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Monterey

$270+ Cheap flights from St. Louis to Monterey (STL - MRY)

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MRY
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from St. Louis to Monterey

Cheapest flights from St. Louis to Monterey
Explore the most affordable flight options available from St. Louis to Monterey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

This American Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:00 amSTL - MRY
1 stop6h 24mAmerican Airlines
Sat 1/34:24 pmMRY - STL
1 stop5h 27mAmerican Airlines
Deal found 12/27$479
This American Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amSTL - MRY
2 stops10h 53mAmerican Airlines
Fri 1/24:24 pmMRY - STL
1 stop5h 27mAmerican Airlines
Deal found 12/25$504
This American Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:00 amSTL - MRY
2 stops10h 53mAmerican Airlines
Fri 1/24:24 pmMRY - STL
1 stop5h 27mAmerican Airlines
Deal found 12/25$528
This United Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:45 pmSTL - MRY
1 stop8h 32mUnited Airlines
Sat 1/35:05 amMRY - STL
1 stop6h 15mUnited Airlines
Deal found 12/25$569
This United Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:45 pmSTL - MRY
1 stop8h 32mUnited Airlines
Fri 1/22:30 pmMRY - STL
1 stop6h 00mUnited Airlines
Deal found 12/25$589

Find flight deals from St. Louis to Monterey

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Monterey (MRY). 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 December 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$348
(Alaska Airlines)

One-way from

$270
(American Airlines)

Popular in

July

Cheapest in

December

Average price

$310
Provider with most accurate pricing for Lambert-St Louis-Monterey Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Monterey Regional flights.
Search Deals
From Lambert-St Louis to Monterey Regional
Search Deals
One-way flight from Lambert-St Louis to Monterey Regional
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from St. Louis to Monterey that are best for you.

Fly from

St. Louis

Fly to

Monterey

Route

Depart

Return

Price

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Fri 3/6

7:00 am-6:36 pm

1 stop13h 36m

Monterey Regional

Tue 3/10

2:43 pm-1:51 pm

2 stops21h 08m

$348

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 1/17

6:19 pm-5:30 pm

1 stop25h 11m

Monterey Regional

Wed 1/21

3:14 pm-1:54 pm

2 stops20h 40m

$388

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 1/10

4:15 pm-9:20 pm

1 stop7h 05m

Monterey Regional

Wed 1/14

6:30 am-3:37 pm

1 stop7h 07m

$447

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Sat 1/10

6:19 pm-5:30 pm

1 stop25h 11m

Monterey Regional

Wed 1/14

3:14 pm-1:54 pm

2 stops20h 40m

$452

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Tue 12/30

8:00 am-12:24 pm

1 stop6h 24m

Monterey Regional

Sat 1/3

4:24 pm-11:51 pm

1 stop5h 27m

$479

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Tue 12/30

8:00 am-12:24 pm

1 stop6h 24m

$270

St. LouisMonterey

STL - MRY

STLMRY

Lambert-St Louis

Tue 12/30

10:10 pm-2:25 pm

3 stops42h 15m

$1,071

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Compare providers for flights from St. Louis to Monterey

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Monterey in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Monterey flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Monterey flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Monterey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Monterey flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Monterey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Monterey

Have a flexible travel schedule? Discover the best time to fly to Monterey from St. Louis 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Monterey

What is the cheapest month to book a flight from St. Louis to Monterey?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Monterey (average of $124). Flying from St. Louis to Monterey in May is currently the most expensive (average of $256). 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.

How much does it cost to fly round-trip from St. Louis to Monterey?

Reviews of airlines servicing Monterey

Get insights into the airlines that provide service to Monterey. 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 Monterey. Reviews last updated December 27, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from St. Louis to Monterey. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,116 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,116 reviews
United Airlines
7.4
Good
9,116 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,068 reviews
United Airlines
7.4
Good
9,116 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • How long is the flight from St. Louis to Monterey?

    Airlines like Alaska Airlines fly from St. Louis to Monterey in about 13h 36m. The time it takes to get you to your destination can typically vary by up to . The distance between St. Louis and Monterey is about 1718 mi.

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

    Cheapflights users have booked flights from St. Louis to Monterey round-trip from $294. Another airline that can offer you cheap pricing is American Airlines. United Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Monterey (average of $124). Flying from St. Louis to Monterey in May is currently the most expensive (average of $256). 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 St. Louis to Monterey

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from St. Louis to Monterey

Discover the top 2 airlines that operate flights from St. Louis to Monterey. 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 2,558,603 searches. Data last updated December 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$446FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$332Average$408FlexibilityNo cancel feeOn-time71%

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