Find the Cheapest Flight to Northern Illinois

Popular airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Lufthansa

    Lufthansa

  • KLM

    KLM

  • Air France

    Air France

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards

Cheap round-trip flights to Northern 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.

Emirates
Emirates
Emirates
Emirates

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 vacation 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, P84,899 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 Dubai (DXB) sold for just P78,700 in the last seven days. During this time, the price of a return air ticket to Northern Illinois ranged between P84,899 and P94,209. 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 P84,899 and P94,209. Take a look at our amazing deals to Northern Illinois, pick your favorite 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.

Book with confidence

Travel information

Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Destination city name
Chicago
Roundtrip price
P84,899

Explore a world of travel with Expedia

*Available to Expedia members.