Cheap Flights to Illinois | Popular Routes to Illinois from HK$4,161

Popular airlines to Illinois

  • United

    United

  • Delta

    Delta

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • EVA Airways

    EVA Airways

  • Turkish Airlines

    Turkish Airlines

  • All Nippon Airways

    All Nippon Airways

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Popular cities in Illinois

Chicago featuring a skyscraper and a city as well as a family
FlightsFlights

Chicago

Chicago

Cheap round-trip flights to Illinois

Prices were available within the past 7 days and start at HK$4,161 for one-way flights and HK$4,633 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Thu, 30 Oct - Sat, 8 Nov
LHR
London
ORD
Chicago
HK$4,633 Return, found 6 days ago
HK$4,633
Return
found 6 days ago
Select Scandinavian Airlines flight, departing Thu, 30 Oct from London to Chicago, returning Sat, 8 Nov, priced at HK$4,633 found 6 days ago
Virgin Atlantic
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$4,821 Return, found 9 hours ago
HK$4,821
Return
found 9 hours ago
Select Virgin Atlantic flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$4,821 found 9 hours ago
American Airlines
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$4,967 Return, found 9 hours ago
HK$4,967
Return
found 9 hours ago
Select American Airlines flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$4,967 found 9 hours ago
American Airlines
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$4,967 Return, found 9 hours ago
HK$4,967
Return
found 9 hours ago
Select American Airlines flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$4,967 found 9 hours ago
United
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$4,973 Return, found 9 hours ago
HK$4,973
Return
found 9 hours ago
Select United flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$4,973 found 9 hours ago
Air Canada
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$4,973 Return, found 9 hours ago
HK$4,973
Return
found 9 hours ago
Select Air Canada flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$4,973 found 9 hours ago
Delta
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$5,011 Return, found 9 hours ago
HK$5,011
Return
found 9 hours ago
Select Delta flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$5,011 found 9 hours ago
Austrian Airlines
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$5,130 Return, found 9 hours ago
HK$5,130
Return
found 9 hours ago
Select Austrian Airlines flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$5,130 found 9 hours ago
Lufthansa
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$5,130 Return, found 9 hours ago
HK$5,130
Return
found 9 hours ago
Select Lufthansa flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$5,130 found 9 hours ago
British Airways
Sat, 1 Nov - Mon, 10 Nov
LHR
London
ORD
Chicago
HK$5,160 Return, found 9 hours ago
HK$5,160
Return
found 9 hours ago
Select British Airways flight, departing Sat, 1 Nov from London to Chicago, returning Mon, 10 Nov, priced at HK$5,160 found 9 hours ago
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 HK$4,633. 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$4,633 and HK$8,130. Many lucky travelers nabbed one-way tickets from London (LHR) for as little as HK$4,161.
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$4,633 to HK$8,130.
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.

EVA Airways
Sat, 6 Sep - Sat, 20 Sep
HKG
Hong Kong SAR
ORD
Chicago
HK$6,661 Return, found 4 days ago
HK$6,661
Return
found 4 days ago
Select EVA Airways flight, departing Sat, 6 Sep from Hong Kong SAR to Chicago, returning Sat, 20 Sep, priced at HK$6,661 found 4 days ago
*Available to Expedia members.