Beautiful Sunsets behind Chicago

Cheap flights to Cook County

View €65 flight on Tue, 14 Jul 2026Opens in a new window

Popular airlines to Cook County

  • Frontier Airlines

  • Delta

  • American Airlines

  • United

  • Alaska Airlines

  • JetBlue Airways

  • Southwest Airlines

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Cheap round-trip flights to Cook County

Prices were available within the past 7 days and start at €65 for one-way flights and €129 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 11 Jul - Wed, 15 Jul
BOS
Boston
ORD
Chicago
€129 Return, found 4 days ago
€129
Return
found 4 days ago
Select American Airlines flight, departing Sat, 11 Jul from Boston to Chicago, returning Wed, 15 Jul, priced at €129 found 4 days ago
Delta
Tue, 21 Jul - Sat, 25 Jul
BOS
Boston
ORD
Chicago
€129 Return, found 4 days ago
€129
Return
found 4 days ago
Select Delta flight, departing Tue, 21 Jul from Boston to Chicago, returning Sat, 25 Jul, priced at €129 found 4 days ago
JetBlue Airways
Wed, 5 Aug - Mon, 10 Aug
BOS
Boston
ORD
Chicago
€135 Return, found 6 days ago
€135
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 5 Aug from Boston to Chicago, returning Mon, 10 Aug, priced at €135 found 6 days ago
American Airlines
Tue, 27 Oct - Wed, 28 Oct
BWI
Baltimore
ORD
Chicago
€154 Return, found 13 hours ago
€154
Return
found 13 hours ago
Select American Airlines flight, departing Tue, 27 Oct from Baltimore to Chicago, returning Wed, 28 Oct, priced at €154 found 13 hours ago
American Airlines
Thu, 6 Aug - Mon, 10 Aug
ATL
Atlanta
ORD
Chicago
€165 Return, found 6 days ago
€165
Return
found 6 days ago
Select American Airlines flight, departing Thu, 6 Aug from Atlanta to Chicago, returning Mon, 10 Aug, priced at €165 found 6 days ago
United
Tue, 14 Jul - Wed, 15 Jul
BOS
Boston
ORD
Chicago
€198 Return, found 5 hours ago
€198
Return
found 5 hours ago
Select United flight, departing Tue, 14 Jul from Boston to Chicago, returning Wed, 15 Jul, priced at €198 found 5 hours ago
Delta
Tue, 21 Jul - Thu, 23 Jul
ATL
Atlanta
MDW
Chicago
€206 Return, found 4 hours ago
€206
Return
found 4 hours ago
Select Delta flight, departing Tue, 21 Jul from Atlanta to Chicago, returning Thu, 23 Jul, priced at €206 found 4 hours ago
Delta
Sat, 29 Aug - Sat, 12 Sept
BWI
Baltimore
MDW
Chicago
€208 Return, found 6 days ago
€208
Return
found 6 days ago
Select Delta flight, departing Sat, 29 Aug from Baltimore to Chicago, returning Sat, 12 Sept, priced at €208 found 6 days ago
Delta
Sat, 4 Jul - Mon, 6 Jul
BOS
Boston
MDW
Chicago
€272 Return, found 4 days ago
€272
Return
found 4 days ago
Select Delta flight, departing Sat, 4 Jul from Boston to Chicago, returning Mon, 6 Jul, priced at €272 found 4 days ago
Icelandair
Wed, 2 Dec - Sun, 13 Dec
DUB
Dublin
ORD
Chicago
€437 Return, found 1 day ago
€437
Return
found 1 day ago
Select Icelandair flight, departing Wed, 2 Dec from Dublin to Chicago, returning Sun, 13 Dec, priced at €437 found 1 day ago

Trending flights to Cook County

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.

Icelandair
Wed, 2 Dec - Sun, 13 Dec
DUB
Dublin
ORD
Chicago
€437 Return, found 1 day ago
€437
Return
found 1 day ago
Select Icelandair flight, departing Wed, 2 Dec from Dublin to Chicago, returning Sun, 13 Dec, priced at €437 found 1 day ago

Frequently asked questions

How do I find cheap flights to Cook County that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to deliver you the most flexible fares around. Simply mark the "No change fee" box right under the "Flexible change policies" heading to find your dream flight to Cook County.
Which airlines fly to Cook County?
With a great selection of airlines operating flights into or near Cook County, you have plenty of choice:

  • United Airlines - 12,954 flights to or near Cook County each month, including 12,950 flights to O'Hare Intl. Airport (ORD) per month.
  • American Airlines - 8,855 flights to or near Cook County each month, including 8,855 flights to O'Hare Intl. Airport (ORD) per month.
  • Southwest Airlines - 5,997 flights to or near Cook County each month, including 5,334 flights to Midway Intl. Airport (MDW) per month.

How can I find cheap tickets to Cook County?
You'll always score a terrific deal with Expedia, but our "flexible dates" search function makes it that much easier. Enter your preferred flight date, then check the flexible dates box above to compare the cheapest prices for nearby days. €129 was the cheapest price for a flight to Cook County in the last seven days.
How much is a flight to Cook County?
If you were flying one way from Boston (BOS), you could've snapped up a low-cost fare for just €65 in the last seven days. Round-trip journeys to Cook County ranged from €129 to €437 over the same period.
What are the most popular airports to fly into in Cook County?
Picking the right airport comes down to factors such as location and convenience. These are your choices in Cook County:

  • O'Hare Intl. Airport (ORD) - 25,318 flights per month.
  • Midway Intl. Airport (MDW) - 5,962 flights per month.

How much is a plane ticket to Cook County?
In the last seven days, tickets to Cook County cost between €129 and €437. Prices depend on the departure time, cabin class, airline and how early you make your booking.
What is the best time to go to Cook County?
If you'd like to discover Cook County's most populated city when it's at its liveliest, set off for Orland Park sometime during March, May and June. Similar to most locations in the Northern Hemisphere, summer here begins June 20, bringing average temperatures of between 18ºC and 27ºC.
What months are the cheapest to book a flight to Cook County?
February is a cheap month to lock in a seat for your Cook County escape. Airfares cost the most throughout the busy month of December, so avoid this time if possible.

Book with confidence

About Cook County

Expedia offers flights to Cook County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Cook County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Cook County
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