$198 Cheap Flights from Mexico City (MEX) to Seattle (SEA)

View $198 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Benito Juarez International Airport (MEX) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Mexico City to Seattle (MEX-SEA)

Prices were available within the past 7 days and start at $198 for one-way flights and $360 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Mon, Feb 9 - Mon, Feb 23
MEX
Mexico City
SEA
Seattle
$360 Roundtrip, found 3 days ago
$360
Roundtrip
found 3 days ago
Select Volaris flight, departing Mon, Feb 9 from Mexico City to Seattle, returning Mon, Feb 23, priced at $360 found 3 days ago
Volaris
Tue, Feb 10 - Sat, Feb 14
MEX
Mexico City
SEA
Seattle
$364 Roundtrip, found 5 days ago
$364
Roundtrip
found 5 days ago
Select Volaris flight, departing Tue, Feb 10 from Mexico City to Seattle, returning Sat, Feb 14, priced at $364 found 5 days ago
Volaris
Thu, Feb 19 - Sun, Feb 22
MEX
Mexico City
SEA
Seattle
$369 Roundtrip, found 3 days ago
$369
Roundtrip
found 3 days ago
Select Volaris flight, departing Thu, Feb 19 from Mexico City to Seattle, returning Sun, Feb 22, priced at $369 found 3 days ago
Volaris
Mon, Sep 15 - Sat, Sep 27
MEX
Mexico City
SEA
Seattle
$373 Roundtrip, found 4 days ago
$373
Roundtrip
found 4 days ago
Select Volaris flight, departing Mon, Sep 15 from Mexico City to Seattle, returning Sat, Sep 27, priced at $373 found 4 days ago
Volaris
Sat, Mar 14 - Sat, Mar 28
MEX
Mexico City
SEA
Seattle
$377 Roundtrip, found 2 days ago
$377
Roundtrip
found 2 days ago
Select Volaris flight, departing Sat, Mar 14 from Mexico City to Seattle, returning Sat, Mar 28, priced at $377 found 2 days ago
Volaris
Thu, Oct 2 - Wed, Feb 18
MEX
Mexico City
SEA
Seattle
$378 Roundtrip, found 6 days ago
$378
Roundtrip
found 6 days ago
Select Volaris flight, departing Thu, Oct 2 from Mexico City to Seattle, returning Wed, Feb 18, priced at $378 found 6 days ago
Frontier Airlines
Wed, Oct 8 - Wed, Oct 15
MEX
Mexico City
SEA
Seattle
$416 Roundtrip, found 9 hours ago
$416
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, Oct 8 from Mexico City to Seattle, returning Wed, Oct 15, priced at $416 found 9 hours ago
Air Canada
Mon, Dec 1 - Tue, Dec 2
MEX
Mexico City
SEA
Seattle
$599 Roundtrip, found 3 days ago
$599
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Dec 1 from Mexico City to Seattle, returning Tue, Dec 2, priced at $599 found 3 days ago
Aeromexico
Tue, Nov 11 - Thu, Nov 20
MEX
Mexico City
SEA
Seattle
$707 Roundtrip, found 21 hours ago
$707
Roundtrip
found 21 hours ago
Select Aeromexico flight, departing Tue, Nov 11 from Mexico City to Seattle, returning Thu, Nov 20, priced at $707 found 21 hours ago
Delta
Tue, Nov 11 - Thu, Nov 20
MEX
Mexico City
SEA
Seattle
$707 Roundtrip, found 21 hours ago
$707
Roundtrip
found 21 hours ago
Select Delta flight, departing Tue, Nov 11 from Mexico City to Seattle, returning Thu, Nov 20, priced at $707 found 21 hours ago

Find the cheapest month to fly from Mexico City (MEX) to Seattle (SEA)

May is typically the cheapest month to fly

From $347 - $695 per traveler.

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 $455
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $455
Flights from Mexico City (MEX) to Seattle (SEA)
Origin airport
Mexico City Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta, Frontier Airlines, United, Volaris
Roundtrip price
$359
Distance
2333 mi
Average flight time
6 hours 55 mins

Mexico City to Seattle Flights

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

 

The best time to book a flight from Mexico City to Seattle

Sunday is one of the best days to book for cheap flights from Mexico City 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 Mexico City 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 Mexico City to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $198 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 Mexico City 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 Mexico City 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 Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $198 or cheap return flight from $360 from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
February is the least expensive month to fly from MEX to SEA. Traveling during an off-peak travel window is often the key to finding a great deal.
Which airlines fly direct from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
Hop on a direct flight with Aeromexico and fly straight from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA).
What is the cheapest airline that flies from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline that'll fly you from MEX to SEA, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
On average, only 1 direct flight departs daily from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA). Looking for more options? Use Expedia's filter tool to discover flights with layovers and explore a new city along the way.
What are the most popular departure times for flights from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
The 3 PM departures from MEX to SEA are typically the busiest. These flights can come with a higher price due to their popularity. If you're looking to save, book during off-peak hours.
What day of the week has the most flights from MEX to SEA?
Jet off on a Friday if you're after the largest selection of flights from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
Catch the earliest flight at around 3:45PM UTC-6, departing from Mexico City Intl. Airport (MEX). You'll be traveling for about 6h 9m, landing at Seattle - Tacoma Intl. Airport (SEA) at approximately 7:54PM UTC-8.
How long does it take to fly from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
The average flight duration from MEX to SEA is 6 hours and 4 minutes, covering a total distance of 2,300 mi.
What airline has the least delays from MEX to SEA?
With 100% of flights typically arriving on schedule, Delta Air Lines has the best on-time performance for direct flights from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA). To monitor your flight status and get notified if anything changes, use the Expedia App.
What is the best time to fly from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
To arrive at Seattle - Tacoma Intl. Airport (SEA) on schedule, pick a flight that leaves from Mexico City Intl. Airport (MEX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Seattle from Mexico City Intl. Airport (MEX)?
Browse your flight options from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA). This is the only Seattle airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Waiting until right before your break to book a ticket from MEX to SEA generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a MEX to SEA flight and hotel package?
Securing a MEX to SEA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA)?
Typically, you can cancel or modify your MEX to SEA flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further information, head to our Customer Service portal.

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*Available to One Key members.