What is the cheapest airline that flies from Montrose County to Lambert-St Louis?

American Airlines and United Airlines are the most popular carriers operating from Montrose County to Lambert-St Louis

When did momondo last update prices for flights from Montrose County Airport to Lambert-St Louis Airport?

Prices for flights from Montrose County Airport to Lambert-St Louis Airport are updated daily.

How many operators does momondo search for flights from Montrose County Airport to Lambert-St Louis Airport?

There are 2 operators available for flights from Montrose County Airport to Lambert-St Louis Airport as of July 2025.

How old do you have to be to fly from Montrose County Airport to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montrose County Airport to Lambert-St Louis Airport.

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

The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$121 Cheap Flights from Montrose to St. Louis in 2025

1 adult

0 bags

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Find the cheapest flights from Montrose to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

1:35 pm - 9:50 pmMTJ-STL

7h 15m1 stop

4:45 pm - 8:51 pmSTL-MTJ

5h 06m1 stop

$371United Airlines

Find Deal

Thu, Jul 31 - Mon, Aug 4

2:38 pm - 10:50 pmMTJ-STL

7h 12m1 stop

7:16 am - 1:32 pmSTL-MTJ

7h 16m1 stop

$378American Airlines

Find Deal

Mon, Sep 8 - Wed, Sep 10

3:30 pm - 11:59 pmMTJ-STL

7h 29m1 stop

4:45 pm - 8:51 pmSTL-MTJ

5h 06m1 stop

$461United Airlines

Find Deal

Wed, Jul 30 - Sun, Aug 3

2:38 pm - 9:26 amMTJ-STL

17h 48m2 stops

8:50 am - 1:32 pmSTL-MTJ

5h 42m1 stop

$470American Airlines

Find Deal

Mon, Sep 8 - Wed, Sep 10

3:30 pm - 9:50 pmMTJ-STL

5h 20m1 stop

4:45 pm - 8:51 pmSTL-MTJ

5h 06m1 stop

$486United Airlines

Find Deal

Fri, Aug 1 - Tue, Aug 5

1:35 pm - 9:50 pmMTJ-STL

7h 15m1 stop

6:33 am - 2:30 pmSTL-MTJ

8h 57m2 stops

$524United Airlines

Find Deal

Thu, Jul 31 - Mon, Aug 4

7:15 am - 12:46 pmMTJ-STL

4h 31m1 stop

4:45 pm - 8:51 pmSTL-MTJ

5h 06m1 stop

$638United Airlines

Find Deal

Mon, Aug 11 - Mon, Aug 11

1:35 pm - 10:45 pmMTJ-STL

8h 10m2 stops

5:00 am - 12:48 pmSTL-MTJ

8h 48m2 stops

$677United Airlines

Find Deal

Thu, Jul 31 - Mon, Aug 4

2:37 pm - 8:15 amMTJ-STL

16h 38m2 stops

4:28 pm - 9:57 amSTL-MTJ

18h 29m2 stops

$769American Airlines

Find Deal

Wed, Jul 30 - Sun, Aug 3

12:30 pm - 10:45 pmMTJ-STL

9h 15m2 stops

5:00 am - 12:48 pmSTL-MTJ

8h 48m2 stops

$792United Airlines

Find Deal

Wed, Jul 30 - Sun, Aug 3

United Airlines flights from Montrose to St. Louis

Our best United Airlines deals on Montrose to St. Louis flight tickets

United Airlines

Jul 31

MTJ1:35 pmMontrose County

7h 15m

1 stop

STL9:50 pmLambert-St Louis

Aug 4

STL4:45 pmLambert-St Louis

5h 06m

1 stop

MTJ8:51 pmMontrose County

$371

Find similar

United Airlines

Jul 30

MTJ7:15 amMontrose County

4h 31m

1 stop

STL12:46 pmLambert-St Louis

Aug 3

STL4:45 pmLambert-St Louis

5h 06m

1 stop

MTJ8:51 pmMontrose County

$461

Find similar

United Airlines

Aug 1

MTJ3:30 pmMontrose County

5h 20m

1 stop

STL9:50 pmLambert-St Louis

Aug 5

STL4:45 pmLambert-St Louis

5h 06m

1 stop

MTJ8:51 pmMontrose County

$486

Find similar

American Airlines flights from Montrose to St. Louis

Our best American Airlines deals on Montrose to St. Louis flight tickets

American Airlines

Sep 8

MTJ2:38 pmMontrose County

7h 12m

1 stop

STL10:50 pmLambert-St Louis

Sep 10

STL7:16 amLambert-St Louis

7h 16m

1 stop

MTJ1:32 pmMontrose County

$378

Find similar

American Airlines

Jul 31

MTJ10:37 amMontrose County

5h 10m

1 stop

STL4:47 pmLambert-St Louis

Aug 4

STL5:30 amLambert-St Louis

5h 27m

1 stop

MTJ9:57 amMontrose County

$385

Find similar

American Airlines

Sep 8

MTJ2:38 pmMontrose County

17h 48m

2 stops

STL9:26 amLambert-St Louis

Sep 10

STL8:50 amLambert-St Louis

5h 42m

1 stop

MTJ1:32 pmMontrose County

$470

Find similar

How to get the cheapest flight ticket from Montrose 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

Prices

Airlines

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 $346. 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 $607. 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 Montrose in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $351 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $471 per ticket.

When to book flights from Montrose to St. Louis

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

Estimated round-trip price

Cheap Montrose to St. Louis (MTJ to STL) flight deals and tips

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

Best Price Found	$121
Fastest flight time	4h 31m
Direct flights	None
Airports in St. Louis	1 airport

The best one-way flight to St. Louis from Montrose in the past 72 hours is $121. The best round-trip flight deal from Montrose to St. Louis found on momondo in the last 72 hours is $371.

The fastest flight from Montrose to St. Louis takes 4h 31m

There are no direct flights from Montrose to St. Louis. Popular non-direct route for this connection is Montrose County Airport - Lambert-St Louis Airport.

There is 1 airport near St. Louis: Lambert-St Louis (STL)

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How far is Montrose County to Lambert-St Louis by plane?
Lambert-St Louis is 953.1 mi away from Montrose County. In terms of flight time, this usually takes a little over 4h 31m.
When did momondo last update prices for flights from Montrose County Airport to Lambert-St Louis Airport?
Prices for flights from Montrose County Airport to Lambert-St Louis Airport are updated daily.
How many operators does momondo search for flights from Montrose County Airport to Lambert-St Louis Airport?
There are 2 operators available for flights from Montrose County Airport to Lambert-St Louis Airport as of July 2025.
How old do you have to be to fly from Montrose County Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montrose County Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Montrose to St. Louis?
Based on momondo bookings for flights between Montrose and St. Louis, the leading airline is United Airlines, making up 52% of the total bookings. Other popular airlines include American Airlines with 48%.

Best airlines flying from Montrose to St. Louis

Compare and see reviews for airlines that fly from Montrose to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $237	Free Cancellation	Rating 7.4 8,864 reviews		Search United Airlines flights
American Airlines	PriceFrom $337	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

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Why use momondo?

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

Finding the right flight to St. Louis from Montrose 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 St. Louis quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Montrose 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 Montrose to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from Montrose. 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.