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309﷼+ Cheap flights from Illinois

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. 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 — DOH
Mar 13 — Mar 201
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 February 11, 2026.

Good round-trip deal

3,473﷼ or less

Good one-way deal

1,302﷼ 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 February 11, 2026.

Wed 3/41:10 pm
ORD
-
DOH
1 stop22h 45m
Etihad Airways
Thu 3/1210:55 pm
DOH
-
ORD
1 stop17h 40m
Etihad Airways
Deal found 2/72,519﷼
Wed 3/182:10 pm
ORD
-
DOH
1 stop18h 30m
Etihad Airways
Tue 3/315:35 pm
DOH
-
ORD
1 stop23h 00m
Etihad Airways
Deal found 2/72,630﷼
Wed 4/222:00 pm
ORD
-
DOH
1 stop22h 50m
Etihad Airways
Sat 5/95:35 pm
DOH
-
ORD
1 stop23h 00m
Etihad Airways
Deal found 2/72,652﷼
Wed 4/12:00 pm
ORD
-
DOH
1 stop18h 40m
Etihad Airways
Thu 4/94:30 am
DOH
-
ORD
1 stop36h 05m
Etihad Airways
Deal found 2/82,673﷼
Sun 4/52:00 pm
ORD
-
DOH
1 stop18h 40m
Etihad Airways
Tue 4/1410:55 pm
DOH
-
ORD
1 stop17h 40m
Etihad Airways
Deal found 2/82,681﷼
Tue 3/312:00 pm
ORD
-
DOH
1 stop18h 40m
Etihad Airways
Wed 4/810:55 pm
DOH
-
ORD
1 stop17h 40m
Etihad Airways
Deal found 2/102,688﷼
Sun 3/292:00 pm
ORD
-
DOH
1 stop18h 40m
Etihad Airways
Mon 4/1310:55 pm
DOH
-
ORD
1 stop17h 40m
Etihad Airways
Deal found 2/92,695﷼
Sun 3/89:20 pm
ORD
-
DOH
1 stop19h 30m
Turkish Airlines
Tue 3/101:50 am
DOH
-
ORD
1 stop17h 15m
Turkish Airlines
Deal found 2/102,724﷼
Mon 4/62:00 pm
ORD
-
DOH
1 stop18h 40m
Etihad Airways
Mon 4/2010:45 am
DOH
-
ORD
1 stop29h 50m
Etihad Airways
Deal found 2/102,731﷼
Thu 2/268:20 pm
ORD
-
DOH
1 stop19h 30m
Turkish Airlines
Tue 3/31:50 am
DOH
-
ORD
1 stop25h 35m
Turkish Airlines
Deal found 2/82,756﷼
Thu 2/261:10 pm
ORD
-
DOH
1 stop22h 45m
Etihad Airways
Sat 3/74:35 am
DOH
-
ORD
1 stop36h 00m
Etihad Airways
Deal found 2/72,774﷼

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 February 11, 2026. In the last 7 days, Cheapflights users made a total of 206,823 searches

Fly to

Doha

Route

Depart

Return

Price

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Wed 2/25

1:10 pm-2:25 am

1 stop28h 15m

Doha Hamad Intl

Thu 3/12

4:35 am-8:35 am

1 stop36h 00m

2,630﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Mon 4/20

8:10 pm-12:45 am

1 stop20h 35m

Doha Hamad Intl

Thu 4/23

5:55 am-6:15 pm

1 stop20h 20m

2,763﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Thu 5/14

11:25 am-4:55 am

1 stop33h 30m

Doha Hamad Intl

Thu 6/4

1:45 am-6:15 pm

1 stop24h 30m

3,004﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Wed 3/18

2:10 pm-2:25 am

1 stop28h 15m

Doha Hamad Intl

Tue 3/31

10:55 pm-1:34 pm

2 stops22h 39m

3,145﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Sun 4/5

4:20 pm-2:00 pm

2 stops37h 40m

Doha Hamad Intl

Wed 4/15

3:00 pm-2:15 pm

3 stops31h 15m

3,220﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Mon 4/27

4:50 pm-2:00 pm

2 stops37h 10m

Doha Hamad Intl

Sat 5/2

3:00 pm-2:15 pm

3 stops31h 15m

3,220﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Tue 4/7

4:20 pm-2:00 pm

2 stops37h 40m

Doha Hamad Intl

Mon 4/20

3:00 pm-2:15 pm

3 stops31h 15m

3,220﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Sun 4/12

4:20 pm-2:00 pm

2 stops37h 40m

Doha Hamad Intl

Tue 4/21

3:00 pm-2:30 pm

3 stops31h 30m

3,220﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Wed 4/8

4:50 pm-2:00 pm

2 stops37h 10m

Doha Hamad Intl

Wed 4/15

3:00 pm-2:15 pm

3 stops31h 15m

3,220﷼

ChicagoDoha

ORD - DOH

ORDDOH

Chicago O'Hare Intl

Sun 4/12

4:20 pm-2:00 pm

2 stops37h 40m

Doha Hamad Intl

Sun 4/19

3:00 pm-2:30 pm

3 stops31h 30m

3,220﷼

Flights are sorted by cheapest return flights first.

Deals found on 2/8

Showing 1-10 of 21 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 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, March is the cheapest month in which you can book a flight from Illinois (average of 2,475﷼). Flying from Illinois in December will prove the most costly (average of 3,616﷼). 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 Toronto, with prices starting at 1,302﷼. Explore other affordable destinations below.

Toronto
Toronto
From 1,302﷼
Amman Queen Alia Intl
Amman Queen Alia Intl
From 3,473﷼

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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 February 11, 2026.

  • What is the cheapest month to fly from Illinois?

    March is currently the cheapest month to fly from Illinois. At this moment in time December 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 Doha from 2,519﷼ round trip

  • 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?

    Need flexible booking options for your flight from Illinois ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

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?

Need flexible booking options for your flight from Illinois ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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