How does KAYAK find such low prices on flights from Missouri to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to San Francisco. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$89 CHEAP FLIGHTS from Missouri to San Francisco

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Cheap Flights from Missouri to San Francisco

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to San Francisco

KAYAK's recommended round-trip deals from the most popular airlines that fly from Missouri to San Francisco.

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

5:45 pm - 10:28 amSTL-SFO

18h 43m1 stop

8:45 pm - 11:52 pmSFO-STL

25h 07m1 stop

$188Frontier

Find Deal

Wed, May 21 - Sat, May 24

5:45 pm - 1:15 pmSTL-SFO

21h 30m1 stop

9:59 pm - 12:06 amSFO-STL

24h 07m1 stop

$191Frontier

Find Deal

Sat, May 10 - Sat, May 17

7:59 pm - 9:12 amMCI-SFO

15h 13m1 stop

2:40 pm - 11:57 pmSFO-MCI

7h 17m1 stop

$236Alaska Airlines

Find Deal

Thu, Oct 2 - Tue, Oct 7

6:20 pm - 11:53 pmMCI-SFO

7h 33m1 stop

5:15 pm - 12:21 amSFO-MCI

5h 06m1 stop

$237Delta

Find Deal

Thu, Sep 11 - Wed, Sep 17

4:55 pm - 11:44 pmMCI-SFO

8h 49m1 stop

6:00 am - 2:42 pmSFO-MCI

6h 42m1 stop

$257Alaska Airlines

Find Deal

Tue, Sep 9 - Thu, Sep 18

6:20 pm - 11:53 pmMCI-SFO

7h 33m1 stop

5:15 pm - 12:21 amSFO-MCI

5h 06m1 stop

$258Delta

Find Deal

Mon, Sep 15 - Wed, Sep 17

5:05 pm - 10:25 pmMCI-SFO

7h 20m1 stop

5:15 am - 2:55 pmSFO-MCI

7h 40m2 stops

$302Southwest

Find Deal

Wed, Sep 17 - Wed, Sep 24

5:07 pm - 10:49 pmMCI-SFO

7h 42m1 stop

6:37 am - 7:06 pmSFO-MCI

10h 29m1 stop

$308

Find Deal

Thu, Jun 5 - Mon, Jun 9

2:52 pm - 9:31 pmSTL-SFO

8h 39m1 stop

11:59 pm - 11:36 amSFO-STL

9h 37m1 stop

$313

Find Deal

Sat, Jun 21 - Thu, Jun 26

3:05 pm - 9:25 pmMCI-SFO

8h 20m2 stops

5:15 am - 3:35 pmSFO-MCI

8h 20m2 stops

$325Southwest

Find Deal

Wed, Sep 17 - Wed, Sep 24

Useful Info

Low season	January
High season	May
Cheapest flight	$89

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly and prices are also 1% lower on average.

Flight from St. Louis to San Francisco

How does KAYAK find such low prices on flights from Missouri to San Francisco?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to San Francisco?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to San Francisco?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Newark

Glen Ellen

Everything you need to know for your flight to San Francisco

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

SFO

$89 Find Cheap Flights from Missouri to San Francisco

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

Cheap Flights from Missouri to San Francisco

Recent round-trip flight deals from Missouri to San Francisco

Recent one-way flight deals from Missouri to San Francisco

Recent last minute flight deals from Missouri to San Francisco

Recent direct flight deals from Missouri to San Francisco

Good to know

FAQs for booking flights from Missouri to San Francisco

How does KAYAK find such low prices on flights from Missouri to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to San Francisco.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Missouri

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

Flights to other popular destinations

Flights from domestic origins to San Francisco

Choose which airport to fly into in San Francisco

Find deals for your return flight