SMF - STL

$88 Find Cheap Flights from Sacramento to St. Louis - Compare and Save

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Everything you should know

Cheapest round-trip
$224
Typical prices: $359-$575
Frontier
Mon 1/8Thu 1/18
SMF - STL • 1 stop
Cheapest non-stop
$397
Typical prices: $553-$686
Southwest
Thu 2/22Sun 2/25
SMF - STL • Non-stop
Nonstop flights
You can fly direct with Southwest. Average duration is 3h 35m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 52% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 17% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $301 (round-trip)
Shortest trip • 6h 15m (one-way)
Insights
Insights
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We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Sacramento to St. Louis (SMF-STL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sacramento to St. Louis

Fri, Jan 8 - Mon, Jan 18
Frontier Logo
12:11 pm - 10:30 amSMF  Sacramento Intl-STL Lambert-St Louis
20h 19m1 stop Denver Intl
Frontier Logo
7:02 pm - 10:21 amSTL  Lambert-St Louis-SMF Sacramento Intl
17h 19m2 stops Denver Intl Los Angeles
$224Frontier
Mon, Nov 30 - Mon, Dec 7
Frontier Logo
5:11 pm - 11:06 amSMF  Sacramento Intl-STL Lambert-St Louis
39h 55m2 stops Los Angeles Denver Intl
Frontier Logo
7:54 pm - 11:35 amSTL  Lambert-St Louis-SMF Sacramento Intl
17h 41m1 stop Denver Intl
$241Frontier
Tue, Dec 1 - Thu, Dec 3
United Airlines Logo
1:18 pm - 10:30 pmSMF  Sacramento Intl-STL Lambert-St Louis
7h 12m1 stop Houston George Bush Intcntl
United Airlines Logo
8:17 am - 1:28 pmSTL  Lambert-St Louis-SMF Sacramento Intl
7h 11m1 stop San Francisco
$357United Airlines
Fri, Nov 27 - Fri, Dec 4
Delta Logo
6:15 am - 2:41 pmSMF  Sacramento Intl-STL Lambert-St Louis
6h 26m1 stop Minneapolis St Paul
Delta Logo
3:32 pm - 11:51 pmSTL  Lambert-St Louis-SMF Sacramento Intl
10h 19m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$373Delta
Sat, Jan 9 - Tue, Jan 19
Delta Logo
11:43 am - 11:25 pmSMF  Sacramento Intl-STL Lambert-St Louis
9h 42m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
6:10 am - 5:36 pmSTL  Lambert-St Louis-SMF Sacramento Intl
13h 26m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$378Delta
Sat, Nov 21 - Sun, Nov 22
Southwest Logo
5:15 pm - 12:55 amSMF  Sacramento Intl-STL Lambert-St Louis
5h 40m1 stop Los Angeles
Southwest Logo
8:25 am - 12:15 pmSTL  Lambert-St Louis-SMF Sacramento Intl
5h 50m1 stop Las Vegas Harry Reid Intl
$381Southwest
Sat, Jan 9 - Tue, Jan 19
American Airlines Logo
1:06 pm - 11:55 pmSMF  Sacramento Intl-STL Lambert-St Louis
8h 49m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
2:28 pm - 7:48 pmSTL  Lambert-St Louis-SMF Sacramento Intl
7h 20m1 stop Phoenix Sky Harbor Intl
$383American Airlines
Wed, Dec 23 - Wed, Jan 6
American Airlines Logo
2:50 pm - 12:16 amSMF  Sacramento Intl-STL Lambert-St Louis
7h 26m1 stop Dallas/Fort Worth
American Airlines Logo
2:28 pm - 7:48 pmSTL  Lambert-St Louis-SMF Sacramento Intl
7h 20m1 stop Phoenix Sky Harbor Intl
$383American Airlines
Fri, Nov 27 - Fri, Dec 4
Southwest Logo
7:25 am - 3:20 pmSMF  Sacramento Intl-STL Lambert-St Louis
5h 55m1 stop Las Vegas Harry Reid Intl
Southwest Logo
8:25 am - 10:40 amSTL  Lambert-St Louis-SMF Sacramento Intl
4h 15mnonstop
$385Southwest
Thu, Feb 11 - Mon, Feb 15
United Airlines Logo
5:00 am - 1:13 pmSMF  Sacramento Intl-STL Lambert-St Louis
6h 13m1 stop Denver Intl
United Airlines Logo
2:45 pm - 9:15 pmSTL  Lambert-St Louis-SMF Sacramento Intl
8h 30m1 stop Denver Intl
$407United Airlines
Booking Insights

Price, demand and travel trends for Sacramento to St. Louis flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Sacramento to St. Louis?

Round-trip flights from Sacramento to St. Louis typically range from $359 to $575. The lowest price found in the past 5 days was $224, on Frontier.

What's the cheapest day of the week to fly from Sacramento to St. Louis?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Sacramento to St. Louis. It’s 9% cheaper than the average day, while Thursday is the most expensive, with prices 12% higher.

What’s the cheapest month to fly from Sacramento to St. Louis?

•February is the cheapest month to fly from Sacramento to St. Louis at $376 round-trip.
•November ($669) and March ($573) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 77% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sacramento to St. Louis the cheapest?

Flights from Sacramento to St. Louis are cheapest 25 weeks before departure. Booking in this window typically costs about 52% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Sacramento to St. Louis

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on STL

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Bill Fink

Bill Fink

Expert on SMF

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Key details for Sacramento to St. Louis flights

Low season

December

Cheapest flight

$88
Beat the crowds with an average 38% drop in travelers.
The most popular month to fly with an average 89% increase in travelers.
One-way flight from Sacramento to St. Louis

When to book flights from Sacramento to St. Louis

Are your dates flexible? Find out the best times to travel from Sacramento to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Sacramento to St. Louis flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Sacramento to St. Louis?

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

    • Earliest: departs at 5:15 am and lands at 8:50 am
    • Latest: departs at 1:40 pm and lands at 5:15 pm.

    The flight takes about 3h 35m.

  • What cabin classes can I book on flights from Sacramento to St. Louis?

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

    • Economy Class
    • First Class

  • How long is a flight from Sacramento to St. Louis?

    A nonstop flight from Sacramento to St. Louis takes 3h 35m, covering 1,673 miles.

  • Do I need a passport to fly from Sacramento to St. Louis?

    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.

  • How much should I expect to pay for a Sacramento to St. Louis flight?

    Round-trip flights from Sacramento to St. Louis range from $359 to $575, with an average of $454 over the past 12 months. Anything below $359 counts as a good deal.

  • How expensive are last-minute Sacramento to St. Louis flights?

    Last-minute fares on this route (booked within two weeks of departure) run 7% above the $454 route average. Book 25 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Sacramento to St. Louis?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $301 round-trip via Las Vegas Harry Reid Intl (LAS), compared to $618 for nonstop.

  • What is the standard checked-bag allowance on flights from Sacramento to St. Louis?

    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.

  • Which aircraft model is used most often on flights from Sacramento to St. Louis?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest and United Airlines. Other aircraft seen on the route include Boeing 737 MAX 9 variants.

  • Have flight prices from Sacramento to St. Louis changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $224 to $1,645. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Sacramento to St. Louis looking right now?

    One-way fares from Sacramento to St. Louis are currently lower than usual. Average one-way flight prices are about $212, which is 10% below the typical average for this route.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates averaging $78 for economy cars. Top options include:

    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

  • Which airports can I use when flying from Sacramento to St. Louis?

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

  • Which airports do connecting flights from Sacramento to St. Louis pass through?

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

    • Denver Intl (DEN) - 56% of one-stop connections
    • Salt Lake City (SLC) - 18% of one-stop connections
    • Dallas/Fort Worth (DFW) - 8% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Sacramento to St. Louis?

    Yes. Flexible dates can save you up to 19% on flights from Sacramento to St. Louis. Tuesday is the cheapest departure day at $417 round-trip on average, while Thursday is the most expensive at $512, a difference of $95.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Sacramento to St. Louis?

    Only Southwest operates flights between Sacramento and St. Louis.

  • How much time can I save by choosing a different layover airport from Sacramento to St. Louis?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 6h 15m, compared with 6h 21m via Phoenix Sky Harbor Intl (PHX) and 7h 01m via Denver Intl (DEN).

  • What is the time difference between Sacramento and St. Louis?

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

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Sacramento to St. Louis flights?

    Among airlines operating Sacramento to St. Louis flights:

    • Southwest: offers free seat selection

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

  • Which airlines include bags at no extra cost on Sacramento to St. Louis flights?

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

    • Southwest: a cabin bag in Economy Class class

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

  • Does Sacramento International Airport have any attraction amenities?

    Sacramento International Airport (SMF) does have an art program called the Sacramento Metropolitan Arts Commission's Airport Arts Program. This program features various exhibitions and installations throughout the airport terminals and concourses. The art program at SMF aims to enhance the overall passenger experience by showcasing a diverse range of artwork created by local, regional, and national artists. The exhibitions typically include paintings, sculptures, photographs, and other forms of visual art.

  • How do I get to Sacramento International Airport?

    If you want a quick and smooth ride to Sacramento International Airport (SMF), you have several transportation options. You can reach the airport by car via Interstate 5 or Interstate 80, following the signs for the airport. Additionally, you can take public transportation such as buses like Yolobus Airport Express Route 42A or light rail. Taxis, ride-sharing services, and airport shuttles are also available for transportation to SMF.

  • What is the carry-on luggage policy on flights from SMF to STL?

    The specific carry-on luggage policy for flights from Sacramento International Airport (SMF) to St. Louis Lambert International Airport (STL) can vary depending on the airline you are flying with. Spirit Airlines has specific carry-on luggage policies. They allow one personal item, like a small backpack, or a purse at no extra fee. However, they charge for larger carry-on bags that exceed the dimensions of 22 x 18 x 10 inches (including handles and wheels).

  • What travel options are available from STL airport to the city center?

    From St. Louis Lambert International Airport (STL), you have several transportation options to reach the city center. The most common options include taxis, ride-sharing services, and airport shuttles. Additionally, public transportation options like MetroLink light rail and bus services are available. Rental cars are also available at the airport if you prefer to drive yourself. With a taxi, you can take approximately 20-30 minutes while MetroLink rail takes about 30-40 minutes to the city center.

Your guide to booking Sacramento to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $417, about $95 less than Thursday fares (19% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 52% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sacramento to St. Louis trip for February. Fares historically average $376 round-trip in that month - typically $293 less than the most expensive month, which is November (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages $301 round-trip on this route - about $318 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.

    • Renaissance St. Louis Airport Hotel
    • Drury Inn & Suites St. Louis Airport
    • DoubleTree by Hilton St. Louis Airport
  • United Airlines operating between Sacramento and St Louis does offer special dietary meals to accommodate passengers with specific dietary requirements or preferences. Some examples of special dietary meals offered by United Airlines include vegetarian, vegan, gluten-free, kosher, and low-sodium meals, among others.
  • American Airlines flights between Sacramento and St Louis offer multiple classes of seats on their flights, including Economy Class, Premium Economy Class, Business Class, and First Class. Note that these class seats offer different services and amenities.
  • Southwest Airlines operating between Sacramento and St Louis generally offers complimentary snacks and non-alcoholic beverages on their flights. The airline also offers entertainment services including movies, TV shows, and games to keep passengers entertained on their flights.
  • United Airlines operating between Sacramento and ST Louis has taken several initiatives to promote sustainability. They have pledged to lower greenhouse gas emissions, invest in environmentally friendly aviation fuel, use fuel-efficient vehicles, and encourage recycling and waste minimization. To further sustainability activities, they also emphasize community involvement and environmental alliances.
  • Onboard accessibility services are available on Frontier Airlines from Sacramento to St Louis. Passengers with special needs or disabilities are accommodated as much as possible. Assistance with boarding, disembarking from the plane, and navigating the cabin are just a few of these services.

Prefer to fly direct from Sacramento to St. Louis?

 
Find which airlines fly direct from Sacramento Intl Airport to Lambert-St Louis Airport, which days they fly and book direct flights.

Direct departures

Sacramento Intl to Lambert-St Louis

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

Direct returns

Lambert-St Louis to Sacramento Intl

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

More options for your flight from Sacramento to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental