Mexico

$123+ Cheap flights from Dulles Intl (IAD) to Mexico

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MEX
abr. 20 — abr. 271
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Cheap flight deals from Dulles Intl to Mexico

Keep the following information in mind while searching for Dulles Intl to Mexico flight deals. Data was last updated abril 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$276
(Avianca)

One-way from

$123
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$620

Good round-trip deal

$518 or less

Good one-way deal

$212 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Mexico City Benito Juarez flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Mexico City Benito Juarez flights.
From Washington, D.C. Dulles Intl to Mexico
One-way flight from Washington, D.C. Dulles Intl to Mexico
Highest demand for flights based on searches. 5% potential increase in price ($37 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Mexico.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Mexico.

Find flight deals from Dulles Intl to Mexico

Cheapest flights from Dulles Intl to Mexico
Explore the most affordable flight options available from Dulles Intl to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/42:22 amIAD - CUN
2 stops10h 03mVolaris El Salvador
lun. 9/812:23 pmCUN - IAD
2 stops10h 44mVolaris El Salvador
Deal found 4/14$302
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/202:00 pmIAD - CUN
2 stops22h 48mMultiple Airlines
dom. 5/2512:38 pmCUN - IAD
2 stops10h 32mMultiple Airlines
Deal found 4/14$309
This Aeromexico deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/214:40 pmIAD - CUN
1 stop8h 23mAeromexico
vie. 9/266:02 amCUN - IAD
1 stop8h 08mAeromexico
Deal found 4/14$351
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/194:40 pmIAD - CUN
1 stop8h 23mDelta
vie. 10/36:02 amCUN - IAD
1 stop8h 08mDelta
Deal found 4/14$391
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/91:13 pmIAD - CUN
Nonstop3h 38mUnited Airlines
jue. 5/1511:14 amCUN - IAD
Nonstop3h 25mUnited Airlines
Deal found 4/14$396
This Booking.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/151:53 pmIAD - CUN
1 stop7h 52mAir Canada
vie. 4/187:00 amCUN - IAD
1 stop29h 12mAir Canada
Deal found 4/15$399
This Flightnetwork deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/2910:52 amIAD - CUN
1 stop23h 48mFrontier
jue. 6/511:04 amCUN - IAD
1 stop22h 05mFrontier
Deal found 4/14$410
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/305:00 amIAD - CUN
2 stops11h 40mAmerican Airlines
jue. 5/14:25 pmCUN - IAD
1 stop15h 13mAmerican Airlines
Deal found 4/14$415
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/2210:52 amIAD - MTY
1 stop10h 48mMultiple Airlines
lun. 5/269:08 amMTY - IAD
1 stop27h 50mMultiple Airlines
Deal found 4/14$415
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/16:00 amIAD - SJD
2 stops11h 50mDelta
mié. 6/116:03 amSJD - IAD
2 stops14h 11mDelta
Deal found 4/14$419
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/117:59 pmIAD - SJD
1 stop17h 12mAlaska Airlines
lun. 8/187:22 pmSJD - IAD
2 stops20h 37mAlaska Airlines
Deal found 4/15$420
This Hawaiian Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/297:59 pmIAD - SJD
1 stop17h 07mHawaiian Airlines
dom. 6/17:28 pmSJD - IAD
1 stop31h 27mHawaiian Airlines
Deal found 4/13$424

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Mexico 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 2,558,603 searches. Data last updated abril 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Mexico that are best for you.

Fly from

Dulles Intl

Fly to

Mexico

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 5/20

2:00 pm-11:48 am

2 stops22h 48m

Cancun

mié. 5/28

12:38 pm-12:20 pm

2 stops22h 42m

$302

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 5/20

2:00 pm-11:48 am

2 stops22h 48m

Cancun

dom. 5/25

12:38 pm-12:10 am

2 stops10h 32m

$309

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

jue. 6/19

5:05 pm-11:45 am

2 stops19h 40m

Cancun

dom. 6/22

2:10 pm-4:20 am

2 stops13h 10m

$351

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

vie. 5/9

1:13 pm-3:51 pm

Nonstop3h 38m

Cancun

lun. 5/12

11:14 am-3:39 pm

Nonstop3h 25m

$396

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 5/4

4:59 pm-12:55 am

1 stop8h 56m

Cancun

vie. 5/9

6:07 am-3:17 pm

1 stop8h 10m

$397

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

sáb. 5/3

6:00 am-11:30 am

1 stop6h 30m

Cancun

sáb. 5/10

6:07 am-3:17 pm

1 stop8h 10m

$401

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

jue. 5/29

10:52 am-9:40 am

1 stop23h 48m

Cancun

jue. 6/5

11:04 am-10:09 am

1 stop22h 05m

$410

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 4/30

5:00 am-3:40 pm

2 stops11h 40m

Cancun

jue. 5/1

4:25 pm-8:38 am

1 stop15h 13m

$415

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

jue. 5/22

10:52 am-7:40 pm

1 stop10h 48m

Monterrey Gen Mariano Escobedo

lun. 5/26

9:08 am-2:58 pm

1 stop27h 50m

$415

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 4/20

1:53 pm-8:45 pm

1 stop7h 52m

Cancun

jue. 4/24

9:25 pm-1:56 pm

1 stop15h 31m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico from Dulles Intl with our price prediction graph.
Estimated round-trip 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. Dulles Intl Airport to Mexico

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

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mexico (average of $400). Flying from Washington, D.C. Dulles Intl Airport to Mexico in December is currently the most expensive (average of $615). 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 IAD to MX?

Find hourly flight availability from Dulles Intl to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Mexico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Mexico

Explore weekly flight availability from Dulles Intl to Mexico. 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 abril 15, 2025.

The most flights from IAD to MX0 are scheduled on a Monday (3 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Mexico by month

Plan your trip to Mexico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Mexico ranges from 0.0 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Mexico when rainfall is around 0.0 in.

Temperature in Mexico by month

Plan your trip to Mexico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Mexico, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mexico. Reviews last updated abril 15, 2025.
To help decide which airline to fly from Washington, D.C. to Mexico, see what other customers have to say about Delta, Alaska Airlines and Southwest. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Mexico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Mexico one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $123. Volaris El Salvador flights start at $160 while deals on United Airlines start at $165 one-way.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Mexico?

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

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Mexico are Delta (85%), Aeromexico (85%) and United Airlines (75%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Mexico?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Mexico? While on average our users pay $672, our data indicates the cheapest price to be $230. The most popular route (Washington, D.C. Dulles Intl - Cancun), is priced around $309.

  • Can I find deals for flights from Dulles Intl to Mexico that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Mexico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Mexico?

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

  • Can I find deals for business class flights from Dulles Intl to Mexico?

    Yes. Cheapflights offers flight deals from Dulles Intl to Mexico 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. Dulles Intl Airport to Mexico?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mexico (average of $400). Flying from Washington, D.C. Dulles Intl Airport to Mexico in December is currently the most expensive (average of $615). 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.

See more FAQs

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Alternative routes for Dulles Intl to Mexico

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Dulles Intl to Mexico

Discover the top 9 airlines that operate flights from Dulles Intl to Mexico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$183Average$476FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$193Average$449FlexibilityNo cancel feeOn-time65%
Volaris El SalvadorCheapest$263Average$352FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$278Average$526FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$297Average$573FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$302Average$420FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$335Average$685FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$340Average$600FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$488Average$543FlexibilityNo cancel feeOn-time67%

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