What is the cheapest airline that flies from Monterey Regional to Illinois?

Alaska Airlines, American Airlines, and United Airlines are the most popular carriers operating from Monterey Regional to Illinois

What airlines fly to Illinois?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Monterey according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Monterey Regional Airport to Illinois?

Prices for flights from Monterey Regional Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Monterey Regional Airport to Illinois?

As of August 2026, there are 2 operators available to choose from for flights from Monterey Regional Airport to Illinois.

How old do you have to be to fly from Monterey Regional Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Monterey Regional Airport to Illinois.

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

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$180 Cheap Flights from Monterey to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Monterey to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:50 pm - 8:52 pmMRY Monterey Regional-STL Lambert-St Louis

6h 02m1 stop Phoenix Sky Harbor Intl

2:31 pm - 6:34 pmSTL Lambert-St Louis-MRY Monterey Regional

6h 03m1 stop Phoenix Sky Harbor Intl

$341American Airlines

Wed, Sep 30 - Sat, Oct 10

10:30 am - 8:36 pmMRY Monterey Regional-STL Lambert-St Louis

8h 06m2 stops Los Angeles Denver Intl

7:08 am - 1:06 pmSTL Lambert-St Louis-MRY Monterey Regional

7h 58m1 stop San Francisco

$346United Airlines

Wed, Sep 30 - Sat, Oct 10

6:01 am - 7:21 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

11h 20m1 stop San Diego

2:18 pm - 11:59 pmORD Chicago O'Hare Intl-MRY Monterey Regional

11h 41m1 stop San Diego

$359Alaska Airlines

Thu, Sep 10 - Wed, Sep 16

2:47 pm - 11:49 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 02m1 stop San Diego

7:00 am - 4:06 pmORD Chicago O'Hare Intl-MRY Monterey Regional

11h 06m1 stop Seattle/Tacoma Intl

$359Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

12:35 pm - 9:30 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

6h 55m1 stop Denver Intl

1:00 pm - 5:58 pmORD Chicago O'Hare Intl-MRY Monterey Regional

6h 58m1 stop Los Angeles

$359United Airlines

Thu, Sep 10 - Wed, Sep 16

3:31 pm - 12:59 amMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 28m1 stop San Francisco

5:59 am - 11:18 amORD Chicago O'Hare Intl-MRY Monterey Regional

7h 19m1 stop San Francisco

$359United Airlines

Fri, Sep 25 - Sat, Sep 26

12:50 pm - 10:31 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 41m1 stop Phoenix Sky Harbor Intl

6:00 am - 11:47 amORD Chicago O'Hare Intl-MRY Monterey Regional

7h 47m1 stop Dallas/Fort Worth

$359American Airlines

Sat, Sep 26 - Sat, Oct 3

6:01 am - 7:21 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

11h 20m1 stop San Diego

2:18 pm - 11:59 pmORD Chicago O'Hare Intl-MRY Monterey Regional

11h 41m1 stop San Diego

$359Alaska Airlines

Sun, Sep 6 - Tue, Sep 15

12:44 pm - 11:00 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

8h 16m1 stop Dallas/Fort Worth

5:00 am - 12:19 pmORD Chicago O'Hare Intl-MRY Monterey Regional

9h 19m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Wed, Oct 21 - Wed, Oct 28

12:44 pm - 10:10 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 26m1 stop Dallas/Fort Worth

6:00 am - 11:54 amORD Chicago O'Hare Intl-MRY Monterey Regional

7h 54m1 stop Dallas/Fort Worth

$359American Airlines

Sat, Oct 17 - Sat, Oct 24

Cheap last minute flights

Enter your travel dates to find the best prices.

5:00 am - 3:00 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

8h 00m1 stop Denver Intl

4:26 pm - 9:10 pmORD Chicago O'Hare Intl-MRY Monterey Regional

6h 44m1 stop Denver Intl

$500United Airlines

Tue, Sep 1 - Tue, Sep 8

2:43 pm - 1:22 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

20h 39m1 stop San Diego

2:22 pm - 11:59 pmORD Chicago O'Hare Intl-MRY Monterey Regional

11h 37m2 stops Portland San Diego

$524Alaska Airlines

Tue, Sep 1 - Tue, Sep 8

2:43 pm - 1:26 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

20h 43m2 stops San Diego Portland

2:22 pm - 11:59 pmORD Chicago O'Hare Intl-MRY Monterey Regional

11h 37m2 stops Portland San Diego

$529Alaska Airlines

Tue, Sep 1 - Tue, Sep 8

8:00 am - 7:00 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

9h 00m1 stop Los Angeles

8:40 am - 3:01 pmORD Chicago O'Hare Intl-MRY Monterey Regional

8h 21m1 stop San Francisco

$574United Airlines

Sun, Aug 30 - Sun, Sep 6

6:23 pm - 6:20 amMRY Monterey Regional-ORD Chicago O'Hare Intl

9h 57m1 stop Seattle/Tacoma Intl

9:00 am - 5:46 pmORD Chicago O'Hare Intl-MRY Monterey Regional

10h 46m1 stop Seattle/Tacoma Intl

$639Alaska Airlines

Fri, Aug 28 - Sun, Sep 6

12:15 pm - 8:40 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

6h 25m1 stop San Francisco

7:40 am - 3:01 pmORD Chicago O'Hare Intl-MRY Monterey Regional

9h 21m1 stop San Francisco

$654United Airlines

Fri, Aug 28 - Sun, Aug 30

2:43 pm - 11:59 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 16m1 stop San Diego

6:05 am - 2:06 pmORD Chicago O'Hare Intl-MRY Monterey Regional

10h 01m1 stop San Diego

$687Alaska Airlines

Fri, Aug 28 - Sat, Aug 29

3:36 pm - 12:59 amMRY Monterey Regional-ORD Chicago O'Hare Intl

7h 23m1 stop San Francisco

5:55 am - 1:10 pmORD Chicago O'Hare Intl-MRY Monterey Regional

9h 15m1 stop Denver Intl

$689United Airlines

Fri, Aug 28 - Sun, Aug 30

5:00 am - 1:30 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

6h 30m1 stop Denver Intl

4:20 pm - 9:59 pmORD Chicago O'Hare Intl-MRY Monterey Regional

7h 39m1 stop San Francisco

$779United Airlines

Sat, Aug 29 - Sat, Aug 29

6:00 am - 6:16 pmMRY Monterey Regional-ORD Chicago O'Hare Intl

10h 16m2 stops Phoenix Sky Harbor Intl Tucson

10:35 pm - 12:07 pmORD Chicago O'Hare Intl-MRY Monterey Regional

15h 32m1 stop Phoenix Sky Harbor Intl

$1,240American Airlines

Sat, Aug 29 - Sat, Aug 29

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American Airlines flights from Monterey to Illinois

Our best American Airlines deals on Monterey to Illinois flight tickets

American Airlines

Sep 30

MRY12:50 pmMonterey Regional

6h 02m

1 stop

STL8:52 pmLambert-St Louis

Oct 10

STL2:31 pmLambert-St Louis

6h 03m

1 stop

MRY6:34 pmMonterey Regional

$341

American Airlines

Sep 9

MRY12:37 pmMonterey Regional

9h 06m

1 stop

STL11:43 pmLambert-St Louis

Sep 13

STL7:00 amLambert-St Louis

6h 47m

1 stop

MRY11:47 amMonterey Regional

$385

American Airlines

Sep 9

MRY12:50 pmMonterey Regional

9h 37m

2 stops

STL12:27 amLambert-St Louis

Sep 13

STL7:00 amLambert-St Louis

6h 47m

1 stop

MRY11:47 amMonterey Regional

$390

United Airlines flights from Monterey to Illinois

Our best United Airlines deals on Monterey to Illinois flight tickets

United Airlines

Sep 30

MRY10:30 amMonterey Regional

8h 06m

2 stops

STL8:36 pmLambert-St Louis

Oct 10

STL7:08 amLambert-St Louis

7h 58m

1 stop

MRY1:06 pmMonterey Regional

$346

United Airlines

Sep 10

MRY12:35 pmMonterey Regional

6h 55m

1 stop

ORD9:30 pmChicago O'Hare Intl

Sep 16

ORD1:00 pmChicago O'Hare Intl

6h 58m

1 stop

MRY5:58 pmMonterey Regional

$359

United Airlines

Nov 23

MRY5:20 amMonterey Regional

6h 09m

1 stop

ORD1:29 pmChicago O'Hare Intl

Nov 27

ORD4:39 pmChicago O'Hare Intl

7h 40m

1 stop

MRY10:19 pmMonterey Regional

$379

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

MontereySt. Louis

MRY Monterey Regional - STL Lambert-St Louis

MRYSTL

Monterey Regional

Wed 9/30

12:50 pm-8:52 pm

1 stop6h 02m

Lambert-St Louis

Sat 10/10

2:31 pm-6:34 pm

1 stop6h 03m

$341

MontereySt. Louis

MRY Monterey Regional - STL Lambert-St Louis

MRYSTL

Monterey Regional

Wed 9/30

10:30 am-8:36 pm

2 stops8h 06m

Lambert-St Louis

Sat 10/10

7:08 am-1:06 pm

1 stop7h 58m

$346

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Thu 9/10

6:01 am-7:21 pm

1 stop11h 20m

Chicago O'Hare Intl

Wed 9/16

2:18 pm-11:59 pm

1 stop11h 41m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Thu 11/12

2:47 pm-11:49 pm

1 stop7h 02m

Chicago O'Hare Intl

Sun 11/15

7:00 am-4:06 pm

1 stop11h 06m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Thu 9/10

12:35 pm-9:30 pm

1 stop6h 55m

Chicago O'Hare Intl

Wed 9/16

1:00 pm-5:58 pm

1 stop6h 58m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Fri 9/25

3:31 pm-12:59 am

1 stop7h 28m

Chicago O'Hare Intl

Sat 9/26

5:59 am-11:18 am

1 stop7h 19m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Sat 9/26

12:50 pm-10:31 pm

1 stop7h 41m

Chicago O'Hare Intl

Sat 10/3

6:00 am-11:47 am

1 stop7h 47m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Sun 9/6

6:01 am-7:21 pm

1 stop11h 20m

Chicago O'Hare Intl

Tue 9/15

2:18 pm-11:59 pm

1 stop11h 41m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Wed 10/21

12:44 pm-11:00 pm

1 stop8h 16m

Chicago O'Hare Intl

Wed 10/28

5:00 am-12:19 pm

1 stop9h 19m

$359

MontereyChicago

MRY Monterey Regional - ORD Chicago O'Hare Intl

MRYORD

Monterey Regional

Sat 10/17

12:44 pm-10:10 pm

1 stop7h 26m

Chicago O'Hare Intl

Sat 10/24

6:00 am-11:54 am

1 stop7h 54m

$359

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 Monterey 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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Monterey is in March. Flight prices, which tend to average around $313, 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 March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $358.

What is the cheapest Monterey Regional to Illinois flight route?

Fly from Monterey Regional to Chicago O'Hare Intl for the best Monterey Regional - Illinois flight prices

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

There is only 1 cabin class available to choose from on Monterey 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 Monterey to Illinois flights?

You could potentially save up to 20% on your flight if you consider stops on a Monterey to Illinois flight.

Cheap Monterey to Illinois flight deals and tips

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

Best Price Found	$180
Fastest flight time	5h 40m
Direct flights	None

The best one-way flight to Illinois from Monterey in the past 72 hours is $180. The best round-trip flight deal from Monterey to Illinois found on momondo in the last 72 hours is $341.

The fastest flight from Monterey to Illinois takes 5h 40m

There are no direct flights from Monterey to Illinois. There are no popular flight routes from Monterey to Illinois.

Search flight deals

Frequently asked questions about flying from Monterey to Illinois

When did momondo last update prices for flights from Monterey Regional Airport to Illinois?
Prices for flights from Monterey Regional Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Monterey Regional Airport to Illinois?
As of August 2026, there are 2 operators available to choose from for flights from Monterey Regional Airport to Illinois.
How old do you have to be to fly from Monterey Regional Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Monterey Regional Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Monterey to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Monterey to Illinois is Boeing 737-800, representing 80.00% of all bookings. The subsequent popular model is Boeing 737 MAX 8 at 20.00%.

Best airlines flying from Monterey to Illinois

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.1 12,010 reviews		Search American Airlines flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 10,127 reviews		Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Monterey to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

momondo does allow users to show only those flights to Illinois from Monterey which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Illinois from Monterey. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Illinois from Monterey are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.