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Cheap Flights to Illinois
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Economy
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 in | August | High demand for flights, 8% potential price rise |
| Cheapest in | September | Best time to find cheap flights, 3% potential price drop |
| Average price | 3,938﷼ | Average for round-trip flights in September 2021 |
| Round-trip from | 3,167﷼ | From Doha Hamad Intl to Illinois |
| One-way from | 36﷼ | One-way flight from Doha Hamad Intl (DOH) to Illinois |
Cheap flights to Illinois in September, October 2021
The best prices found for ORD flights for September, October
31 Oct - 14 Nov
3,050﷼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
1 Oct - 30 Oct
3,167﷼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
26 Sep - 6 Oct
3,349﷼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
Illinois 2021 flight deals
Cheap flights to Illinois found for this year
31 Oct - 14 Nov
3,050﷼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
1 Oct - 30 Oct
3,167﷼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
2 Nov - 29 Dec
3,280﷼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
Last minute flights to Illinois
Late deals on return flights to Illinois, departing today and this week
26 Sep - 6 Oct
3,349﷼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
25 Sep - 6 Oct
3,891﷼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
30 Sep - 30 Oct
4,110﷼pp
DOH
Doha Hamad Intl
Multiple airlines
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
3 STOPS
DOH
Doha Hamad Intl
COVID Restrictions
View COVID Travel Restrictions for Illinois
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When is the best time to book a flight to Illinois?
The price you pay for your flight to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Which day is cheapest to fly to Illinois?
At the moment, Friday is the most economical day to take a flight to Illinois. Sunday is likely to be the most costly.
What time of day is cheapest to fly to Illinois?
To get the best value, try booking a flight in the evening when visiting Illinois. Generally the prices will increase for flights in the morning as these tend to have higher demand.
Alternative, similarly priced destinations
See alternative destinations where airfare is generally forecast to be close to Illinois flight prices.
Find flights to Illinois
Select your preferred flight destination in Illinois from the list below.
Select your preferred route to Illinois from Qatar below
Cheapest flights to USA
Not set on Illinois? See the cheapest flights to Qatar. Airfare prices updated on September 20, 2021.
Doha to Chicago flights
from 3,167﷼ pp
Doha to New York flights
from 3,251﷼ pp
Doha to Boston flights
from 3,484﷼ pp
Doha to Washington flights
from 3,688﷼ pp
Doha to Orlando flights
from 3,739﷼ pp
Doha to Houston flights
from 3,855﷼ pp
Doha to Las Vegas flights
from 3,863﷼ pp
Doha to Philadelphia flights
from 4,045﷼ pp
Doha to West Palm Beach flights
from 4,059﷼ pp
Doha to Miami flights
from 4,117﷼ pp
Doha to Buffalo flights
from 4,146﷼ pp
Doha to Atlanta flights
from 4,176﷼ pp
Doha to Los Angeles flights
from 4,187﷼ pp
Doha to Pittsburgh flights
from 4,256﷼ pp
Doha to San Francisco flights
from 4,347﷼ pp
Doha to Dallas flights
from 4,394﷼ pp
Popular flight searches
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