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Cheap flights from San Francisco to St. Louis (SFO - STL) from $78

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 6/11. 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
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from San Francisco to Lambert-St Louis are usually found in February or April, booked 58 days in advance, depart on a Tuesday or Wednesday 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 May 16, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$320

One-way from

$162
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 13% 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 40% 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 77% 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 $288. For sooner than that we have options available in the next 3 days from $488.

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.

When is the cheapest time to fly from San Francisco to St. Louis (SFO - STL)?

It’s optimal to fly from San Francisco to St. Louis in the evening. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.

Cheap Frontier flights from San Francisco to St. Louis

Explore cheap flight options specifically provided by Frontier for the route between San Francisco and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Find some of the cheapest Frontier flights traveling from San Francisco to St. Louis. Deals update often to give you more flight options matching your criteria
Tue 5/2812:59 amSFO - STL
1 stop6h 37mFrontier
Tue 6/42:12 pmSTL - SFO
1 stop9h 50mFrontier
Deal found 5/15$139
Mon 5/2712:59 amSFO - STL
1 stop10h 10mFrontier
Tue 6/47:23 pmSTL - SFO
1 stop7h 18mFrontier
Deal found 5/16$140
Sat 6/16:34 pmSFO - STL
1 stop13h 39mFrontier
Tue 6/47:23 pmSTL - SFO
1 stop28h 43mFrontier
Deal found 5/15$141
Tue 5/2812:07 pmSFO - STL
1 stop20h 06mFrontier
Tue 6/47:23 pmSTL - SFO
1 stop7h 18mFrontier
Deal found 5/16$146
Sun 6/212:59 amSFO - STL
1 stop6h 37mFrontier
Tue 6/42:12 pmSTL - SFO
1 stop9h 50mFrontier
Deal found 5/15$155
Sat 6/16:34 pmSFO - STL
1 stop13h 39mFrontier
Mon 6/37:23 pmSTL - SFO
1 stop28h 39mFrontier
Deal found 5/15$157
Mon 6/36:44 pmSFO - STL
1 stop13h 29mFrontier
Tue 6/47:23 pmSTL - SFO
1 stop7h 18mFrontier
Deal found 5/15$161
Sat 6/16:34 pmSFO - STL
1 stop13h 39mFrontier
Mon 6/38:04 pmSTL - SFO
2 stops15h 03mFrontier
Deal found 5/15$163
Tue 6/1112:59 amSFO - STL
1 stop6h 30mFrontier
Fri 6/215:36 pmSTL - SFO
2 stops17h 50mFrontier
Deal found 5/14$168

Cheap Alaska Airlines flights from San Francisco to St. Louis

Explore cheap flight options specifically provided by Alaska Airlines for the route between San Francisco and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Browse through some of the cheapest Alaska Airlines flights traveling from San Francisco to St. Louis. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Wed 10/304:30 pmSFO - STL
1 stop29h 29mAlaska Airlines
Mon 11/47:00 amSTL - SFO
1 stop10h 48mAlaska Airlines
Deal found 5/15$336
Wed 5/298:10 amSFO - STL
2 stops13h 49mAlaska Airlines
Tue 6/47:00 amSTL - SFO
1 stop8h 44mAlaska Airlines
Deal found 5/15$362
Mon 6/37:00 amSFO - STL
1 stop9h 41mAlaska Airlines
Wed 6/52:36 pmSTL - SFO
2 stops18h 53mAlaska Airlines
Deal found 5/15$412
Thu 9/262:45 pmSFO - STL
1 stop7h 14mAlaska Airlines
Fri 10/42:25 pmSTL - SFO
2 stops21h 02mAlaska Airlines
Deal found 5/15$415
Fri 5/247:55 pmSFO - STL
2 stops20h 46mAlaska Airlines
Mon 5/277:00 amSTL - SFO
2 stops16h 35mAlaska Airlines
Deal found 5/16$761
Tue 5/218:00 amSFO - STL
2 stops13h 59mAlaska Airlines
Wed 5/227:00 amSTL - SFO
2 stops11h 58mAlaska Airlines
Deal found 5/15$771
Fri 5/247:55 pmSFO - STL
2 stops20h 46mAlaska Airlines
Mon 5/272:36 pmSTL - SFO
2 stops20h 16mAlaska Airlines
Deal found 5/14$864

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

Find cheap flight options from San Francisco to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
The lowest fares we've come across on flights traveling from San Francisco to St. Louis in May and June 2024. Check back soon for alternative fares.
Thu 6/1312:09 amSFO - STL
1 stop10h 49mFrontier
Tue 6/187:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 5/15$224
Sat 6/2210:35 amSFO - STL
1 stop7h 25mFrontier
Mon 7/112:05 pmSTL - SFO
1 stop14h 39mFrontier
Deal found 5/15$227
Mon 6/1012:59 amSFO - STL
1 stop11h 48mFrontier
Mon 6/247:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 5/15$228
Thu 5/3012:59 amSFO - STL
1 stop6h 37mFrontier
Mon 6/38:04 pmSTL - SFO
2 stops15h 03mFrontier
Deal found 5/16$229
Wed 6/197:09 pmSFO - STL
1 stop13h 33mFrontier
Thu 7/43:32 pmSTL - SFO
1 stop18h 41mFrontier
Deal found 5/15$232
Thu 6/209:32 pmSFO - STL
1 stop11h 10mFrontier
Mon 7/112:05 pmSTL - SFO
1 stop14h 39mFrontier
Deal found 5/15$233
Thu 6/1312:09 amSFO - STL
1 stop10h 49mFrontier
Fri 6/215:36 pmSTL - SFO
2 stops17h 50mFrontier
Deal found 5/15$234
Fri 6/2112:59 amSFO - STL
1 stop6h 30mFrontier
Wed 7/312:05 pmSTL - SFO
1 stop14h 35mFrontier
Deal found 5/15$236
Mon 5/2012:59 amSFO - STL
1 stop10h 10mFrontier
Wed 5/227:23 pmSTL - SFO
1 stop7h 18mFrontier
Deal found 5/15$237

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 2,637,452 searches. Data last updated May 16, 2024.
The lowest fares we've come across on flights traveling from San Francisco to St. Louis in May and June 2024. Check back soon for alternative fares.
Thu 7/1112:59 amSFO - STL
1 stop6h 26mFrontier
Sun 7/141:38 pmSTL - SFO
1 stop20h 35mFrontier
Deal found 5/15$223
Thu 6/1312:09 amSFO - STL
1 stop10h 49mFrontier
Tue 6/187:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 5/15$224
Sun 7/1412:59 amSFO - STL
1 stop6h 26mFrontier
Thu 7/258:57 pmSTL - SFO
1 stop29h 02mFrontier
Deal found 5/16$226
Sat 6/2210:35 amSFO - STL
1 stop7h 25mFrontier
Mon 7/112:05 pmSTL - SFO
1 stop14h 39mFrontier
Deal found 5/15$227
Mon 6/1012:59 amSFO - STL
1 stop11h 48mFrontier
Mon 6/247:29 pmSTL - SFO
1 stop7h 15mFrontier
Deal found 5/15$228
Thu 5/3012:59 amSFO - STL
1 stop6h 37mFrontier
Mon 6/38:04 pmSTL - SFO
2 stops15h 03mFrontier
Deal found 5/16$229
Mon 7/157:17 pmSFO - STL
1 stop17h 30mFrontier
Thu 7/258:57 pmSTL - SFO
1 stop13h 16mFrontier
Deal found 5/16$230
Wed 6/197:09 pmSFO - STL
1 stop13h 33mFrontier
Thu 7/43:32 pmSTL - SFO
1 stop18h 41mFrontier
Deal found 5/15$232
Thu 6/209:32 pmSFO - STL
1 stop11h 10mFrontier
Mon 7/112:05 pmSTL - SFO
1 stop14h 39mFrontier
Deal found 5/15$233

Non-stop flights to St. Louis from San Francisco

Discover non-stop flight options from San Francisco to St. Louis. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
If you're seeking options on non-stop flights from San Francisco to St. Louis, check out these fares. Select from other flights from San Francisco to St. Louis by using the search form above.
Wed 8/216:35 pmSFO - STL
Nonstop3h 52mUnited Airlines
Sat 8/247:15 amSTL - SFO
Nonstop4h 25mUnited Airlines
Deal found 5/15$339
Fri 9/136:35 pmSFO - STL
Nonstop3h 52mUnited Airlines
Tue 9/177:15 amSTL - SFO
Nonstop4h 25mUnited Airlines
Deal found 5/16$409
Thu 9/2611:15 amSFO - STL
Nonstop3h 53mUnited Airlines
Fri 10/46:05 pmSTL - SFO
Nonstop4h 25mUnited Airlines
Deal found 5/15$663
Tue 10/156:38 pmSFO - STL
Nonstop3h 52mUnited Airlines
Mon 10/217:15 amSTL - SFO
Nonstop4h 25mUnited Airlines
Deal found 5/15$797

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 2,637,452 searches. Data last updated May 16, 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.
Tue 5/2112:07 pmSFO - STL
1 stop7h 32mFrontier
Wed 5/227:23 pmSTL - SFO
1 stop7h 18mFrontier
Deal found 5/15$217
Thu 5/2310:07 amSFO - STL
1 stop22h 06mFrontier
Thu 5/307:23 pmSTL - SFO
1 stop28h 44mFrontier
Deal found 5/15$252
Wed 5/2212:59 amSFO - STL
1 stop19h 07mFrontier
Thu 5/307:23 pmSTL - SFO
1 stop28h 44mFrontier
Deal found 5/15$262
Thu 5/2310:07 amSFO - STL
1 stop22h 06mFrontier
Mon 5/277:23 pmSTL - SFO
1 stop19h 03mFrontier
Deal found 5/14$269
Thu 5/2310:07 amSFO - STL
1 stop22h 06mFrontier
Mon 5/278:04 pmSTL - SFO
2 stops15h 03mFrontier
Deal found 5/14$304
Sat 5/259:51 pmSFO - STL
1 stop10h 02mAmerican Airlines
Mon 5/279:51 amSTL - SFO
1 stop8h 36mAmerican Airlines
Deal found 5/15$334
Fri 5/2412:59 amSFO - STL
1 stop6h 26mFrontier
Mon 5/278:04 pmSTL - SFO
1 stop12h 55mFrontier
Deal found 5/15$343
Wed 5/2212:59 amSFO - STL
1 stop19h 07mFrontier
Mon 5/277:23 pmSTL - SFO
1 stop28h 39mFrontier
Deal found 5/14$347
Thu 5/2310:07 amSFO - STL
1 stop22h 06mFrontier
Mon 5/278:04 pmSTL - SFO
1 stop12h 55mFrontier
Deal found 5/16$348

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 2,637,452 searches. Data last updated May 16, 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 6/1112:59 amSFO - STL
1 stop6h 30mFrontier
Deal found 5/15$78
Sat 6/16:34 pmSFO - STL
1 stop13h 39mFrontier
Deal found 5/16$80
Wed 6/1210:30 amSFO - STL
1 stop9h 37mFrontier
Deal found 5/15$84
Sat 6/2210:35 amSFO - STL
1 stop7h 25mFrontier
Deal found 5/15$85
Sat 6/158:36 pmSFO - STL
1 stop12h 06mFrontier
Deal found 5/14$89
Mon 6/106:08 pmSFO - STL
1 stop14h 34mFrontier
Deal found 5/16$95
Mon 8/1212:58 amSFO - STL
1 stop8h 52mFrontier
Deal found 5/15$97
Fri 6/710:35 amSFO - STL
1 stop9h 24mFrontier
Deal found 5/14$100
Thu 5/2310:07 amSFO - STL
1 stop22h 06mFrontier
Deal found 5/15$101

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$139 - $349

Route

Depart

Return

Price

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Tue 5/28

1 stop6h 37m

Lambert-St Louis

Tue 6/4

1 stop9h 50m

$139

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Mon 5/27

1 stop10h 10m

Lambert-St Louis

Tue 6/4

1 stop7h 18m

$140

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Sat 6/1

1 stop13h 39m

Lambert-St Louis

Tue 6/4

1 stop28h 43m

$141

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Tue 5/28

1 stop20h 06m

Lambert-St Louis

Tue 6/4

1 stop7h 18m

$146

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Sun 6/2

1 stop6h 37m

Lambert-St Louis

Tue 6/4

1 stop9h 50m

$155

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Sat 6/1

1 stop13h 39m

Lambert-St Louis

Mon 6/3

1 stop28h 39m

$157

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Wed 6/19

1 stop20h 34m

Lambert-St Louis

Sun 6/30

1 stop16h 22m

$243

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Wed 10/30

1 stop29h 29m

Lambert-St Louis

Mon 11/4

1 stop10h 48m

$336

San FranciscoLambert-St Louis

SFO - STL

SFOSTL

San Francisco

Fri 9/13

1 stop8h 37m

Lambert-St Louis

Tue 9/17

Nonstop4h 25m

$349

Flights are sorted by cheapest first

Deals found on 5/15

When is the best time to 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 May 10, 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

When is the cheapest time 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 May 12, 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

Average price of flights to St. Louis by month

Plan your trip from San Francisco to St. Louis by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to St. Louis is currently $90 while a round-trip flight costs $201. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from San Francisco to St. Louis (average of $320). Flying from San Francisco to St. Louis in July is currently the most expensive (average of $369). 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.

January

$326

February

$331

March

$357

April

$337

May

$342

June

$366

July

$369

August

$336

September

$320

October

$324

November

$336

December

$326

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

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 May 16, 2024.
To help decide which airline to fly from San Francisco to St. Louis, see what other customers have to say about Frontier, Alaska Airlines and United 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
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

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

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

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

WestJet
7.5
Good
2,919 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

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

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Crew

8.6

Entertainment

7.3

Overall

8.1

Comfort

7.9

Boarding

8.2

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 $139, but on average you can expect to pay $165.

  • Are there nonstop flights from San Francisco to St. Louis for under $400 on Cheapflights?

    Cheapflights has at least 4 direct flights from San Francisco to St. Louis under $400. A good price for a nonstop flight from San Francisco to St. Louis is less than $552.

  • 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 is the cheapest airline to fly from San Francisco to St. Louis round-trip?

    Currently priced at $139, 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. Users have found that Frontier is 66% 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 $78 on Frontier. Other airlines that offer cheap prices include American Airlines from $111 and Sun Country Air from $153 one-way.

  • 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 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 $43.

  • 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 5/16.

See more FAQs

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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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$149Average$238FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$237Average$355FlexibilityNo cancel feeOn-time65%
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American AirlinesCheapest$257Average$458FlexibilityNo cancel feeOn-time71%
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Alaska AirlinesCheapest$284Average$546FlexibilityNo cancel feeOn-time75%
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DeltaCheapest$287Average$443FlexibilityNo cancel feeOn-timeN/A
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United AirlinesCheapest$316Average$507FlexibilityNo cancel feeOn-time69%
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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.
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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 May 16, 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
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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 May 16, 2024.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to St. Louis?

Deals for San Francisco to St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to St. Louis?

Cheapflights simply makes it quick and affordable to book flights from San Francisco to St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from San Francisco to St. Louis with no change fees?

Need flexible booking options for your flight to St. Louis from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to St. Louis become cheaper?

Of course! You can now track prices for flights from San Francisco to St. Louis and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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