$332 Cheap Flights from Morelia (MLM) to Seattle (SEA)

View $332 flight on Thu, Jan 15, 2026Opens in a new window

Popular airlines from General Francisco Mujica Intl. Airport (MLM) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Morelia to Seattle (MLM-SEA)

Prices were available within the past 7 days and start at $332 for one-way flights and $403 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Feb 19 - Sun, Mar 8
MLM
Morelia
SEA
Seattle
$403 Roundtrip, found 2 days ago
$403
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Feb 19 from Morelia to Seattle, returning Sun, Mar 8, priced at $403 found 2 days ago
Frontier Airlines
Tue, Feb 24 - Sun, Mar 8
MLM
Morelia
SEA
Seattle
$421 Roundtrip, found 2 days ago
$421
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Feb 24 from Morelia to Seattle, returning Sun, Mar 8, priced at $421 found 2 days ago
Frontier Airlines
Thu, Feb 19 - Thu, Mar 12
MLM
Morelia
SEA
Seattle
$468 Roundtrip, found 2 days ago
$468
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Feb 19 from Morelia to Seattle, returning Thu, Mar 12, priced at $468 found 2 days ago
Frontier Airlines
Tue, Feb 24 - Thu, Mar 12
MLM
Morelia
SEA
Seattle
$484 Roundtrip, found 2 days ago
$484
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Feb 24 from Morelia to Seattle, returning Thu, Mar 12, priced at $484 found 2 days ago
Frontier Airlines
Sun, Feb 22 - Sun, Mar 8
MLM
Morelia
SEA
Seattle
$491 Roundtrip, found 2 days ago
$491
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Feb 22 from Morelia to Seattle, returning Sun, Mar 8, priced at $491 found 2 days ago
Frontier Airlines
Thu, Feb 19 - Sat, Mar 7
MLM
Morelia
SEA
Seattle
$496 Roundtrip, found 2 days ago
$496
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Feb 19 from Morelia to Seattle, returning Sat, Mar 7, priced at $496 found 2 days ago
Aeromexico
Tue, Feb 10 - Wed, Feb 11
MLM
Morelia
SEA
Seattle
$579 Roundtrip, found 23 hours ago
$579
Roundtrip
found 23 hours ago
Select Aeromexico flight, departing Tue, Feb 10 from Morelia to Seattle, returning Wed, Feb 11, priced at $579 found 23 hours ago
United
Thu, Feb 5 - Tue, Feb 24
MLM
Morelia
SEA
Seattle
$589 Roundtrip, found 2 days ago
$589
Roundtrip
found 2 days ago
Select United flight, departing Thu, Feb 5 from Morelia to Seattle, returning Tue, Feb 24, priced at $589 found 2 days ago
American Airlines
Thu, Feb 19 - Thu, Feb 26
MLM
Morelia
SEA
Seattle
$633 Roundtrip, found 2 days ago
$633
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Feb 19 from Morelia to Seattle, returning Thu, Feb 26, priced at $633 found 2 days ago
Delta
Tue, Feb 10 - Wed, Feb 11
MLM
Morelia
SEA
Seattle
$650 Roundtrip, found 23 hours ago
$650
Roundtrip
found 23 hours ago
Select Delta flight, departing Tue, Feb 10 from Morelia to Seattle, returning Wed, Feb 11, priced at $650 found 23 hours ago

Find the cheapest month to fly from Morelia (MLM) to Seattle (SEA)

April is typically the cheapest month to fly

From $489 - $1,043 per traveler.
Flights from Morelia (MLM) to Seattle (SEA)
Origin airport
General Francisco Mujica Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United
Roundtrip price
$402
Distance
2249 mi

Morelia to Seattle Flights

The cheapest times to fly from Morelia 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 Morelia to Seattle are during the month of February. You can find some of the cheapest flights from Morelia to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Morelia to Seattle

Sunday is one of the best days to book for cheap flights from Morelia 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 Morelia 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 Morelia to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $332 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 Morelia 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 Morelia 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.

 

Frequently asked questions

How much does a flight from General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA) cost?
Get a cheap one-way flight from $332 or cheap return flight from $403 from General Francisco Mujica Intl. Airport (MLM) 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 Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA)?
February is the least expensive month to fly from MLM to SEA. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from MLM to SEA. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MLM to SEA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, such as the airline and season.*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 Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid possible delays on the General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**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 Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from MLM to SEA shortly before your getaway is generally more expensive. But if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a MLM to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a MLM to SEA flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from General Francisco Mujica Intl. Airport (MLM) to Seattle - Tacoma Intl. Airport (SEA)?
In most cases, you can reschedule or cancel your MLM to SEA flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.