Cheap Flights to Northern Illinois: Northern Illinois Flight Deals

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Cheap round-trip flights to Northern Illinois

Prices were available within the past 7 days and start at €406 for one-way flights and €344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, 12 Feb - Sat, 8 Mar
DUB
Dublin
ORD
O'Hare Intl.
€344 Return, found 1 day ago
€344
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, 12 Feb from Dublin to O'Hare Intl., returning Sat, 8 Mar, priced at €344 found 1 day ago
Icelandair
Wed, 29 Jan - Mon, 3 Feb
DUB
Dublin
ORD
O'Hare Intl.
€344 Return, just found
€344
Return
just found
Select Icelandair flight, departing Wed, 29 Jan from Dublin to O'Hare Intl., returning Mon, 3 Feb, priced at €344 just found
Aer Lingus
Mon, 20 Jan - Tue, 4 Feb
DUB
Dublin
ORD
O'Hare Intl.
€399 Return, found 20 hours ago
€399
Return
found 20 hours ago
Select Aer Lingus flight, departing Mon, 20 Jan from Dublin to O'Hare Intl., returning Tue, 4 Feb, priced at €399 found 20 hours ago
American Airlines
Wed, 30 Apr - Fri, 9 May
WAW
Frederic Chopin
ORD
O'Hare Intl.
€400 Return, just found
€400
Return
just found
Select American Airlines flight, departing Wed, 30 Apr from Frederic Chopin to O'Hare Intl., returning Fri, 9 May, priced at €400 just found
British Airways
Tue, 24 Dec - Thu, 9 Jan
WAW
Frederic Chopin
ORD
O'Hare Intl.
€400 Return, just found
€400
Return
just found
Select British Airways flight, departing Tue, 24 Dec from Frederic Chopin to O'Hare Intl., returning Thu, 9 Jan, priced at €400 just found

Expedia.ie is an online travel company that specialises in securing the best prices for flights to Northern Illinois. With Expedia you get highly specialised services, combining the best of technology, in-depth knowledge and the best connections in order to offer great deals to Northern Illinois. Expedia shares your passion for travel and has built the best online travel service that promotes and encourages travel. Whether you are looking for cheap flights to Northern Illinois, or are just on the lookout for the best flights to Northern Illinois, you are sure to find the best deals with Expedia.ie.

"One of the many benefits of booking your flights through Expedia is that we are one of the world’s largest online travel agency, which means we use our collective experience and work tirelessly to bring you the best prices. With Expedia you get a user-friendly internet experience and a dedicated customer support service that ensures that everything goes smoothly. The goal of Expedia is to offer premium services at the lowest price, all at one single place. If you wish to save even more try combing a hotel in Northern Illinois to your flight and create a personalised low cost city break or holiday to your favourite destination. Book early and you could save even more!

If you have an Expedia.ie itinerary number and have a question or concern about your travel plans you can call us on (01) 524 5005 from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends and an Expedia agent will help you.

Frequently asked questions

How do I find cheap flights to Northern Illinois that have flexible change policies?
Search for your cheap flights to Northern Illinois, then tick the “No change fee” box under the “Flexible change policies” heading. It’s that simple. We know that things can change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Northern Illinois?
A good selection of airlines fly to destinations in or close to Northern Illinois. Your holiday is just a few clicks away with these popular carriers:

  • United Airlines - 13,058 flights to or near Northern 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 Northern Illinois each month, including 8,855 flights to O’Hare Intl. Airport (ORD) and 121 flights to Quad City Intl. Airport (MLI) per month.
  • Delta Air Lines - 1,282 flights to or near Northern Illinois each month, including 1,222 flights to O’Hare Intl. Airport (ORD) and 60 flights to Quad City Intl. Airport (MLI) per month.

How can I find cheap tickets to Northern Illinois?
A good strategy for nabbing cheap fares is to be flexible with your dates. Begin with searching for your flight to Northern Illinois, then click on the “flexible dates” box to see prices for nearby days. Another good tip? Book well ahead. To give you an idea of fares, €344 was the best price for a flight to Northern Illinois in the last seven days.
How much is a flight to Northern Illinois?
One-way flights from Dublin (DUB) sold for just €406 in the last seven days. During this time, the price of a return air ticket to Northern Illinois ranged between €344 and €406. If you find a bargain ticket, book as fast as you can — these prices don’t stick around for long.
What are the most popular airports to fly into in Northern Illinois?
Cruise into one of these top Northern Illinois airports and you’ll be in the perfect position to discover all that this terrific region has to offer:

  • O’Hare Intl. Airport (ORD) - 25,318 flights per month.
  • Quad City Intl. Airport (MLI) - 325 flights per month.
  • Williamson County Regional Airport (MWA) - 156 flights per month.

How much is a plane ticket to Northern Illinois?
In the last seven days, tickets varied between €344 and €406. Take a look at our amazing deals to Northern Illinois, pick your favourite and then start packing!
What months are the cheapest to book a flight to Northern Illinois?
February is the cheapest month to book your Northern Illinois adventure. Fares are at a premium throughout the busy month of December, so avoid this time if possible.
Flights to Northern Illinois information
Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Destination city name
Chicago
Return price
€343

Trending flights to Northern Illinois

Prices were available within the past 7 days and start at €406 for one-way flights and €344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, 12 Feb - Sat, 8 Mar
DUB
Dublin
ORD
O'Hare Intl.
€344 Return, found 1 day ago
€344
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, 12 Feb from Dublin to O'Hare Intl., returning Sat, 8 Mar, priced at €344 found 1 day ago
*Available to Expedia members.