$45 Cheap Flights from San Diego (SAN) to St. Louis (STL)

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Cheap Flights from San Diego to St. Louis (SAN-STL)

Prices were available within the past 7 days and start at $45 for one-way flights and $115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Frontier Airlines
Spirit Airlines
Spirit Airlines
Flights from San Diego (SAN) to St. Louis (STL)
Origin airport
San Diego Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$115
Distance
1554 mi
Average flight time
5 hours 56 mins

San Diego to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from San Diego to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from San Diego to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from SAN to STL today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Louis more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is $45 now!

Frequently asked questions

How much is a one-way flight from San Diego Airport to Lambert-St. Louis Intl. Airport (STL)?
You can find one-way San Diego flights to St. Louis starting from only $41. This info is based on the lowest fare found on Expedia for this route with a departure date in the next three months and was updated on May 21 2024 and has not changed since. This specific fare is for an Spirit Airlines flight, jetting off from SAN on May 28 2024 and landing at Lambert Field.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Lambert Field last minute?
When it’s time to book your flights, being prepared pays dividends. While it’s possible to pick up a last-minute deal on a SAN to Lambert Field flight, prices usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international journeys it’s three to four months.
What is the cheapest airline flying from San Diego Airport to STL in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, Spirit Airlines is the cheapest airline flying from San Diego to St. Louis. The fare for this route starts at $41. This flight jets off from San Diego Airport on May 28 2024 and touches down at STL. The price was last updated on May 21 2024 and has not changed since.
What's the cheapest price for a flight from San Diego Intl. Airport (SAN) to STL next month?
The lowest price for a one-way flight from San Diego to St. Louis over the next month is $41. If you’re planning a trip soon, lock in this fare before it’s gone. This price was found after searching all available flights on Expedia departing within the next 30 days. This fare is for a one-way Spirit Airlines flight leaving SAN on May 28 2024 and landing at Lambert Field. This price was updated on May 21 2024 and has not changed since.
What airports do you fly into for Central United States from San Diego County?
There are three airports you can fly to on your journey from San Diego County to Central United States: Lambert-St. Louis Intl. Airport (STL), Spirit of St. Louis Airport (SUS) and St. Louis Downtown Airport (CPS). Lambert-St. Louis Intl. Airport (STL) is approximately 180 mi east of central Central United States. Before selecting where to touch down, think about flight times, the distance to where you’re staying and transportation options from the airport.
Can I change the date of my flight from SAN to St. Louis Lambert International Airport?
Plans can get upended, so Expedia is here to help make amending your trip as easy as possible. To start, access your San Diego Intl. Airport (SAN) to Lambert Field itinerary through the Expedia Trips portal and check the fare rules and restrictions about what changes are allowed. If you purchased your airfare in the last 24 hours, some carriers allow you to cancel at no cost and book new flights. If you booked more than 24 hours ago, connect with us via our Customer Service portal so we can help you further.
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