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$157+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MEX
Feb 27 — Mrz 61
Do 2/27
Do 3/6
1 adult, Economy
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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 Februar 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(CheapOair)

One-way from

$166
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$569

Good round-trip deal

$469 or less

Good one-way deal

$226 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Mexico City Benito Juarez flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Mexico City Benito Juarez flights.
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From Washington, D.C. Dulles Intl to Mexico
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One-way flight from Washington, D.C. Dulles Intl to Mexico
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Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Mexico.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Mexico.
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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 Februar 22, 2025.

This CheapOair deal was found by Cheapflights users on 2/21. 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.
Sa 4/52:00 pmIAD - CUN
2 stops22h 48mVolaris El Salvador
Mo 4/712:38 pmCUN - IAD
2 stops22h 42mVolaris El Salvador
Deal found 2/21$299
This Avianca deal was found by Cheapflights users on 2/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/287:25 pmIAD - CUN
2 stops18h 45mAvianca
So 8/312:10 pmCUN - IAD
2 stops13h 10mAvianca
Deal found 2/22$300
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Di 3/255:54 pmIAD - CUN
1 stop15h 19mMultiple Airlines
Di 4/19:08 amCUN - IAD
1 stop6h 56mMultiple Airlines
Deal found 2/21$303
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Do 4/311:45 amIAD - MEX
1 stop9h 50mMultiple Airlines
Mo 4/711:15 pmMEX - IAD
2 stops15h 49mMultiple Airlines
Deal found 2/20$339
This Booking.com deal was found by Cheapflights users on 2/21. 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.
Fr 5/95:26 pmIAD - CUN
1 stop17h 43mFrontier
Fr 5/161:31 pmCUN - IAD
1 stop26h 03mFrontier
Deal found 2/21$341
This Avianca deal was found by Cheapflights users on 2/21. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 6/185:45 amIAD - MEX
2 stops19h 15mAvianca
Mi 8/2712:55 pmMEX - IAD
2 stops11h 50mAvianca
Deal found 2/21$343
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Di 4/19:20 amIAD - CUN
2 stops11h 43mAmerican Airlines
Di 4/157:50 amCUN - IAD
2 stops10h 51mAmerican Airlines
Deal found 2/20$372
This Aeromexico deal was found by Cheapflights users on 2/22. 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.
So 3/234:36 pmIAD - CUN
1 stop9h 22mAeromexico
Fr 3/286:04 amCUN - IAD
1 stop7h 56mAeromexico
Deal found 2/22$396
This Delta deal was found by Cheapflights users on 2/20. 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.
Sa 3/2912:15 pmIAD - CUN
1 stop9h 27mDelta
Sa 4/56:08 amCUN - IAD
1 stop8h 16mDelta
Deal found 2/20$400
This Air Canada deal was found by Cheapflights users on 2/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/223:55 pmIAD - CUN
1 stop21h 05mAir Canada
Mo 4/282:00 pmCUN - IAD
1 stop24h 13mAir Canada
Deal found 2/21$408
This Kiwi.com deal was found by Cheapflights users on 2/22. 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.
Mi 5/74:31 pmIAD - GDL
2 stops14h 36mMultiple Airlines
Mo 5/1210:20 amGDL - IAD
1 stop18h 11mMultiple Airlines
Deal found 2/22$415
This United Airlines deal was found by Cheapflights users on 2/21. 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.
So 3/167:00 amIAD - CUN
Nonstop3h 50mUnited Airlines
Mi 3/1911:28 amCUN - IAD
Nonstop3h 17mUnited Airlines
Deal found 2/21$416

Find flights from Dulles Intl to Mexico within your budget

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 Februar 22, 2025.

Fly from

Dulles Intl

Fly to

Mexico

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sa 4/5

2:00 pm-11:48 am

2 stops22h 48m

Cancun

Mo 4/7

12:38 pm-12:20 pm

2 stops22h 42m

$299

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sa 3/29

5:54 pm-8:58 am

1 stop16h 04m

Cancun

Di 4/1

9:08 am-5:04 pm

1 stop6h 56m

$300

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sa 3/15

7:15 pm-1:10 pm

2 stops18h 55m

Cancun

Di 3/18

2:10 pm-4:10 am

1 stop13h 00m

$327

Washington, D.C.Mexico City

IAD - MEX

IADMEX

Washington, D.C. Dulles Intl

Do 4/3

11:45 am-7:35 pm

1 stop9h 50m

Mexico City Benito Juarez

Mo 4/7

11:15 pm-5:04 pm

2 stops15h 49m

$339

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Fr 5/9

5:26 pm-10:09 am

1 stop17h 43m

Cancun

Fr 5/16

1:31 pm-4:34 pm

1 stop26h 03m

$341

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Di 4/1

9:20 am-8:03 pm

2 stops11h 43m

Cancun

Di 4/15

7:50 am-7:41 pm

2 stops10h 51m

$372

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

So 3/23

4:36 pm-12:58 am

1 stop9h 22m

Cancun

Fr 3/28

6:04 am-3:00 pm

1 stop7h 56m

$396

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sa 3/29

6:00 am-11:30 am

1 stop6h 30m

Cancun

Di 4/1

6:08 am-3:24 pm

1 stop8h 16m

$400

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Di 4/22

3:55 pm-12:00 pm

1 stop21h 05m

Cancun

Mo 4/28

2:00 pm-3:13 pm

1 stop24h 13m

$408

Washington, D.C.Guadalajara

IAD - GDL

IADGDL

Washington, D.C. Dulles Intl

Mi 5/7

4:31 pm-5:07 am

2 stops14h 36m

Guadalajara Miguel Hidal

Mo 5/12

10:20 am-6:31 am

1 stop18h 11m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

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.

Travel insights for flights from Dulles Intl to Mexico

Get recent, data-driven insights about flights from Dulles Intl to Mexico including ideal travel times, pricing trends, and more.

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 Februar 22, 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 Februar 22, 2025.

The most flights from IAD to MX0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 Februar 22, 2025.
To help decide which airline to fly from Washington, D.C. to Mexico, see what other customers have to say about Southwest, Delta and Alaska Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

KLM
7.8
Good
1,332 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 Volaris El Salvador, which is currently one of the cheapest options available, starting at $166. Frontier flights start at $167 while deals on United Airlines start at $185 one-way.

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

    Most travelers choose Washington, D.C. Dulles Intl - Cancun, Washington, D.C. Dulles Intl - Mexico City Benito Juarez or Washington, D.C. Dulles Intl - Cozumel when deciding on the best route 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 (77%), Aeromexico (77%) and United Airlines (70%).

  • 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 $673, our data indicates the cheapest price to be $213. The most popular route (Washington, D.C. Dulles Intl - Cancun), is priced around $304.

  • 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.
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Top 8 airlines flying from Dulles Intl to Mexico

Discover the top 8 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 Februar 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$191Average$590FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$204Average$389FlexibilityNo cancel feeOn-time65%
AeromexicoCheapest$226Average$521FlexibilityNo cancel feeOn-timeN/A
Volaris El SalvadorCheapest$263Average$357FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$680FlexibilityNo cancel feeOn-time69%
AviancaCheapest$324Average$457FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$340Average$602FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$488Average$545FlexibilityNo cancel feeOn-time67%
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