MTY - STL

$471 Find Cheap Flights from Monterrey to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Monterrey to St. Louis departing on 3/22. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Monterrey to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Monterrey to St. Louis, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$471
Frontier
Wed 4/1Wed 4/8
MTY - STL • 1 stop
Cheapest one-way
$333
Typical prices: $447-$495
Multiple Airlines
Sun 3/22
MTY - STL • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Monterrey and St. Louis. You'll need at least 1 connection.
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Top layover airports
Atlanta (ATL)
Cheapest • Avg $528 (round-trip)
Houston (IAH)
Shortest trip • 5h 59m (one-way)
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Monterrey to St. Louis (MTY-STL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Monterrey to St. Louis 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Monterrey to St. Louis

Wed, Apr 1 - Wed, Apr 8
Frontier Logo
6:18 pm - 3:14 pm
MTY
-
STL
19h 56m
1 stop
Frontier Logo
6:15 am - 11:53 pm
STL
-
MTY
18h 38m
1 stop
$471Frontier
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
6:18 pm - 3:14 pm
MTY
-
STL
19h 56m
1 stop
Multiple Airlines Logo
8:16 pm - 8:50 pm
STL
-
MTY
49h 34m
2 stops
$491Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
7:00 am - 11:25 pm
MTY
-
STL
15h 25m
1 stop
Multiple Airlines Logo
8:16 pm - 11:40 pm
STL
-
MTY
52h 24m
2 stops
$499Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
6:18 pm - 3:14 pm
MTY
-
STL
19h 56m
1 stop
Multiple Airlines Logo
6:15 am - 12:35 am
STL
-
MTY
19h 20m
1 stop
$520Multiple Airlines
Sun, Apr 26 - Sun, May 3
Multiple Airlines Logo
6:18 pm - 3:19 pm
MTY
-
STL
20h 01m
1 stop
Multiple Airlines Logo
7:05 am - 8:30 pm
STL
-
MTY
14h 25m
1 stop
$545Multiple Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
3:58 pm - 8:37 am
MTY
-
STL
15h 39m
2 stops
United Airlines Logo
6:55 pm - 10:48 am
STL
-
MTY
16h 53m
2 stops
$548United Airlines
Sun, Apr 26 - Sun, May 3
Multiple Airlines Logo
8:05 am - 3:19 pm
MTY
-
STL
30h 14m
2 stops
Multiple Airlines Logo
8:06 pm - 9:20 pm
STL
-
MTY
26h 14m
2 stops
$565Multiple Airlines
Sun, Apr 26 - Sun, May 3
Multiple Airlines Logo
1:22 pm - 3:19 pm
MTY
-
STL
24h 57m
2 stops
Multiple Airlines Logo
4:59 pm - 10:35 pm
STL
-
MTY
30h 36m
3 stops
$595Multiple Airlines
Sun, Apr 26 - Sun, May 3
Frontier Logo
6:10 am - 6:50 am
MTY
-
STL
23h 40m
2 stops
Frontier Logo
6:00 am - 11:53 pm
STL
-
MTY
18h 53m
1 stop
$598Frontier
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
5:15 pm - 8:25 am
MTY
-
STL
14h 10m
2 stops
United Airlines Logo
7:45 am - 3:02 pm
STL
-
MTY
8h 17m
2 stops
$613United Airlines
Booking Insights

KAYAK's insights & trends for Monterrey to St. Louis flights

Get data-powered insights and trends into flights from Monterrey to St. Louis to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Monterrey to St. Louis?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Monterrey to St. Louis were found on Frontier ($471) and United Airlines ($548).

Find deals

Good to know

Cheapest flight$333
Flight from Monterrey to St. Louis

When to book flights from Monterrey to St. Louis

Are your dates flexible? Find out the best times to travel from Monterrey to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Monterrey to St. Louis

  • What is the cheapest flight from Monterrey to St. Louis?

    In the last 3 days, the lowest price for a flight from Monterrey to St. Louis was $333 for a one-way ticket and $471 for a round-trip.

  • Do I need a passport to fly between Monterrey and St. Louis?

    A passport is required to fly from Monterrey to St. Louis.

  • Which aircraft models fly most regularly from Monterrey to St. Louis?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Monterrey to St. Louis?

    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 Monterrey to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Monterrey to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Monterrey 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 Monterrey to St. Louis?

    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 St. Louis with an airline and back to Monterrey with another airline. Booking your flights between Monterrey and STL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Monterrey to St. Louis?

    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 St. Louis from Monterrey up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Monterrey to St. Louis

Information on your arrival and departure airports

Monterrey (MTY)
St. Louis (STL)