub provides the most extensive international and domestic route options.

📍 ~180 km from San Diego (reachable by car)

💸 Flights from ~$160

Ontario International (ONT)

This airport is a reliable domestic alternative with growing service, often less congested than LAX or SNA.

📍 ~170 km from San Diego (reachable by car)

💸 Flights from ~$163

Long Beach (LGB)

This airport is easy to navigate with fast security, good for specific West Coast routes.

📍 ~150 km from San Diego (reachable by car)

💸 Flights from ~$197

Business & First Class Flight Deals to San Diego

68% AI deal score

$411

$303

Save $108

Frequently Asked Questions About Flights to San Diego

Historically, the lowest average prices for flights from Oakland to San Diego are found when booking between 14 and 27 days in advance. During this period, the average price was $487. Booking within 0-6 days of departure typically sees a significantly higher average price of $1024. Even booking 60+ days out, the average price was $520, indicating that the sweet spot for savings is within that 2-4 week window.

Across the trailing quarter, a good price for a flight from Oakland to San Diego is considered to be $230 or less. The median price for this route during the same period was $340. Fares historically range up to $695 for the 75th percentile of prices observed.

Based on historical data over the trailing 270 days, October, December, and January typically offer the lowest median prices for flights from Oakland to San Diego. The median price in October was $89, while December and January both had a median price of $104. The annual median price for this route is $340, making these months notably cheaper.

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Cheap Flights from Oakland to San Diego

Today’s best flight deals from Oakland to San Diego

Unlock all 500+ flight deals to San Diego and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Oakland to San Diego

How much is a round trip from Oakland to San Diego

The cheapest time to fly from Oakland to San Diego

Direct flights from Oakland to San Diego

Last-minute flights going from Oakland to San Diego

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

Popular Airports to fly from Oakland to San Diego

Oakland - San Diego route insights

Recent fares are above the typical level

October is historically cheapest at $89

Flights typically take 13h 48m

Connecting flights are dominant

Alaska Airlines, Inc. offers direct flights

Deals appear frequently

Oakland 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

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Frequently Asked Questions About Flights to San Diego

How early should I book Oakland to San Diego flights to get the cheapest price?

How early should I book Oakland to San Diego flights to get the cheapest price?

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

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

What's the best month to fly from Oakland to San Diego?

What's the best month to fly from Oakland to San Diego?

Are there direct flights from Oakland to San Diego?

Are there direct flights from Oakland to San Diego?

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

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

Are there frequent deals on flights from Oakland to San Diego?

Are there frequent deals on flights from Oakland to San Diego?

Related routes

Consider alternative routes from Oakland