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Cheap flights to Illinois from ₹ 5,086

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 20/4. 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.
WAS — ORD
3 Apr — 10 Apr1
1 adult
Wed 3/4
Wed 10/4

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Cheapflights users frequently choose these airlines when searching for flights to Illinois, based on our search results.
Cheapflights users frequently choose these airlines when searching for flights to Illinois, based on our search results.
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Flights to Illinois in 2024

Find the latest flights to Illinois in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 530,841 searches and data was last updated on 29 March 2024.

Popular in

August

Cheapest in

October

Average price

₹ 122,644

Return from

₹ 76,288

One-way from

₹ 43,855
High demand for flights, 6% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for return flights in March 2024
From New Delhi Indira Gandhi Intl to Chicago
One-way flight from New Delhi Indira Gandhi Intl (DEL) to Illinois

Find flights to Illinois

Browse one-way and return flights deals to Illinois on Cheapflights. Flight deals are based on user searches and were last updated on 29 March 2024
Explore Illinois

Cheap flights to Illinois in March & April 2024

Search the best deals to popular Illinois cities recently found by Cheapflights users
The lowest-priced flights departing to Illinois in March and April 2024 can be found below. If these deals fall outside of your budget, be sure to come back soon as prices update often.
Cheap flights to Chicago, Illinois
Sat 27/415:20BOS - ORD
Nonstop2h 54mJetBlue
Sat 4/518:38ORD - BOS
Nonstop2h 26mJetBlue
Deal found 28/3₹ 11,589
Wed 24/406:25BOS - ORD
Nonstop2h 56mDelta
Tue 30/406:15ORD - BOS
Nonstop2h 20mDelta
Deal found 28/3₹ 13,257
Sat 27/418:00CLE - ORD
1 stop6h 52mDelta
Tue 30/411:45ORD - CLE
2 stops9h 54mDelta
Deal found 28/3₹ 13,423
Sat 27/407:10CLE - ORD
2 stops6h 25mDelta
Tue 30/411:45ORD - CLE
2 stops9h 54mDelta
Deal found 28/3₹ 13,840
Sat 27/420:30EWR - ORD
Nonstop2h 41mAmerican Airlines
Sat 4/519:03ORD - EWR
Nonstop2h 12mAmerican Airlines
Deal found 28/3₹ 14,090
Thu 25/406:25BOS - ORD
Nonstop2h 56mDelta
Tue 30/406:15ORD - BOS
Nonstop2h 20mDelta
Deal found 27/3₹ 14,507
Sat 27/406:00IAD - ORD
1 stop3h 49mDelta
Sat 4/511:05ORD - IAD
1 stop4h 58mDelta
Deal found 28/3₹ 14,674
Tue 23/413:30IAD - ORD
1 stop6h 05mDelta
Tue 30/409:35ORD - IAD
1 stop5h 47mDelta
Deal found 28/3₹ 14,757
Sun 28/406:59CLE - ORD
1 stop3h 26mDelta
Wed 1/509:35ORD - CLE
1 stop5h 10mDelta
Deal found 28/3₹ 14,757

Illinois 2024 flight deals

Explore flight deals for Illinois in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 530,841 searches and data were last updated on 29 March 2024.
Check out some of the best flight deals to Illinois in 2024. Check back regularly for other flight deals.
Tue 11/609:09PHL - ORD
Nonstop2h 24mFrontier
Sat 15/606:41ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 6,503
Tue 11/609:09PHL - ORD
Nonstop2h 24mFrontier
Fri 14/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 7,504
Mon 10/609:09PHL - ORD
Nonstop2h 24mFrontier
Fri 14/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 8,337
Tue 14/513:40PHL - ORD
1 stop12h 12mFrontier
Thu 16/513:30ORD - PHL
1 stop4h 42mFrontier
Deal found 28/3₹ 10,088
Tue 7/516:35BOS - ORD
Nonstop2h 55mJetBlue
Wed 8/508:40ORD - BOS
Nonstop2h 29mJetBlue
Deal found 28/3₹ 10,589
Sun 9/607:00PHL - ORD
Nonstop2h 24mFrontier
Thu 13/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 10,672
Tue 11/606:31PHL - ORD
1 stop6h 45mFrontier
Fri 14/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 11,005
Sat 4/515:57BOS - ORD
Nonstop2h 56mJetBlue
Wed 8/508:40ORD - BOS
Nonstop2h 29mJetBlue
Deal found 27/3₹ 11,089
Wed 22/506:10BOS - ORD
Nonstop2h 54mJetBlue
Sat 25/519:15ORD - BOS
Nonstop2h 26mJetBlue
Deal found 27/3₹ 11,422

Flights to Illinois departing soon

Discover available last-minute flight options to Illinois, providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 530,841 searches and data was last updated on 29 March 2024.
Browse some of the flights available to Illinois departing last-minute. Make sure the flight you book matches the day, time, and destination you're looking for.
Wed 3/406:15BOS - ORD
Nonstop3h 08mDelta
Wed 10/420:15ORD - BOS
Nonstop2h 32mDelta
Deal found 27/3₹ 15,674

One-way flights to Illinois

Explore one-way flight options to Illinois for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 530,841 searches and data was last updated on 29 March 2024.
Take a look at some of the best available flights travelling to Illinois at this time. Users seeking round-trip flights to Illinois should update the search form at the top of the page accordingly.
Sat 20/417:40CLE - ORD
1 stop8h 12mFrontier
Deal found 28/3₹ 5,086

Direct flights to Illinois

Tue 11/609:09PHL - ORD
Nonstop2h 24mFrontier
Sat 15/606:41ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 6,503
Tue 11/609:09PHL - ORD
Nonstop2h 24mFrontier
Fri 14/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 7,504
Mon 10/609:09PHL - ORD
Nonstop2h 24mFrontier
Fri 14/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 8,337
Tue 7/516:35BOS - ORD
Nonstop2h 55mJetBlue
Wed 8/508:40ORD - BOS
Nonstop2h 29mJetBlue
Deal found 28/3₹ 10,589
Sun 9/607:00PHL - ORD
Nonstop2h 24mFrontier
Thu 13/605:01ORD - PHL
Nonstop2h 03mFrontier
Deal found 28/3₹ 10,672
Sat 4/515:57BOS - ORD
Nonstop2h 56mJetBlue
Wed 8/508:40ORD - BOS
Nonstop2h 29mJetBlue
Deal found 27/3₹ 11,089
Wed 22/506:10BOS - ORD
Nonstop2h 54mJetBlue
Sat 25/519:15ORD - BOS
Nonstop2h 26mJetBlue
Deal found 27/3₹ 11,422
Sat 27/415:20BOS - ORD
Nonstop2h 54mJetBlue
Sat 4/518:38ORD - BOS
Nonstop2h 26mJetBlue
Deal found 28/3₹ 11,589
Sun 5/506:00BOS - ORD
Nonstop2h 53mJetBlue
Wed 8/508:40ORD - BOS
Nonstop2h 29mJetBlue
Deal found 27/3₹ 12,756

Find flights to Illinois within your budget

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 530,841 searches and data was last updated on 29 March 2024.

Fly from

Any airport

Budget

₹ 6,503 - ₹ 15,758

Route

Depart

Return

Price

PhiladelphiaChicago O'Hare Intl

PHL - ORD

PHLORD

Philadelphia

Tue 11/6

Nonstop2h 24m

Chicago O'Hare Intl

Sat 15/6

Nonstop2h 03m

₹ 6,503

PhiladelphiaChicago O'Hare Intl

PHL - ORD

PHLORD

Philadelphia

Tue 11/6

Nonstop2h 24m

Chicago O'Hare Intl

Fri 14/6

Nonstop2h 03m

₹ 7,504

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 7/5

Nonstop2h 54m

Chicago O'Hare Intl

Wed 8/5

Nonstop2h 29m

₹ 10,589

PhiladelphiaChicago O'Hare Intl

PHL - ORD

PHLORD

Philadelphia

Fri 10/5

1 stop8h 31m

Chicago O'Hare Intl

Tue 14/5

1 stop8h 19m

₹ 11,923

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Tue 25/6

Nonstop2h 48m

Chicago O'Hare Intl

Wed 26/6

Nonstop2h 28m

₹ 12,256

NewarkChicago O'Hare Intl

EWR - ORD

EWRORD

Newark

Tue 14/5

1 stop18h 20m

Chicago O'Hare Intl

Wed 15/5

1 stop11h 54m

₹ 12,506

NewarkChicago O'Hare Intl

EWR - ORD

EWRORD

Newark

Sat 27/4

Nonstop2h 41m

Chicago O'Hare Intl

Sat 4/5

Nonstop2h 12m

₹ 14,090

Boston Logan IntlChicago O'Hare Intl

BOS - ORD

BOSORD

Boston Logan Intl

Mon 6/5

1 stop8h 35m

Chicago O'Hare Intl

Wed 8/5

1 stop6h 30m

₹ 14,340

PhiladelphiaChicago O'Hare Intl

PHL - ORD

PHLORD

Philadelphia

Tue 7/5

Nonstop2h 25m

Chicago O'Hare Intl

Sat 11/5

Nonstop2h 03m

₹ 15,758

Flights are sorted by cheapest first

Deals found on 28/3

Average price of flights to Illinois by month

Plan your trip to Illinois by taking into account the cheapest months to travel. The average price of a one-way flight to Illinois is currently ₹ 5,086 while a return flight costs ₹ 11,719. Price data was last updated on 24 March 2024.

Currently, February is the cheapest month in which you can book a flight to Illinois (average of ₹ 1,163). Flying to Illinois in August will prove the most costly (average of ₹ 1,596). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

January

₹ 97,548

February

₹ 96,965

March

₹ 98,716

April

₹ 104,385

May

₹ 110,472

June

₹ 116,891

July

₹ 124,228

August

₹ 133,066

September

₹ 100,550

October

₹ 97,965

November

₹ 99,966

December

₹ 103,968

Temperature and rainfall in Illinois by month

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

CHI

Temperature

-5 - 23 °C

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).

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

Use this chart to determine the optimal time to book a return flight to Illinois. Price data was last updated on 28 January 2024.
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 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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 29 March 2024.
Get a feel of what it's like to fly with Air India, American Airlines and ITA Airways to Illinois by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.3
Very Good
1,464 reviews

Comfort

8.2

Crew

8.7

Entertainment

7.9

Overall

8.3

Boarding

8.4

Food

7.9

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

8.3
Very Good
1,464 reviews
8.3
Very Good
1,464 reviews

Comfort

8.2

Crew

8.7

Entertainment

7.9

Overall

8.3

Boarding

8.4

Food

7.9

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

8.1
Very Good
4,156 reviews
8.3
Very Good
1,464 reviews

Comfort

8.2

Crew

8.7

Entertainment

7.9

Overall

8.3

Boarding

8.4

Food

7.9

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

8.1
Very Good
11,402 reviews
8.3
Very Good
1,464 reviews

Comfort

8.2

Crew

8.7

Entertainment

7.9

Overall

8.3

Boarding

8.4

Food

7.9

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

7.9
Good
1,684 reviews
8.3
Very Good
1,464 reviews

Comfort

8.2

Crew

8.7

Entertainment

7.9

Overall

8.3

Boarding

8.4

Food

7.9

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

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