Fly nonstop from Washington D.C. to Mexico City for $239 round-trip on Aeromexico.
Seen below, we found seats departing Washington D.C. IAD on Sunday, March 11, returning from Mexico City MEX on Monday, March 19. Other dates are available throughout the year from March 1 through December 9. Peak summer travel dates are available as well.
The ancient city of Teotihuacan is only 25 miles northeast of Mexico City. Go check out the view atop the Pyramid of the Sun.
Need a room in Mexico City? Here's what's available for the above dates on Hotelwatchdog.