Cheap flights from St. Louis (STL) to Carlsbad (SAN)

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Lowest round trip fares by airline from St. Louis and Carlsbad

Cheapest prices ($39 One Way, $120 Round Trip) found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Great Deals On Cheap Hotels in Carlsbad

Motel 6 Carlsbad, CA Beach

Motel 6 Carlsbad, CA Beach

2 out of 5
750 Raintree Drive, Carlsbad, CA
The price is $58 per night from May 14 to May 15
$58
per night
May 14 - May 15
Stay at this motel in Carlsbad. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. ...
6.4/10 (1,078 reviews)
"Excellent accommodation for the price you pay."

Reviewed on May 9, 2024

Motel 6 Carlsbad, CA Beach
Best Western Carlsbad by the Sea

Best Western Carlsbad by the Sea

2.5 out of 5
751 Macadamia Dr, Carlsbad, CA
The price is $89 per night from May 20 to May 21
$89
per night
May 20 - May 21
Book a stay at this business-friendly hotel in Carlsbad. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
7.6/10 Good! (1,004 reviews)
"Some noise , terrible pillows"

Reviewed on May 12, 2024

Best Western Carlsbad by the Sea
La Quinta Inn & Suites by Wyndham Carlsbad - Legoland Area

La Quinta Inn & Suites by Wyndham Carlsbad - Legoland Area

2.5 out of 5
760 Macadamia Dr, Carlsbad, CA
The price is $91 per night from May 21 to May 22
$91
per night
May 21 - May 22
Book a stay at this business-friendly hotel in Carlsbad. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
7.8/10 Good! (1,415 reviews)
Reasonable accommodations
"Reasonable for the price. Breakfast was great. Rooms and interior are older. Try to avoid a room above the laundry that operates 24h."

Reviewed on May 7, 2024

La Quinta Inn & Suites by Wyndham Carlsbad - Legoland Area
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Fly From St. Louis to Carlsbad

Origin
St. Louis
Destination
Carlsbad
Number of Daily Flights
3
Earliest Flight Departure Date
May 20
Latest Flight Departure Date
May 20
Popular Airlines

Cheap flights from St. Louis to Carlsbad

Are you ready to book your flight, but feeling nervous about paying too much if prices drop in a few days? Don't play the waiting game. Our Best Price Guarantee means if you see a better fare for the same flight, we'll give you the difference in CheapCash, plus $50 more in CheapCash, which you can use to save on your hotel reservation.

If you have a frequent flier account, add it to your reservation to earn miles. And don't worry about getting stuck in a middle seat. Choose your seats when you book, so you'll be right where you want to be on departure day.

Save Even More Time and Money With a Carlsbad Travel Package

Once your flights are booked, why start all over again searching for a cheap hotel? Book your flight and hotel together, and save yourself more than time and energy. You'll also be able to take advantage of discounts and coupons on your Carlsbad vacation that you can't get when you book flights and hotel separately.

Relax in Carlsbad With Confidence and Convenience

Going cheap doesn't mean giving up great service. Our agents are available 24/7 to help you find the right cheap flights and hotel, and to answer questions about your trip.

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.