CA $347 Cheap Flights from Washington (DCA) to Mexico City (MEX)

View CA $347 flight on Mon, May 18, 2026Opens in a new window

Popular airlines from Ronald Reagan National Airport (DCA) to Benito Juarez International Airport (MEX)

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Cheap flights from Washington (DCA) to Mexico City (MEX)

Prices were available within the past 7 days and start at CA $347 for one-way flights and CA $743 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, May 18 - Fri, May 22
DCA
Washington
MEX
Mexico City
CA $743 Roundtrip, found 13 hours ago
CA $743
Roundtrip
found 13 hours ago
Select Air Canada flight, departing Mon, May 18 from Washington to Mexico City, returning Fri, May 22, priced at CA $743 found 13 hours ago
Air Canada
Sat, Jun 6 - Sat, Jun 13
DCA
Washington
MEX
Mexico City
CA $787 Roundtrip, found 4 days ago
CA $787
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jun 6 from Washington to Mexico City, returning Sat, Jun 13, priced at CA $787 found 4 days ago
Air Canada
Sat, Jun 6 - Sat, Jun 13
DCA
Washington
MEX
Mexico City
CA $794 Roundtrip, found 4 days ago
CA $794
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jun 6 from Washington to Mexico City, returning Sat, Jun 13, priced at CA $794 found 4 days ago
Aeromexico
Thu, Aug 20 - Mon, Aug 24
DCA
Washington
MEX
Mexico City
CA $824 Roundtrip, found 11 hours ago
CA $824
Roundtrip
found 11 hours ago
Select Aeromexico flight, departing Thu, Aug 20 from Washington to Mexico City, returning Mon, Aug 24, priced at CA $824 found 11 hours ago
American Airlines
Thu, Aug 20 - Mon, Aug 24
DCA
Washington
MEX
Mexico City
CA $838 Roundtrip, found 11 hours ago
CA $838
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Thu, Aug 20 from Washington to Mexico City, returning Mon, Aug 24, priced at CA $838 found 11 hours ago
Delta
Thu, Aug 20 - Mon, Aug 24
DCA
Washington
MEX
Mexico City
CA $838 Roundtrip, found 11 hours ago
CA $838
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Aug 20 from Washington to Mexico City, returning Mon, Aug 24, priced at CA $838 found 11 hours ago
American Airlines
Sat, Jul 18 - Sat, Jul 25
DCA
Washington
MEX
Mexico City
CA $855 Roundtrip, found 1 day ago
CA $855
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 18 from Washington to Mexico City, returning Sat, Jul 25, priced at CA $855 found 1 day ago
Aeromexico
Tue, Aug 25 - Wed, Sep 2
DCA
Washington
MEX
Mexico City
CA $857 Roundtrip, found 2 days ago
CA $857
Roundtrip
found 2 days ago
Select Aeromexico flight, departing Tue, Aug 25 from Washington to Mexico City, returning Wed, Sep 2, priced at CA $857 found 2 days ago
Aeromexico
Thu, Aug 20 - Mon, Aug 24
DCA
Washington
MEX
Mexico City
CA $861 Roundtrip, found 11 hours ago
CA $861
Roundtrip
found 11 hours ago
Select Aeromexico flight, departing Thu, Aug 20 from Washington to Mexico City, returning Mon, Aug 24, priced at CA $861 found 11 hours ago
United
Tue, Jul 14 - Thu, Jul 16
DCA
Washington
MEX
Mexico City
CA $1,206 Roundtrip, found 6 days ago
CA $1,206
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jul 14 from Washington to Mexico City, returning Thu, Jul 16, priced at CA $1,206 found 6 days ago

Frequently asked questions

What is the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
September is typically the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.), with average round-trip fares around 1264 CAD. This is about 21% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) include July and August.*Averages based on flights available on Expedia in the last year.
How do I find cheap flights from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
To find a cheap flight from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
Based on booking data from the past year, the cheapest months to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) are typically September and July, with average prices around 1264 CAD. While these months offer the best value, it's worth noting that they might not always align with the most popular travel times, so you might find fewer direct flight options compared to peak season.*Prices based on flights available on Expedia in the last year.
How many flights per day from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
There are approximately 78 connecting flights per day from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.). Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), Dallas-Fort Worth Intl. (DFW), and George Bush Intercontinental (IAH).
What is the earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
The earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in April. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
You'll typically find the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) on a Sunday, with around 50 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, American Airlines, and United Airlines. Flight schedules are consistent throughout the week, with Sunday offering only slightly more options than other days.
What are the most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
The most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) are in the early morning, from 6am to 9am. About 49% of passengers prefer this time. Many major carriers, including Delta Air Lines, American Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to start your travel day early and arrive in Mexico City with plenty of time to settle in.
How long does it take to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
Flying from DCA to MEX with a connection usually takes about 8 hours 20 minutes, traveling roughly 1,879 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
Select the "Business class" and "First class" filters when looking for DCA to MEX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Mexico City from Ronald Reagan Washington National (DCA)?
From Ronald Reagan Washington National (DCA), you can fly into Mexico City Intl. (MEX) to reach Mexico City. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Detroit Metropolitan Wayne County (DTW), Charlotte-Douglas Intl. (CLT) before reaching Mexico City. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) flight and hotel package?
Securing a Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.)?
If you booked your Washington, DC (DCA-Ronald Reagan Washington National) to Mexico City (MEX-Mexico City Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Mexico City Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta
Roundtrip price
CA $742
Distance
3006 km

Book with confidence

Washington to Mexico City Flights

The easy way to book your flights from Washington to Mexico City 

With Expedia, it’s simple to find and book flights to Mexico City from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Mexico City Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Mexico City today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ronald Reagan Washington National, DCA to Mexico City Intl., MEX 

Sort your search results by price to find great deals on your flight from Washington to Mexico City—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Mexico City from Washington currently is just CA $743 rising to CA $1,206.  

Here are more money-saving tips: 

  • Fly in May when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Mexico City  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Mexico City from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Mexico City with Expedia today.

Washington to Mexico City Flights

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