Cheap Flight Deals to Northern Illinois IL from CA $166

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How to find cheap flights to Northern Illinois?

The cheapest prices found with in the last 7 days for return flights were CA $116 and CA $166 for one-way flights to Northern Illinois for the period specified. Prices and availability are subject to change. Additional terms apply

Thu, Oct. 23 - Mon, Nov. 3
YYC
Calgary Intl.
ORD
O'Hare Intl.
CA $264 Roundtrip, found 4 days ago
CA $264
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, Oct. 23 from Calgary Intl. to O'Hare Intl., returning Mon, Nov. 3, priced at CA $264 found 4 days ago
OriginDestinationTravel datesFlights from*
ATLChicagoAugust 2 to August 3CA $116
LASChicagoAugust 9 to August 16CA $119
MSPChicagoAugust 21 to August 22CA $139
LAXChicagoAugust 7 to August 16CA $169
SEAChicagoAugust 30 to August 31CA $247
SANChicagoAugust 11 to August 18CA $255
RNOChicagoAugust 7 to August 16CA $273
DENChicagoAugust 23 to August 25CA $421
AUSChicagoOctober 10 to October 13CA $443
SEAMolineSeptember 10 to September 13CA $518
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
ATLChicagoJuly 25 to July 28CA $200
MSPChicagoJuly 25 to July 27CA $466
SEAChicagoJuly 25 to July 28CA $481
AUSChicagoJuly 27 to August 14CA $736
DENChicagoJuly 26 to July 31CA $808
*Prices include taxes and fees

Your guide to flights to Northern Illinois, IL

American Airlines, WestJet fly to Northern Illinois, so use Travelocity to search, find, and compare some truly tempting deals from the 2 airlines—that way you can be sure you’ve found the best deal for you. A flight to Northern Illinois IL currently costs between CA $116 and CA $808. Prices vary, but for the best fares, travel in November when prices are at their lowest.  

Top tips for finding cheap flights to Northern Illinois  

The cheapest flight for a round trip to Northern Illinois is currently CA $116. When you search for flights to Northern Illinois, enter your preferred travel dates then click on ‘flexible dates’ to compare cheap flight tickets to Northern Illinois for nearby days.  The cheapest month to travel to Northern Illinois is October from our list of deals available.  

But if you’re flexible about when you travel, you can find great deals on flights across the year. If you’re planning a vacation, you can save more on Travelocity when you bundle flights with car rental and hotel bookings, too. Many airlines currently offer flexible booking options, so look for flights offering no change fees.   

How to cancel flights to Northern Illinois 

We know plans change, that’s why at Travelocity, we make it as easy as possible for you to cancel or amend your plane tickets. Go to My Trips, enter your itinerary number, then follow the instructions. Many airlines let you cancel flights online free of charge if you booked it in the last 24 hours. Visit Customer Service for more advice.  

Why you should book your flight to Northern Illinois with Travelocity 

We have top deals on plane tickets even for last minute flights to Northern Illinois, so you can simply type in your travel dates and compare our best prices. Booking with Travelocity means you get flexible cancellation options, 24/7 support, and, thanks to our Price Match Promise, if the airfare drops after you book, you can get a refund! Whether you’re planning a business trip, weekend getaway, or a family vacation—let Travelocity get you to Northern Illinois for less. 

Need a car after flight to Northern Illinois?

Económico

Chevrolet Spark or similar
  • 4 people
Santo Domingo de Silos, Castilla y León, ESP
Chevrolet Spark
Económico Chevrolet Spark

Compacto

Ford Focus or similar
  • 4 people
Santo Domingo de Silos, Castilla y León, ESP
Ford Focus
Compacto Ford Focus

Mediano

Toyota Corolla or similar
  • 5 people
Santo Domingo de Silos, Castilla y León, ESP
Toyota Corolla
Mediano Toyota Corolla

Camioneta SUV

Jeep Compass or similar
  • 5 people
Santo Domingo de Silos, Castilla y León, ESP
Jeep Compass
Camioneta SUV Jeep Compass

Frequently asked questions

How much is the cheapest flight to Northern Illinois?
The next trip you take doesn't have to make a huge dent in your budget. During the last seven days, the cheapest return flight to Northern Illinois cost CA $116. Find a cheap seat and spend the dollars you save on fantastic experiences. This price was available on Travelocity for flights to Northern Illinois departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Northern Illinois?
If you have your heart set on a getaway in Northern Illinois, October is the cheapest period to fly there. This is based on Travelocity's direct return flight demand from January to December last year. Work out your preferred dates and reserve your seat today.
How can I check my flight status to Northern Illinois?
Whether you want to view the status of your flight to Northern Illinois or change your itinerary, you'll find all the important details on our handy portal, Trips. Click on "Trips" at the top right of our homepage, then log in or open a new account. Another simple way to view and manage your booking is with the Travelocity app. Get helpful trip reminders right when you need them and share updates with any friends or family flying with you.
How do I find the best deals on flights to Northern Illinois?
It's always good to book ahead of time, and if possible, avoid flying during peak periods. Another great way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. This lets you compare fares for surrounding days. In the last seven days, the best price for a roundtrip flight to Northern Illinois was CA $116. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Northern Illinois with Travelocity?
Look for cheap flights to Northern Illinois with Travelocity and begin packing for your next break. With 24/7 customer assistance throughout your trip and a Price Match Guarantee, we take the stress out of finding cheap family flights, accommodations and more. Snap up a great deal now and prepare for an epic adventure.
How much is a flight to Northern Illinois on average?
Roundtrip flights to Northern Illinois on our site cost between CA $116 and CA $808 in the last seven days. When you find an airfare that best fits your budget, grab it fast. Cheap deals don't last long! These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Plane Tickets To Northern Illinois

Although you may try and resist the urge, you know that when the travel bug comes, there is only one way to get rid of it. Thankfully, Travelocity is here to help nip that travel bug in the bud with great deals on flights to Northern Illinois. Browse through our inventory to explore a wide range of cheap flights to Northern Illinois to solidify your next big trip out of town. Whether you are heading out on a business trip, exploring a place you have never been for pleasure or are bringing the family on the annual vacation, we have the perfect getaway waiting for you. In no time, you will be day dreaming of your plane landing in Northern Illinois as you anxiously await to exit the plane and explore what Northern Illinois has to offer. Considering all the amazing local food and culture in Northern Illinois, we won't hold this against you.

When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Northern Illinois to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Northern Illinois without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Northern Illinois with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Northern Illinois today!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.