Best San Diego Tours & Trips
The Pacific Coast destination is renowned for its perfect mild climate year round and is the second largest city in California. San Diego was founded in 1769, became part of Mexico from 1821-1850 and was incorporated when it became a United States territory in 1850. The city contains many military bases and has the biggest naval fleet in the world. San Diego tourist attractions include the beaches, San Diego Zoo, SeaWorld, Balboa Park, San Diego Zoo Safari Park, Mission San Diego de Alcala and Belmont Amusement Park.
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5.0 Tour Code: 664500
Start / End City
Los Angeles
Duration
20.0 Days
City & Attractions
Los Angeles, San Diego, Palm Springs
+44 more
Languages
English Live
Group Type
Standard Group Tour
Tour Audience
Mixed International Travelers
Operator
American Tours International
Save 10%
From $4,567.32
$4,110.59
5.0 Tour Code: 428425
Start / End City
Los Angeles
Duration
15.0 Days
City & Attractions
Los Angeles, San Diego, Palm Springs
+42 more
Languages
English Live
Group Type
Standard Group Tour
Tour Audience
Mixed International Travelers
Operator
American Tours International
Save 10%
From $3,321.00
$2,988.90
5.0 Tour Code: 731886
Start / End City
San Diego, Santiago
Duration
5.0 Days
City & Attractions
Valparaiso, Vina del Mar, Santiago
+4 more
Languages
English Live
Group Type
Standard Group Tour
Tour Audience
Primarily Mandarin-Speaking Travelers
Save 3%
From $1,128.99
$1,095.12
5.0 Tour Code: 663414
Start / End City
Los Angeles
Duration
1.0 Day
City & Attractions
Los Angeles, San Diego, Old Town San Diego
+2 more
Languages
Chinese Live, English Live
Group Type
Standard Group Tour
Tour Audience
Primarily Mandarin-Speaking Travelers
From
$200.00
5.0 Tour Code: 663417
Start / End City
Los Angeles
Duration
1.0 Day
City & Attractions
Los Angeles, San Diego, Old Town San Diego
+3 more
Languages
Chinese Live, English Live
Group Type
Standard Group Tour
Tour Audience
Primarily Mandarin-Speaking Travelers
From
$195.00
5.0 (5 reviews) Tour Code: 553125
Start / End City
San Diego
Duration
90.0 Minutes
City & Attractions
San Diego
Languages
English Live
Group Type
Standard Group Tour
From
Live
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Best Time to Visit San Diego
Spring 2026/2027
Spring in San Diego is a season of beautiful blooms, with reduced rainfall and average high temperatures ranging from 60 to 70 °F (15 to 21 °C). This makes it an ideal time for outdoor exploration, as wildflowers and diverse plants burst into bloom throughout local parks. The Flower Fields at Carlsbad Ranch are a must see, displaying fifty acres of colorful Giant Tecolote Ranunculus from March through May. Spring is perfect for catching a San Diego Padres baseball game at Petco Park or exploring the scenic trails at Torrey Pines State Reserve. Note that “May Gray” can sometimes bring overcast skies, though these typically clear up quickly, leaving comfortable afternoons for dining al fresco in the Gaslamp Quarter or celebrating Cinco de Mayo in Old Town.
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Summer 2026
Summer is peak season for beach and water activities in San Diego, offering pleasant temperatures ideal for outdoor pursuits. San Diego's summer weather is warm, with average highs ranging from 70 to 80 °F (21–27 °C). It is the time for peak sunshine and the warmest ocean temperatures, making it the best time to surf, kayak the La Jolla sea caves, or simply relax on Coronado Beach. Family fun abounds with attractions like Balboa Park's Food Truck Fridays, the thrilling rides at Belmont Park on Mission Beach, and catching the legendary Blue Whale migration off the coast. However, be aware of "June Gloom," which can bring occasional morning overcast conditions along the coast, but the overcast skies will clear up before noon.
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Autumn 2026
Fall in San Diego brings cooler temperatures, with average highs hovering around 70°F (21°C). After Labor Day, tourist crowds decline, the ocean remains warm for swimming, and Santa Ana winds deliver excellent surfing conditions and clear skies. Plus, with the harvest season underway, this is also an ideal time for a wine tasting tour in San Diego.Fall in San Diego brings pleasantly cooler air temperatures, with average highs hovering around 70°F (21°C). After Labor Day, tourist crowds decline significantly, the ocean remains wonderfully warm for swimming, and the famous Santa Ana winds deliver excellent surfing conditions and clear, sunny skies. The crisp air is perfect for a day trip to Julian for apple picking and warm apple pie, or visiting a pumpkin patch like Bates Nut Farm. With the harvest season underway, this is also an ideal time for a wine tasting tour in the nearby Temecula Valley. October brings the festive Kids Free San Diego promotion, offering free admission to top attractions, and spooky activities like the Haunted Trail in Balboa Park and Dia de Los Muertos celebrations.
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Winter 2026/2027
San Diego's winter climate is mild and sunny, making it an ideal escape for visitors seeking sunny day. Average high temperatures hover around 60°F (16°C), making a light jacket or sweater perfect for daytime. This period also coincides with the start of the Gray Whale migration, offering spectacular whale watching tours from spots like Cabrillo National Monument and various boat excursions. Visitors will enjoy fewer crowds at major attractions like the San Diego Zoo and Balboa Park museums, making it the most budget-friendly time to visit San Diego outside of major holidays. Holiday events like the San Diego Bay Parade of Lights and Ice Skating at the Hotel Del Coronado's beachside rink add a festive, uniquely Southern Californian charm.
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FAQs about San Diego Tours
What is the best month to go to San Diego?
The best time to visit San Diego is from March to May and September to November. Spring offers comfortable temperatures and blooming flowers, though cloudy days can occur. Autumn maintains pleasant weather with fewer crowds.
What is the best way to tour San Diego?
The most efficient way to explore San Diego is definitely by car. Attractions like the San Diego Zoo Safari Park, La Jolla Cove, and Coronado Island are miles apart. A car gives you the freedom to explore at your own pace. Of course, you can also choose Old Town Trolley Tours. The "Hop-on, Hop-off" Old Town Trolley is fantastic. It stops at all the major highlights (Old Town, the Embarcadero, Gaslamp Quarter, Balboa Park, and Coronado). It provides narration and transportation in one package.
What is the number one thing to do in San Diego?
The first thing to do upon arriving in San Diego is definitely to head to Balboa Park, especially the world-famous San Diego Zoo.
How many days in San Diego is enough?
We recommend a minimum of 3 to 4 days to truly experience the city without rushing. If you plan to visit major theme parks like SeaWorld or nearby LEGOLAND California, you should extend your trip to 5 or 6 days.
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