Cheap flights from Seattle to Mexico from $148

If you’re not able to fly to Mexico in January, then March is your next best option. Flight prices from Seattle to Mexico during March average around $522.

The cheapest day to depart on your flight to Mexico is on a Tuesday when prices can be found for as low as $671. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $823. These prices are subject to change though, so be sure to set up a Price Alert for flights to Mexico.

Fly from Seattle/Tacoma Intl to Guadalajara Miguel Hidal for the best Seattle/Tacoma Intl - Mexico flight prices

You are more likely to see cheaper flights to Mexico from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico for around $619 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico from Seattle for as low as $575 on momondo.

There are 4 cabin classes available to choose from on Seattle to Mexico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 1% on your flight if you consider stops on a Seattle to Mexico flight.

Delta, Southwest, and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Mexico

Delta, Volaris and Aeromexico are the top three most popular airlines that fly to Mexico from Seattle according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Mexico. Keep in mind that there are 11 different airlines that fly to Mexico on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Seattle and Mexico have experienced a delay on any given week. The average delay length over the past 12 months has been 142 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Aeromexico have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of August 2026, 5 flights take off from Seattle and land in Mexico each day. The most common flight departure time for this route is 9:00AM, with 48% of daily flights taking off at noon.

40 flights are operational weekly from Seattle to Mexico as of August 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.