£31 Cheap Flights from Oakland (OAK) to San Diego (SAN)

View £31 flight on Wed, 10 Jun 2026Opens in a new window

Popular airlines from Oakland Intl. Airport (OAK) to San Diego Intl. Airport (SAN)

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Cheap Flights from Oakland (OAK) to San Diego (SAN)

Prices were available within the past 7 days and start at £31 for one-way flights and £75 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 30 May - Mon, 1 Jun
OAK
Oakland
SAN
San Diego
£75 Return, found 6 days ago
£75
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 30 May from Oakland to San Diego, returning Mon, 1 Jun, priced at £75 found 6 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£86 Return, found 3 days ago
£86
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £86 found 3 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£102 Return, found 3 days ago
£102
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £102 found 3 days ago
Alaska Airlines
Wed, 10 Jun - Fri, 12 Jun
OAK
Oakland
SAN
San Diego
£107 Return, found 6 days ago
£107
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 10 Jun from Oakland to San Diego, returning Fri, 12 Jun, priced at £107 found 6 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£113 Return, found 3 days ago
£113
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £113 found 3 days ago
Alaska Airlines
Sat, 30 May - Mon, 1 Jun
OAK
Oakland
SAN
San Diego
£121 Return, found 6 days ago
£121
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 30 May from Oakland to San Diego, returning Mon, 1 Jun, priced at £121 found 6 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£127 Return, found 3 days ago
£127
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £127 found 3 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£138 Return, found 3 days ago
£138
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £138 found 3 days ago
Alaska Airlines
Wed, 10 Jun - Fri, 12 Jun
OAK
Oakland
SAN
San Diego
£140 Return, found 6 days ago
£140
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 10 Jun from Oakland to San Diego, returning Fri, 12 Jun, priced at £140 found 6 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
OAK
Oakland
SAN
San Diego
£147 Return, found 3 days ago
£147
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Oakland to San Diego, returning Wed, 27 May, priced at £147 found 3 days ago

Frequently asked questions

How much does a flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
One-way flights typically cost between £123 and £824 and return flights often range between £246 and £865. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
September is typically the cheapest month to fly from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.), with average return fares of approximately £267. This is about 23% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) include May and October.
Which airlines fly direct from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Enter OAK to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best airline to fly with from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) will differ from traveller to traveller. If you like to fly early, WN offers early morning flights. If price is the most important factor, AS typically offers the lowest fares. WN offers the most daily flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
When planning your trip from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.), you'll find that September and May are typically the cheapest months to fly, with average return flights costing around £267. While these months aren't listed as the most popular, flying during these times means you can enjoy lower fares. If you're looking for the busiest travel periods with plenty of flight options, April and August are popular choices, though prices might be higher. This information is based on booking data from the past year.
How many flights per day from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
When flying from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.), you'll find approximately 8 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 46 connecting flights per day. Some common connection points include McCarran Intl. (LAS), Bob Hope (BUR), and Los Angeles Intl. (LAX).
What is the earliest flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) typically departs at approximately 5:00 AM local time, operated by Southwest Airlines. This is a seasonal service active in November. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You'll typically find the most flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) on a Friday, with around 42 flights available. This gives you plenty of options for your travel plans. Compared to other days, Fridays offer notably more flight options. Major airlines on this route include Southwest Airlines, Alaska Airlines, and Delta Air Lines.
What are the most popular departure times for flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) are in the early morning, from 6am to 9am. Approximately 23% of passengers prefer this time window. Many major carriers, including Southwest Airlines and Alaska Airlines, offer flights during this window. This timing works well because you can get an early start to your day in San Diego.
How long does it take to fly from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A nonstop flight from OAK to SAN typically takes around 1 hour 30 minutes, covering approximately 445 miles. Connecting flights on this route usually add 4 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Select the "Business class" and "First class" filters when looking for OAK to SAN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from Oakland Intl. (OAK)?
From Oakland Intl. (OAK), you can fly directly into San Diego Intl. (SAN) to reach San Diego. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), Long Beach Municipal (LGB) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Oakland, CA (OAK-Oakland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Oakland Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines
Return price
£74
Distance
712 km
Average flight time
1 hour 29 mins

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