Cheap Flights to Northern Illinois from HK$852

View HK$852 flight on Sun, 14 Dec 2025Opens in a new window

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Cheap round-trip flights to Northern Illinois

Prices were available within the past 7 days and start at HK$852 for one-way flights and HK$1,431 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 13 Mar - Mon, 16 Mar
YYZ
Toronto
ORD
Chicago
HK$1,431 Return, found 17 hours ago
HK$1,431
Return
found 17 hours ago
Select United flight, departing Fri, 13 Mar from Toronto to Chicago, returning Mon, 16 Mar, priced at HK$1,431 found 17 hours ago
Air Canada
Fri, 13 Feb - Mon, 16 Feb
YYZ
Toronto
ORD
Chicago
HK$1,474 Return, found 18 hours ago
HK$1,474
Return
found 18 hours ago
Select Air Canada flight, departing Fri, 13 Feb from Toronto to Chicago, returning Mon, 16 Feb, priced at HK$1,474 found 18 hours ago
Delta
Sat, 7 Feb - Mon, 9 Feb
YYZ
Toronto
ORD
Chicago
HK$1,643 Return, found 17 hours ago
HK$1,643
Return
found 17 hours ago
Select Delta flight, departing Sat, 7 Feb from Toronto to Chicago, returning Mon, 9 Feb, priced at HK$1,643 found 17 hours ago
American Airlines
Sat, 6 Dec - Sat, 13 Dec
LAX
Los Angeles
ORD
Chicago
HK$1,831 Return, found 6 days ago
HK$1,831
Return
found 6 days ago
Select American Airlines flight, departing Sat, 6 Dec from Los Angeles to Chicago, returning Sat, 13 Dec, priced at HK$1,831 found 6 days ago
Alaska Airlines
Mon, 24 Nov - Sat, 6 Dec
LAX
Los Angeles
ORD
Chicago
HK$2,360 Return, found 7 hours ago
HK$2,360
Return
found 7 hours ago
Select Alaska Airlines flight, departing Mon, 24 Nov from Los Angeles to Chicago, returning Sat, 6 Dec, priced at HK$2,360 found 7 hours ago

Frequently asked questions

How do I find cheap flights to Northern Illinois that have flexible change policies?
Search for your cheap flights to Northern Illinois, then tick the "No change fee" box under the "Flexible change policies" heading. It's that simple. We know that things can change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Northern Illinois?
A good selection of airlines fly to destinations in or close to Northern Illinois. Your vacation is just a few clicks away with these popular carriers:

  • United Airlines - 13,058 flights to or near Northern 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 Northern Illinois each month, including 8,855 flights to O'Hare Intl. Airport (ORD) and 121 flights to Quad City Intl. Airport (MLI) per month.
  • Delta Air Lines - 1,282 flights to or near Northern Illinois each month, including 1,222 flights to O'Hare Intl. Airport (ORD) and 60 flights to Quad City Intl. Airport (MLI) per month.

How can I find cheap tickets to Northern Illinois?
A good strategy for nabbing cheap fares is to be flexible with your dates. Begin with searching for your flight to Northern Illinois, then click on the "flexible dates" box to see prices for nearby days. Another good tip? Book well ahead. To give you an idea of fares, HK$1,431 was the best price for a flight to Northern Illinois in the last seven days.
How much is a flight to Northern Illinois?
One-way flights from Los Angeles (LAX) sold for just HK$852 in the last seven days. During this time, the price of a return air ticket to Northern Illinois ranged between HK$1,431 and HK$5,970. If you find a bargain ticket, book as fast as you can — these prices don't stick around for long.
What are the most popular airports to fly into in Northern Illinois?
Cruise into one of these top Northern Illinois airports and you'll be in the perfect position to discover all that this terrific region has to offer:

  • O'Hare Intl. Airport (ORD) - 25,318 flights per month.
  • Quad City Intl. Airport (MLI) - 325 flights per month.
  • Williamson County Regional Airport (MWA) - 156 flights per month.

When is the cheapest time to fly to Northern Illinois?
Consider leaving earlier in the week to secure the best fare to Northern Illinois. Tuesday is normally the most affordable day to fly, followed by Monday. Saturday typically has the highest ticket prices. This is because a lot of travelers like to begin their vacation on a weekend.
How much is a plane ticket to Northern Illinois?
In the last seven days, tickets varied between HK$1,431 and HK$5,970. Take a look at our amazing deals to Northern Illinois, pick your favorite and then start packing!
What months are the cheapest to book a flight to Northern Illinois?
February is the cheapest month to book your Northern Illinois adventure. Fares are at a premium throughout the busy month of December, so avoid this time if possible.
Flights to Northern Illinois information
Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Destination city name
Chicago
Return price
HK$1,431

Trending flights to Northern Illinois

Prices were available within the past 7 days and start at HK$852 for one-way flights and HK$1,431 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, 21 Nov - Thu, 4 Dec
HKG
Hong Kong SAR
ORD
Chicago
HK$5,970 Return, found 1 day ago
HK$5,970
Return
found 1 day ago
Select Air Canada flight, departing Fri, 21 Nov from Hong Kong SAR to Chicago, returning Thu, 4 Dec, priced at HK$5,970 found 1 day ago
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