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$139+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
MRY — ORD
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
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 December 15, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
Thu 12/256:00 amMRY - ORD
1 stop6h 37mAlaska Airlines
Mon 1/58:39 amORD - MRY
1 stop17h 08mAlaska Airlines
Deal found 12/13$380
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 12/176:00 amMRY - ORD
1 stop6h 09mAlaska Airlines
Mon 1/58:58 pmORD - MRY
1 stop19h 27mAlaska Airlines
Deal found 12/15$389
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Wed 12/174:23 pmMRY - ORD
1 stop6h 18mAmerican Airlines
Mon 1/55:25 pmORD - MRY
1 stop7h 59mAmerican Airlines
Deal found 12/14$390
This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
Thu 12/256:00 amMRY - ORD
1 stop6h 37mAlaska Airlines
Sun 1/48:58 pmORD - MRY
1 stop28h 49mAlaska Airlines
Deal found 12/13$435
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/256:00 amMRY - ORD
1 stop6h 37mAlaska Airlines
Thu 1/13:37 pmORD - MRY
1 stop10h 10mAlaska Airlines
Deal found 12/14$477
This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
Fri 12/266:00 amMRY - ORD
1 stop6h 37mAlaska Airlines
Mon 1/58:39 amORD - MRY
1 stop17h 08mAlaska Airlines
Deal found 12/13$489
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/272:30 pmMRY - ORD
1 stop8h 39mUnited Airlines
Mon 1/53:47 pmORD - MRY
1 stop8h 12mUnited Airlines
Deal found 12/13$533
This United Airlines deal was found by Cheapflights users on 12/12. 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 12/302:30 pmMRY - STL
1 stop6h 00mUnited Airlines
Wed 1/75:00 pmSTL - MRY
1 stop6h 59mUnited Airlines
Deal found 12/12$537
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/302:30 pmMRY - STL
1 stop6h 00mUnited Airlines
Fri 1/22:45 pmSTL - MRY
2 stops21h 03mUnited Airlines
Deal found 12/15$731
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/296:00 amMRY - STL
2 stops9h 54mUnited Airlines
Fri 1/22:45 pmSTL - MRY
2 stops21h 03mUnited Airlines
Deal found 12/14$736

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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Alaska Airlines)

One-way from

$139
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$458
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 ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 15, 2025.
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

Sat 1/17

3:14 pm-11:37 pm

1 stop6h 23m

Chicago O'Hare Intl

Wed 1/21

3:44 pm-11:26 pm

1 stop9h 42m

$279

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Mon 2/23

2:43 pm-11:59 pm

1 stop7h 16m

Chicago O'Hare Intl

Sat 2/28

3:54 pm-6:36 pm

1 stop28h 42m

$289

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Fri 1/23

3:14 pm-11:37 pm

1 stop6h 23m

Chicago O'Hare Intl

Tue 1/27

2:06 pm-11:26 pm

2 stops11h 20m

$294

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Mon 2/23

2:43 pm-11:59 pm

1 stop7h 16m

Chicago O'Hare Intl

Fri 2/27

7:00 am-6:36 pm

1 stop13h 36m

$298

MontereyChicago

MRY - ORD

MRYORD

Monterey Regional

Tue 3/10

6:00 am-2:58 pm

1 stop6h 58m

Chicago O'Hare Intl

Tue 3/24

7:00 am-1:35 pm

1 stop8h 35m

$324

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Fri 1/30

6:09 am-1:53 pm

1 stop5h 44m

Lambert-St Louis

Mon 2/2

2:38 pm-7:05 pm

1 stop6h 27m

$367

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Sat 1/24

7:00 am-8:58 pm

2 stops11h 58m

Lambert-St Louis

Mon 1/26

5:00 pm-9:59 pm

1 stop6h 59m

$372

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Fri 1/30

6:00 am-10:46 pm

2 stops14h 46m

Lambert-St Louis

Mon 2/2

2:50 pm-11:26 pm

2 stops10h 36m

$377

MontereySt. Louis

MRY - STL

MRYSTL

Monterey Regional

Sat 1/31

3:14 pm-1:54 pm

2 stops20h 40m

Lambert-St Louis

Wed 2/4

2:50 pm-11:26 pm

2 stops10h 36m

$381

MontereyPeoria

MRY - PIA

MRYPIA

Monterey Regional

Wed 1/28

12:35 pm-8:47 pm

1 stop6h 12m

Greater Peoria

Sat 1/31

10:45 am-9:18 pm

2 stops12h 33m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 19 results
1
2

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, December is the cheapest month in which you can book a flight from Monterey to Illinois (average of $107). Flying from Monterey to Illinois in November is currently the most expensive (average of $210). 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.

What is the cheapest time of day to fly from MRY to IL?

Find hourly flight availability from Monterey to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

When flying from Monterey to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 47% versus a flight at noon.

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 December 15, 2025.
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
11,455 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,455 reviews
Alaska Airlines
8.0
Very good
11,455 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,092 reviews
Alaska Airlines
8.0
Very good
11,455 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,049 reviews
Alaska Airlines
8.0
Very good
11,455 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 $367, Alaska Airlines can have you in Illinois from Monterey in 5h 44m. The distance from Monterey to Illinois is about 1718 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, December is the cheapest month in which you can book a flight from Monterey to Illinois (average of $107). Flying from Monterey to Illinois in November is currently the most expensive (average of $210). 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

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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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$664FlexibilityNo cancel feeOn-time69%

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