Flight to Illinois

Popular airlines to Illinois

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • British Airways

    British Airways

  • Emirates

    Emirates

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Popular cities in Illinois

Chicago which includes a city and a high-rise building 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 S$120 for one-way flights and S$240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 27 Aug - Sat, 30 Aug
RDU
Raleigh
ORD
Chicago
S$240 Return, found 6 days ago
S$240
Return
found 6 days ago
Select American Airlines flight, departing Wed, 27 Aug from Raleigh to Chicago, returning Sat, 30 Aug, priced at S$240 found 6 days ago
United
Wed, 27 Aug - Sat, 30 Aug
RDU
Raleigh
ORD
Chicago
S$240 Return, found 6 days ago
S$240
Return
found 6 days ago
Select United flight, departing Wed, 27 Aug from Raleigh to Chicago, returning Sat, 30 Aug, priced at S$240 found 6 days ago
Delta
Wed, 27 Aug - Sat, 30 Aug
RDU
Raleigh
ORD
Chicago
S$246 Return, found 6 days ago
S$246
Return
found 6 days ago
Select Delta flight, departing Wed, 27 Aug from Raleigh to Chicago, returning Sat, 30 Aug, priced at S$246 found 6 days ago
Delta
Thu, 28 Aug - Sun, 31 Aug
RDU
Raleigh
MDW
Chicago
S$253 Return, found 8 hours ago
S$253
Return
found 8 hours ago
Select Delta flight, departing Thu, 28 Aug from Raleigh to Chicago, returning Sun, 31 Aug, priced at S$253 found 8 hours ago
Delta
Sat, 30 Aug - Sat, 6 Sep
RDU
Raleigh
ORD
Chicago
S$253 Return, found 1 hour ago
S$253
Return
found 1 hour ago
Select Delta flight, departing Sat, 30 Aug from Raleigh to Chicago, returning Sat, 6 Sep, priced at S$253 found 1 hour ago
Delta
Tue, 12 Aug - Tue, 19 Aug
RDU
Raleigh
MDW
Chicago
S$256 Return, found 5 days ago
S$256
Return
found 5 days ago
Select Delta flight, departing Tue, 12 Aug from Raleigh to Chicago, returning Tue, 19 Aug, priced at S$256 found 5 days ago
Delta
Mon, 11 Aug - Wed, 13 Aug
RDU
Raleigh
ORD
Chicago
S$266 Return, found 5 days ago
S$266
Return
found 5 days ago
Select Delta flight, departing Mon, 11 Aug from Raleigh to Chicago, returning Wed, 13 Aug, priced at S$266 found 5 days ago
Delta
Mon, 11 Aug - Tue, 12 Aug
RDU
Raleigh
ORD
Chicago
S$269 Return, found 5 days ago
S$269
Return
found 5 days ago
Select Delta flight, departing Mon, 11 Aug from Raleigh to Chicago, returning Tue, 12 Aug, priced at S$269 found 5 days ago
United
Wed, 27 Aug - Sat, 30 Aug
RDU
Raleigh
ORD
Chicago
S$272 Return, found 6 days ago
S$272
Return
found 6 days ago
Select United flight, departing Wed, 27 Aug from Raleigh to Chicago, returning Sat, 30 Aug, priced at S$272 found 6 days ago
United
Wed, 27 Aug - Sat, 30 Aug
RDU
Raleigh
ORD
Chicago
S$278 Return, found 6 days ago
S$278
Return
found 6 days ago
Select United flight, departing Wed, 27 Aug from Raleigh to Chicago, returning Sat, 30 Aug, priced at S$278 found 6 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.

Illinois Flights Information

Airlines serving
American Airlines, Delta, United
Roundtrip price
from S$240

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 S$240. 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 S$240 and S$902. Many lucky travellers nabbed one-way tickets from Raleigh (RDU) for as little as S$120.
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 S$240 to S$902.
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.

Air Canada
Thu, 9 Oct - Thu, 16 Oct
SIN
Singapore
ORD
Chicago
S$902 Return, found 1 day ago
S$902
Return
found 1 day ago
Select Air Canada flight, departing Thu, 9 Oct from Singapore to Chicago, returning Thu, 16 Oct, priced at S$902 found 1 day ago
*Available to Expedia members.