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Cheap flights from Seattle to Hermosillo from $581

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Hermosillo departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Hermosillo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
11:00 pm - 9:26 am
SEA
-
HMO
34h 26m
3 stops
Volaris Logo
7:47 am - 7:49 pm
HMO
-
SEA
12h 02m
1 stop
$581Volaris
Fri, Sep 18 - Mon, Sep 21
Volaris Logo
11:00 pm - 9:27 pm
SEA
-
HMO
22h 27m
2 stops
Volaris Logo
7:47 am - 7:49 pm
HMO
-
SEA
12h 02m
1 stop
$646Volaris
Fri, Sep 18 - Mon, Sep 21
Volaris Logo
11:00 pm - 9:26 am
SEA
-
HMO
34h 26m
3 stops
Volaris Logo
6:16 pm - 7:49 pm
HMO
-
SEA
25h 33m
2 stops
$674Volaris
Fri, Sep 18 - Mon, Sep 21
Volaris Logo
11:00 pm - 9:26 am
SEA
-
HMO
34h 26m
3 stops
Volaris Logo
8:41 am - 7:49 pm
HMO
-
SEA
35h 08m
3 stops
$684Volaris
Fri, Sep 18 - Mon, Sep 21
American Airlines Logo
6:21 pm - 11:29 am
SEA
-
HMO
17h 08m
1 stop
American Airlines Logo
12:55 pm - 7:51 pm
HMO
-
SEA
6h 56m
1 stop
$736American Airlines
Fri, Sep 18 - Mon, Sep 21
Aeromexico Logo
9:30 am - 9:18 pm
SEA
-
HMO
11h 48m
1 stop
Aeromexico Logo
9:17 am - 8:00 pm
HMO
-
SEA
10h 43m
1 stop
$1,053Aeromexico
Fri, Oct 2 - Tue, Oct 6
Aeromexico Logo
10:15 am - 8:13 am
SEA
-
HMO
21h 58m
2 stops
Aeromexico Logo
9:17 am - 8:00 pm
HMO
-
SEA
10h 43m
1 stop
$1,063Aeromexico
Fri, Oct 2 - Tue, Oct 6
Aeromexico Logo
6:00 am - 8:13 am
SEA
-
HMO
26h 13m
2 stops
Aeromexico Logo
9:17 am - 10:05 pm
HMO
-
SEA
12h 48m
2 stops
$1,078Aeromexico
Fri, Oct 2 - Tue, Oct 6

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Volaris flights from Seattle to Hermosillo

Our best Volaris deals on Seattle to Hermosillo flight tickets
Volaris
Apr 30
SEA11:00 pmSeattle/Tacoma Intl
14h 46m
1 stop
HMO1:46 pmHermosillo Gen Pesqueira Garcia
May 3
HMO7:48 amHermosillo Gen Pesqueira Garcia
12h 01m
1 stop
SEA7:49 pmSeattle/Tacoma Intl
$654
Volaris
Oct 8
SEA11:00 pmSeattle/Tacoma Intl
14h 43m
2 stops
HMO1:43 pmHermosillo Gen Pesqueira Garcia
Oct 13
HMO7:47 amHermosillo Gen Pesqueira Garcia
12h 02m
1 stop
SEA7:49 pmSeattle/Tacoma Intl
$670
Volaris
Apr 30
SEA11:00 pmSeattle/Tacoma Intl
14h 46m
1 stop
HMO1:46 pmHermosillo Gen Pesqueira Garcia
May 3
HMO7:48 amHermosillo Gen Pesqueira Garcia
12h 01m
1 stop
SEA7:49 pmSeattle/Tacoma Intl
$680

Aeromexico flights from Seattle to Hermosillo

Our best Aeromexico deals on Seattle to Hermosillo flight tickets
Aeromexico
Oct 2
SEA9:30 amSeattle/Tacoma Intl
14h 09m
1 stop
HMO11:39 pmHermosillo Gen Pesqueira Garcia
Oct 6
HMO7:15 amHermosillo Gen Pesqueira Garcia
12h 45m
1 stop
SEA8:00 pmSeattle/Tacoma Intl
$1,053
Aeromexico
Oct 8
SEA7:20 amSeattle/Tacoma Intl
13h 58m
2 stops
HMO9:18 pmHermosillo Gen Pesqueira Garcia
Oct 12
HMO7:15 amHermosillo Gen Pesqueira Garcia
14h 56m
2 stops
SEA10:11 pmSeattle/Tacoma Intl
$1,056
Aeromexico
Oct 2
SEA7:20 amSeattle/Tacoma Intl
16h 19m
2 stops
HMO11:39 pmHermosillo Gen Pesqueira Garcia
Oct 6
HMO9:17 amHermosillo Gen Pesqueira Garcia
10h 43m
1 stop
SEA8:00 pmSeattle/Tacoma Intl
$1,063

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Hermosillo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from Seattle to Hermosillo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 9/18

11:00 pm-9:26 am

3 stops34h 26m

Hermosillo Gen Pesqueira Garcia

Mon 9/21

7:47 am-7:49 pm

1 stop12h 02m

$581

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 9/18

11:00 pm-9:27 pm

2 stops22h 27m

Hermosillo Gen Pesqueira Garcia

Mon 9/21

7:47 am-7:49 pm

1 stop12h 02m

$646

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 9/18

11:00 pm-9:26 am

3 stops34h 26m

Hermosillo Gen Pesqueira Garcia

Mon 9/21

6:16 pm-7:49 pm

2 stops25h 33m

$674

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 9/18

11:00 pm-9:26 am

3 stops34h 26m

Hermosillo Gen Pesqueira Garcia

Mon 9/21

8:41 am-7:49 pm

3 stops35h 08m

$684

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 9/18

6:21 pm-11:29 am

1 stop17h 08m

Hermosillo Gen Pesqueira Garcia

Mon 9/21

12:55 pm-7:51 pm

1 stop6h 56m

$736
Quickest round-trip

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 10/2

9:30 am-9:18 pm

1 stop11h 48m

Hermosillo Gen Pesqueira Garcia

Tue 10/6

9:17 am-8:00 pm

1 stop10h 43m

$1,053

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 10/2

10:15 am-8:13 am

2 stops21h 58m

Hermosillo Gen Pesqueira Garcia

Tue 10/6

9:17 am-8:00 pm

1 stop10h 43m

$1,063

SeattleHermosillo

SEA - HMO

SEAHMO

Seattle/Tacoma Intl

Fri 10/2

6:00 am-8:13 am

2 stops26h 13m

Hermosillo Gen Pesqueira Garcia

Tue 10/6

9:17 am-10:05 pm

2 stops12h 48m

$1,078

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Hermosillo from

How to get the cheapest flight ticket from Seattle to Hermosillo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Hermosillo?

What is the cheapest month to fly to Hermosillo?

The month of November is, on average, the cheapest month to fly to Hermosillo from Seattle, with most prices found around $0. If you aren’t able to travel to Hermosillo during the month of November, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from Seattle to Hermosillo

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Hermosillo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Hermosillo (SEA to HMO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Hermosillo

Fastest flight time

14h 43m

Direct flights

None
The fastest flight from Seattle to Hermosillo takes 14h 43m
There are no direct flights from Seattle to Hermosillo. There are no popular flight routes from Seattle to Hermosillo.
Search flight deals

Frequently asked questions about flying from Seattle to Hermosillo

  • How far is Seattle/Tacoma Intl to Hermosillo Gen Pesqueira Garcia by plane?

    Hermosillo Gen Pesqueira Garcia is 1414.9 mi away from Seattle/Tacoma Intl. Typically, this will take 14h 43m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Hermosillo Gen Pesqueira Garcia Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Hermosillo Gen Pesqueira Garcia Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Hermosillo Gen Pesqueira Garcia Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Hermosillo Gen Pesqueira Garcia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Hermosillo Gen Pesqueira Garcia Airport.

  • What documentation or ID do you need to fly to Hermosillo Gen Pesqueira Garcia Airport?

    The necessary travel and health documents for your Hermosillo Gen Pesqueira Garcia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Hermosillo?

Best airlines flying from Seattle to Hermosillo

Compare and see reviews for airlines that fly from Seattle to Hermosillo with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $529Free CancellationRating
7.1
11,678 reviews
Search American Airlines flights

Traveling to a place near Hermosillo?

Book flights to Hermosillo if you plan to visit one of these locations
San Carlos

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Hermosillo?

Finding the right flight to Hermosillo from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hermosillo quick and easy, saving you time and money.

Can I find flights from Seattle to Hermosillo with flexible booking policies on momondo?

Flights from Seattle to Hermosillo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Hermosillo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Hermosillo.

I’m not ready to book a flight from Seattle to Hermosillo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Hermosillo, momondo offers a useful price alert feature which will track prices for flights to Hermosillo from Seattle and alert you when they change.

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