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Cheap flights from Monterey to St. Louis from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Monterey to St. Louis departing on 7/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Monterey to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:42 pm - 11:58 pm
MRY
-
STL
9h 16m
1 stop
American Airlines Logo
7:07 am - 11:50 am
STL
-
MRY
6h 43m
1 stop
$345American Airlines
Wed, Jul 22 - Mon, Jul 27
American Airlines Logo
7:09 pm - 8:46 am
MRY
-
STL
11h 37m
2 stops
American Airlines Logo
7:07 am - 11:50 am
STL
-
MRY
6h 43m
1 stop
$350American Airlines
Wed, Jul 22 - Mon, Jul 27
American Airlines Logo
12:42 pm - 11:58 pm
MRY
-
STL
9h 16m
1 stop
American Airlines Logo
2:46 pm - 6:28 pm
STL
-
MRY
5h 42m
1 stop
$359American Airlines
Mon, Jul 6 - Mon, Jul 13
American Airlines Logo
12:42 pm - 11:58 pm
MRY
-
STL
9h 16m
1 stop
American Airlines Logo
5:32 am - 11:50 am
STL
-
MRY
8h 18m
1 stop
$361American Airlines
Wed, Jul 22 - Mon, Jul 27
American Airlines Logo
7:09 pm - 8:46 am
MRY
-
STL
11h 37m
2 stops
American Airlines Logo
2:46 pm - 6:28 pm
STL
-
MRY
5h 42m
1 stop
$364American Airlines
Mon, Jul 6 - Mon, Jul 13
American Airlines Logo
7:09 pm - 8:46 am
MRY
-
STL
11h 37m
2 stops
American Airlines Logo
5:32 am - 11:50 am
STL
-
MRY
8h 18m
1 stop
$366American Airlines
Wed, Jul 22 - Mon, Jul 27
American Airlines Logo
7:09 pm - 8:46 am
MRY
-
STL
11h 37m
2 stops
American Airlines Logo
8:38 am - 6:28 pm
STL
-
MRY
11h 50m
2 stops
$372American Airlines
Wed, Jul 22 - Mon, Jul 27
United Airlines Logo
8:00 am - 8:46 pm
MRY
-
STL
10h 46m
2 stops
United Airlines Logo
4:40 pm - 9:10 pm
STL
-
MRY
6h 30m
1 stop
$436United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
8:00 am - 8:46 pm
MRY
-
STL
10h 46m
2 stops
United Airlines Logo
7:25 am - 5:53 pm
STL
-
MRY
12h 28m
2 stops
$441United Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
12:32 pm - 10:41 pm
MRY
-
STL
8h 09m
1 stop
American Airlines Logo
5:42 am - 11:42 am
STL
-
MRY
8h 00m
1 stop
$443American Airlines
Thu, Sep 3 - Mon, Sep 7

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American Airlines flights from Monterey to St. Louis

Our best American Airlines deals on Monterey to St. Louis flight tickets
American Airlines
Oct 6
MRY12:33 pmMonterey Regional
9h 08m
1 stop
STL11:41 pmLambert-St Louis
Oct 14
STL8:05 amLambert-St Louis
9h 19m
1 stop
MRY3:24 pmMonterey Regional
$331
American Airlines
Jul 22
MRY12:42 pmMonterey Regional
9h 16m
1 stop
STL11:58 pmLambert-St Louis
Jul 27
STL7:07 amLambert-St Louis
6h 43m
1 stop
MRY11:50 amMonterey Regional
$345
American Airlines
Jul 22
MRY7:09 pmMonterey Regional
11h 37m
2 stops
STL8:46 amLambert-St Louis
Jul 27
STL7:07 amLambert-St Louis
6h 43m
1 stop
MRY11:50 amMonterey Regional
$350

Alaska Airlines flights from Monterey to St. Louis

Our best Alaska Airlines deals on Monterey to St. Louis flight tickets
Alaska Airlines
Oct 6
MRY6:03 amMonterey Regional
15h 56m
2 stops
STL11:59 pmLambert-St Louis
Oct 14
STL7:00 amLambert-St Louis
17h 52m
2 stops
MRY10:52 pmMonterey Regional
$341
Alaska Airlines
Sep 3
MRY2:43 pmMonterey Regional
24h 27m
2 stops
STL5:10 pmLambert-St Louis
Sep 7
STL7:36 pmLambert-St Louis
24h 13m
1 stop
MRY5:49 pmMonterey Regional
$454
Alaska Airlines
Sep 3
MRY2:43 pmMonterey Regional
24h 27m
2 stops
STL5:10 pmLambert-St Louis
Sep 7
STL7:36 pmLambert-St Louis
24h 13m
1 stop
MRY5:49 pmMonterey Regional
$464

momondo Fare Finder

 
Customize your flight search to find flights from Monterey 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, momondo users made 832,500 searches. Data last updated June 10, 2026.
Use the filters below to find and compare flights from Monterey to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Wed 7/22

12:42 pm-11:58 pm

1 stop9h 16m

Lambert-St Louis

Mon 7/27

7:07 am-11:50 am

1 stop6h 43m

$345

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Wed 7/22

7:09 pm-8:46 am

2 stops11h 37m

Lambert-St Louis

Mon 7/27

7:07 am-11:50 am

1 stop6h 43m

$350
Quickest round-trip

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Mon 7/6

12:42 pm-11:58 pm

1 stop9h 16m

Lambert-St Louis

Mon 7/13

2:46 pm-6:28 pm

1 stop5h 42m

$359

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Wed 7/22

12:42 pm-11:58 pm

1 stop9h 16m

Lambert-St Louis

Mon 7/27

5:32 am-11:50 am

1 stop8h 18m

$361

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Mon 7/6

7:09 pm-8:46 am

2 stops11h 37m

Lambert-St Louis

Mon 7/13

2:46 pm-6:28 pm

1 stop5h 42m

$364

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Wed 7/22

7:09 pm-8:46 am

2 stops11h 37m

Lambert-St Louis

Mon 7/27

5:32 am-11:50 am

1 stop8h 18m

$366

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Wed 7/22

7:09 pm-8:46 am

2 stops11h 37m

Lambert-St Louis

Mon 7/27

8:38 am-6:28 pm

2 stops11h 50m

$372

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Tue 8/25

8:00 am-8:46 pm

2 stops10h 46m

Lambert-St Louis

Sat 8/29

4:40 pm-9:10 pm

1 stop6h 30m

$436

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Tue 8/25

8:00 am-8:46 pm

2 stops10h 46m

Lambert-St Louis

Sat 8/29

7:25 am-5:53 pm

2 stops12h 28m

$441

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Thu 9/3

12:32 pm-10:41 pm

1 stop8h 09m

Lambert-St Louis

Mon 9/7

5:42 am-11:42 am

1 stop8h 00m

$443

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 St. Louis from

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

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 typical price of a round-trip flight between Monterey and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, August is the cheapest month to fly from Monterey to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of October is another great option to travel to St. Louis, with average flight prices from Monterey averaging around $346.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $478. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $605. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Monterey at noon is the least expensive time of day to depart. momondo users have found prices as low as $430 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $1,042 per ticket.

When to book flights from Monterey to St. Louis

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

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

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

Fastest flight time

8h 17m

Direct flights

None
The fastest flight from Monterey to St. Louis takes 8h 17m
There are no direct flights from Monterey to St. Louis. There are no popular flight routes from Monterey to St. Louis.
Search flight deals

Frequently asked questions about flying from Monterey to St. Louis

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

    Lambert-St Louis is 1730.7 mi away from Monterey Regional. A reasonable flight in good conditions will take 8h 17m.

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

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

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

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Monterey to St. Louis

Compare and see reviews for airlines that fly from Monterey to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $343Free CancellationRating
7.1
11,636 reviews
Search American Airlines flights
United AirlinesPriceFrom $382Free CancellationRating
7.4
9,804 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Fenton
Clayton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

It is quick and easy to find Monterey to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. momondo allows you to filter the results for Monterey to St. Louis flights to just show those with flexible booking policies.

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

Once you have performed a search for Monterey to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to St. Louis from Monterey. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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