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Illinois

$43+ Cheap flights from 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CUN
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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What to know about flights from Illinois

Discover essential information about flights departing from Illinois, including flight schedules, destinations, airlines operating at the Illinois airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated March 3, 2025.

Good round-trip deal

$82 or less

Good one-way deal

$42 or less
Price to beat on a round-trip flight from Illinois.
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Price to beat on a one-way flight from Illinois.
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Find flights from Illinois

Cheapest flights from Illinois
Explore the most affordable flight options available from Illinois. Find the lowest fares based on data from user searches, with prices last updated on March 3, 2025.

Tue 4/15:55 amORD - LGA
Nonstop2h 05mSpirit Airlines
Tue 4/84:40 pmLGA - ORD
Nonstop2h 46mSpirit Airlines
Deal found 3/2$87
Thu 3/279:57 pmORD - DFW
Nonstop2h 51mSpirit Airlines
Wed 4/22:21 pmDFW - ORD
1 stop15h 25mSpirit Airlines
Deal found 3/3$95
Thu 4/39:30 amORD - DFW
Nonstop2h 48mFrontier
Mon 4/78:41 amDFW - ORD
Nonstop2h 36mFrontier
Deal found 3/2$98
Fri 5/28:40 amORD - DFW
Nonstop2h 47mMultiple Airlines
Thu 5/83:20 pmDFW - ORD
Nonstop2h 30mMultiple Airlines
Deal found 3/3$103
Tue 5/136:00 amORD - FLL
1 stop6h 22mSpirit Airlines
Tue 6/32:27 pmFLL - ORD
1 stop9h 01mSpirit Airlines
Deal found 3/2$110
Thu 3/2710:01 amORD - LAS
1 stop6h 34mSpirit Airlines
Wed 4/21:01 amLAS - ORD
Nonstop3h 41mSpirit Airlines
Deal found 3/3$113
Sat 4/127:20 amORD - MCO
Nonstop2h 53mMultiple Airlines
Tue 4/156:34 pmMCO - ORD
Nonstop3h 09mMultiple Airlines
Deal found 3/1$114
Sat 3/297:59 pmORD - LAS
Nonstop4h 16mMultiple Airlines
Fri 4/41:01 amLAS - ORD
Nonstop3h 41mMultiple Airlines
Deal found 3/3$116
Fri 4/48:33 pmORD - MCO
1 stop25h 56mSpirit Airlines
Tue 4/811:36 amMCO - ORD
Nonstop3h 12mSpirit Airlines
Deal found 3/2$116
Wed 4/168:50 amORD - LGA
1 stop6h 39mMultiple Airlines
Wed 4/234:38 pmLGA - ORD
Nonstop2h 39mMultiple Airlines
Deal found 3/2$118
Sun 4/69:25 amORD - MCO
Nonstop2h 56mFrontier
Thu 4/105:34 pmMCO - ORD
Nonstop3h 21mFrontier
Deal found 3/3$125
Wed 4/212:30 pmORD - LAX
Nonstop4h 46mSpirit Airlines
Sun 4/134:59 pmLAX - ORD
Nonstop4h 06mSpirit Airlines
Deal found 3/2$128

Find flights from Illinois within your budget

Find flights departing from Illinois that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on March 3, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Cancún

Route

Depart

Return

Price

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Tue 4/1

5:55 am-9:00 am

Nonstop2h 05m

New York LaGuardia

Tue 4/8

4:40 pm-6:26 pm

Nonstop2h 46m

$87

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 3/27

9:57 pm-12:48 am

Nonstop2h 51m

Dallas/Fort Worth

Wed 4/2

2:21 pm-5:46 am

1 stop15h 25m

$95

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Fri 3/28

5:05 am-7:52 am

Nonstop2h 47m

Dallas/Fort Worth

Tue 4/1

1:38 pm-4:09 pm

Nonstop2h 31m

$96

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 5/1

8:30 am-11:17 am

Nonstop2h 47m

Dallas/Fort Worth

Mon 5/5

8:22 pm-5:45 am

1 stop9h 23m

$104

ChicagoFort Lauderdale

ORD - FLL

ORDFLL

Chicago O'Hare Intl

Tue 5/13

6:00 am-1:22 pm

1 stop6h 22m

Fort Lauderdale

Tue 6/3

2:27 pm-10:28 pm

1 stop9h 01m

$110

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Sat 4/12

7:20 am-11:13 am

Nonstop2h 53m

Orlando

Tue 4/15

6:34 pm-8:43 pm

Nonstop3h 09m

$114

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 4/11

4:55 pm-10:20 pm

1 stop7h 25m

Las Vegas Harry Reid Intl

Tue 4/15

8:20 am-2:03 pm

Nonstop3h 43m

$114

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 4/3

8:00 am-10:16 am

Nonstop4h 16m

Las Vegas Harry Reid Intl

Mon 4/7

11:28 pm-5:08 am

Nonstop3h 40m

$115

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Fri 4/4

8:33 pm-11:29 pm

1 stop25h 56m

Orlando

Tue 4/8

11:36 am-1:48 pm

Nonstop3h 12m

$116

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Wed 4/16

8:50 am-4:29 pm

1 stop6h 39m

New York LaGuardia

Wed 4/23

4:38 pm-6:17 pm

Nonstop2h 39m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 60 results
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Best time to book a flight from Illinois

Have a flexible travel schedule? Discover the best time to fly from Illinois 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.

Travel insights for flights from Illinois

Get recent, data-driven insights about flights from Illinois including ideal travel times, pricing trends, and more.

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

Currently, April is the cheapest month in which you can book a flight from Illinois (average of $28). Flying from Illinois in June will prove the most costly (average of $155). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Illinois?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Cancún. Price data was last updated on October 20, 2024.

Those who are seeking the cheapest fare on flights departing from Illinois would be wise to consider leaving during Wednesday at noon when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Monday afternoons when fares are usually the most expensive.

Which airlines fly from Illinois?

For flights departing from Illinois check dates and pricing for the following: United Airlines, American Airlines, Spirit Airlines, Frontier, Volaris. These airlines depart to the following popular destinations: Cancún.

United Airlines

United Airlines

From $95

American Airlines

American Airlines

From $91

Frontier

Frontier

From $37

Spirit Airlines

Spirit Airlines

From $26

What is the cheapest place to fly to from Illinois?

The cheapest city to fly to from Illinois is Nashville Intl, with prices starting at $19. Explore other affordable destinations below.

Nashville Intl

Nashville Intl

From $19

Miami

Miami

From $24

Washington, D.C.

Washington, D.C.

From $24

Orlando

Orlando

From $24

Airline reviews for flights from Illinois

Read reviews and ratings of airlines operating flights from Illinois. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Illinois travel. Please note that the reviews are sourced from user searches and were last updated on March 3, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Aeromexico
7.5
Good
1,744 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Turkish Airlines
7.3
Good
3,795 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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Related info for your journey

Access useful and relevant information related to your journey from Illinois. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated March 3, 2025.

  • What is the cheapest airport to fly out of Illinois?

    Chicago O'Hare Intl airport offers the cheapest routes to Belize City, from $46; whereas Chicago Midway airport is typically cheaper if you're flying to Guatemala City, from $78. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Illinois?

    April is currently the cheapest month to fly from Illinois. At this moment in time June is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Illinois?

    Check out the cheapest flights from Illinois to embark to:
    Fly from Chicago to Atlanta from $46 round trip
    Fly from Chicago to Dallas from $66 round trip
    Fly from Chicago to New Orleans from $66 round trip
    Fly from Chicago to Las Vegas from $67 round trip
    Fly from Chicago to New York from $69 round trip

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