SEA - MEX

$209 Find Cheap Flights from Seattle to Mexico City - Compare and Save

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Everything you should know

Cheapest round-trip
$515
Typical prices: $510-$830
Multiple Airlines
Wed 12/5Tue 12/11
SEA - MEX • 1 stop
Cheapest non-stop
$728
Typical prices: $743-$1,014
Delta
Sat 10/13Sun 10/21
SEA - MEX • Non-stop
Nonstop flights
You can fly direct with Aeromexico. Average duration is 5h 29m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 95% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 11 weeks in advance save around 8% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 16% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $453 (round-trip)
Shortest trip • 8h 24m (one-way)
Insights
Insights
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We hope you love your trip to Mexico City!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Mexico City

Sat, Dec 5 - Fri, Dec 11
Multiple Airlines Logo
8:30 am - 9:10 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
10h 40m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:15 am - 7:08 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 53m1 stop Guadalajara Miguel Hidal
$515Multiple Airlines
Wed, Nov 4 - Sat, Nov 14
Multiple Airlines Logo
8:09 pm - 5:15 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
19h 06m2 stops Los Angeles Guadalajara Miguel Hidal
Multiple Airlines Logo
8:00 am - 3:12 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
9h 12m1 stop Denver Intl
$516Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
Volaris Logo
11:00 pm - 9:45 amSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
9h 45m1 stop Guadalajara Miguel Hidal
Volaris Logo
8:10 am - 7:59 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 49m1 stop Guadalajara Miguel Hidal
$517Volaris
Tue, Feb 23 - Tue, Mar 9
Volaris Logo
9:07 pm - 9:10 amSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
10h 03m1 stop Guadalajara Miguel Hidal
Volaris Logo
12:10 pm - 7:08 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
8h 58m1 stop Guadalajara Miguel Hidal
$519Volaris
Fri, Jan 22 - Tue, Feb 2
American Airlines Logo
5:11 am - 11:17 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
16h 06m1 stop Dallas/Fort Worth
American Airlines Logo
12:30 pm - 10:35 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 05m1 stop Dallas/Fort Worth
$525American Airlines
Thu, Dec 31 - Thu, Jan 14
American Airlines Logo
10:27 am - 11:14 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
10h 47m1 stop Dallas/Fort Worth
American Airlines Logo
6:43 am - 4:56 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 13m1 stop Dallas/Fort Worth
$525American Airlines
Fri, Jan 22 - Sat, Jan 23
Aeromexico Logo
9:25 am - 7:45 amSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
20h 20m1 stop Puerto Vallarta Ordaz
Aeromexico Logo
3:50 pm - 7:55 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
6h 05mnonstop
$528Aeromexico
Fri, Jan 22 - Sat, Jan 23
Aeromexico Logo
9:30 am - 11:55 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
12h 25m1 stop Los Angeles
Aeromexico Logo
10:30 am - 8:35 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 05m1 stop Puerto Vallarta Ordaz
$533Aeromexico
Sun, Oct 25 - Thu, Nov 5
Delta Logo
12:30 pm - 11:55 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
10h 25m1 stop Los Angeles
Delta Logo
9:00 am - 7:30 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
12h 30m1 stop Dallas/Fort Worth
$673Delta
Sat, Oct 24 - Thu, Nov 5
Delta Logo
8:05 am - 8:55 pmSEA  Seattle/Tacoma Intl-MEX Mexico City Benito Juarez
11h 50m1 stop Miami
Delta Logo
9:00 am - 6:52 pmMEX  Mexico City Benito Juarez-SEA Seattle/Tacoma Intl
11h 52m2 stops Dallas/Fort Worth Salt Lake City
$673Delta
Booking Insights

Price, demand and travel trends for Seattle to Mexico City flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Seattle to Mexico City?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Seattle to Mexico City. It’s 3% cheaper than the average day, while Friday is the most expensive, with prices 4% higher.

What’s the cheapest month to fly from Seattle to Mexico City?

•June is the cheapest month to fly from Seattle to Mexico City at $533 round-trip.
•December ($861) and October ($711) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 61% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to Mexico City the cheapest?

Flights from Seattle to Mexico City are cheapest 11 weeks before departure. Booking in this window typically costs about 8% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Seattle to Mexico City

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Aeromexico and MEX

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on SEA

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Key details for Seattle to Mexico City flights

Low season

September

Cheapest flight

$209
Beat the crowds with an average 59% drop in travelers.
One-way flight from Seattle to Mexico City

When to book flights from Seattle to Mexico City

Are your dates flexible? Find out the best times to travel from Seattle to Mexico City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Mexico City flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Seattle to Mexico City?

    These are the earliest and latest flight times available from Seattle to Mexico City:

    • Earliest: departs at 9:30 am and lands at 2:59 pm
    • Latest: departs at 9:30 am and lands at 2:59 pm.

    The flight takes about 5h 29m.

  • What cabin classes can I book on flights from Seattle to Mexico City?

    Four cabin classes are available on flights from Seattle to Mexico City:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Seattle to Mexico City?

    A nonstop flight from Seattle to Mexico City takes 5h 29m, covering 2,333 miles.

  • Do I need a passport to fly from Seattle to Mexico City?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to Mexico City flight?

    Round-trip flights from Seattle to Mexico City range from $510 to $830, with an average of $634 over the past 12 months. Anything below $510 counts as a good deal.

  • How expensive are last-minute Seattle to Mexico City flights?

    Last-minute fares on this route (booked within two weeks of departure) run 3% above the $634 route average. Book 11 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Seattle to Mexico City?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $453 round-trip via Denver Intl (DEN), compared to $876 for nonstop.

  • How does on-time performance compare across airlines flying from Seattle to Mexico City?

    Aeromexico is the only airline operating Seattle to Mexico City flights. 95% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Seattle to Mexico City?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $30–$60 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Seattle to Mexico City?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Aeromexico and Delta. Other aircraft seen on the route include Boeing 737 variants.

  • How are flight departures from Seattle to Mexico City spread across the day?

    Morning is the busiest departure period on Seattle to Mexico City flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

  • Have flight prices from Seattle to Mexico City changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $515 to $3,212. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Seattle to Mexico City looking right now?

    One-way fares from Seattle to Mexico City are currently higher than usual. Average one-way flight prices are about $345, which is 36% above the typical average for this route.

  • What car rental options are available at Mexico City Benito Juarez Airport (MEX)?

    Mexico City Benito Juarez Airport (MEX) hosts 5 major car rental companies, with daily rates starting from around $1 for economy cars. Top options include:

    • Budget
    • Infinity Car Rental
    • Europcar
    • MEXRENTACAR
    • America Car Rental

  • Which airports can I use when flying from Seattle to Mexico City?

    Flights from Seattle to Mexico City usually depart from Seattle/Tacoma Intl (SEA) and arrive at Mexico City Benito Juarez (MEX).

  • What time of day has the fewest delays on flights from Seattle to Mexico City?

    Morning flights have the fewest delays on this route.

  • At what point is a flight considered delayed from Seattle to Mexico City?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Seattle to Mexico City route, 5% of flights were delayed in the past 3 months, with delays averaging 3h 39m.

  • Which airports do connecting flights from Seattle to Mexico City pass through?

    One-stop flights from Seattle to Mexico City most commonly connect through:

    • Guadalajara Miguel Hidal (GDL) - 91% of one-stop connections
    • Dallas/Fort Worth (DFW) - 4% of one-stop connections
    • San Francisco (SFO) - 1% of one-stop connections
    • Los Angeles (LAX) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Mexico City?

    Yes. Flexible dates can save you up to 7% on flights from Seattle to Mexico City. Monday is the cheapest departure day at $620 round-trip on average, while Friday is the most expensive at $660, a difference of $40.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Seattle to Mexico City?

    Only Aeromexico operates flights between Seattle and Mexico City.

  • How much time can I save by choosing a different layover airport from Seattle to Mexico City?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 8h 24m, compared with 8h 40m via San Francisco (SFO) and 8h 47m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between Seattle and Mexico City?

    Mexico City is 1 hour ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Mexico City?

    Some of the most popular sights in Mexico City are Plaza de la Constitucion, El Ángel de la Independencia and Mexico City Stadium. These are among the most viewed places in Mexico City on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Seattle to Mexico City flights?

    Among airlines operating Seattle to Mexico City flights:

    • Aeromexico: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Seattle to Mexico City flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Aeromexico: a cabin bag and a checked bag in Economy Class
    • Delta: a cabin bag and a checked bag in Economy Class
    • AeroMexico Connect: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • Does MEX have car rental services?

    Yes, Mexico City International Airport (MEX) has car rental agency desks in both Terminal 1 and Terminal 2. Hertz operates from 7 am to 11 pm, while some other agencies are open 24 hours a day.

  • What are the ways to get information about SEA?

    Information desks are located around the airport and airport volunteers in green jackets are also available. Pathfinder customer representatives in green answer questions and carry tablets and interpreting devices to help travelers with directions and other inquiries.

  • Does SEA have a USO lounge?

    There is a USO lounge in SEA, which is free for active members of the military and their families. It is located at the main terminal, landside, mezzanine level, 2nd floor.

Your guide to booking Seattle to Mexico City flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average $620, about $40 less than Friday fares (6% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 11 weeks before you fly. On this route, that window historically saves about 8% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Mexico City trip for June. Fares historically average $533 round-trip in that month - typically $328 less than the most expensive month, which is December (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Denver Intl Airport (DEN) can be cheaper than flying direct. The cheapest layover option averages $453 round-trip on this route - about $423 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Mexico City Benito Juarez Airport.

    • Camino Real Aeropuerto Mexico
    • NH Collection Mexico City Airport T2
    • Courtyard by Marriott Mexico City Airport
  • Getting to and from MEX is straightforward. Use one of the two 24-hour bus terminals if you're traveling to surrounding cities. The Mexico City Metro is another option, with the closest stop at Terminal 1. If you'd rather take a taxi, buy a ticket at the authorized-taxi counters in Terminal 1 or Terminal 2.
  • Leave extra time before your flight from Seattle (SEA) to Mexico City to visit Terminal Getaway Spa near Gate A5. Choose a 10- to 90-minute chair, hand, leg, foot or full-body massage. The spa also offers manicures, pedicures and natural nail upgrades.
  • Traveling with a baby? SEA has nursing rooms, suites and a nursing pod in Concourse A’s Children Play Area, the D Annex near D24, the International Arrivals Facility mezzanine, the Concourse N mezzanine and near A10E. These spaces offer a lockable door, a seat, a flat surface and electrical outlets if you need to charge a device while you’re there.

Prefer to fly direct from Seattle to Mexico City?

 
Find which airlines fly direct from Seattle/Tacoma Intl Airport to Mexico City Benito Juarez Airport, which days they fly and book direct flights.

Direct departures

Seattle/Tacoma Intl to Mexico City Benito Juarez

Monday

Aeromexico

Aeromexico

Tuesday

Aeromexico

Aeromexico

Wednesday

Aeromexico

Aeromexico

Thursday

Aeromexico

Aeromexico

Friday

Aeromexico

Aeromexico

Saturday

Aeromexico

Aeromexico

Sunday

Aeromexico

Aeromexico

See more direct flights

Direct returns

Mexico City Benito Juarez to Seattle/Tacoma Intl

Monday

Aeromexico

Aeromexico

Tuesday

Aeromexico

Aeromexico

Wednesday

Aeromexico

Aeromexico

Thursday

Aeromexico

Aeromexico

Friday

Aeromexico

Aeromexico

Saturday

Aeromexico

Aeromexico

Sunday

Aeromexico

Aeromexico

See more direct flights

More options for your flight from Seattle to Mexico City

Complete your trip to Mexico City with a hotel stay or car rental