£142 Cheap Flights from Mexico City (MEX) to Seattle (SEA)

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

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

Prices were available within the past 7 days and start at £142 for one-way flights and £354 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Volaris
Volaris
Volaris
Volaris
Air Canada
Volaris
Air Canada
Volaris
Aeromexico

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

September is typically the cheapest month to fly

From £278 - £454 per traveller.

Graph displaying average flight prices per month

Flight from Mexico City to Seattle route information
Origin airport
Mexico City Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aeromexico, Air Canada, Volaris
Return price
£354
Distance
3733 km
Average flight time
4 hours 47 mins

Compare flights from Mexico City to Seattle easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Mexico City to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Mexico City Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Mexico City Intl. (MEX) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Mexico City to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Mexico City Intl. to Seattle - Tacoma Intl. start at just £354 and range up to £500.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Mexico City and Seattle
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Mexico City to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Mexico City Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Mexico City Intl. Airport (MEX) to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from MEX to Seattle - Tacoma Intl. Airport (SEA) was £354. Fares this cheap don't hang around, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Mexico City Intl. Airport (MEX) to Sea-Tac Airport?
Each airline has a different set of terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Mexico City Intl. Airport (MEX) to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for MEX to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Mexico Airport to SEA?
The flight distance from MEX to SEA is 3,800 kilometres. Bring a snack, a drink and a few good podcasts. Keep yourself entertained and the hours will fly by.
Which airlines fly direct from Mexico City Intl. Airport (MEX) to SEA?
If you'd like to fly straight from Mexico Airport to SEA, Aeromexico (AM) is a popular choice. It operates 30 flights every month between Mexico City and SeaTac.
Are Mexico Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some of the cheapest fares from Mexico Airport to Seattle - Tacoma Intl. Airport (SEA) emerging a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.

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