Cheap Flights from Seattle to Hermosillo

Compare Seattle 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 Seattle to Hermosillo

Looking for a cheap last-minute deal or the best return flight from Seattle to Hermosillo Airport? If you want to travel next month, return fares start from R 7,823. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Hermosillo

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

Seattle to Hermosillo: Alternative routes

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

Seattle to Hermosillo: Flight information

The things to know before you go.
Cheapest flight foundR 2,928
Cheapest month to flyJuly

Finding cheap flights from Seattle to Hermosillo: Frequently asked questions

The best price we found for a return flight from Seattle to Hermosillo is R 7,823. 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 Seattle to Hermosillo. But we found flights with one stop from R 7,823.
As of June 2026, there are no flights flying from Seattle to Hermosillo.
The cheapest month to fly from Seattle to Hermosillo is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Hermosillo Airport on Sunday, 5 July 2026.
No airlines currently offer direct flights between Seattle 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.
The cheapest airline that flies to Hermosillo is Volaris .

Travelling from Seattle to General Ignacio Pesqueira Garcia Intl Airport (HMO): What you need to know

  • Hermosillo is one hour ahead of Seattle. General Ignacio Pesqueira Garcia Intl Airport is located in Hermosillo, which is in the UTC-7 timezone.

  • Your flight from Seattle to HMO won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • With more travellers during busy periods like July, get to the terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will allow extra time for delays. Remember things also get busy during major holidays like Fourth of July.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Stopovers offer the perfect opportunity to discover a new place or just take a break during your trip. When searching for a cheap flight from Seattle to HMO, uncheck 'Direct flights only' to check out all potential stops. Phoenix Sky Harbour International Airport (PHX) is one option when departing from Seattle-Tacoma International Airport (SEA).

  • SEA is around 23 kilometres from central Seattle. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 25 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the journey time to be around 35 minutes.

  • In search of a comfortable hotel close to Seattle-Tacoma International Airport? If you've booked an early flight from Seattle to General Ignacio Pesqueira Garcia Intl Airport, these stays will put you moments from check-in:

  • 80% of flights leaving Seattle-Tacoma International Airport reach their destination on schedule. With its impressive on-time stats, you're unlikely to face delays when flying out of SEA.

Seattle Paine Field International Airport (PAE)

  • On public transport, you can travel from central Seattle to PAE in about 1 hour 30 minutes. The terminal is roughly 40 kilometres away, and making the trip by car takes approximately 40 minutes.

  • Flying out early in the morning? Think about staying at one of these hotels near Seattle Paine Field International Airport the day before your Seattle to HMO flight:

  • Flights from Seattle Paine Field International Airport have a reputation for punctuality, with 80% of them arriving as planned.

About General Ignacio Pesqueira Garcia Intl Airport (HMO)

Getting from General Ignacio Pesqueira Garcia Intl Airport (HMO) to central Hermosillo

  • General Ignacio Pesqueira Garcia Intl Airport is around 11 kilometres from central Hermosillo. It takes around 20 minutes or so to get to the city by car.

  • It takes around 30 minutes if you're travelling on public transport.

How to find the cheapest flights from Seattle to General Ignacio Pesqueira Garcia Intl Airport (HMO)

  • R 2,928 is currently the best price for a one-way ticket from Seattle to General Ignacio Pesqueira Garcia Intl Airport. A return flight starts at R 7,823. These prices can change depending on availability and demand.

  • Booking ahead of time is often the key to scoring a cheap flight from Seattle to HMO. Fares tend to rise as demand increases, so the closer you get to departure, the more you'll likely spend.

  • Affordable Seattle to General Ignacio Pesqueira Garcia Intl Airport tickets are easier to find when your travel dates are flexible. Try using the 'Whole month' tool to compare fares across the month and then choose the cheapest day.

  • You don't need to check every day to find out if prices have dropped when you set up a Price Alert. We'll let you know when there's a better deal on plane tickets from Seattle to HMO.

  • Bag the best deal on a flight from Seattle to General Ignacio Pesqueira Garcia Intl Airport with the help of the filters. Pick your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best.'

The best time to fly from Seattle to General Ignacio Pesqueira Garcia Intl Airport (HMO)

  • September is the most popular month for flights from Seattle to General Ignacio Pesqueira Garcia Intl Airport (HMO). Plan your visit to Hermosillo in December if you'd rather avoid peak season.

  • The warmest month in Hermosillo is June, with temperatures ranging between 22ºC (72ºF) and 40ºC (104ºF). Lock in your Seattle to HMO plane ticket then if you enjoy this type of weather.

  • Look for cheap tickets from Seattle to General Ignacio Pesqueira Garcia Intl Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 26ºC (79ºF).

More about Hermosillo

  • After booking your flight from Seattle to General Ignacio Pesqueira Garcia Intl Airport, find a hotel that keeps you close to what you want to see. Make one of these accommodation options your base for exploring Hermosillo:

  • All great adventures should include a little sightseeing. Centro Ecologico de Sonora, Museo de Culturas Populares e Inda-genas de Sonora and Alameda Park are must-do's during your Hermosillo adventure.

Explore more of Mexico

  • Ciudad Obregon is just one of the many cities in Mexico waiting to be discovered once you've seen Hermosillo. Around 209 kilometres away to the southeast, well-known attractions include La Laguna Del Nainari, Tres Marias Game Ranch and Sonora in the Revolution Museum.

  • Next up? Make your way to Nogales. It's roughly 257 kilometres north of Hermosillo and is known for highlights including Pimeria Alta Museum and Mirador del beso.

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