Cheap flights from St. Louis to San Diego
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San Diego travel tips
1) Do you want to know more about prehistoric California in San Diego? | The San Diego Natural History Museum is considered the oldest of its kind in Southern California. The museum was opened in 1874 and is housed in a beautiful colonial-style building in Balboa Park. In the museum, you will find many exhibits that tell about the prehistoric era in California. You can study fossils, copies of living organisms, and bones of prehistoric animals. |
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2) What is the best public transportation to get around in San Diego? | Public transport in San Diego is represented by trams and buses. The tram line was launched in 1981 and became the first modern tram system in America. San Diego Trolley is represented by three lines (blue, orange, and green). The fare for buses and trams is the same – $2.5. The ticket is valid for 2 hours from the moment of the first change. Public transportation covers the entire city, including the San Diego suburbs, so you can easily reach every corner of the city. |
3) Where to buy clothes at discounted prices in San Diego? | America is impossible without shopping! If you are looking for inexpensive but quality items, go shopping at outlets in San Diego. Here are a few malls to get started with: Carlsbad Premium Outlets, Viejas, Fashion Valley, and others. |
Travelers usually depart from St. Louis Lambert International, or St. Louis Union Station when they travel from St. Louis to San Diego. Book your trip to arrive at San Diego International, San Diego, CA - Old Town, San Diego, CA Bus Station, San Diego, CA - Santa Fe, or San Diego, CA - La Jolla. The most popular airlines for this route are United Airlines, Spirit Airlines, American Airlines, Delta Air Lines, and Frontier Airlines. St. Louis and San Diego have 205 direct flights per week.
Check-in for a flight from St. Louis to San Diego
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| United Airlines | UAL | UA | Yes | No |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| American Airlines | AAL | AA | Yes | No |
| Delta Air Lines | DAL | DL | Yes | Opens 24 days before flight Closes 1 hours before flight |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Frequently asked questions
What are the most popular routes to and from St. Louis?
Travelers frequently search for route combinations, such as St. Louis and Las Vegas, Los Angeles, Denver, Orlando, Atlanta, Minneapolis, San Francisco, London, Phoenix, Seattle, Houston, Sacramento, New York, Cancún, Washington, D.C., Fort Lauderdale, Oakland, Tampa, Paris, Dallas.
What are the most popular routes to and from San Diego?
Travelers frequently search for route combinations, such as San Diego and Denver, Las Vegas, Austin, Cincinnati, Philadelphia, New York, Phoenix, Charlotte, Washington, D.C., Atlanta, Raleigh, Chicago, Orlando, San Antonio, Detroit, Dallas, Cleveland, Salt Lake City, Minneapolis, London.
What airports are near St. Louis?
The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, Central Illinois Regional, General Wayne A. Downing Peoria International, MidAmerica St. Louis, Williamson County Regional, Abraham Lincoln Capital, Evansville Regional, Quincy Regional, Decatur, Columbia Regional.
What airports are near San Diego?
The main airport in San Diego is San Diego International. It is also served by Los Angeles International, Ontario International, John Wayne, Tijuana International, Hollywood Burbank, Mexicali International, Palm Springs International, Long Beach, Imperial County, Yuma International.
What buses and trains depart from St. Louis?
A number of bus and train companies depart from St. Louis, including Burlington Trailways, Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between St. Louis and San Diego?
Yes, it's possible to combine different modes of transport between St. Louis and San Diego thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between St. Louis and San Diego can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between St. Louis and San Diego?
Currently, you can fly between St. Louis and San Diego with United Airlines, Spirit Airlines, American Airlines, Delta Air Lines, Frontier Airlines.
When's the best time to travel between St. Louis and San Diego?
If you don’t have specific dates for your trip between St. Louis and San Diego, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between St. Louis and San Diego?
How many airports are there near St. Louis?
How many airports are there near San Diego?
Is it possible to reach St. Louis by bus or train?
What time do nonstop (direct) flights between St. Louis and San Diego depart?
What time do nonstop (direct) flights between St. Louis and San Diego arrive?
What time do flights between St. Louis and San Diego depart?
What time do flights between St. Louis and San Diego arrive?
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
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