Flight to Illinois

Popular airlines to Illinois

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • All Nippon Airways

    All Nippon Airways

  • EVA Airways

    EVA Airways

  • Japan Airlines

    Japan Airlines

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Popular cities in Illinois

Chicago which includes rides
FlightsFlights

Chicago

Chicago

Cheap round-trip flights to Illinois

Prices were available within the past 7 days and start at S$459 for one-way flights and S$876 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 9 Aug - Sat, 16 Aug
EAT
Wenatchee
STL
St. Louis
S$1,027 Return, found 6 days ago
S$1,027
Return
found 6 days ago
Select American Airlines flight, departing Sat, 9 Aug from Wenatchee to St. Louis, returning Sat, 16 Aug, priced at S$1,027 found 6 days ago
American Airlines
Thu, 14 Aug - Thu, 21 Aug
EAT
Wenatchee
STL
St. Louis
S$1,031 Return, found 18 hours ago
S$1,031
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Wenatchee to St. Louis, returning Thu, 21 Aug, priced at S$1,031 found 18 hours ago
American Airlines
Sat, 9 Aug - Sat, 16 Aug
EAT
Wenatchee
STL
St. Louis
S$1,033 Return, found 6 days ago
S$1,033
Return
found 6 days ago
Select American Airlines flight, departing Sat, 9 Aug from Wenatchee to St. Louis, returning Sat, 16 Aug, priced at S$1,033 found 6 days ago
American Airlines
Thu, 14 Aug - Thu, 21 Aug
EAT
Wenatchee
STL
St. Louis
S$1,034 Return, found 18 hours ago
S$1,034
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Wenatchee to St. Louis, returning Thu, 21 Aug, priced at S$1,034 found 18 hours ago
American Airlines
Thu, 14 Aug - Thu, 21 Aug
EAT
Wenatchee
STL
St. Louis
S$1,041 Return, found 18 hours ago
S$1,041
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Wenatchee to St. Louis, returning Thu, 21 Aug, priced at S$1,041 found 18 hours ago
American Airlines
Thu, 14 Aug - Thu, 21 Aug
EAT
Wenatchee
STL
St. Louis
S$1,157 Return, found 18 hours ago
S$1,157
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 14 Aug from Wenatchee to St. Louis, returning Thu, 21 Aug, priced at S$1,157 found 18 hours ago
Alaska Airlines
Wed, 13 Aug - Wed, 20 Aug
EAT
Wenatchee
ORD
Chicago
S$1,158 Return, found 1 day ago
S$1,158
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 13 Aug from Wenatchee to Chicago, returning Wed, 20 Aug, priced at S$1,158 found 1 day ago
Alaska Airlines
Wed, 6 Aug - Wed, 13 Aug
EAT
Wenatchee
ORD
Chicago
S$1,161 Return, found 11 hours ago
S$1,161
Return
found 11 hours ago
Select Alaska Airlines flight, departing Wed, 6 Aug from Wenatchee to Chicago, returning Wed, 13 Aug, priced at S$1,161 found 11 hours ago
Alaska Airlines
Wed, 13 Aug - Wed, 20 Aug
EAT
Wenatchee
ORD
Chicago
S$1,165 Return, found 1 day ago
S$1,165
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 13 Aug from Wenatchee to Chicago, returning Wed, 20 Aug, priced at S$1,165 found 1 day ago
Alaska Airlines
Mon, 11 Aug - Mon, 18 Aug
EAT
Wenatchee
STL
St. Louis
S$1,169 Return, found 4 days ago
S$1,169
Return
found 4 days ago
Select Alaska Airlines flight, departing Mon, 11 Aug from Wenatchee to St. Louis, returning Mon, 18 Aug, priced at S$1,169 found 4 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, Alaska Airlines
Roundtrip price
from S$876

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$876. 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$876 and S$1,169. Many lucky travellers nabbed one-way tickets from Wenatchee (EAT) for as little as S$459.
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$876 to S$1,169.
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.

United
Sun, 17 Aug - Mon, 18 Aug
SIN
Singapore
ORD
Chicago
S$876 Return, found 3 days ago
S$876
Return
found 3 days ago
Select United flight, departing Sun, 17 Aug from Singapore to Chicago, returning Mon, 18 Aug, priced at S$876 found 3 days ago
*Available to Expedia members.