$142 Cheap Delta flights Orange County (SNA) to Chicago (ORD)

Set the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $283 from SNA to ORD. Affordable one-way fares from $142 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for one-way or round-trip flights to Chicago in January or February. You could find cheaper fares with Delta Air Lines during these quieter months.

Start searching one to three months ahead of your travel date to get cheaper fares on Delta Air Lines flights from John Wayne Airport (SNA) to O’Hare Intl. Airport (ORD). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct route from SNA to ORD with Delta Air Lines or other airlines, use our “Nonstop” filter when browsing for tickets.

Sort your results by “Early Morning” and “Morning” to browse the earliest departures from SNA to ORD. Heading off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from John Wayne Airport (SNA) to Chicago touch down at O’Hare Intl. Airport (ORD). This is the main entry point to this destination.

With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from SNA to ORD. What’s more, if you’re a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s usually possible to cancel or reschedule your flight, although there may be a charge if your booking was made more than 24 hours ago. Prefer to keep your options open? Use Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t penalize you if you have to revise your plans. To update your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for further information.