$370 Cheap Aeromexico flights Chicago (ORD) to Hermosillo (HMO)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Aeromexico round-trip flights from $702 from ORD to HMO. Affordable one-way options from $370 are available as well.**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.

Look for one-way or round-trip flights to Hermosillo in August or July. You could find lower fares with Aeromexico during these off-season months.

Landing the best Aeromexico deals from ORD to HMO is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. To top it off, you can pocket 17% on average by buying your tickets on a Sunday rather than a Friday, which is often the most expensive day to book.* It’s a good idea to start checking out flights about one month before your departure date.*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 find out if there’s a direct trip from ORD to HMO with Aeromexico or another carrier, select the “Nonstop” filter when browsing for tickets.

To find the earliest departures from ORD to HMO with Aeromexico, sort your results by “Early Morning” and “Morning.” Booking an early flight generally means cancellations are less likely.**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.

Catch an Aeromexico flight from O’Hare Intl. Airport (ORD) to Hermosillo, and you’re most likely to touch down at General Ignacio Pesqueira Garcia Intl. Airport (HMO). This is the airline’s primary hub here.

For checked luggage, you can bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also bring 1 cabin bag on board when flying standard economy from ORD to HMO with Aeromexico. This carry-on has to weigh less than 22 lb and be no bigger than 21 inches x 15 inches x 9 inches. Exceeding these restrictions can mean additional charges, so check Aeromexico’s baggage allowance guidelines before packing your suitcase.

With a rewarding loyalty program, Aeromexico is a top pick for many travelers heading from ORD to HMO. Plus, if you’re an Aeromexico Club Premier and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can cancel or reschedule your flight, although there may be additional fees if you booked over 24 hours ago. Need 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 alter your plans. To update your booking, go to “Trips,” select your flight and click on “Manage Booking” for more information.