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Cheap flights from Oakland, California to San Diego from £44

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SAN
8 Sep — 15 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oakland to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Oakland to San Diego
Explore the most affordable flight options available from Oakland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 August 2026.

Sat 12/918:00 -
Nonstop1h 35m
Mon 14/921:50 -
Nonstop1h 35m
Deal found 9/8£93
Fri 11/917:10 -
Nonstop1h 33m
Tue 15/919:33 -
Nonstop1h 55m
Deal found 6/8£94
Sat 12/915:13 -
Nonstop1h 37m
Sat 12/918:00 -
Nonstop1h 52m
Deal found 6/8£98
Fri 30/1009:00 -
1 stop3h 35m
Mon 2/1114:05 -
Nonstop1h 35m
Deal found 9/8£99
Sat 29/813:40 -
Nonstop1h 30m
Sat 5/913:55 -
Nonstop1h 35m
Deal found 5/8£99
Sat 19/913:29 -
Nonstop1h 37m
Tue 22/919:33 -
Nonstop1h 55m
Deal found 7/8£102
Tue 20/1006:00 -
Nonstop1h 35m
Sat 31/1010:40 -
2 stops6h 55m
Deal found 9/8£104
Thu 22/1009:45 -
Nonstop1h 30m
Sun 25/1006:40 -
Nonstop1h 30m
Deal found 9/8£104
Sat 5/917:00 -
Nonstop1h 35m
Wed 9/913:45 -
2 stops5h 45m
Deal found 5/8£105
Fri 30/1009:00 -
1 stop3h 35m
Sun 1/1107:05 -
Nonstop1h 40m
Deal found 5/8£106
Sat 5/1214:25 -
Nonstop1h 30m
Sat 9/111:40 -
Nonstop1h 35m
Deal found 5/8£107

Find flight deals from Oakland to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 August 2026.

Round-trip from

£93

One-way from

£44

Popular in

January

Cheapest in

September

Average price

£147
Southwest
  • Southwest
  • 7/9-14/9
  • Nonstop
  • 3h 05m total
  • Oakland to San Diego
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 6/9
  • Nonstop
  • 1h 37m total
  • Oakland to San Diego
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oakland 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, Cheapflights users made 858,174 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from Oakland to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Fri 11/9

17:10-18:43

Nonstop1h 33m

San Diego

Tue 15/9

19:33-21:28

Nonstop1h 55m

£94

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Tue 1/9

05:30-09:10

1 stop3h 40m

San Diego

Sat 5/9

16:55-18:30

Nonstop1h 35m

£102

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Tue 1/9

17:00-23:54

2 stops6h 54m

San Diego

Sat 5/9

06:15-16:14

2 stops9h 59m

£124

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Sat 10/10

18:50-20:25

Nonstop1h 35m

San Diego

Mon 12/10

20:40-00:35

1 stop3h 55m

£127
Fastest return journey

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Sat 29/8

15:40-17:10

Nonstop1h 30m

San Diego

Sun 30/8

08:10-09:40

Nonstop1h 30m

£134

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Mon 7/12

07:50-12:30

1 stop4h 40m

San Diego

Mon 7/12

20:00-21:35

Nonstop1h 35m

£135

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Tue 25/8

08:05-09:30

Nonstop1h 25m

San Diego

Thu 27/8

10:30-15:00

1 stop4h 30m

£142

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Fri 4/9

05:20-09:20

1 stop4h 00m

San Diego

Tue 8/9

22:25-23:55

Nonstop1h 30m

£150

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Sun 13/9

05:30-09:35

1 stop4h 05m

San Diego

Thu 17/9

14:30-19:45

1 stop5h 15m

£150

OaklandSan Diego

OAK Oakland - SAN San Diego

OAKSAN

Oakland

Fri 21/8

16:20-17:50

Nonstop1h 30m

San Diego

Mon 24/8

21:50-23:20

Nonstop1h 30m

£155

Flights are sorted by cheapest return flights first.

Deals found on 8/8

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Oakland to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Oakland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oakland to San Diego

How far ahead should I book a flight from Oakland, California to San Diego?

The best time to book flights from Oakland, California to San Diego is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Oakland, California to San Diego?

Currently, September is the cheapest month in which you can book a flight from Oakland, California to San Diego (average of £144). Flying from Oakland, California to San Diego in January is currently the most expensive (average of £309). 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.

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

Find hourly flight availability from Oakland 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 9 August 2026.

When flying from Oakland, California to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Oakland, California to San Diego?

Airfare is below average for this route at the moment.

Oakland, California to San Diego flights typically cost between £100 and £205 in September.
The cheapest return price found within the last 5 days was £93 on Southwest (12 Sept–14 Sept).

Related info for your journey

Find useful and relevant information for your journey from Oakland to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Oakland, California to San Diego flight route?

    This flight path from Oakland to San Diego was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Oakland, California to San Diego?

    There are many flights that can get you from Oakland, California to San Diego in 1h 33m. Fly via Alaska Airlines, Southwest, or Delta to get the fastest option. There are 445 mi between Oakland, California and San Diego. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Oakland, California to San Diego?

    Before booking your flight to San Diego from Oakland, California, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (73%), Alaska Airlines (72%), Horizon Air( 72%).

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

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

  • How can I find direct flights from Oakland to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oakland to San Diego.

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

    Yes. Cheapflights offers flight deals from Oakland 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.

  • What is the cheapest month to book a flight from Oakland, California to San Diego?

    Currently, September is the cheapest month in which you can book a flight from Oakland, California to San Diego (average of £144). Flying from Oakland, California to San Diego in January is currently the most expensive (average of £309). 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.

See more FAQs

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado

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

Millions of users choose and trust Cheapflights to book the best flight deals from Oakland to San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to San Diego from Oakland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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