Cheap flights to Cook County

View €263 flight on Fri, 13 Feb 2026Opens in a new window

Popular airlines to Cook County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • Frontier Airlines

    Frontier Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to Cook County

Prices were available within the past 7 days and start at €263 for one-way flights and €381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sun, 1 Mar - Mon, 9 Mar
DUB
Dublin
ORD
Chicago
€381 Return, just found
€381
Return
just found
Select Scandinavian Airlines flight, departing Sun, 1 Mar from Dublin to Chicago, returning Mon, 9 Mar, priced at €381 just found
JetBlue Airways
Wed, 29 Apr - Mon, 4 May
DUB
Dublin
ORD
Chicago
€424 Return, found 3 days ago
€424
Return
found 3 days ago
Select JetBlue Airways flight, departing Wed, 29 Apr from Dublin to Chicago, returning Mon, 4 May, priced at €424 found 3 days ago
TAP Portugal
Fri, 27 Feb - Sun, 1 Mar
DUB
Dublin
ORD
Chicago
€439 Return, found 1 hour ago
€439
Return
found 1 hour ago
Select TAP Portugal flight, departing Fri, 27 Feb from Dublin to Chicago, returning Sun, 1 Mar, priced at €439 found 1 hour ago
Icelandair
Thu, 15 Jan - Wed, 21 Jan
DUB
Dublin
ORD
Chicago
€454 Return, just found
€454
Return
just found
Select Icelandair flight, departing Thu, 15 Jan from Dublin to Chicago, returning Wed, 21 Jan, priced at €454 just found
Scandinavian Airlines
Wed, 4 Mar - Sun, 8 Mar
BUD
Budapest
ORD
Chicago
€457 Return, found 1 day ago
€457
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, 4 Mar from Budapest to Chicago, returning Sun, 8 Mar, priced at €457 found 1 day ago
Scandinavian Airlines
Thu, 26 Feb - Wed, 4 Mar
KRK
Kraków
ORD
Chicago
€459 Return, found 5 days ago
€459
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Thu, 26 Feb from Kraków to Chicago, returning Wed, 4 Mar, priced at €459 found 5 days ago
LOT-Polish Airlines
Wed, 27 May - Tue, 8 Sept
BUD
Budapest
ORD
Chicago
€473 Return, found 4 days ago
€473
Return
found 4 days ago
Select LOT-Polish Airlines flight, departing Wed, 27 May from Budapest to Chicago, returning Tue, 8 Sept, priced at €473 found 4 days ago
KLM
Thu, 19 Feb - Sun, 8 Mar
DUB
Dublin
ORD
Chicago
€496 Return, found 12 hours ago
€496
Return
found 12 hours ago
Select KLM flight, departing Thu, 19 Feb from Dublin to Chicago, returning Sun, 8 Mar, priced at €496 found 12 hours ago
Lufthansa
Mon, 28 Sept - Sun, 11 Oct
KRK
Kraków
ORD
Chicago
€496 Return, found 6 days ago
€496
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 28 Sept from Kraków to Chicago, returning Sun, 11 Oct, priced at €496 found 6 days ago
Swiss International Air Lines
Thu, 26 Feb - Wed, 4 Mar
KRK
Kraków
ORD
Chicago
€500 Return, found 5 days ago
€500
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 26 Feb from Kraków to Chicago, returning Wed, 4 Mar, priced at €500 found 5 days ago

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.

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. €381 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 Dublin (DUB), you could've snapped up a low-cost fare for just €263 in the last seven days. Round-trip journeys to Cook County ranged from €381 to €500 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 €381 and €500. 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.

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.

Scandinavian Airlines
Sun, 1 Mar - Mon, 9 Mar
DUB
Dublin
ORD
Chicago
€381 Return, just found
€381
Return
just found
Select Scandinavian Airlines flight, departing Sun, 1 Mar from Dublin to Chicago, returning Mon, 9 Mar, priced at €381 just found
*Available to Expedia members.