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 46% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 9 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

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 March 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.

$149 Cheap Flights from Monterey to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Monterey to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:51 pm - 11:43 pm

MRY

ORD

6h 52m

1 stop

8:50 am - 2:14 pm

ORD

MRY

7h 24m

1 stop

$308Alaska Airlines

Thu, May 7 - Tue, May 12

6:00 am - 7:02 pm

MRY

ORD

11h 02m

1 stop

8:00 am - 11:59 pm

ORD

MRY

17h 59m

2 stops

$313Alaska Airlines

Wed, Apr 15 - Wed, Apr 22

2:55 pm - 1:14 pm

MRY

ORD

20h 19m

1 stop

9:00 am - 2:18 pm

ORD

MRY

7h 18m

1 stop

$329Alaska Airlines

Wed, May 27 - Wed, Jun 3

5:09 pm - 5:50 am

MRY

ORD

34h 41m

2 stops

8:58 pm - 4:19 pm

ORD

MRY

21h 21m

1 stop

$332Multiple Airlines

Sun, Apr 19 - Wed, Apr 22

6:00 am - 10:59 pm

MRY

ORD

14h 59m

2 stops

7:59 pm - 2:18 pm

ORD

MRY

20h 19m

1 stop

$348Alaska Airlines

Wed, May 13 - Fri, May 15

5:09 pm - 9:00 pm

MRY

STL

25h 51m

1 stop

6:51 pm - 4:19 pm

STL

MRY

23h 28m

1 stop

$374Multiple Airlines

Sun, May 3 - Wed, May 6

7:00 pm - 5:50 am

MRY

STL

8h 50m

1 stop

9:10 am - 5:58 pm

STL

MRY

10h 48m

2 stops

$426United Airlines

Fri, Apr 10 - Mon, Apr 13

12:40 pm - 9:19 pm

MRY

PIA

6h 39m

1 stop

8:50 am - 5:58 pm

PIA

MRY

11h 08m

2 stops

$455United Airlines

Wed, Apr 8 - Tue, Apr 14

7:22 pm - 8:27 am

MRY

STL

11h 05m

2 stops

12:27 pm - 10:44 pm

STL

MRY

12h 17m

2 stops

$460American Airlines

Thu, May 14 - Sat, May 16

12:40 pm - 10:59 pm

MRY

STL

8h 19m

1 stop

12:27 pm - 10:44 pm

STL

MRY

12h 17m

2 stops

$508American Airlines

Fri, Apr 10 - Mon, Apr 13

Alaska Airlines flights from Monterey to Illinois

Our best Alaska Airlines deals on Monterey to Illinois flight tickets

Alaska Airlines

May 7

MRY2:51 pmMonterey Regional

6h 52m

1 stop

ORD11:43 pmChicago O'Hare Intl

May 12

ORD8:50 amChicago O'Hare Intl

7h 24m

1 stop

MRY2:14 pmMonterey Regional

$308

Alaska Airlines

Apr 15

MRY6:00 amMonterey Regional

11h 02m

1 stop

ORD7:02 pmChicago O'Hare Intl

Apr 22

ORD8:00 amChicago O'Hare Intl

17h 59m

2 stops

MRY11:59 pmMonterey Regional

$313

Alaska Airlines

May 27

MRY2:55 pmMonterey Regional

20h 19m

1 stop

ORD1:14 pmChicago O'Hare Intl

Jun 3

ORD9:00 amChicago O'Hare Intl

7h 18m

1 stop

MRY2:18 pmMonterey Regional

$329

United Airlines flights from Monterey to Illinois

Our best United Airlines deals on Monterey to Illinois flight tickets

United Airlines

May 16

MRY12:05 pmMonterey Regional

7h 48m

1 stop

ORD9:53 pmChicago O'Hare Intl

May 26

ORD3:47 pmChicago O'Hare Intl

6h 49m

1 stop

MRY8:36 pmMonterey Regional

$369

United Airlines

May 16

MRY12:05 pmMonterey Regional

7h 48m

1 stop

ORD9:53 pmChicago O'Hare Intl

May 26

ORD6:00 amChicago O'Hare Intl

7h 41m

1 stop

MRY11:41 amMonterey Regional

$418

United Airlines

Apr 10

MRY7:00 pmMonterey Regional

8h 50m

1 stop

STL5:50 amLambert-St Louis

Apr 13

STL9:10 amLambert-St Louis

10h 48m

2 stops

MRY5:58 pmMonterey Regional

$426

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Thu 5/7

2:51 pm-11:43 pm

1 stop6h 52m

Chicago O'Hare Intl

Tue 5/12

8:50 am-2:14 pm

1 stop7h 24m

$308

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 4/15

6:00 am-7:02 pm

1 stop11h 02m

Chicago O'Hare Intl

Wed 4/22

8:00 am-11:59 pm

2 stops17h 59m

$313

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 5/27

2:55 pm-1:14 pm

1 stop20h 19m

Chicago O'Hare Intl

Wed 6/3

9:00 am-2:18 pm

1 stop7h 18m

$329

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Sun 4/19

5:09 pm-5:50 am

2 stops34h 41m

Chicago O'Hare Intl

Wed 4/22

8:58 pm-4:19 pm

1 stop21h 21m

$332

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 5/13

6:00 am-10:59 pm

2 stops14h 59m

Chicago O'Hare Intl

Fri 5/15

7:59 pm-2:18 pm

1 stop20h 19m

$348

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Sun 5/3

5:09 pm-9:00 pm

1 stop25h 51m

Lambert-St Louis

Wed 5/6

6:51 pm-4:19 pm

1 stop23h 28m

$374

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Fri 4/10

7:00 pm-5:50 am

1 stop8h 50m

Lambert-St Louis

Mon 4/13

9:10 am-5:58 pm

2 stops10h 48m

$426

MontereyPeoria

MRY - PIA

MRYPIA

Monterey Regional

Wed 4/8

12:40 pm-9:19 pm

1 stop6h 39m

Greater Peoria

Tue 4/14

8:50 am-5:58 pm

2 stops11h 08m

$455

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Thu 5/14

7:22 pm-8:27 am

2 stops11h 05m

Lambert-St Louis

Sat 5/16

12:27 pm-10:44 pm

2 stops12h 17m

$460

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Fri 4/10

12:40 pm-10:59 pm

1 stop8h 19m

Lambert-St Louis

Mon 4/13

12:27 pm-10:44 pm

2 stops12h 17m

$508

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 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 Regional to Illinois flights?

There is only 1 cabin class available to choose from on Monterey Regional 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 5% 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	$308
Fastest flight time	6h 13m
Direct flights	Sun
Airports in Illinois	98 airports

The best flight deal from Monterey to Illinois found on momondo in the last 72 hours is $308

The fastest flight from Monterey to Illinois takes 6h 13m

Direct flights go from Monterey to Illinois on Sunday. There are no airlines offering direct flights.

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

Search flight deals

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 March 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 MAX 8, representing 80.00% of all bookings. The subsequent popular model is Boeing 737-800 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 11,489 reviews		Search American Airlines flights
United Airlines	PriceFrom $276	Free Cancellation	Rating 7.4 9,460 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.