CA $182 Cheap Flights from Raleigh (RDU) to Chicago (CHI)

Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Raleigh - Durham Intl. Airport (RDU) to Chicago, IL (CHI-All Airports) start from CA $404. Book today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.

We get that your situation can change unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for RDU to Chicago, IL (CHI-All Airports) flights, you'll see a "no change fees" filter for you to select.

Forget about a movie marathon on this flight — it's only 1,100 kilometers from Morrisville to Illinois. Find your seat, order a snack and you'll be in Illinois in next to no time.

American Airlines (AA) is one of the preferred choices for many travelers flying between Raleigh–Durham Airport and Chicago, IL (CHI-All Airports). Choose from the 95 flights it operates on this route each month. Southwest Airlines (WN) is also worth considering. It offers 86 flights each month. Between these two airlines, you'll be able to find a good deal from Morrisville to Illinois.

Flight prices change all the time, so not always. While last-minute flight deals between RDU and Chicago, IL (CHI-All Airports) are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some air carriers release their prices up to 12 months ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking back and be ready to secure your seat when the fares dip.