Cheap Flights to Illinois | Popular Routes to Illinois from HK$3,744

View HK$3,744 flight on Sun, 15 Mar 2026Opens in a new window

Popular airlines to Illinois

  • Delta

    Delta

  • American Airlines

    American Airlines

  • Frontier Airlines

    Frontier Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to Illinois

Prices were available within the past 7 days and start at HK$3,744 for one-way flights and HK$6,164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 20 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$11,758 Return, found 5 hours ago
HK$11,758
Return
found 5 hours ago
Select Delta flight, departing Sat, 20 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$11,758 found 5 hours ago
Delta
Sat, 20 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$11,761 Return, found 5 hours ago
HK$11,761
Return
found 5 hours ago
Select Delta flight, departing Sat, 20 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$11,761 found 5 hours ago
Delta
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,033 Return, found 5 hours ago
HK$12,033
Return
found 5 hours ago
Select Delta flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,033 found 5 hours ago
Delta
Sat, 20 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,390 Return, found 5 hours ago
HK$12,390
Return
found 5 hours ago
Select Delta flight, departing Sat, 20 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,390 found 5 hours ago
Delta
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,533 Return, found 5 hours ago
HK$12,533
Return
found 5 hours ago
Select Delta flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,533 found 5 hours ago
Delta
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,655 Return, found 5 hours ago
HK$12,655
Return
found 5 hours ago
Select Delta flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,655 found 5 hours ago
Air France
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,797 Return, found 5 hours ago
HK$12,797
Return
found 5 hours ago
Select Air France flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,797 found 5 hours ago
Air France
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$12,800 Return, found 5 hours ago
HK$12,800
Return
found 5 hours ago
Select Air France flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$12,800 found 5 hours ago
Lufthansa
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$13,163 Return, found 5 hours ago
HK$13,163
Return
found 5 hours ago
Select Lufthansa flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$13,163 found 5 hours ago
Croatia Airlines
Mon, 22 Dec - Mon, 5 Jan
ZAG
Zagreb
EVV
Evansville
HK$13,668 Return, found 5 hours ago
HK$13,668
Return
found 5 hours ago
Select Croatia Airlines flight, departing Mon, 22 Dec from Zagreb to Evansville, returning Mon, 5 Jan, priced at HK$13,668 found 5 hours ago

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.

Air Canada
Thu, 2 Apr - Sun, 19 Apr
HKG
Hong Kong SAR
ORD
Chicago
HK$6,164 Return, found 2 days ago
HK$6,164
Return
found 2 days ago
Select Air Canada flight, departing Thu, 2 Apr from Hong Kong SAR to Chicago, returning Sun, 19 Apr, priced at HK$6,164 found 2 days ago

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 HK$6,164. 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 HK$6,164 and HK$25,223. Many lucky travelers nabbed one-way tickets from Zagreb (ZAG) for as little as HK$3,744.
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 HK$6,164 to HK$25,223.
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.

Book with confidence

About Illinois

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About Illinois

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