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1,974﷼+ Cheap flights to 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
Apr 25 — May 21
1 adult
1 adult, Economy, 0 bags

Flights to Illinois in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Illinois
Explore the most affordable flight options available to Illinois. Find the lowest fares based on data from user searches, with prices last updated on March 26, 2026.

Fri 5/229:45 pm
DOH
-
ORD
2 stops50h 25m
Oman Air
Mon 6/18:00 pm
ORD
-
DOH
2 stops38h 10m
Oman Air
Deal found 3/223,789﷼
Tue 4/284:10 pm
DOH
-
ORD
2 stops32h 00m
Oman Air
Mon 5/48:00 pm
ORD
-
DOH
2 stops38h 10m
Oman Air
Deal found 3/233,847﷼
Mon 5/41:00 am
DOH
-
ORD
2 stops20h 25m
Multiple Airlines
Tue 5/1211:05 am
ORD
-
DOH
2 stops21h 25m
Multiple Airlines
Deal found 3/223,915﷼
Tue 5/54:15 pm
DOH
-
ORD
1 stop31h 55m
Royal Jordanian
Tue 5/1211:10 am
ORD
-
DOH
1 stop21h 30m
Royal Jordanian
Deal found 3/224,167﷼
Thu 5/76:25 am
DOH
-
ORD
1 stop17h 45m
Royal Jordanian
Thu 5/148:00 pm
ORD
-
DOH
1 stop23h 55m
Royal Jordanian
Deal found 3/234,243﷼
Fri 5/86:30 pm
DOH
-
ORD
2 stops44h 20m
Oman Air
Fri 5/158:00 pm
ORD
-
DOH
2 stops26h 05m
Oman Air
Deal found 3/244,329﷼
Sat 4/253:00 pm
DOH
-
ORD
2 stops56h 10m
KLM
Mon 6/154:50 pm
ORD
-
DOH
2 stops37h 10m
KLM
Deal found 3/244,337﷼
Wed 5/69:45 pm
DOH
-
ORD
2 stops50h 25m
Oman Air
Wed 5/138:00 pm
ORD
-
DOH
2 stops38h 10m
Oman Air
Deal found 3/214,355﷼
Mon 4/131:45 am
DOH
-
ORD
1 stop24h 30m
Turkish Airlines
Sun 4/1911:25 am
ORD
-
DOH
1 stop29h 20m
Turkish Airlines
Deal found 3/234,416﷼
Wed 4/293:00 pm
DOH
-
ORD
2 stops56h 10m
Multiple Airlines
Mon 5/45:10 pm
ORD
-
DOH
2 stops36h 50m
Multiple Airlines
Deal found 3/234,430﷼

Find flight deals to Illinois

Find the latest flights to Illinois in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 206,823 searches and data was last updated on March 26, 2026.

Return from

3,789﷼

One-way from

1,974﷼

Popular in

August

Cheapest in

October

Average price

4,243﷼
Oman Air
  • Oman Air
  • 5/22-6/1
  • 4 total stops
  • 88h 35m total
  • Doha to Chicago
Search Deals
SAUDIA
  • SAUDIA
  • 4/13
  • 2 total stops
  • 55h 36m total
  • Doha to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (517﷼ potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (72﷼ potential savings vs. average return price).
Search Deals
Average for return flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Illinois that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 206,823 searches and data was last updated on March 26, 2026.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Tue 4/28

4:10 pm-4:10 pm

2 stops32h 00m

Chicago O'Hare Intl

Mon 5/4

8:00 pm-6:10 pm

2 stops38h 10m

3,847﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Fri 5/8

6:30 pm-6:50 am

2 stops44h 20m

Chicago O'Hare Intl

Fri 5/15

8:00 pm-6:05 am

2 stops26h 05m

4,329﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Sat 4/25

3:00 pm-3:10 pm

2 stops56h 10m

Chicago O'Hare Intl

Mon 6/15

4:50 pm-2:00 pm

2 stops37h 10m

4,337﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Tue 5/5

8:50 pm-4:10 pm

1 stop27h 20m

Chicago O'Hare Intl

Tue 5/12

11:10 am-4:40 pm

1 stop21h 30m

4,340﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Wed 5/6

9:45 pm-4:10 pm

2 stops50h 25m

Chicago O'Hare Intl

Wed 5/13

8:00 pm-6:10 pm

2 stops38h 10m

4,355﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Wed 4/29

3:00 pm-3:10 pm

2 stops56h 10m

Chicago O'Hare Intl

Mon 5/4

5:10 pm-2:00 pm

2 stops36h 50m

4,430﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Sat 9/19

1:20 am-4:10 pm

2 stops46h 50m

Chicago O'Hare Intl

Thu 9/24

8:00 pm-10:10 am

2 stops30h 10m

4,510﷼

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Tue 5/5

4:10 pm-4:10 pm

2 stops32h 00m

Chicago O'Hare Intl

Tue 5/12

2:00 pm-2:45 pm

1 stop16h 45m

4,744﷼
Fastest return journey

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Sat 9/19

1:45 am-6:15 pm

1 stop24h 30m

Chicago O'Hare Intl

Thu 9/24

8:10 pm-12:45 am

1 stop20h 35m

4,855﷼
Cheapest one-way
Fastest single journey

DohaChicago

DOH - ORD

DOHORD

Doha Hamad Intl

Wed 9/9

3:00 pm-5:41 pm

2 stops34h 41m

2,039﷼

Flights are sorted by cheapest return flights first.

Deals found on 3/23

Sorted by cheapest first

Best time to book a flight to Illinois

Have a flexible travel schedule? Discover the best time to fly to 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.

Cheapflights Insights

Everything you need to know about your flight to Illinois

How long is the flight to Illinois?

On average, a flight from Doha to Illinois takes 14 hours 55 minutes. Flights to Illinois from other popular cities in Qatar will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Illinois?

The most popular airlines flying from Doha to Illinois are Etihad Airways, Royal Jordanian and Finnair.

Etihad Airways
Etihad Airways
From 2,471﷼
Royal Jordanian
Royal Jordanian
From 3,059﷼
Finnair
Finnair
From 3,281﷼
Qatar Airways
Qatar Airways
From 1,107﷼

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from Doha to Illinois are Qatar Airways, Etihad Airways and Royal Jordanian.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated March 26, 2026.
Read reviews from past customers who have flown Finnair,Qatar Airways, andEtihad Airways to the United States. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,374 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.7

Crew

8.2

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.7
Good
1,374 reviews
Finnair
7.7
Good
1,374 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.7

Crew

8.2

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Qatar Airways
7.4
Good
3,732 reviews
Finnair
7.7
Good
1,374 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.7

Crew

8.2

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Etihad Airways
7.3
Good
1,430 reviews
Finnair
7.7
Good
1,374 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.7

Crew

8.2

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Royal Jordanian
6.7
Okay
456 reviews
Finnair
7.7
Good
1,374 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.7

Crew

8.2

Comfort

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

FAQs about flying to Illinois

  • Can I find cheaper flights to Illinois if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Illinois on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Illinois?

    Based on reviews from Cheapflights users, Qatar Airways is rated the highest out of the airlines that fly to Illinois.

  • What is the cheapest airport to fly to in Illinois?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl typically cost 142﷼, while return flights cost around 1,242﷼.

  • Does Chicago O'Hare Intl have rental cars?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 km away from Chicago O'Hare Intl).

See more FAQs

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Find flights to Illinois

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Flights to O'Hare Intl
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Flights to Chicago

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How does Cheapflights help users find flights to Illinois?

Deals for Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois.

Can Cheapflights find flights to Illinois with no change fees?

Yes! Cheapflights helps users easily find flights to Illinois with no change fees.

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

Yes, Cheapflights offers price alerts on Illinois flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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