401﷼+ 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 9/18. 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.
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 August 26, 2025.
Good round-trip deal | 281﷼ or less |
---|---|
Good one-way deal | 1,053﷼ or less |
Find flights from Illinois
Cheapest flights from IllinoisExplore the most affordable flight options available from Illinois. Find the lowest fares based on data from user searches, with prices last updated on August 26, 2025.
Explore the most affordable flight options available from Illinois. Find the lowest fares based on data from user searches, with prices last updated on August 26, 2025.
Find flights from Illinois within your budget
Fly to
Route
Depart
Return
Price
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Mon 9/8
11:45 pm-4:55 am
1 stop21h 10m
Doha Hamad Intl
Tue 9/23
12:35 pm-9:40 am
1 stop29h 05m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Mon 9/8
11:45 pm-4:55 am
1 stop21h 10m
Doha Hamad Intl
Thu 9/11
12:35 pm-9:40 am
1 stop29h 05m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Wed 10/8
11:45 pm-4:55 am
1 stop21h 10m
Doha Hamad Intl
Wed 10/15
5:55 am-9:40 am
1 stop35h 45m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Mon 12/1
11:50 am-12:50 am
1 stop28h 00m
Doha Hamad Intl
Tue 2/24
1:45 pm-10:05 am
1 stop29h 20m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Thu 9/4
1:55 pm-9:00 pm
1 stop23h 05m
Doha Hamad Intl
Wed 9/17
10:45 am-8:45 am
1 stop30h 00m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Wed 10/8
11:45 pm-11:35 am
1 stop27h 50m
Doha Hamad Intl
Sat 11/22
6:45 am-6:25 pm
1 stop20h 40m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Wed 10/22
11:45 pm-11:35 am
1 stop27h 50m
Doha Hamad Intl
Thu 10/30
1:45 pm-11:05 am
1 stop29h 20m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Tue 10/7
11:25 am-12:45 am
1 stop29h 20m
Doha Hamad Intl
Thu 11/20
1:50 am-6:25 pm
1 stop25h 35m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Sat 11/1
2:10 pm-9:35 am
1 stop35h 25m
Doha Hamad Intl
Sat 11/15
10:55 pm-7:55 am
1 stop18h 00m
ChicagoDoha
ORD - DOH
ORDDOH
Chicago O'Hare Intl
Fri 9/12
1:55 pm-9:00 pm
1 stop23h 05m
Doha Hamad Intl
Thu 9/25
10:40 pm-8:45 am
1 stop18h 05m
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.
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 2,835﷼). Flying from Illinois in May will prove the most costly (average of 4,603﷼). 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 Washington, D.C., with prices starting at 280﷼. Explore other affordable destinations below.
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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 August 26, 2025.
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How does Cheapflights help users find flights from Illinois?
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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?
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