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Cheap flights from St. Louis to San Francisco from $160

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to San Francisco departing on 4/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:00 am - 11:43 pm
STL
-
MRY
18h 43m
2 stops
Alaska Airlines Logo
7:13 pm - 1:51 pm
MRY
-
STL
16h 38m
1 stop
$314Alaska Airlines
Mon, Mar 2 - Mon, Mar 9
Alaska Airlines Logo
7:00 am - 11:59 pm
STL
-
MRY
18h 59m
2 stops
Alaska Airlines Logo
6:00 am - 11:59 pm
MRY
-
STL
15h 59m
2 stops
$319Alaska Airlines
Wed, Apr 22 - Sat, Apr 25
American Airlines Logo
4:13 pm - 11:23 pm
STL
-
MRY
9h 10m
2 stops
American Airlines Logo
7:21 pm - 8:51 am
MRY
-
STL
11h 30m
2 stops
$320American Airlines
Mon, Mar 2 - Mon, Mar 9
Alaska Airlines Logo
7:00 am - 4:07 pm
STL
-
MRY
11h 07m
1 stop
Alaska Airlines Logo
4:44 pm - 3:50 pm
MRY
-
STL
21h 06m
1 stop
$354Alaska Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
4:30 pm - 9:25 pm
STL
-
MRY
6h 55m
1 stop
United Airlines Logo
7:00 am - 8:26 pm
MRY
-
STL
11h 26m
2 stops
$384United Airlines
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
7:41 am - 5:20 pm
STL
-
MRY
11h 39m
2 stops
United Airlines Logo
7:00 am - 8:26 pm
MRY
-
STL
11h 26m
2 stops
$390United Airlines
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
1:15 pm - 9:59 pm
STL
-
MRY
10h 44m
2 stops
United Airlines Logo
6:03 pm - 10:13 am
MRY
-
STL
14h 10m
2 stops
$400United Airlines
Tue, Feb 10 - Sat, Feb 14
United Airlines Logo
7:41 am - 6:01 pm
STL
-
MRY
12h 20m
2 stops
United Airlines Logo
7:00 pm - 10:12 am
MRY
-
STL
13h 12m
2 stops
$414United Airlines
Thu, Mar 12 - Mon, Mar 16
United Airlines Logo
7:41 am - 5:20 pm
STL
-
MRY
11h 39m
2 stops
United Airlines Logo
7:00 am - 10:14 pm
MRY
-
STL
13h 14m
3 stops
$420United Airlines
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
2:45 pm - 9:20 pm
STL
-
MRY
8h 35m
1 stop
United Airlines Logo
5:00 am - 1:16 pm
MRY
-
STL
6h 16m
1 stop
$439United Airlines
Sun, Feb 1 - Tue, Feb 10

Alaska Airlines flights from St. Louis to Monterey

Our best Alaska Airlines deals on St. Louis to Monterey flight tickets
Alaska Airlines
Mar 2
STL7:00 amLambert-St Louis
18h 43m
2 stops
MRY11:43 pmMonterey Regional
Mar 9
MRY7:13 pmMonterey Regional
16h 38m
1 stop
STL1:51 pmLambert-St Louis
$314
Alaska Airlines
Apr 22
STL7:00 amLambert-St Louis
18h 59m
2 stops
MRY11:59 pmMonterey Regional
Apr 25
MRY6:00 amMonterey Regional
15h 59m
2 stops
STL11:59 pmLambert-St Louis
$319
Alaska Airlines
Apr 22
STL7:00 amLambert-St Louis
11h 07m
1 stop
MRY4:07 pmMonterey Regional
Apr 25
MRY4:44 pmMonterey Regional
21h 06m
1 stop
STL3:50 pmLambert-St Louis
$354

American Airlines flights from St. Louis to Monterey

Our best American Airlines deals on St. Louis to Monterey flight tickets
American Airlines
Mar 2
STL4:13 pmLambert-St Louis
9h 10m
2 stops
MRY11:23 pmMonterey Regional
Mar 9
MRY7:21 pmMonterey Regional
11h 30m
2 stops
STL8:51 amLambert-St Louis
$320
American Airlines
Apr 1
STL2:31 pmLambert-St Louis
6h 20m
1 stop
MRY6:51 pmMonterey Regional
Apr 5
MRY6:01 amMonterey Regional
5h 46m
1 stop
STL1:47 pmLambert-St Louis
$499
American Airlines
Jul 15
STL7:15 amLambert-St Louis
6h 59m
1 stop
MRY12:14 pmMonterey Regional
Jul 19
MRY4:17 pmMonterey Regional
5h 36m
1 stop
STL11:53 pmLambert-St Louis
$535

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Monterey 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, momondo users made 832,500 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from St. Louis to Monterey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Mon 3/2

7:00 am-11:43 pm

2 stops18h 43m

Monterey Regional

Mon 3/9

7:13 pm-1:51 pm

1 stop16h 38m

$314

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Wed 4/22

7:00 am-11:59 pm

2 stops18h 59m

Monterey Regional

Sat 4/25

6:00 am-11:59 pm

2 stops15h 59m

$319

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Mon 3/2

4:13 pm-11:23 pm

2 stops9h 10m

Monterey Regional

Mon 3/9

7:21 pm-8:51 am

2 stops11h 30m

$320

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Wed 4/22

7:00 am-4:07 pm

1 stop11h 07m

Monterey Regional

Sat 4/25

4:44 pm-3:50 pm

1 stop21h 06m

$354

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 2/21

4:30 pm-9:25 pm

1 stop6h 55m

Monterey Regional

Wed 2/25

7:00 am-8:26 pm

2 stops11h 26m

$384

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 2/21

7:41 am-5:20 pm

2 stops11h 39m

Monterey Regional

Wed 2/25

7:00 am-8:26 pm

2 stops11h 26m

$390

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Tue 2/10

1:15 pm-9:59 pm

2 stops10h 44m

Monterey Regional

Sat 2/14

6:03 pm-10:13 am

2 stops14h 10m

$400

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Thu 3/12

7:41 am-6:01 pm

2 stops12h 20m

Monterey Regional

Mon 3/16

7:00 pm-10:12 am

2 stops13h 12m

$414

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 2/21

7:41 am-5:20 pm

2 stops11h 39m

Monterey Regional

Wed 2/25

7:00 am-10:14 pm

3 stops13h 14m

$420

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sun 2/1

2:45 pm-9:20 pm

1 stop8h 35m

Monterey Regional

Tue 2/10

5:00 am-1:16 pm

1 stop6h 16m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from St. Louis to Monterey

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Monterey?

The month of December is, on average, the cheapest month to fly to Monterey from St. Louis, with most prices found around $294. If you’re not able to fly to Monterey in December, then October is your next best option. Flight prices from St. Louis to Monterey during October average around $342.

Can stopping save me money on St. Louis to Monterey flights?

You could potentially save up to 8% on your flight if you consider stops on a St. Louis to Monterey flight.

When to book flights from St. Louis to Monterey

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Monterey according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Monterey (STL to MRY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Monterey

Fastest flight time

6h 55m

Direct flights

None
The fastest flight from St. Louis to Monterey takes 6h 55m
There are no direct flights from St. Louis to Monterey. There are no popular flight routes from St. Louis to Monterey.
Search flight deals

  • How far is Lambert-St Louis to Monterey Regional by plane?

    There are 1730.7 mi between Lambert-St Louis and Monterey Regional. 6h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Monterey Regional Airport?

    Prices for flights from Lambert-St Louis Airport to Monterey Regional Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Monterey Regional Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Monterey Regional Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Monterey Regional Airport.

  • What documentation or ID do you need to fly to Monterey Regional Airport?

    The travel and health documents you'll need for your trip to Monterey Regional Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Monterey Regional Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Monterey?

Best airlines flying from St. Louis to Monterey

Compare and see reviews for airlines that fly from St. Louis to Monterey with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $294Free CancellationRating
7.4
9,205 reviews
Search United Airlines flights
American AirlinesPriceFrom $342Free CancellationRating
7.2
11,197 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Monterey?

Finding the right flight to Monterey from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Monterey quick and easy, saving you time and money.

Can I find flights from St. Louis to Monterey with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Monterey from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Monterey?

momondo helps you find the best flight between St. Louis and Monterey by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Monterey right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Monterey, momondo offers a useful price alert feature which will track prices for flights to Monterey from St. Louis and alert you when they change.

An easier way to manage your Monterey trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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