Cheap Flights to Illinois

Popular airlines to Illinois

  • American Airlines

    American Airlines

  • Air New Zealand

    Air New Zealand

  • Qantas Airways

    Qantas Airways

  • Emirates

    Emirates

  • Qatar Airways

    Qatar Airways

  • Air Canada

    Air Canada

  • Cathay Pacific

    Cathay Pacific

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Popular cities in Illinois

Chicago which includes a high-rise building and a city as well as a family
FlightsFlights

Chicago

Chicago

Cheapest Flights to Illinois

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Thu., 16 Oct. - Thu., 6 Nov.
AKL
Auckland
ORD
Chicago
NZ$1,569 Return, found 5 hours ago
NZ$1,569
Return
found 5 hours ago
Select Air New Zealand flight, departing Thu., 16 Oct. from Auckland to Chicago, returning Thu., 6 Nov., priced at NZ$1,569 found 5 hours ago
Air Canada
Thu., 16 Oct. - Thu., 6 Nov.
AKL
Auckland
ORD
Chicago
NZ$1,601 Return, found 5 hours ago
NZ$1,601
Return
found 5 hours ago
Select Air Canada flight, departing Thu., 16 Oct. from Auckland to Chicago, returning Thu., 6 Nov., priced at NZ$1,601 found 5 hours ago
Air Canada
Thu., 16 Oct. - Thu., 6 Nov.
AKL
Auckland
ORD
Chicago
NZ$1,610 Return, found 5 hours ago
NZ$1,610
Return
found 5 hours ago
Select Air Canada flight, departing Thu., 16 Oct. from Auckland to Chicago, returning Thu., 6 Nov., priced at NZ$1,610 found 5 hours ago
Delta
Sat., 1 Nov. - Sun., 9 Nov.
AKL
Auckland
STL
St. Louis
NZ$1,613 Return, found 2 days ago
NZ$1,613
Return
found 2 days ago
Select Delta flight, departing Sat., 1 Nov. from Auckland to St. Louis, returning Sun., 9 Nov., priced at NZ$1,613 found 2 days ago
Delta
Mon., 5 May - Sun., 11 May
AKL
Auckland
STL
St. Louis
NZ$1,794 Return, found 1 day ago
NZ$1,794
Return
found 1 day ago
Select Delta flight, departing Mon., 5 May from Auckland to St. Louis, returning Sun., 11 May, priced at NZ$1,794 found 1 day ago
Delta
Mon., 5 May - Sun., 11 May
AKL
Auckland
STL
St. Louis
NZ$1,803 Return, found 1 day ago
NZ$1,803
Return
found 1 day ago
Select Delta flight, departing Mon., 5 May from Auckland to St. Louis, returning Sun., 11 May, priced at NZ$1,803 found 1 day ago
Air Canada
Thu., 18 Sep. - Sat., 4 Oct.
AKL
Auckland
ORD
Chicago
NZ$1,809 Return, found 7 hours ago
NZ$1,809
Return
found 7 hours ago
Select Air Canada flight, departing Thu., 18 Sep. from Auckland to Chicago, returning Sat., 4 Oct., priced at NZ$1,809 found 7 hours ago
Delta
Mon., 5 May - Sun., 11 May
AKL
Auckland
STL
St. Louis
NZ$1,813 Return, found 1 day ago
NZ$1,813
Return
found 1 day ago
Select Delta flight, departing Mon., 5 May from Auckland to St. Louis, returning Sun., 11 May, priced at NZ$1,813 found 1 day ago
United
Mon., 26 May - Tue., 10 Jun.
AKL
Auckland
STL
St. Louis
NZ$1,994 Return, found 11 hours ago
NZ$1,994
Return
found 11 hours ago
Select United flight, departing Mon., 26 May from Auckland to St. Louis, returning Tue., 10 Jun., priced at NZ$1,994 found 11 hours ago
Air New Zealand
Thu., 30 Oct. - Sun., 2 Nov.
AKL
Auckland
ORD
Chicago
NZ$2,013 Return, found 8 hours ago
NZ$2,013
Return
found 8 hours ago
Select Air New Zealand flight, departing Thu., 30 Oct. from Auckland to Chicago, returning Sun., 2 Nov., priced at NZ$2,013 found 8 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 New Zealand
Thu., 16 Oct. - Thu., 6 Nov.
AKL
Auckland
ORD
Chicago
NZ$1,569 Return, found 5 hours ago
NZ$1,569
Return
found 5 hours ago
Select Air New Zealand flight, departing Thu., 16 Oct. from Auckland to Chicago, returning Thu., 6 Nov., priced at NZ$1,569 found 5 hours 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 NZ$1,569. 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 NZ$1,569 and NZ$2,013. Many lucky travellers nabbed one-way tickets from Auckland (AKL) for as little as NZ$787.
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 NZ$1,569 to NZ$2,013.
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.
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