Cheap Flights to Illinois

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Home USA Cheap flights to Illinois, United States

Flights to Illinois in 2021

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inAugustHigh demand for flights, 8% potential price rise
Cheapest inSeptemberBest time to find cheap flights, 3% potential price drop
Average price4,002﷼Average for round-trip flights in April 2021
Round-trip from4,052﷼From Doha to Chicago
One-way from2,638﷼One-way flight from Doha to Chicago

When is the best time to book a flight to Illinois?

The best time to book flights to Illinois is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Which day is cheapest to fly to Illinois?

The cheapest flights to Illinois are usually found when departing on a Friday. The departure day with the highest cost at present is Sunday.

What time of day is cheapest to fly to Illinois?

At the moment, flights in the evening are likely to offer the best value for money for your Illinois trip. A flight in the morning will more often than not be of higher cost.

Cheap flights to Illinois in April, May 2021

The best prices found for ORD flights for April, May
13 May - 2 Jun
4,034﷼pp
DOH
Doha Hamad Intl
Multiple airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
DOH
Doha Hamad Intl
13 May - 2 Jun
4,142﷼pp
DOH
Doha Hamad Intl
Royal Jordanian
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Royal Jordanian
 
1 STOP
DOH
Doha Hamad Intl
20 May - 3 Jun
4,222﷼pp
DOH
Doha Hamad Intl
Turkish Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Turkish Airlines
 
1 STOP
DOH
Doha Hamad Intl

Illinois 2021 flight deals

Cheap flights to Illinois found for this year
10 Jun - 12 Sep
3,778﷼pp
DOH
Doha Hamad Intl
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
DOH
Doha Hamad Intl
11 Jun - 12 Sep
3,897﷼pp
DOH
Doha Hamad Intl
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
DOH
Doha Hamad Intl
13 May - 2 Jun
4,034﷼pp
DOH
Doha Hamad Intl
Multiple airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
DOH
Doha Hamad Intl

Last minute flights to Illinois

Late deals on return flights to Illinois, departing today and this week
22 Apr - 21 May
4,337﷼pp
DOH
Doha Hamad Intl
Turkish Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Turkish Airlines
 
1 STOP
DOH
Doha Hamad Intl
22 Apr - 21 May
4,536﷼pp
DOH
Doha Hamad Intl
Royal Jordanian
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Royal Jordanian
   
2 STOPS
DOH
Doha Hamad Intl
21 Apr - 21 May
4,709﷼pp
DOH
Doha Hamad Intl
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
DOH
Doha Hamad Intl

Alternative, similarly priced destinations

See alternative destinations where airfare is generally forecast to be close to Illinois flight prices.

Find flights to Illinois

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Select your preferred route to Illinois from Qatar below
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Cheapest flights to USA

Not set on Illinois? See the cheapest flights to Qatar. Airfare prices updated on April 14, 2021.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.
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