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Cheap flights from St. Louis to Montrose from $214

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Montrose departing on 10/24. 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 Montrose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:15 am - 1:00 pmSTL-MTJ
8h 45m2 stops
Southwest Logo
4:30 pm - 12:05 amMTJ-STL
6h 35m1 stop
$214Southwest
Find Deal
Fri, Oct 24 - Sun, Oct 26
Southwest Logo
5:15 am - 1:00 pmSTL-MTJ
8h 45m2 stops
Southwest Logo
4:30 pm - 7:35 amMTJ-STL
14h 05m2 stops
$225Southwest
Find Deal
Fri, Oct 24 - Sun, Oct 26
Delta Logo
7:30 am - 1:19 pmSTL-MTJ
6h 49m1 stop
Delta Logo
2:17 pm - 11:40 pmMTJ-STL
8h 23m1 stop
$237Delta
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Tue, Mar 24 - Wed, Mar 25
Delta Logo
7:30 am - 1:19 pmSTL-MTJ
6h 49m1 stop
Delta Logo
2:17 pm - 11:40 pmMTJ-STL
8h 23m1 stop
$268Delta
Find Deal
Tue, Mar 24 - Wed, Mar 25
United Airlines Logo
9:00 am - 2:29 pmSTL-MTJ
6h 29m1 stop
United Airlines Logo
1:30 pm - 9:54 pmMTJ-STL
7h 24m1 stop
$333United Airlines
Find Deal
Wed, Oct 22 - Mon, Nov 3
United Airlines Logo
5:00 am - 12:46 pmSTL-MTJ
8h 46m2 stops
United Airlines Logo
1:30 pm - 9:54 pmMTJ-STL
7h 24m1 stop
$338United Airlines
Find Deal
Wed, Oct 22 - Mon, Nov 3
United Airlines Logo
9:00 am - 2:29 pmSTL-MTJ
6h 29m1 stop
United Airlines Logo
1:30 pm - 9:54 pmMTJ-STL
7h 24m1 stop
$370United Airlines
Find Deal
Wed, Oct 22 - Mon, Nov 3
Southwest Logo
6:20 am - 12:00 pmSTL-MTJ
6h 40m1 stop
Southwest Logo
12:20 pm - 10:30 pmMTJ-STL
9h 10m2 stops
$372Southwest
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Thu, Jan 8 - Sun, Jan 11
American Airlines Logo
6:00 am - 12:02 pmSTL-MTJ
7h 02m1 stop
American Airlines Logo
12:44 pm - 7:29 pmMTJ-STL
5h 45m1 stop
$373American Airlines
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Thu, Jan 8 - Sun, Jan 11
United Airlines Logo
12:25 pm - 8:19 pmSTL-MTJ
8h 54m2 stops
United Airlines Logo
1:30 pm - 9:54 pmMTJ-STL
7h 24m1 stop
$375United Airlines
Find Deal
Wed, Oct 22 - Mon, Nov 3

Southwest flights from St. Louis to Montrose

Our best Southwest deals on St. Louis to Montrose flight tickets
Southwest
Oct 24
STL5:35 amLambert-St Louis
8h 25m
1 stop
MTJ1:00 pmMontrose County
Oct 26
MTJ4:30 pmMontrose County
6h 35m
1 stop
STL12:05 amLambert-St Louis
$214
Find similar
Southwest
Oct 24
STL5:15 amLambert-St Louis
8h 45m
2 stops
MTJ1:00 pmMontrose County
Oct 26
MTJ4:30 pmMontrose County
14h 05m
2 stops
STL7:35 amLambert-St Louis
$225
Find similar
Southwest
Jan 8
STL6:20 amLambert-St Louis
6h 40m
1 stop
MTJ12:00 pmMontrose County
Jan 11
MTJ12:20 pmMontrose County
9h 10m
2 stops
STL10:30 pmLambert-St Louis
$372
Find similar

Delta flights from St. Louis to Montrose

Our best Delta deals on St. Louis to Montrose flight tickets
Delta
Mar 24
STL7:30 amLambert-St Louis
6h 49m
1 stop
MTJ1:19 pmMontrose County
Mar 25
MTJ2:17 pmMontrose County
8h 23m
1 stop
STL11:40 pmLambert-St Louis
$237
Find similar
Delta
Mar 24
STL7:30 amLambert-St Louis
6h 49m
1 stop
MTJ1:19 pmMontrose County
Mar 25
MTJ2:17 pmMontrose County
8h 23m
1 stop
STL11:40 pmLambert-St Louis
$268
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Montrose 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 October 5, 2025.
Use the filters below to find and compare flights from St. Louis to Montrose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Fri 10/24

5:15 am-1:00 pm

2 stops8h 45m

Montrose County

Sun 10/26

4:30 pm-12:05 am

1 stop6h 35m

$214

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Fri 10/24

5:15 am-1:00 pm

2 stops8h 45m

Montrose County

Sun 10/26

4:30 pm-7:35 am

2 stops14h 05m

$225

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Tue 3/24

7:30 am-1:19 pm

1 stop6h 49m

Montrose County

Wed 3/25

2:17 pm-11:40 pm

1 stop8h 23m

$237

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Tue 3/24

7:30 am-1:19 pm

1 stop6h 49m

Montrose County

Wed 3/25

2:17 pm-11:40 pm

1 stop8h 23m

$268

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Wed 10/22

9:00 am-2:29 pm

1 stop6h 29m

Montrose County

Mon 11/3

1:30 pm-9:54 pm

1 stop7h 24m

$333

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Wed 10/22

5:00 am-12:46 pm

2 stops8h 46m

Montrose County

Mon 11/3

1:30 pm-9:54 pm

1 stop7h 24m

$338

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Wed 10/22

9:00 am-2:29 pm

1 stop6h 29m

Montrose County

Mon 11/3

1:30 pm-9:54 pm

1 stop7h 24m

$370

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Thu 1/8

6:20 am-12:00 pm

1 stop6h 40m

Montrose County

Sun 1/11

12:20 pm-10:30 pm

2 stops9h 10m

$372

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Thu 1/8

6:00 am-12:02 pm

1 stop7h 02m

Montrose County

Sun 1/11

12:44 pm-7:29 pm

1 stop5h 45m

$373

St. LouisMontrose

STL - MTJ

STLMTJ

Lambert-St Louis

Wed 10/22

12:25 pm-8:19 pm

2 stops8h 54m

Montrose County

Mon 11/3

1:30 pm-9:54 pm

1 stop7h 24m

$375

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Montrose from

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

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 day to depart on your flight to Montrose?

On average, the least expensive day to fly to Montrose from St. Louis is on a Friday. momondo users have found tickets for Friday departures for as low as $353. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Montrose for around $601.

What is the cheapest time of day to depart on your flight to Montrose?

According to our data, the cheapest time of day to fly to Montrose is in the morning. momondo users have found flights departing from St. Louis to Montrose in the morning for as low as $442. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Montrose, so prices are often more expensive at around $521 per ticket.

When to book flights from St. Louis to Montrose

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

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

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

Direct flights

None
There are no direct flights from St. Louis to Montrose. There are no popular flight routes from St. Louis to Montrose.
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  • How far is Lambert-St Louis to Montrose County by plane?

    Lambert-St Louis and Montrose County are 953.1 mi apart from one another. A reasonable flight in good conditions will take 4h 29m.

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

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

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

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

  • What documentation or ID do you need to fly to Montrose County Airport?

    The travel and health documents you'll need for your trip to Montrose County 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 Montrose County 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 Montrose?

Best airlines flying from St. Louis to Montrose

Compare and see reviews for airlines that fly from St. Louis to Montrose with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $240Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
8,953 reviews
Search United Airlines flights

Traveling to a place near Montrose?

Book flights to Montrose if you plan to visit one of these locations
Delta

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Montrose for you.

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

All flight searches from St. Louis to Montrose on momondo can be filtered to show those which offer flexible booking policies.

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

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

If you are not ready to book a flight from St. Louis to Montrose now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montrose and let you know when they change.

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