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Things To Do in San Diego County

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Adventures (24) Air, Balloon & Helicopter Tours (9) Attractions (17) Cruises & Water Tours (39) Day Trips & Excursions (12) Family friendly (50) Food & Drink (28) Hop-on Hop-off (1) Likely to sell out (29) New on Expedia (11) Nightlife (5) Private Transfers (16) Private tours (28) Shared Transfers (5) Sightseeing Passes (3) Summer deals (23) Theme parks (4) Tours & sightseeing (90) Walking & Bike Tours (33) Water activities (22)

Top things to do in San Diego County

See all 221 things to do in San Diego County

#1San Diego Zoo

Immerse yourself in the animal kingdom at the 100-acre (40-ha) San Diego Zoo, home to more than 4,000 animals across 800 rare and exotic species. Spend quali...

recommend92% of travelers recommend

Free Cancellation Free Cancellation

$56
$52
per adult
Save!
San Diego Zoo

#2SeaWorld San Diego

Uncover aquatic adventures at SeaWorld® San Diego, where thrilling rides and spectacular live animal shows are sure to entertain visitors young and old. Take...

recommend72% of travelers recommend

$115
$93
per traveler
Save!
SeaWorld San Diego

#3LEGOLAND® California Resort

AWESOME AWAITS at LEGOLAND® California Resort, where families can have a hands-on, interactive experiences to make memories that last a lifetime! The Resort ...

recommend82% of travelers recommend

Free Cancellation Free Cancellation

$100
$90
per adult
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LEGOLAND® California Resort

#4USS Midway Museum with Skip-the-Line Entry

Climb aboard the USS Midway, known for serving in both Operation Frequent Wind in 1975 and Operation Desert Storm in 1991. Skip the lines with express entry ...

recommend96% of travelers recommend

Free Cancellation Free Cancellation

$23
$19
per adult
Save!
USS Midway Museum with Skip-the-Line Entry

#5San Diego Zoo Safari Park

The sun beats down on the grasslands as you look out over the plains, and for a second, you swear you feel the heat of the Kenyan savanna. Explore natural ha...

recommend84% of travelers recommend

Free Cancellation Free Cancellation

$56
$52
per adult
Save!
San Diego Zoo Safari Park

#6Three Quarter Day Private Fishing from Dana Point

ItineraryYour Captain will take you and your crew to the best spot on this 3 hour sport fishing adventure. Depending on the season, you’ll fish for Bluefin t...

$325
per traveler
Three Quarter Day Private Fishing from Dana Point

#7Oceanside Whale and Dolphin Watching Adventures

We are OCEANSIDE ADVENTURES. A luxury Whale Watching company located in front of the historic Lighthouse in Oceanside Harbor. Come out with us for an AWE ins...

recommend86% of travelers recommend

Free Cancellation Free Cancellation

$39
per adult
Oceanside Whale and Dolphin Watching Adventures

#8San Diego Old Town Trolley Hop-On Hop-Off Tour

With this hop-on hop-off trolley tour, you can explore parks, the waterfront, and interesting neighborhoods at your leisure. Turn back the pages of history a...

recommend94% of travelers recommend

Free Cancellation Free Cancellation

$42
per adult
San Diego Old Town Trolley Hop-On Hop-Off Tour

#9Harbor Cruise of San Diego Bay

Sit back and relax as you cruise San Diego Bay. Listen to an entertaining guide share history and highlights of the city while pointing out sites like North ...

recommend84% of travelers recommend

Free Cancellation Free Cancellation

$28
per adult
Harbor Cruise of San Diego Bay

#10La Jolla Sea Cave Kayak Tour

Gear up and take to the waters on a kayaking adventure off the coast of San Diego. A professional guide leads a tour to the Seven Sea Caves with the opportun...

recommend86% of travelers recommend

Free Cancellation Free Cancellation

$54
per traveler
La Jolla Sea Cave Kayak Tour

Things To Do In San Diego County

Always up for a brand new adventure and unique ways to get inspired, you're prepared to discover new territory like the savvy traveler you are. You're excited to set a course in a new direction. It's not difficult to fill an itinerary, because Expedia can hook you up with lots of things to do. Book your activities today, and all you'll have left to do is count the days until your escape and start daydreaming. Coming up: San Diego County!

  • Book your favorite day trip on Expedia for significant savings, and you'll still have money for a fancy hotel or luxurious dinner while you're in town. The activities in San Diego County are not only among the best, but they won't break the bank. We have 221 things to do here, and you can make them yours starting at just $8.
  • San Diego County is a favorite among adventurers suchlike yourself. In fact, a good percentage of travelers can't wait for their next vacation to this city to learn about local history and explore the best things to do. The most loved things to do can catch the enthusiasm of even well-versed travelers, and it's easy to see why. Our collection includes a wide array of entertainment and opportunities for fun. From Shared Shuttle: Roundtrip LEGOLAND® Transfer to one-of-a kind ways to check out the best this area has to provide like a Tijuana Up & Down City Tour with Shopping Experience, there are tons of selections to choose from when you browse through all the choices available here at Expedia.

Our activities are the perfect way to organize your trip. You'll want an expert itinerary to really get the most out of San Diego County, particularly when you intend to include a lot of exciting activities. And we know you're itching to explore every avenue—you're excited to get out and see what life is like for locals. You want to scope out the top activities around, and a quiet day exploring local neighborhoods is always time well spent. Book professionally lead tours on Expedia, and you may find all that you are searching for and more.

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