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Aguascalientes

$294+ Cheap flights from Dulles Intl (IAD) to Aguascalientes, Mexico (AGU)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — AGU
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
1 adult, Economy
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Cheap flight deals from Dulles Intl to Aguascalientes

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Aguascalientes (AGU). 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 August 19, 2025.

Round-trip from

$463
(Aeromexico)

One-way from

$294
(Delta)

Popular in

August

Cheapest in

January

Average price

$848
From Washington, D.C. Dulles Intl to Aguascalients
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One-way flight from Washington, D.C. Dulles Intl to Aguascalients
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Dulles Intl to Aguascalientes

Cheapest flights from Dulles Intl to Aguascalientes
Explore the most affordable flight options available from Dulles Intl to Aguascalientes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

This Aeromexico deal was found by Cheapflights users on 8/18. 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.
Thu 10/25:05 pmIAD - AGU
1 stop8h 20mAeromexico
Thu 10/96:18 amAGU - IAD
1 stop6h 52mAeromexico
Deal found 8/18$463
This Aeromexico deal was found by Cheapflights users on 8/17. 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.
Wed 10/15:05 pmIAD - AGU
1 stop8h 20mAeromexico
Wed 10/89:00 pmAGU - IAD
2 stops22h 31mAeromexico
Deal found 8/17$553
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Wed 10/111:47 amIAD - AGU
1 stop9h 01mAmerican Airlines
Wed 10/85:10 amAGU - IAD
1 stop15h 41mAmerican Airlines
Deal found 8/17$577
This Aeromexico deal was found by Cheapflights users on 8/17. 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.
Mon 9/15:27 pmIAD - AGU
1 stop7h 53mAeromexico
Mon 9/88:59 pmAGU - IAD
1 stop16h 13mAeromexico
Deal found 8/17$613
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 9/112:20 pmIAD - AGU
2 stops13h 00mDelta
Mon 9/89:38 amAGU - IAD
2 stops11h 47mDelta
Deal found 8/18$657
This Mytrip deal was found by Cheapflights users on 8/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:45 amIAD - AGU
3 stops31h 13mMultiple Airlines
Thu 10/94:50 amAGU - IAD
3 stops32h 20mMultiple Airlines
Deal found 8/18$870
This Aeromexico deal was found by Cheapflights users on 8/17. 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.
Sat 12/133:51 pmIAD - AGU
1 stop28h 39mAeromexico
Sat 1/36:16 amAGU - IAD
1 stop6h 30mAeromexico
Deal found 8/17$1,574

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Aguascalientes 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 August 19, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Aguascalientes that are best for you.

Fly from

Dulles Intl

Fly to

Aguascalientes

Route

Depart

Return

Price

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Thu 10/2

5:05 pm-11:25 pm

1 stop8h 20m

Aguascalients

Thu 10/9

6:18 am-3:10 pm

1 stop6h 52m

$463

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Tue 1/6

3:38 pm-9:13 am

1 stop18h 35m

Aguascalients

Mon 1/12

8:39 pm-1:49 pm

1 stop16h 10m

$544

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Wed 10/1

5:05 pm-11:25 pm

1 stop8h 20m

Aguascalients

Wed 10/8

9:00 pm-9:31 pm

2 stops22h 31m

$553

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Thu 10/2

6:00 am-8:19 pm

2 stops16h 19m

Aguascalients

Thu 10/9

6:18 am-9:31 pm

2 stops13h 13m

$557

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Wed 10/1

11:47 am-6:48 pm

1 stop9h 01m

Aguascalients

Wed 10/8

5:10 am-10:51 pm

1 stop15h 41m

$577

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Tue 1/6

8:52 am-9:20 pm

2 stops13h 28m

Aguascalients

Mon 1/12

2:45 pm-12:41 pm

2 stops20h 56m

$603

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/15

6:00 am-6:04 pm

2 stops14h 04m

$294

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/15

5:27 pm-11:10 pm

1 stop7h 43m

$327

Washington, D.C.Aguascalientes

IAD - AGU

IADAGU

Washington, D.C. Dulles Intl

Mon 9/15

1:55 pm-6:00 pm

3 stops30h 05m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from Dulles Intl to Aguascalientes

Have a flexible travel schedule? Discover the best time to fly to Aguascalientes 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 Aguascalientes

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aguascalientes (average of $463). Flying from Washington, D.C. Dulles Intl Airport to Aguascalientes in December is currently the most expensive (average of $811). 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Aguascalientes. 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 Aguascalientes from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Aguascalientes, you will be flying into Aguascalients. Aguascalients (AGU) is just 12.4 mi from the center of the city. Aguascalients is the only Aguascalientes airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Aguascalients from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Aguascalientes?

    Aeromexico can get you from Washington, D.C. Dulles Intl Airport to Aguascalientes in just under 8h 20m. Your travel time can differ by up to . The distance between Washington, D.C. Dulles Intl Airport and Aguascalientes is about 1890 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Aguascalientes 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 Aguascalientes?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aguascalientes (average of $463). Flying from Washington, D.C. Dulles Intl Airport to Aguascalientes in December is currently the most expensive (average of $811). 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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