$745 Cheap Aeromexico flights Detroit (DTW) to Reynosa (REX)

You'll discover affordable round-trip Aeromexico flights from $1,271 from DTW to REX by sorting your results from "Price (lowest to highest)" on Expedia. Or look for deals from $745 for a one-way journey.**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.

To discover cheap flights from DTW to REX with Aeromexico, start searching about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**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 the earliest departures from DTW to REX with Aeromexico, filter your search 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.

A rewarding loyalty program and the chance to rack up points through Aeromexico Club Premier are the start of the reasons to leave from DTW to REX with Aeromexico. Plus, when you join Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to Aeromexico's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.