Flight Destinations in Illinois

View ₹37,788 flight on Tue, 13 Oct 2026Opens in a new window

Popular airlines to Illinois

  • Frontier Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Spirit Airlines

  • JetBlue Airways

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Cheap round-trip flights to Illinois

Prices were available within the past 7 days and start at ₹37,788 for one-way flights and ₹68,841 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 17 Apr - Thu, 23 Apr
DEL
Delhi
ORD
Chicago
₹68,841 Return, found 3 days ago
₹68,841
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Delhi to Chicago, returning Thu, 23 Apr, priced at ₹68,841 found 3 days ago
Air India
Mon, 13 Apr - Mon, 13 Apr
DEL
Delhi
ORD
Chicago
₹69,301 Return, found 6 days ago
₹69,301
Return
found 6 days ago
Select Air India flight, departing Mon, 13 Apr from Delhi to Chicago, returning Mon, 13 Apr, priced at ₹69,301 found 6 days ago
Qatar Airways
Tue, 14 Apr - Thu, 23 Apr
BOM
Mumbai
ORD
Chicago
₹69,307 Return, found 3 days ago
₹69,307
Return
found 3 days ago
Select Qatar Airways flight, departing Tue, 14 Apr from Mumbai to Chicago, returning Thu, 23 Apr, priced at ₹69,307 found 3 days ago
LOT-Polish Airlines
Tue, 5 May - Fri, 8 May
DEL
Delhi
ORD
Chicago
₹71,864 Return, found 3 hours ago
₹71,864
Return
found 3 hours ago
Select LOT-Polish Airlines flight, departing Tue, 5 May from Delhi to Chicago, returning Fri, 8 May, priced at ₹71,864 found 3 hours ago
Etihad Airways
Thu, 19 Mar - Sun, 12 Apr
BOM
Mumbai
ORD
Chicago
₹71,940 Return, found 1 day ago
₹71,940
Return
found 1 day ago
Select Etihad Airways flight, departing Thu, 19 Mar from Mumbai to Chicago, returning Sun, 12 Apr, priced at ₹71,940 found 1 day ago
American Airlines
Sat, 19 Sept - Sun, 27 Sept
BOM
Mumbai
ORD
Chicago
₹72,254 Return, found 10 hours ago
₹72,254
Return
found 10 hours ago
Select American Airlines flight, departing Sat, 19 Sept from Mumbai to Chicago, returning Sun, 27 Sept, priced at ₹72,254 found 10 hours ago
KLM
Tue, 21 Apr - Mon, 27 Apr
DEL
Delhi
ORD
Chicago
₹74,174 Return, found 1 day ago
₹74,174
Return
found 1 day ago
Select KLM flight, departing Tue, 21 Apr from Delhi to Chicago, returning Mon, 27 Apr, priced at ₹74,174 found 1 day ago
KLM
Tue, 31 Mar - Sat, 4 Apr
BOM
Mumbai
MDW
Chicago
₹74,520 Return, found 6 days ago
₹74,520
Return
found 6 days ago
Select KLM flight, departing Tue, 31 Mar from Mumbai to Chicago, returning Sat, 4 Apr, priced at ₹74,520 found 6 days ago
British Airways
Mon, 12 Oct - Sun, 1 Nov
DEL
Delhi
ORD
Chicago
₹74,562 Return, found 2 days ago
₹74,562
Return
found 2 days ago
Select British Airways flight, departing Mon, 12 Oct from Delhi to Chicago, returning Sun, 1 Nov, priced at ₹74,562 found 2 days ago
Qatar Airways
Thu, 15 Oct - Thu, 22 Oct
DEL
Delhi
ORD
Chicago
₹75,139 Return, found 2 days ago
₹75,139
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 15 Oct from Delhi to Chicago, returning Thu, 22 Oct, priced at ₹75,139 found 2 days ago

About Illinois

Expedia offers flights to Illinois to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Illinois or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Illinois that have flexible change policies?
Search for cheap flights to Illinois, then tick the "No change fee" box under the "Flexible change policies" heading. From then on it's smooth sailing. We understand that travel plans change and flexibility is essential, so book with confidence with Expedia.
Which airlines fly to Illinois?
Whether you're travelling somewhere new or rendezvousing at a favourite haunt, these airlines are waiting to take you into or near Illinois:

  • United Airlines - 13,063 flights to or near Illinois each month, including 12,950 flights to O'Hare Intl. Airport (ORD) and 108 flights to Quad City Intl. Airport (MLI) per month.
  • American Airlines - 8,977 flights to or near Illinois each month, including 8,855 flights to O'Hare Intl. Airport (ORD) and 121 flights to Quad City Intl. Airport (MLI) per month.
  • Southwest Airlines - 5,997 flights to or near Illinois each month, including 5,334 flights to Midway Intl. Airport (MDW) and 663 flights to O'Hare Intl. Airport (ORD) per month.

How can I find cheap tickets to Illinois?
One of the easiest ways to find cheap tickets to Illinois is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. It'll reveal the cheapest prices for nearby days. The lowest price for a flight to Illinois in the last seven days was ₹68,841. Booking well in advance will generally help you score an even bigger bargain.
How much is a flight to Illinois?
There were plenty of bargain fares up for grabs in the last seven days, with the cost of a return airfare to Illinois ranging between ₹68,841 and ₹75,139. Many lucky travellers nabbed one-way tickets from Delhi (DEL) for as little as ₹37,788.
What are the most popular airports to fly into in Illinois?
Touch down at one of these top Illinois airports and you'll be perfectly placed to discover all that this wonderful region has to offer:

  • O'Hare Intl. Airport (ORD) - 25,318 flights per month.
  • Midway Intl. Airport (MDW) - 5,962 flights per month.
  • Quad City Intl. Airport (MLI) - 325 flights per month.

When is the cheapest time to fly to Illinois?
Take off for Illinois early in the week and you'll usually be rewarded more economical fares. Tuesday is typically the cheapest day to hop on a plane, followed by Monday. If you're hoping to avoid the most expensive flights, steer clear of Saturdays.
How much is a plane ticket to Illinois?
In the last seven days, plane fares to Illinois ranged from ₹68,841 to ₹75,139.
What is the best time to go to Illinois?
A terrific time to check out Chicago is after June 20 when the summer season starts. In Illinois's main city, average temperatures range from 18ºC to 24ºC at this time — ideal weather for sightseeing! May, June and August are the most popular months to head to this hot spot.
What months are the cheapest to book a flight to Illinois?
The top month to purchase affordable flights to Illinois is February. Remember that in the U.S, an expensive time to reserve a ticket is during the busy month of December.

Trending flights to Illinois

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 17 Apr - Thu, 23 Apr
DEL
Delhi
ORD
Chicago
₹68,841 Return, found 3 days ago
₹68,841
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Delhi to Chicago, returning Thu, 23 Apr, priced at ₹68,841 found 3 days ago
*Available to Expedia members.