What is the cheapest airline that flies from Montrose County to Illinois?

Southwest and United Airlines are the most popular carriers operating from Montrose County to Illinois

How many flights depart from Montrose to Illinois on average per week?

The number of flights available between Montrose and Illinois is 5 per week as of June 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

When did momondo last update prices for flights from Montrose County Airport to Illinois?

Prices for flights from Montrose County Airport to Illinois were last updated today.

How many operators does momondo search for flights from Montrose County Airport to Illinois?

There are 2 operators available for flights from Montrose County Airport to Illinois as of June 2026.

How old do you have to be to fly from Montrose County Airport to Illinois?

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 Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$189 Cheap Flights from Montrose to Illinois in 2026

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Find the cheapest flights from Montrose to Illinois

Round-trip

One-way

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:22 pm - 9:48 pm

MTJ

STL

6h 26m

1 stop

7:07 am - 1:30 pm

STL

MTJ

7h 23m

1 stop

$285American Airlines

Fri, Jul 3 - Sun, Jul 5

2:22 pm - 11:39 pm

MTJ

ORD

8h 17m

1 stop

5:00 am - 9:45 am

ORD

MTJ

5h 45m

1 stop

$309American Airlines

Fri, Jul 3 - Tue, Jul 7

3:25 pm - 9:39 pm

MTJ

ORD

5h 14m

1 stop

6:00 am - 12:34 pm

ORD

MTJ

7h 34m

1 stop

$325United Airlines

Wed, Jul 1 - Tue, Jul 7

12:31 pm - 4:49 pm

MTJ

ORD

3h 18mnonstop

9:04 am - 11:43 am

ORD

MTJ

3h 39mnonstop

$337United Airlines

Thu, Jun 25 - Mon, Jun 29

3:25 pm - 11:19 pm

MTJ

ORD

6h 54m

1 stop

9:04 am - 11:43 am

ORD

MTJ

3h 39mnonstop

$347United Airlines

Thu, Jun 25 - Mon, Jun 29

1:40 pm - 9:54 pm

MTJ

ORD

7h 14m

1 stop

9:04 am - 11:43 am

ORD

MTJ

3h 39mnonstop

$349United Airlines

Tue, Jun 16 - Sat, Jun 20

2:22 pm - 9:37 pm

MTJ

STL

6h 15m

1 stop

5:29 am - 9:45 am

STL

MTJ

5h 16m

1 stop

$359American Airlines

Wed, Jun 17 - Mon, Jun 22

8:15 am - 5:05 pm

MTJ

MDW

7h 50m

2 stops

11:25 am - 7:30 pm

MDW

MTJ

9h 05m

2 stops

$397Southwest

Wed, Jul 1 - Wed, Jul 8

8:15 am - 5:05 pm

MTJ

MDW

7h 50m

2 stops

11:25 am - 7:30 pm

MDW

MTJ

9h 05m

2 stops

$406Southwest

Wed, Jul 1 - Tue, Jul 7

8:15 am - 5:05 pm

MTJ

MDW

7h 50m

2 stops

2:45 pm - 7:30 pm

MDW

MTJ

5h 45m

1 stop

$420Southwest

Wed, Jul 1 - Wed, Jul 8

United Airlines flights from Montrose to Illinois

Our best United Airlines deals on Montrose to Illinois flight tickets

United Airlines

Jul 1

MTJ3:25 pmMontrose County

5h 14m

1 stop

ORD9:39 pmChicago O'Hare Intl

Jul 7

ORD6:00 amChicago O'Hare Intl

7h 34m

1 stop

MTJ12:34 pmMontrose County

$325

United Airlines

Jun 25

MTJ12:31 pmMontrose County

3h 18m

ORD4:49 pmChicago O'Hare Intl

Jun 29

ORD9:04 amChicago O'Hare Intl

3h 39m

MTJ11:43 amMontrose County

$337

United Airlines

Jun 25

MTJ3:25 pmMontrose County

6h 54m

1 stop

ORD11:19 pmChicago O'Hare Intl

Jun 29

ORD9:04 amChicago O'Hare Intl

3h 39m

MTJ11:43 amMontrose County

$347

American Airlines flights from Montrose to Illinois

Our best American Airlines deals on Montrose to Illinois flight tickets

American Airlines

Jul 3

MTJ2:22 pmMontrose County

6h 26m

1 stop

STL9:48 pmLambert-St Louis

Jul 5

STL7:07 amLambert-St Louis

7h 23m

1 stop

MTJ1:30 pmMontrose County

$285

American Airlines

Jul 3

MTJ2:22 pmMontrose County

8h 17m

1 stop

ORD11:39 pmChicago O'Hare Intl

Jul 7

ORD5:00 amChicago O'Hare Intl

5h 45m

1 stop

MTJ9:45 amMontrose County

$309

American Airlines

Jun 17

MTJ2:22 pmMontrose County

6h 15m

1 stop

STL9:37 pmLambert-St Louis

Jun 22

STL5:29 amLambert-St Louis

5h 16m

1 stop

MTJ9:45 amMontrose County

$359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontroseSt. Louis

MTJ - STL

MTJSTL

Montrose County

Fri 7/3

2:22 pm-9:48 pm

1 stop6h 26m

Lambert-St Louis

Sun 7/5

7:07 am-1:30 pm

1 stop7h 23m

$285

MontroseChicago

MTJ - ORD

MTJORD

Montrose County

Fri 7/3

2:22 pm-11:39 pm

1 stop8h 17m

Chicago O'Hare Intl

Tue 7/7

5:00 am-9:45 am

1 stop5h 45m

$309

MontroseChicago

MTJ - ORD

MTJORD

Montrose County

Wed 7/1

3:25 pm-9:39 pm

1 stop5h 14m

Chicago O'Hare Intl

Tue 7/7

6:00 am-12:34 pm

1 stop7h 34m

$325

Quickest round-trip

MontroseChicago

MTJ - ORD

MTJORD

Montrose County

Thu 6/25

12:31 pm-4:49 pm

Nonstop3h 18m

Chicago O'Hare Intl

Mon 6/29

9:04 am-11:43 am

Nonstop3h 39m

$337

MontroseChicago

MTJ - ORD

MTJORD

Montrose County

Thu 6/25

3:25 pm-11:19 pm

1 stop6h 54m

Chicago O'Hare Intl

Mon 6/29

9:04 am-11:43 am

Nonstop3h 39m

$347

MontroseChicago

MTJ - ORD

MTJORD

Montrose County

Tue 6/16

1:40 pm-9:54 pm

1 stop7h 14m

Chicago O'Hare Intl

Sat 6/20

9:04 am-11:43 am

Nonstop3h 39m

$349

MontroseSt. Louis

MTJ - STL

MTJSTL

Montrose County

Wed 6/17

2:22 pm-9:37 pm

1 stop6h 15m

Lambert-St Louis

Mon 6/22

5:29 am-9:45 am

1 stop5h 16m

$359

MontroseChicago

MTJ - MDW

MTJMDW

Montrose County

Wed 7/1

8:15 am-5:05 pm

2 stops7h 50m

Chicago Midway

Wed 7/8

11:25 am-7:30 pm

2 stops9h 05m

$397

MontroseChicago

MTJ - MDW

MTJMDW

Montrose County

Wed 7/1

8:15 am-5:05 pm

2 stops7h 50m

Chicago Midway

Tue 7/7

11:25 am-7:30 pm

2 stops9h 05m

$406

MontroseChicago

MTJ - MDW

MTJMDW

Montrose County

Wed 7/1

8:15 am-5:05 pm

2 stops7h 50m

Chicago Midway

Wed 7/8

2:45 pm-7:30 pm

1 stop5h 45m

$420

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montrose to Illinois

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

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Montrose is in January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $179.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Montrose to Illinois is on a Saturday when prices can be found for as low as $413. Flights from Montrose to Illinois on a Monday will generally be more expensive and average around $637. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Montrose to Illinois during this time can be as low as $382. Flights in the morning are often more expensive with an average ticket price of $480.

What is the cheapest Montrose County to Illinois flight route?

Fly from Montrose County to Chicago O'Hare Intl for the best Montrose County - Illinois flight prices

What cabin class options are available on Montrose to Illinois flights?

There are 3 cabin classes available to choose from on Montrose to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montrose to Illinois flights?

You could potentially save up to 1% on your flight if you consider stops on a Montrose to Illinois flight.

Cheap Montrose to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montrose to Illinois

Best Price Found	$256
Fastest flight time	3h 18m
Direct flights	Mon, Tue, Fri, Sat and Sun
Airports in Illinois	98 airports

The best one-way flight to Illinois from Montrose in the past 72 hours is $256. The best round-trip flight deal from Montrose to Illinois found on momondo in the last 72 hours is $464.

The fastest flight from Montrose to Illinois takes 3h 18m

Direct flights go from Montrose to Illinois on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 98 airports in Illinois. From Montrose there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Montrose to Illinois

When did momondo last update prices for flights from Montrose County Airport to Illinois?
Prices for flights from Montrose County Airport to Illinois were last updated today.
How many operators does momondo search for flights from Montrose County Airport to Illinois?
There are 2 operators available for flights from Montrose County Airport to Illinois as of June 2026.
How old do you have to be to fly from Montrose County Airport to Illinois?
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 Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois 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 Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Montrose to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Montrose to Illinois is Embraer 175 (Enhanced Winglets) (94.12% of total bookings). The next most popular plane model is Airbus A319 (5.88%).

Best airlines flying from Montrose to Illinois

Compare and see reviews for airlines that fly from Montrose to Illinois with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 9,775 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montrose to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montrose to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Montrose to Illinois with flexible booking policies on momondo?

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

How can momondo help me find flights from Montrose to Illinois?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montrose to Illinois.

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

Of course. momondo tracks the price of Montrose to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.