Cheap flights from Washington, D.C. to Mexico from $108

If you’re not able to fly to Mexico in October, then September is your next best option. Flight prices from Washington, D.C. to Mexico during September average around $484.

The cheapest day to depart on your flight to Mexico is on a Monday when prices can be found for as low as $529. 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 Thursday because tickets tend to average around $632. These prices are subject to change though, so be sure to set up a Price Alert for flights to Mexico.

Our data shows that the cheapest Washington, D.C. to Mexico flights are usually those with departure times at noon. Our users have found flights to Mexico at noon for as low as $558. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $816 on average. Flights to Mexico from Washington, D.C. in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Washington, D.C. Dulles Intl to Mexico City Benito Juarez for the best Washington, D.C. - Mexico flight prices

You are more likely to see cheaper flights to Mexico from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico for around $571 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico from Washington, D.C. for as low as $502 on momondo.

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

Delta, United Airlines, and Southwest are the most popular carriers operating from Washington, D.C. to Mexico

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Mexico from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Mexico. Keep in mind that there are 8 different airlines that fly to Mexico on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between Washington, D.C. and Mexico have experienced a delay on any given week. The average delay length over the past 12 months has been 143 minutes.

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

Friday 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, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

7 flights are operational daily from Washington, D.C. to Mexico as of June 2026. The most popular departure time for this route is 4:00PM, with 65% of flights per day taking off in the afternoon.

As of June 2026, there are 55 flights per week flying from Washington, D.C. to Mexico. The most common day of the week flights depart is Sat, with 16% of flights taking off on this day.