Cheap flights from Washington, D.C. to Mexico City from £193

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — MEX
19 Jul — 26 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington, D.C. to Mexico City

Enter your travel dates to find the best prices.

Cheapest flights from Washington, D.C. to Mexico City
Explore the most affordable flight options available from Washington, D.C. to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 June 2026.

Fri 3/707:30
IAD
-
MEX
2 stops17h 15m
Multiple Airlines
Mon 6/711:05
MEX
-
IAD
1 stop23h 42m
Multiple Airlines
Deal found 19/6£368
Mon 13/712:00
IAD
-
MEX
2 stops9h 45m
Multiple Airlines
Tue 28/711:55
MEX
-
IAD
1 stop18h 25m
Multiple Airlines
Deal found 18/6£392
Sat 4/716:50
IAD
-
MEX
Nonstop4h 55m
Delta
Sat 11/708:35
MEX
-
IAD
Nonstop4h 45m
Delta
Deal found 16/6£408
Tue 7/716:50
IAD
-
MEX
Nonstop4h 55m
Delta
Thu 9/708:35
MEX
-
IAD
Nonstop4h 45m
Delta
Deal found 16/6£416
Sat 4/706:00
IAD
-
MEX
1 stop7h 55m
Delta
Wed 15/708:35
MEX
-
IAD
Nonstop4h 45m
Delta
Deal found 16/6£420
Tue 7/717:46
IAD
-
MEX
2 stops16h 29m
Delta
Tue 14/708:35
MEX
-
IAD
Nonstop4h 45m
Delta
Deal found 19/6£423
Sat 4/711:17
IAD
-
MEX
1 stop9h 43m
Delta
Thu 9/715:30
MEX
-
IAD
1 stop7h 11m
Delta
Deal found 18/6£427
Fri 3/715:02
IAD
-
MEX
1 stop8h 48m
Delta
Sun 5/708:35
MEX
-
IAD
Nonstop4h 45m
Delta
Deal found 15/6£431

Find flight deals from Washington, D.C. to Mexico City

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Mexico City (MEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 June 2026.

Round-trip from

£368

One-way from

£193

Popular in

December

Cheapest in

January

Average price

£459

Good round-trip deal

£956 or less
3/7-6/7
  • 3/7-6/7
  • 3 total stops
  • 40h 57m total
  • Washington, D.C. to Mexico City
Delta
  • Delta
  • 11/7
  • Nonstop
  • 4h 55m total
  • Washington, D.C. to Mexico City
Highest demand for flights based on searches. 4% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in June 2026
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Mexico City Benito Juarez.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Mexico City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 June 2026.
Use the filters below to find and compare flights from Washington, D.C. to Mexico City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Wed 1/7

06:00-13:55

1 stop9h 55m

Mexico City Benito Juarez

Wed 8/7

07:00-18:19

1 stop9h 19m

£446

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Tue 29/9

16:53-19:45

Nonstop4h 52m

Mexico City Benito Juarez

Sun 4/10

08:40-15:19

Nonstop4h 39m

£466

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Thu 2/7

09:55-21:45

1 stop13h 50m

Mexico City Benito Juarez

Mon 6/7

11:55-08:20

1 stop18h 25m

£469
Fastest return journey

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Wed 14/10

16:53-19:45

Nonstop4h 52m

Mexico City Benito Juarez

Wed 28/10

08:25-14:45

Nonstop4h 20m

£473

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Mon 28/9

16:53-19:45

Nonstop4h 52m

Mexico City Benito Juarez

Sun 4/10

08:40-15:19

Nonstop4h 39m

£473

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Thu 13/8

08:35-18:45

1 stop12h 10m

Mexico City Benito Juarez

Sat 5/9

08:45-15:08

Nonstop4h 23m

£490

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Sun 9/8

12:35-18:45

1 stop8h 10m

Mexico City Benito Juarez

Sun 16/8

08:45-15:08

Nonstop4h 23m

£512

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Thu 8/10

06:10-12:45

1 stop8h 35m

Mexico City Benito Juarez

Wed 14/10

08:45-15:08

Nonstop4h 23m

£518

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Thu 6/8

08:29-18:45

1 stop12h 16m

Mexico City Benito Juarez

Tue 11/8

04:40-16:21

1 stop9h 41m

£522

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Fri 21/8

12:57-17:50

1 stop6h 53m

Mexico City Benito Juarez

Tue 25/8

08:45-15:08

Nonstop4h 23m

£525

Flights are sorted by cheapest return flights first.

Deals found on 15/6

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Washington, D.C. to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City from Washington, D.C. with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Mexico City

What is the cheapest month to book a flight from Washington, D.C. to Mexico City?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Mexico City (average of £124). Flying from Washington, D.C. to Mexico City in November is currently the most expensive (average of £896). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to MEX?

Find hourly flight availability from Washington, D.C. to Mexico City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Mexico City as you normally would.

Weekly flight availability from Washington, D.C. to Mexico City

Explore weekly flight availability from Washington, D.C. to Mexico City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 June 2026.

The most flights from WAS to MEX are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost for a return flight from Washington, D.C. to Mexico City?

How far ahead should I book a flight from Washington, D.C. to Mexico City?

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Mexico City. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Mexico City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Mexico City from Washington, D.C.?

    Most people fly into Mexico City Benito Juarez (MEX) if they book a flight to Mexico City from Washington, D.C.. On average, Mexico City has 4 inbound flights from Washington, D.C. per day from 0 airlines. Mexico City Benito Juarez is conveniently located just 5.5 mi from Mexico City’s city center.

  • How long is the flight from Washington, D.C. to Mexico City?

    A quick flight from Washington, D.C. to Mexico City can take about 4h 55m. Delta provides one of the quickest options available for as low as £443. The distance between Washington, D.C. and Mexico City is about 1865 mi. Most flights are nonstop.

  • What are the most reliable airlines from Washington, D.C. to Mexico City?

    Before booking your flight to Mexico City from Washington, D.C., check out the most reliable airlines to get you to your destination on time: KLM (82%), Delta (82%), Aeromexico( 82%).

  • What are the cheapest flights from Washington, D.C. to Mexico City?

    Looking at all options, your cheapest flight can be booked for £775. While the most popular route (Washington, D.C. Dulles Intl - Mexico City Benito Juarez) can be booked for £443 on average, our data indicates £956 when flying from Washington, D.C. to Mexico City.

  • Can I find deals for flights from Washington, D.C. to Mexico City that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Mexico City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Mexico City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Mexico City.

  • Can I find deals for business class flights from Washington, D.C. to Mexico City?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Mexico City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Mexico City?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. to Mexico City (average of £124). Flying from Washington, D.C. to Mexico City in November is currently the most expensive (average of £896). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Need flexible booking options for your flight to Mexico City from Washington, D.C.? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Mexico City become cheaper?

Not ready to book yet? You can track prices for flights from Washington, D.C. to Mexico City on Cheapflights with our Price Alert feature and get notified when better prices are available.

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