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RM 310+ 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 17/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — KUL
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

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 travellers. Please note that the information is based on the most recent updates available. Data last updated 17 March 2026.

Good round-trip deal

RM 311 or less

Good one-way deal

RM 206 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

Enter your travel dates to find the best prices.

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 17 March 2026.

Sat 25/412:53
ORD
-
EWR
Nonstop2h 07m
Spirit Airlines
Sun 3/510:08
EWR
-
ORD
Nonstop2h 34m
Spirit Airlines
Deal found 14/3RM 412
Mon 27/412:47
ORD
-
EWR
Nonstop2h 07m
Spirit Airlines
Mon 4/510:08
EWR
-
ORD
Nonstop2h 34m
Spirit Airlines
Deal found 13/3RM 456
Wed 1/418:01
ORD
-
EWR
Nonstop2h 08m
Spirit Airlines
Wed 1/422:54
EWR
-
ORD
Nonstop2h 28m
Spirit Airlines
Deal found 17/3RM 585
Tue 28/405:05
ORD
-
EWR
1 stop11h 55m
Spirit Airlines
Tue 12/516:23
EWR
-
ORD
1 stop9h 04m
Spirit Airlines
Deal found 12/3RM 589
Mon 27/412:47
ORD
-
EWR
Nonstop2h 07m
Multiple Airlines
Mon 4/522:29
EWR
-
ORD
1 stop10h 26m
Multiple Airlines
Deal found 13/3RM 621
Thu 28/512:47
ORD
-
EWR
Nonstop2h 07m
Spirit Airlines
Sat 30/510:08
EWR
-
ORD
Nonstop2h 34m
Spirit Airlines
Deal found 14/3RM 640
Thu 23/412:47
ORD
-
EWR
Nonstop2h 07m
Spirit Airlines
Thu 23/421:00
EWR
-
ORD
1 stop13h 05m
Spirit Airlines
Deal found 16/3RM 719
Thu 2/418:01
ORD
-
EWR
Nonstop2h 08m
Spirit Airlines
Sun 5/412:23
EWR
-
ORD
1 stop8h 28m
Spirit Airlines
Deal found 13/3RM 723
Fri 24/412:47
ORD
-
EWR
Nonstop2h 07m
Spirit Airlines
Sun 26/421:00
EWR
-
ORD
1 stop13h 05m
Spirit Airlines
Deal found 14/3RM 738
Mon 27/416:28
ORD
-
EWR
1 stop7h 48m
Frontier
Mon 4/522:29
EWR
-
ORD
1 stop10h 26m
Frontier
Deal found 13/3RM 750
Wed 1/418:01
ORD
-
EWR
Nonstop2h 08m
Spirit Airlines
Thu 2/405:10
EWR
-
ORD
1 stop12h 46m
Spirit Airlines
Deal found 17/3RM 754
Wed 2/913:03
ORD
-
KUL
2 stops33h 07m
Multiple Airlines
Wed 30/912:20
KUL
-
ORD
2 stops31h 40m
Multiple Airlines
Deal found 13/3RM 2,597

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 17 March 2026. In the last 7 days, Cheapflights users made a total of 407,431 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Thu 2/4

18:01-21:09

Nonstop2h 08m

Newark

Fri 3/4

22:54-00:22

Nonstop2h 28m

RM 762

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Tue 9/6

06:00-09:12

Nonstop2h 12m

Newark

Wed 24/6

07:00-08:42

Nonstop2h 42m

RM 774

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Wed 3/6

06:00-09:12

Nonstop2h 12m

Newark

Sun 7/6

07:00-08:42

Nonstop2h 42m

RM 774

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Thu 3/9

21:35-00:57

Nonstop2h 22m

Newark

Mon 7/9

07:00-08:43

Nonstop2h 43m

RM 852

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Mon 1/6

21:19-00:42

Nonstop2h 23m

Newark

Tue 2/6

19:12-21:00

Nonstop2h 48m

RM 852

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 30/5

07:05-14:23

1 stop6h 18m

Newark

Mon 1/6

06:00-10:29

1 stop5h 29m

RM 931

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 11/4

22:10-01:30

Nonstop2h 20m

Newark

Sat 18/4

21:50-23:37

Nonstop2h 47m

RM 931

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Fri 31/7

17:45-23:01

1 stop4h 16m

Newark

Tue 4/8

13:00-18:41

1 stop6h 41m

RM 1,002

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Thu 2/4

18:01-21:09

Nonstop2h 08m

Newark

Sat 4/4

06:00-17:15

1 stop12h 15m

RM 1,049

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Tue 14/4

06:00-09:10

Nonstop2h 10m

Newark

Tue 21/4

14:24-16:04

Nonstop2h 40m

RM 1,049

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 return 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, October is the cheapest month in which you can book a flight from Illinois (average of RM 2,439). Flying from Illinois in June will prove the most costly (average of RM 4,046). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What is the cheapest place to fly to from Illinois?

The cheapest city to fly to from Illinois is Monterrey Gen Mariano Escobedo, with prices starting at RM 206. Explore other affordable destinations below.

Monterrey Gen Mariano Escobedo
Monterrey Gen Mariano Escobedo
From RM 206
Mexico City Benito Juarez
Mexico City Benito Juarez
From RM 299
Boston Logan Intl
Boston Logan Intl
From RM 311
Washington, D.C.
Washington, D.C.
From RM 1,479

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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 17 March 2026.

  • What is the cheapest month to fly from Illinois?

    Currently, the cheapest month for flights from Illinois is October. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Illinois?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Illinois?

    Millions of users choose and trust Cheapflights to book the best flight deals from Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Illinois with no change fees?

    Certainly. Search results for flights from Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Illinois become cheaper?

    Of course! You can now track prices for flights from Illinois and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois?

Millions of users choose and trust Cheapflights to book the best flight deals from Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Illinois with no change fees?

Certainly. Search results for flights from Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Illinois become cheaper?

Of course! You can now track prices for flights from Illinois and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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