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Cheap flights from San Francisco to St. Louis (SFO - STL) from $68

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — STL
Jun 18 — Jun 251
From?
To?
Tue 6/18
Tue 6/25
1 adult, Economy
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The best prices from San Francisco to Lambert-St Louis are usually found in February or May, booked 58 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from San Francisco to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 13, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$318

One-way from

$134
High demand for flights, 12% potential price rise
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Best time to find cheap flights, 12% potential price drop
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From San Francisco to Lambert-St Louis
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One-way flight from San Francisco to Lambert-St Louis
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What is the cheapest day to fly round-trip from San Francisco to St. Louis?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 29% when planning your travel around this day of the week.

How far in advance should I book a flight from San Francisco to St. Louis?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 59 days in advance, which can save you up to 79% on flights from San Francisco to St. Louis compared to booking the week you need them. Waiting 59 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $267. For sooner than that we have options available in the next 3 days from $495.

What is the cheapest month to fly from San Francisco to St. Louis?

Flights from San Francisco to St. Louis lean towards being more expensive in July. Prices are generally better when you fly from San Francisco to St. Louis in February, with the cheapest ticket starting at $160.

What is the cheapest time of day to fly from SFO to STL?

It’s optimal to fly from San Francisco to St. Louis in the evening. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.

Cheap San Francisco to St. Louis flights in June & July 2024

Find cheap flight options from San Francisco to St. Louis specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on June 13, 2024.
The lowest fares we've come across on flights traveling from San Francisco to St. Louis in June and July 2024. Check back soon for alternative fares.
Sun 7/287:53 amSFO - STL
1 stop23h 32mFrontier
Sat 8/35:38 pmSTL - SFO
1 stop9h 06mFrontier
Deal found 6/12$182
Tue 7/1612:58 amSFO - STL
1 stop6h 27mFrontier
Tue 7/2310:32 pmSTL - SFO
1 stop28h 12mFrontier
Deal found 6/13$188
Thu 7/2512:14 amSFO - STL
1 stop11h 18mFrontier
Mon 7/297:51 pmSTL - SFO
1 stop13h 16mFrontier
Deal found 6/12$194
Wed 7/1012:59 amSFO - STL
1 stop16h 58mFrontier
Fri 7/192:22 pmSTL - SFO
1 stop10h 38mFrontier
Deal found 6/12$197
Thu 7/49:32 pmSFO - STL
1 stop11h 50mFrontier
Mon 7/812:23 pmSTL - SFO
1 stop27h 50mFrontier
Deal found 6/13$199
Tue 7/28:25 pmSFO - STL
1 stop12h 49mFrontier
Sat 7/135:38 pmSTL - SFO
1 stop9h 06mFrontier
Deal found 6/11$200
Wed 7/1012:59 amSFO - STL
1 stop16h 58mFrontier
Thu 7/189:44 pmSTL - SFO
1 stop29h 00mFrontier
Deal found 6/12$202
Wed 7/312:17 pmSFO - STL
1 stop20h 57mFrontier
Sat 7/135:38 pmSTL - SFO
1 stop9h 06mFrontier
Deal found 6/11$203
Thu 7/1112:59 amSFO - STL
1 stop6h 26mFrontier
Thu 7/189:44 pmSTL - SFO
1 stop29h 00mFrontier
Deal found 6/12$204

San Francisco to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
The lowest fares we've come across on flights traveling from San Francisco to St. Louis in June and July 2024. Check back soon for alternative fares.
Sun 9/86:18 pmSFO - STL
1 stop14h 00mFrontier
Wed 9/118:00 pmSTL - SFO
1 stop5h 58mFrontier
Deal found 6/11$132
Mon 9/912:58 amSFO - STL
1 stop8h 52mFrontier
Thu 9/127:29 pmSTL - SFO
1 stop7h 59mFrontier
Deal found 6/12$140
Tue 9/1012:24 pmSFO - STL
1 stop19h 54mFrontier
Thu 9/127:29 pmSTL - SFO
1 stop7h 59mFrontier
Deal found 6/12$150
Thu 8/812:14 amSFO - STL
1 stop11h 18mFrontier
Fri 8/167:29 pmSTL - SFO
1 stop7h 30mFrontier
Deal found 6/12$159
Thu 8/19:15 pmSFO - STL
1 stop12h 31mFrontier
Tue 8/610:59 pmSTL - SFO
1 stop11h 14mFrontier
Deal found 6/12$178
Sun 7/287:53 amSFO - STL
1 stop23h 32mFrontier
Sat 8/35:38 pmSTL - SFO
1 stop9h 06mFrontier
Deal found 6/12$182
Tue 7/1612:58 amSFO - STL
1 stop6h 27mFrontier
Tue 7/2310:32 pmSTL - SFO
1 stop28h 12mFrontier
Deal found 6/13$188
Thu 8/89:15 pmSFO - STL
1 stop12h 31mFrontier
Sun 8/1110:32 pmSTL - SFO
2 stops19h 08mFrontier
Deal found 6/12$189
Thu 7/2512:14 amSFO - STL
1 stop11h 18mFrontier
Mon 7/297:51 pmSTL - SFO
1 stop13h 16mFrontier
Deal found 6/12$194

San Francisco to St. Louis flights leaving soon

Find last-minute flight options from San Francisco to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Have a look at some of the flights available from San Francisco to St. Louis departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Mon 6/1710:17 amSFO - STL
1 stop22h 25mFrontier
Wed 6/198:02 pmSTL - SFO
1 stop12h 45mFrontier
Deal found 6/12$208
Sun 6/2310:17 amSFO - STL
1 stop22h 25mFrontier
Fri 6/285:36 pmSTL - SFO
1 stop16h 43mFrontier
Deal found 6/11$224
Mon 6/2410:17 amSFO - STL
1 stop22h 25mFrontier
Wed 6/268:02 pmSTL - SFO
1 stop12h 45mFrontier
Deal found 6/12$234
Thu 6/209:15 pmSFO - STL
1 stop12h 39mFrontier
Thu 6/277:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 6/13$244
Tue 6/2512:59 amSFO - STL
1 stop6h 30mFrontier
Fri 6/285:36 pmSTL - SFO
1 stop16h 43mFrontier
Deal found 6/12$245
Thu 6/209:15 pmSFO - STL
1 stop12h 39mFrontier
Thu 6/277:29 pmSTL - SFO
2 stops23h 19mFrontier
Deal found 6/13$248
Thu 6/209:15 pmSFO - STL
1 stop12h 39mFrontier
Mon 6/247:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 6/12$262
Tue 6/185:10 amSFO - STL
1 stop10h 10mDelta
Tue 6/256:25 pmSTL - SFO
1 stop7h 39mDelta
Deal found 6/13$268
Sun 6/1612:14 amSFO - STL
1 stop10h 44mFrontier
Wed 6/198:02 pmSTL - SFO
1 stop12h 45mFrontier
Deal found 6/12$278

One-way flights to St. Louis from San Francisco

Search for one-way flight options from San Francisco to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
If you're seeking multiple options on one-way flights from San Francisco to St. Louis, be sure to check out these deals, which are updated often. Those needing a return flight from San Francisco to St. Louis can use the search form above.
Tue 9/1012:58 amSFO - STL
1 stop6h 39mFrontier
Deal found 6/12$68
Mon 10/712:58 amSFO - STL
1 stop8h 52mFrontier
Deal found 6/12$74
Sun 8/412:04 amSFO - STL
1 stop11h 27mFrontier
Deal found 6/13$76
Wed 7/1710:33 amSFO - STL
1 stop8h 58mFrontier
Deal found 6/12$86
Tue 7/1612:03 pmSFO - STL
1 stop7h 28mFrontier
Deal found 6/12$87
Tue 8/610:33 amSFO - STL
1 stop8h 58mFrontier
Deal found 6/12$88
Tue 7/1610:33 amSFO - STL
1 stop8h 58mFrontier
Deal found 6/12$89
Fri 10/47:42 pmSFO - STL
1 stop11h 55mFrontier
Deal found 6/12$91
Wed 7/1012:59 amSFO - STL
1 stop16h 58mFrontier
Deal found 6/12$92

Find flights from San Francisco to St. Louis within your budget

Customize your flight search to find flights from San Francisco to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$132 - $381

Route

Depart

Return

Price

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Sun 9/8

1 stop14h 00m

Lambert-St Louis

Wed 9/11

1 stop5h 58m

$132

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Mon 9/9

1 stop8h 52m

Lambert-St Louis

Thu 9/12

1 stop7h 59m

$140

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Tue 9/10

1 stop19h 54m

Lambert-St Louis

Thu 9/12

1 stop7h 59m

$150

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Thu 8/8

1 stop11h 18m

Lambert-St Louis

Fri 8/16

1 stop7h 30m

$159

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Thu 7/4

1 stop9h 40m

Lambert-St Louis

Fri 7/5

1 stop10h 15m

$237

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Thu 8/8

1 stop12h 31m

Lambert-St Louis

Sun 8/11

1 stop16h 03m

$247

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Wed 7/31

1 stop7h 52m

Lambert-St Louis

Tue 8/6

1 stop7h 31m

$252

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Tue 9/10

Nonstop3h 53m

Lambert-St Louis

Thu 9/12

Nonstop4h 25m

$288

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Tue 9/10

2 stops11h 45m

Lambert-St Louis

Thu 9/12

1 stop9h 32m

$381

Flights are sorted by cheapest first

Deals found on 6/11

How far ahead should I book a flight from San Francisco to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to St. Louis. Price data was last updated on June 12, 2024.
To ensure you get the cheapest price possible for a flight from San Francisco to St. Louis, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from San Francisco to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to St. Louis. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to St. Louis flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San Francisco to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated June 13, 2024.
To help decide which airline to fly from San Francisco to St. Louis, see what other customers have to say about United Airlines, Frontier and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,272 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,000 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.5
Good
2,824 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Crew

8.6

Boarding

8.2

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from San Francisco to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from San Francisco to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $132, but on average you can expect to pay $188.

  • Are there nonstop flights from San Francisco to St. Louis for under $300 on Cheapflights?

    Cheapflights has at least 9 direct flights from San Francisco to St. Louis under $300. A good price for a nonstop flight from San Francisco to St. Louis is less than $388.

  • Are there last-minute flights available from San Francisco to St. Louis for under $300?

    There are currently 20+ open flights from San Francisco to St. Louis within the next 7 days for less than $300.

  • What are the cheapest airlines flying from San Francisco to St. Louis round-trip?

    Currently priced at $132, Frontier will fly you from San Francisco to St. Louis and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $237. Users have found that Frontier is 67% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Francisco to St. Louis one-way?

    One-way options have recently been found by users for as low as $68 on Frontier. Other airlines that offer cheap prices include American Airlines from $112 and Delta from $134 one-way.

  • What are the cheapest flights from San Francisco to St. Louis?

    On average you can expect to pay $478 for a flight from San Francisco to St. Louis. The cheapest flight overall is $409 while the most popular route, (San Francisco - Lambert-St Louis) is currently priced at $186.

  • What does SFO to STL mean?

    SFO stands for San Francisco Airport, while STL stands for Lambert-St Louis Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Where are the most common layover locations when flying from San Francisco to St. Louis?

    Flights departing from San Francisco and landing in St. Louis layover in Denver most frequently.

  • What are some popular things to do or see while on a layover in Denver?

    If you're on a layover in Denver and looking for things to do, consider visiting Coors Field, 16th Street Mall, or Civic Center Park. Those on a layover in Denver interested in visiting Coors Field, 16th Street Mall, or Civic Center Park can do so by traveling 18.4 mi, 18.7 mi, and 18.7 mi, respectively from Denver Intl. Those on a layover in Denver in need of a rental car can book one at Denver Intl for about $55.

  • Where are the least popular layover locations for San Francisco to St. Louis flights?

    San Francisco to St. Louis flights that have layovers will least frequently stop in Salt Lake City.

  • Can I find deals for flights from San Francisco to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to St. Louis that include hotel bookings?

    Yes. In addition to deals on San Francisco to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to St. Louis.

  • Can I find deals for business class flights from San Francisco to St. Louis?

    Yes. Cheapflights offers flight deals from San Francisco to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to St. Louis that allow pets onboard?

    Many airlines flying from San Francisco to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to St. Louis?

    Yes, you can often find last-minute deals on San Francisco to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to St. Louis flight deals updated?

    The San Francisco to St. Louis flight deals you see on this page were last updated on 6/13.

  • What are the most popular airlines that fly from San Francisco to St. Louis?

    The most popular airlines flying from San Francisco to St. Louis are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

  • What is the cheapest month to book a flight from San Francisco to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to St. Louis (average of $318). Flying from San Francisco to St. Louis in July is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from San Francisco to St. Louis

Discover the top 6 airlines that operate flights from San Francisco to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$151Average$238FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$237Average$355FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$267Average$446FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$284Average$546FlexibilityNo cancel feeOn-time75%
DeltaCheapest$286Average$436FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$507FlexibilityNo cancel feeOn-time69%
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Seattle to London flights
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Search flights from San Francisco to St. Louis by cabin class

Find flights from San Francisco to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from San Francisco to St. Louis

Find hourly flight availability from San Francisco to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 13, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Francisco to St. Louis

Explore weekly flight availability from San Francisco to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 13, 2024.
Sunday0daily flights
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday1daily flight

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