Illinois Flights - Book Cheap Flights to Illinois

Popular airlines to Illinois

  • Frontier Airlines

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  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Spirit Airlines

    Spirit Airlines

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

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Cheap round-trip flights to Illinois

Prices were available within the past 7 days and start at RM1,984 for one-way flights and RM3,475 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,475 Return, found 1 day ago
RM3,475
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,475 found 1 day ago
American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,517 Return, found 1 day ago
RM3,517
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,517 found 1 day ago
American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,742 Return, found 1 day ago
RM3,742
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,742 found 1 day ago
American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,780 Return, found 1 day ago
RM3,780
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,780 found 1 day ago
United
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,788 Return, found 1 day ago
RM3,788
Return
found 1 day ago
Select United flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,788 found 1 day ago
American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,798 Return, found 1 day ago
RM3,798
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,798 found 1 day ago
American Airlines
Sun, 2 Nov - Sat, 8 Nov
MDE
Medellin
STL
St. Louis
RM3,834 Return, found 1 day ago
RM3,834
Return
found 1 day ago
Select American Airlines flight, departing Sun, 2 Nov from Medellin to St. Louis, returning Sat, 8 Nov, priced at RM3,834 found 1 day ago
Lufthansa
Wed, 3 Dec - Wed, 10 Dec
DUB
Dublin
STL
St. Louis
RM4,002 Return, found 1 day ago
RM4,002
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 3 Dec from Dublin to St. Louis, returning Wed, 10 Dec, priced at RM4,002 found 1 day ago
Swiss International Air Lines
Wed, 3 Dec - Wed, 10 Dec
DUB
Dublin
STL
St. Louis
RM4,066 Return, found 1 day ago
RM4,066
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, 3 Dec from Dublin to St. Louis, returning Wed, 10 Dec, priced at RM4,066 found 1 day ago
Delta
Wed, 3 Dec - Wed, 10 Dec
DUB
Dublin
STL
St. Louis
RM4,105 Return, found 1 day ago
RM4,105
Return
found 1 day ago
Select Delta flight, departing Wed, 3 Dec from Dublin to St. Louis, returning Wed, 10 Dec, priced at RM4,105 found 1 day 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.

Cathay Pacific
Thu, 16 Oct - Mon, 20 Oct
KUL
Kuala Lumpur
ORD
Chicago
RM3,783 Return, just found
RM3,783
Return
just found
Select Cathay Pacific flight, departing Thu, 16 Oct from Kuala Lumpur to Chicago, returning Mon, 20 Oct, priced at RM3,783 just found

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 RM3,475. 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 RM3,475 and RM4,105. Many lucky travellers nabbed one-way tickets from Dublin (DUB) for as little as RM1,984.
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.

How much is a plane ticket to Illinois?
In the last seven days, plane fares to Illinois ranged from RM3,475 to RM4,105.
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.

Book with confidence

Book with confidence

About Illinois

Expedia offers flights to Illinois to meet every traveler'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.
About Illinois

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