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$145+ Cheap flights from Monterey (MRY) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
MRY — ORD
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Monterey to Illinois

Cheapest flights from Monterey to Illinois
Explore the most affordable flight options available from Monterey to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:06 pm
MRY
-
ORD
1 stop6h 53m
Alaska Airlines
Sat 10/319:20 am
ORD
-
MRY
1 stop7h 13m
Alaska Airlines
Deal found 1/25$289
This Alaska Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:46 pm
MRY
-
ORD
1 stop10h 14m
Alaska Airlines
Sat 10/312:03 pm
ORD
-
MRY
2 stops11h 25m
Alaska Airlines
Deal found 1/26$294
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/272:05 pm
MRY
-
ORD
Nonstop4h 50m
United Airlines
Thu 7/22:10 pm
ORD
-
MRY
1 stop7h 28m
United Airlines
Deal found 1/25$310
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:21 pm
MRY
-
STL
2 stops11h 14m
American Airlines
Mon 2/234:13 pm
STL
-
MRY
2 stops9h 10m
American Airlines
Deal found 1/26$320
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/193:30 pm
MRY
-
ORD
1 stop7h 29m
United Airlines
Sun 6/216:10 am
ORD
-
MRY
1 stop7h 15m
United Airlines
Deal found 1/26$324
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:00 am
MRY
-
ORD
1 stop15h 59m
Alaska Airlines
Sat 2/283:07 pm
ORD
-
MRY
1 stop10h 36m
Alaska Airlines
Deal found 1/27$343
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:00 am
MRY
-
ORD
1 stop15h 59m
Alaska Airlines
Fri 2/273:07 pm
ORD
-
MRY
1 stop10h 36m
Alaska Airlines
Deal found 1/28$346
This Expedia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
MRY
-
ORD
2 stops15h 59m
Alaska Airlines
Wed 3/256:00 am
ORD
-
MRY
2 stops19h 48m
Alaska Airlines
Deal found 1/27$351
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 am
MRY
-
ORD
1 stop15h 59m
Alaska Airlines
Fri 2/203:07 pm
ORD
-
MRY
1 stop10h 36m
Alaska Airlines
Deal found 1/27$353
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:12 pm
MRY
-
ORD
1 stop8h 57m
American Airlines
Fri 7/32:21 pm
ORD
-
MRY
1 stop6h 10m
American Airlines
Deal found 1/28$357
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:00 am
MRY
-
STL
1 stop6h 14m
United Airlines
Mon 2/2311:25 am
STL
-
MRY
2 stops12h 05m
United Airlines
Deal found 1/26$419
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/312:35 pm
MRY
-
STL
1 stop6h 23m
United Airlines
Sat 2/75:00 pm
STL
-
MRY
1 stop6h 59m
United Airlines
Deal found 1/25$449

Find flight deals from Monterey to Illinois

Keep the following information in mind while searching for Monterey to Illinois flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(United Airlines)

One-way from

$145
(Alaska Airlines)

Popular in

November

Cheapest in

February

Average price

$385
Provider with most accurate pricing for San Francisco-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Chicago (CHI) flights.
Search Deals
From Monterey Regional to Illinois
Search Deals
One-way flight from Monterey Regional to Illinois
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterey to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Monterey to Illinois that are best for you.

Fly from

Monterey

Fly to

Illinois

Route

Depart

Return

Price

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 3/18

2:01 pm-11:00 pm

1 stop6h 59m

Chicago O'Hare Intl

Wed 3/25

12:54 pm-6:01 pm

1 stop7h 07m

$289

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Sat 6/27

2:05 pm-8:55 pm

Nonstop4h 50m

Chicago O'Hare Intl

Thu 7/2

2:10 pm-7:38 pm

1 stop7h 28m

$310

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Mon 2/23

6:00 am-11:59 pm

1 stop15h 59m

Chicago O'Hare Intl

Fri 2/27

3:07 pm-11:43 pm

1 stop10h 36m

$346

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 2/18

6:00 am-11:59 pm

1 stop15h 59m

Chicago O'Hare Intl

Thu 2/19

3:07 pm-11:43 pm

1 stop10h 36m

$353

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Mon 2/23

6:00 am-11:59 pm

1 stop15h 59m

Chicago O'Hare Intl

Sat 2/28

3:07 pm-11:43 pm

1 stop10h 36m

$353

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Wed 2/18

6:00 am-11:59 pm

1 stop15h 59m

Chicago O'Hare Intl

Fri 2/20

3:07 pm-11:43 pm

1 stop10h 36m

$353

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Sun 6/28

7:12 pm-6:09 am

1 stop8h 57m

Chicago O'Hare Intl

Fri 7/3

10:20 am-3:38 pm

1 stop7h 18m

$357

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Fri 2/20

5:00 am-1:14 pm

1 stop6h 14m

Lambert-St Louis

Mon 2/23

11:25 am-9:30 pm

2 stops12h 05m

$419

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Sun 2/8

6:30 am-3:37 pm

1 stop7h 07m

Lambert-St Louis

Mon 2/16

7:41 am-5:20 pm

2 stops11h 39m

$453

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Sun 5/10

6:00 am-4:57 pm

2 stops8h 57m

Lambert-St Louis

Wed 5/13

7:45 am-6:11 pm

2 stops12h 26m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 25 results
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Best time to book a flight from Monterey to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Monterey with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Monterey to Illinois

What is the cheapest month to book a flight from Monterey to Illinois?

Currently, October is the cheapest month in which you can book a flight from Monterey to Illinois (average of $125). Flying from Monterey to Illinois in December is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 28, 2026.
Read through reviews of airlines operating flights from Monterey to Illinois, such as Alaska Airlines, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,800 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,800 reviews
Alaska Airlines
8.0
Very good
11,800 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,208 reviews
Alaska Airlines
8.0
Very good
11,800 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,201 reviews
Alaska Airlines
8.0
Very good
11,800 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Monterey to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Monterey to Illinois?

    If you book a flight to Illinois from Monterey, you will be flying from Monterey Regional, which is the city’s only airport. Monterey Regional (MRY) is located 3.2 mi from the center of Monterey.

  • How long is the flight from Monterey to Illinois?

    For as low as $289, United Airlines can have you in Illinois from Monterey in 6h 59m. The distance from Monterey to Illinois is about 1839 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Monterey to Illinois?

    When deciding which route to take from Monterey to Illinois consider Monterey Regional - Chicago O'Hare Intl, Monterey Regional - Lambert-St Louis or Monterey Regional - Greater Peoria as they are the most popular.

  • Can I find deals for flights from Monterey to Illinois that include hotel bookings?

    Yes. In addition to deals on Monterey to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Monterey to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Monterey to Illinois.

  • Can I find deals for business class flights from Monterey to Illinois?

    Yes. Cheapflights offers flight deals from Monterey to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Monterey to Illinois?

    Currently, October is the cheapest month in which you can book a flight from Monterey to Illinois (average of $125). Flying from Monterey to Illinois in December is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Monterey to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Monterey to Illinois

Discover the top 2 airlines that operate flights from Monterey to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$573FlexibilityNo cancel feeOn-time69%

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