Cheap Flights from San Antonio International to Hermosillo

Compare San Antonio International to Hermosillo flight deals

Find the cheapest month or even day of the year to fly to Hermosillo

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Flight deals from San Antonio International to Hermosillo

Looking for a cheap last-minute deal or the best return flight from San Antonio International Airport to Hermosillo Airport? If you want to travel next month, return fares start from R 4,829. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Antonio International to Hermosillo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Hermosillo flights are currently cheapest in August.

San Antonio International to Hermosillo: Alternative routes

Compare routes from San Antonio International to Hermosillo below. You may find an airport to fly into that's cheaper, faster, or easier than Hermosillo.

San Antonio to Hermosillo: Flight information

The things to know before you go.
Cheapest flight foundR 1,792
Cheapest month to flyAugust

Finding cheap flights from San Antonio International to Hermosillo: Frequently asked questions

The best price we found for a return flight from San Antonio International to Hermosillo is R 4,389. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Antonio International to Hermosillo. But we found flights with one or more stops from R 4,389.
As of June 2026, there are no flights flying from San Antonio International to Hermosillo.
The cheapest month to fly from San Antonio International to Hermosillo is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Hermosillo Airport on Tuesday, 18 August 2026.
No airlines currently offer direct flights between San Antonio International Airport and Hermosillo Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hermosillo but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hermosillo is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Viva offers the cheapest flight tickets to Hermosillo.

Flying from San Antonio International Airport (SAT) to Hermosillo Airport (HMO): what you need to know

  • Hermosillo's timezone is UTC-7, which makes Hermosillo one hour behind San Antonio.

  • Your SAT to HMO flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You can expect longer queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure will give you ample time for security and boarding.

  • If you'd like to add a stop to your trip, just deselect 'Direct flights only' when searching for your ticket from San Antonio International Airport to Hermosillo Airport. Here are the top stopovers between SAT and HMO:

    • Phoenix Sky Harbour Airport

    • Mexico City Juarez International Airport

    • Monterrey Gen Mariano Escobedo Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to Hermosillo Airport (HMO)

  • R 1,792 is the lowest price for a one-way San Antonio International Airport to Hermosillo Airport flight. Return flights start at R 4,389. These fares can change based on demand and availability.

  • To score cheap tickets from SAT to HMO, book ahead. Airlines tend to offer lower prices when flights are first released.

  • The 'Whole month' search tool shows you the cheapest flights from San Antonio International Airport to Hermosillo Airport throughout the month. It's an easy way to snap up a bargain if your trip dates are flexible.

  • Getting your hands on cheap flights from SAT to HMO is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as a new deal comes up.

  • Tailor your flights with filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from San Antonio International Airport to Hermosillo Airport.

Handy information about San Antonio International Airport (SAT)

  • SAT is located at 9800 Airport Boulevard.

  • San Antonio International Airport has an excellent on-time record, making delays less likely. Departures from SAT make it to their destination as scheduled 82% of the time.

  • To reach San Antonio International Airport from central San Antonio, it'll take around 20 minutes if you're going by car. This depends on traffic, however. It's approximately 14 kilometres from the airport to the city centre.

  • Planning to take public transport? Expect a journey time of around 50 minutes.

  • Catching an early flight from San Antonio International Airport to Hermosillo Airport? Avoid the last-minute rush to the terminal (and catch some extra z's) by picking one of these stays close to SAT:

Arriving at Hermosillo Airport (HMO)

  • If you're arriving on a late San Antonio International Airport to Hermosillo Airport flight, few things top the convenience of being close to the terminal. Grab your bags from the carousel and then be showered and resting shortly after at one of these hotels near HMO:

  • Say yes to new adventures by picking up a Hermosillo Airport rental car. Grab a set of wheels from MEX, Firefly or Ace Rent a Car to explore Hermosillo and beyond.

  • Reserving your vehicle from Hermosillo Airport around four weeks in advance can help you get the best possible rate.

When to fly to Hermosillo Airport (HMO)

  • It's time to pick your trip dates for your flight from San Antonio International Airport to Hermosillo Airport. September is the busiest month to head to Hermosillo. If you prefer a more laid-back vibe, go in March.

  • When booking your flight from San Antonio International Airport to Hermosillo Airport, consider the kind of weather you like. June is the warmest month in Hermosillo, with temperatures ranging from 22ºC (72ºF) to 40ºC (104ºF).

  • January has average temperatures of between 5ºC (41ºF) and 26ºC (79ºF). Look for cheap tickets from SAT to HMO sometime around then if you like cooler conditions.

Explore more of Mexico

  • Chihuahua is just one of the many cities in Mexico waiting to be discovered once you've taken in the sights of Hermosillo. Around 483 kilometres away to the east, top sights here include Our Lady of Guadalupe, Plaza Mayor de Chihuahua and Acueducto De Chihuahua.

  • If you're looking to explore another major stop in Mexico, consider Ciudad Obregon, roughly 209 kilometres south-east of Hermosillo. La Laguna Del Nainari, Tres Marias Game Ranch and Sonora in the Revolution Museum are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.