$103 Find Cheap Flights from St. Louis to Sacramento - Compare and Save

Non-elite passengers on Delta Airlines may upgrade using their Sky Miles or pay for an upgrade during booking or check-in. First-class upgrades are available to elite members through complimentary upgrades. Non-elite United Airlines members can use the MileagePlus miles, while select United members can use their Plus Points.

American Airlines is one of the family-friendly airlines you should consider for your flight from St. Louis to Sacramento with kids. The airline offers free checked strollers and kids' meals that are either vegetarian or gluten-free. It offers family-friendly seating options, including the ability to reserve seats together and options to purchase extra seats for added comfort.

Alaska Airlines composts food waste from its flights, reducing the waste sent to landfills. It has a recycling program to recycle paper, plastic, and aluminum cans. Alaska Airlines has also reduced single-use plastics on its flights, such as replacing plastic straws with sustainable alternatives.

Southwest Airlines is a good option for travelers who wish to take direct flights to Sacramento. Direct flights from this airline save time by eliminating the need to change planes and wait for connecting flights. It is also better for elderly or disabled passengers, as they reduce the need to navigate unfamiliar airports and terminals.

Among airlines operating St. Louis to Sacramento flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Southwest operates flights between St. Louis and Sacramento.

Flights from St. Louis to Sacramento usually depart from Lambert-St Louis (STL) and arrive at Sacramento Intl (SMF).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from St. Louis to Sacramento:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $315 round-trip via Chicago O'Hare Intl (ORD), compared to $627 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest. Other aircraft seen on the route include Boeing 737 variants.

One-stop flights from St. Louis to Sacramento most commonly connect through:

• Denver Intl (DEN) - 45% of one-stop connections
• Salt Lake City (SLC) - 15% of one-stop connections
• Dallas/Fort Worth (DFW) - 11% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 11% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 35% on the St. Louis to Sacramento route. Friday is the cheapest departure day at $377 round-trip on average, while Sunday is the most expensive at $579, a difference of $202. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on St. Louis to Sacramento flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Sacramento are Golden 1 Center, UC Davis Medical Center and Sacramento Capitol Park. These are among the most viewed places in Sacramento on KAYAK.

These are the earliest and latest flight times available from St. Louis to Sacramento:

• Earliest: departs at 7:55 am and lands at 12:08 pm
• Latest: departs at 8:50 am and lands at 1:03 pm.

The flight takes about 4h 13m.

Last-minute fares on this route - booked within 2 weeks of departure - run 21% above the route average of $450. Book 23 weeks before departure for the lowest fares.

A nonstop flight from St. Louis to Sacramento takes 4h 13m, covering 1,673 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

One-way fares from St. Louis to Sacramento are currently lower than usual. Average one-way flight prices are about $194, which is 20% below the typical average for this route.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 56m, compared with 6h 10m via Salt Lake City (SLC) and 6h 23m via Denver Intl (DEN).

Sacramento is 2 hours behind St. Louis (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Sacramento Intl Airport (SMF) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Thrifty
• Dollar
• Budget
• Hertz
• Payless

Round-trip flights from St. Louis to Sacramento range from $338 to $595, with an average of $450 over the past 12 months. Anything below $338 counts as a good deal.