$190 Cheap Flights from Hermosillo (HMO) to Seattle (SEA)

View $190 flight on Mon, Dec 1, 2025Opens in a new window

Popular airlines from Hermosillo, Sonora (HMO-General Ignacio Pesqueira Garcia Intl.) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Hermosillo to Seattle (HMO-SEA)

Prices were available within the past 7 days and start at $190 for one-way flights and $404 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Tue, Jul 21 - Sun, Jul 26
HMO
Hermosillo
SEA
Seattle
$404 Roundtrip, found 6 days ago
$404
Roundtrip
found 6 days ago
Select Volaris flight, departing Tue, Jul 21 from Hermosillo to Seattle, returning Sun, Jul 26, priced at $404 found 6 days ago
Volaris
Sat, Dec 13 - Wed, Jan 7
HMO
Hermosillo
SEA
Seattle
$435 Roundtrip, found 6 days ago
$435
Roundtrip
found 6 days ago
Select Volaris flight, departing Sat, Dec 13 from Hermosillo to Seattle, returning Wed, Jan 7, priced at $435 found 6 days ago
Volaris
Wed, Dec 17 - Tue, Jan 13
HMO
Hermosillo
SEA
Seattle
$442 Roundtrip, found 3 days ago
$442
Roundtrip
found 3 days ago
Select Volaris flight, departing Wed, Dec 17 from Hermosillo to Seattle, returning Tue, Jan 13, priced at $442 found 3 days ago
Volaris
Wed, Dec 17 - Tue, Jan 13
HMO
Hermosillo
SEA
Seattle
$464 Roundtrip, found 3 days ago
$464
Roundtrip
found 3 days ago
Select Volaris flight, departing Wed, Dec 17 from Hermosillo to Seattle, returning Tue, Jan 13, priced at $464 found 3 days ago
Volaris
Sat, Dec 13 - Wed, Jan 7
HMO
Hermosillo
SEA
Seattle
$470 Roundtrip, found 6 days ago
$470
Roundtrip
found 6 days ago
Select Volaris flight, departing Sat, Dec 13 from Hermosillo to Seattle, returning Wed, Jan 7, priced at $470 found 6 days ago
Volaris
Sun, Nov 16 - Fri, Nov 28
HMO
Hermosillo
SEA
Seattle
$488 Roundtrip, found 3 days ago
$488
Roundtrip
found 3 days ago
Select Volaris flight, departing Sun, Nov 16 from Hermosillo to Seattle, returning Fri, Nov 28, priced at $488 found 3 days ago
Volaris
Sun, Nov 16 - Sun, Nov 30
HMO
Hermosillo
SEA
Seattle
$515 Roundtrip, found 3 days ago
$515
Roundtrip
found 3 days ago
Select Volaris flight, departing Sun, Nov 16 from Hermosillo to Seattle, returning Sun, Nov 30, priced at $515 found 3 days ago
American Airlines
Sun, Dec 21 - Sat, Jan 10
HMO
Hermosillo
SEA
Seattle
$525 Roundtrip, found 6 days ago
$525
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Dec 21 from Hermosillo to Seattle, returning Sat, Jan 10, priced at $525 found 6 days ago
Aeromexico
Wed, Nov 19 - Sat, Dec 6
HMO
Hermosillo
SEA
Seattle
$836 Roundtrip, just found
$836
Roundtrip
just found
Select Aeromexico flight, departing Wed, Nov 19 from Hermosillo to Seattle, returning Sat, Dec 6, priced at $836 just found
Delta
Sun, Nov 9 - Sun, Nov 16
HMO
Hermosillo
SEA
Seattle
$1,602 Roundtrip, found 7 hours ago
$1,602
Roundtrip
found 7 hours ago
Select Delta flight, departing Sun, Nov 9 from Hermosillo to Seattle, returning Sun, Nov 16, priced at $1,602 found 7 hours ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $747
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $747

Frequently asked questions

How much does a flight from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA) cost?
Get a cheap one-way flight from $190 or cheap return flight from $404 from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA)?
July is the most affordable month to fly from HMO to SEA. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest HMO to SEA flight.
How many flights per day from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA)?
You'll need to catch a flight with a layover when traveling from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from HMO to SEA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA)?
To reach Seattle - Tacoma Intl. Airport (SEA) on time, opt for a flight that takes off from General Ignacio Pesqueira Garcia Intl. Airport (HMO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from HMO to SEA just before your trip is generally more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a HMO to SEA flight and hotel package?
Booking a HMO to SEA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from General Ignacio Pesqueira Garcia Intl. Airport (HMO) to Seattle - Tacoma Intl. Airport (SEA)?
In most cases, you can cancel or modify your HMO to SEA flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Origin airport
General Ignacio Pesqueira Garcia Intl.
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
$403
Distance
1403 mi

Book with confidence

Hermosillo to Seattle Flights

The cheapest times to fly from Hermosillo to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hermosillo to Seattle are during the month of July. You can find some of the cheapest flights from Hermosillo to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hermosillo to Seattle

Sunday is one of the best days to book for cheap flights from Hermosillo to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hermosillo to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hermosillo to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $190 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hermosillo to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hermosillo to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hermosillo to Seattle Flights

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*Available to One Key members.